added loan_repayment_schedule

This reverts commit 8bb5ce69e2.

.env.local.example

@@ -0,0 +1,36 @@
+# Environment Variables
+BASIC_AUTH_USERNAME=user
+BASIC_AUTH_PASSWORD=password
+
+#swagger Configuration
+SWAGGER_URL="/documentation"
+API_URL="/swagger.json"
+
+# Database Configuration
+DATABASE_USER=firstadvance
+DATABASE_PASSWORD=FirstAdvance!
+DATABASE_HOST=dev-data.simbrellang.net
+DATABASE_PORT=10532
+DATABASE_NAME=firstadvancedev
+#SQLALCHEMY_DATABASE_URI_FULL="oracle+oracledb://FIRSTADVSTG:Pchanged_56789@10.2.110.30:1521/?service_name=firstadv"
+
+# DATABASE_HOST=10.20.30.60
+# DATABASE_USER=firstadvance
+# DATABASE_PASSWORD=firstadvance
+# DATABASE_NAME=firstadvancedev
+# DATABASE_PORT=5432
+
+# Flask Configuration
+FLASK_APP=wsgi.py
+FLASK_ENV=development
+APP_PORT=4500
+
+
+# Bank Call Service Connection
+SIMBRELLA_BASE_URL="https://bank-emulator.dev.simbrellang.net"
+VALID_APP_ID=app1
+VALID_API_KEY=test-api-key-12345
+
+
+# Event Bus Broker Configuration
+KAFKA_BROKER="10.0.0.246:9092"

JUNK/send_report.py

@@ -0,0 +1,15 @@
+from flask import Flask
+from app.extensions import mail
+from app.utils.mail import send_report_email, get_report_data
+from app.config import settings
+
+app = Flask(__name__)
+app.config.from_object(settings)
+
+mail.init_app(app)
+
+with app.app_context():
+    report_data = get_report_data()
+    recipients = ["vdagbue@gmail.com"]
+    result = send_report_email(report_data, recipients)
+    print(result)

SQL/sample-prod.env

@@ -0,0 +1,40 @@
+
+# Environment Variables ======================================================
+BASIC_AUTH_USERNAME=user
+BASIC_AUTH_PASSWORD=password
+SWAGGER_URL="/documentation"
+API_URL="/swagger.json"
+
+# Flask Configuration =========================================================
+FLASK_APP=wsgi.py
+FLASK_ENV=development
+APP_PORT=4500
+
+#Database Configuration =======================================================
+DATABASE_USER=FIRSTADVSTG
+DATABASE_PASSWORD=Pchanged_56789
+DATABASE_HOST=ig-x6-uat-scan
+DATABASE_PORT=1521
+DATABASE_NAME=FIRSTADVSTG
+DATABASE_SID=firstadv
+SQLALCHEMY_DATABASE_URI_FULL="oracle+oracledb://FIRSTADVSTG:Pchanged_56789@10.2.110.30:1521/?service_name=firstadv"
+
+# Event Bus =====================================================================
+KAFKA_BROKER="10.2.110.20:9082"
+
+#Bank Calls =====================================================================
+SIMBRELLA_BASE_URL="https://bank-emulator.dev.simbrellang.net"
+SIMBRELLA_APP_ID="app1"
+SIMBRELLA_API_KEY="testtest-api-key-12345"
+
+#Events Direct Location =========================================================
+EVENTS_SERVICE_BASE_URL="http://10.2.24.133:5000"
+ENDPOINT_DIRECT_LOAN="/autocall/direct/loan"
+ENDPOINT_DIRECT_REPAYMENT="/autocall/direct/repayment"
+
+#EVENTS_SERVICE_BASE_URL2="https://event-core.simbrellang.net"
+#EVENTS_SERVICE_BASE_URL="http://10.10.11.17:14700"
+
+
+
+

app/__init__.py

@@ -1,4 +1,5 @@
 from flask import Flask
+from flask_mail import Mail
 import os
 from flask_swagger_ui import get_swaggerui_blueprint
 from flask_cors import CORS
@@ -7,7 +8,7 @@ from app.api.routes import api
 from app.errors import register_error_handlers
 from flask_sqlalchemy import SQLAlchemy
 from flask_migrate import Migrate
-from app.extensions import db, migrate
+from app.extensions import db, migrate, mail
 from flask_jwt_extended import (
     JWTManager,
     jwt_required,
@@ -18,34 +19,48 @@ from flask_jwt_extended import (
 
 def create_app():
     """Factory function to create a Flask app instance"""
+    # import oracledb
+
+    # oracledb.init_oracle_client(lib_dir=None) 
     app = Flask(__name__)
 
     # Load configuration
     app.config.from_object(Config)
 
     CORS(app)
-
     JWTManager(app)
-    CORS(app, supports_credentials=True) 
+    CORS(app, supports_credentials=True)
 
-    # Swagger Doc
-    SWAGGER_URL = app.config.get("SWAGGER_URL")
-    API_URL = app.config.get("API_URL")
 
-    # Register blueprints
-    app.register_blueprint(api)
+    try:
+        # Swagger Doc
+        SWAGGER_URL = app.config.get("SWAGGER_URL")
+        API_URL = app.config.get("API_URL")
 
-    swagger_ui_blueprint = get_swaggerui_blueprint(SWAGGER_URL, API_URL)
-    app.register_blueprint(swagger_ui_blueprint, url_prefix=SWAGGER_URL)
+        # Register blueprints
+        app.register_blueprint(api)
 
-    # Error Handlers
-    register_error_handlers(app)
+        swagger_ui_blueprint = get_swaggerui_blueprint(SWAGGER_URL, API_URL)
+        app.register_blueprint(swagger_ui_blueprint, url_prefix=SWAGGER_URL)
 
-    from . import models
+    except Exception as e:
+        print(f"Swagger Unexpected error occurred: {e}")
 
-    # Database and Migrations
-    db.init_app(app)
 
-    migrate.init_app(app, db)
+    try:
+        # Error Handlers
+        register_error_handlers(app)
 
-    return app
+        from . import models
+
+        # Initialize Flask-Mail
+        mail.init_app(app)
+
+        # Database and Migrations
+        db.init_app(app)
+
+        migrate.init_app(app, db)
+
+        return app
+    except Exception as e:
+        print(f"An unexpected error occurred: {e}")

app/api/enums/__init__.py

@@ -1,2 +1,3 @@
 from .transaction_type import TransactionType
-from .loan_status import LoanStatus
+from .loan_status import LoanStatus
+from .repayment_schedule_status import RepaymentScheduleStatus

app/api/enums/loan_status.py

@@ -3,4 +3,6 @@ from enum import Enum
 class LoanStatus(str, Enum):
     PENDING = "pending"
     ACTIVE = "active"
+    ACTIVE_PARTIAL = "active_partial"
+    START_REPAY = "start_repay"
     REPAID = "repaid"

app/api/enums/repayment_schedule_status.py

@@ -0,0 +1,6 @@
+from enum import Enum
+
+class RepaymentScheduleStatus(str, Enum):
+    ACTIVE = "active"
+    PARTIALLY_PAID = "partially_paid"
+    REPAID = "repaid"

app/api/helpers/response_helper.py

@@ -1,251 +1,112 @@
 from flask import jsonify
-from typing import List, Dict, Union, Optional, Any
+from typing import Optional, Union, Dict, List, Any
 
 
 class ResponseHelper:
     """
-    A helper class for building standardized JSON responses in Flask.
+    A helper class for building standardized JSON responses using resultCode and resultDescription.
     """
 
     @staticmethod
     def build_response(
-        status: bool,
-        message: str,
-        data: Optional[Union[Dict, List, str]] = None,
-        status_code: int = 200,
-        error: Optional[Union[Dict, str]] = None,
+        result_code: str,
+        result_description: str,
+        data: Optional[Union[Dict, List, str]] = None
     ) -> Dict[str, Any]:
-        """
-        Build a standardized JSON response.
-
-        Args:
-            status (bool): Indicates whether the request was successful.
-            message (str): A message describing the result of the request.
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            status_code (int): The HTTP status code for the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
         response = {
-            "status": status,
-            "statusCode": status_code,
-            "message": message,
-            "data": data if data is not None else {},
-            "error": error if error is not None else {},
+            "resultCode": result_code,
+            "resultDescription": result_description
         }
-        return jsonify(response), status_code
+
+        if isinstance(data, dict):
+            response.update(data)
+
+        return jsonify(response)
 
     @staticmethod
     def success(
-        data: Optional[Union[Dict, List, str]] = None,
-        message: str = "Successful",
-        status_code: int = 200,
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Successful",
+        result_code: str = "00",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a success response.
-
-        Args:
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            message (str): A message describing the result of the request.
-            status_code (int): The HTTP status code for the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(True, message, data, status_code, error)
+        return ResponseHelper.build_response(result_code, result_description, data)
 
     @staticmethod
     def error(
-        message: str = "An error occurred",
-        status_code: int = 400,
-        data: Optional[Union[Dict, List, str]] = None,
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "An error occurred",
+        result_code: str = "01",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return an error response.
-
-        Args:
-            message (str): A message describing the error.
-            status_code (int): The HTTP status code for the response.
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(False, message, data, status_code, error)
+        return ResponseHelper.build_response(result_code, result_description, data)
 
     @staticmethod
     def created(
-        data: Optional[Union[Dict, List, str]] = None,
-        message: str = "Resource created successfully",
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Resource created successfully",
+        result_code: str = "00",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a response for a created resource.
-
-        Args:
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            message (str): A message describing the result of the request.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(True, message, data, 201, error)
+        return ResponseHelper.build_response(result_code, result_description, data)
 
     @staticmethod
     def updated(
-        data: Optional[Union[Dict, List, str]] = None,
-        message: str = "Resource updated successfully",
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Resource updated successfully",
+        result_code: str = "00",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a response for an updated resource.
-
-        Args:
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            message (str): A message describing the result of the request.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(True, message, data, 200, error)
+        return ResponseHelper.build_response(result_code, result_description, data)
 
     @staticmethod
     def internal_server_error(
-        message: str = "Internal Server Error",
-        data: Optional[Union[Dict, List, str]] = None,
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Internal Server Error",
+        result_code: str = "500",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a response for an internal server error.
-
-        Args:
-            message (str): A message describing the error.
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(False, message, data, 500, error)
+        return ResponseHelper.build_response(result_code, result_description, data)
 
     @staticmethod
     def unauthorized(
-        message: str = "Unauthorized",
-        data: Optional[Union[Dict, List, str]] = None,
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Unauthorized",
+        result_code: str = "401",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a response for an unauthorized request.
-
-        Args:
-            message (str): A message describing the error.
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(False, message, data, 401, error)
+        return ResponseHelper.build_response(result_code, result_description, data)
 
     @staticmethod
     def forbidden(
-        message: str = "Forbidden",
-        data: Optional[Union[Dict, List, str]] = None,
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Forbidden",
+        result_code: str = "403",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a response for a forbidden request.
-
-        Args:
-            message (str): A message describing the error.
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(False, message, data, 403, error)
+        return ResponseHelper.build_response(result_code, result_description, data)
 
     @staticmethod
     def not_found(
-        message: str = "Resource not found",
-        data: Optional[Union[Dict, List, str]] = None,
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Resource not found",
+        result_code: str = "404",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a response for a not found resource.
-
-        Args:
-            message (str): A message describing the error.
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(False, message, data, 404, error)
+        return ResponseHelper.build_response(result_code, result_description, data)
 
     @staticmethod
     def unprocessable_entity(
-        message: str = "Unprocessable entity",
-        data: Optional[Union[Dict, List, str]] = None,
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Unprocessable entity",
+        result_code: str = "422",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a response for an unprocessable entity.
+        return ResponseHelper.build_response(result_code, result_description, data)
 
-        Args:
-            message (str): A message describing the error.
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(False, message, data, 422, error)
-    
     @staticmethod
     def method_not_allowed(
-        message: str = "Method Not Allowed",
-        data: Optional[Union[Dict, List, str]] = None,
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Method Not Allowed",
+        result_code: str = "405",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a response for a method not allowed error.
+        return ResponseHelper.build_response(result_code, result_description, data)
 
-        Args:
-            message (str): A message describing the error.
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(False, message, data, 405, error)
-    
     @staticmethod
     def bad_request(
-        message: str = "Bad Request",
-        data: Optional[Union[Dict, List, str]] = None,
-        error: Optional[Union[Dict, str]] = None,
+        result_description: str = "Bad Request",
+        result_code: str = "400",
+        data: Optional[Dict[str, Any]] = None
     ) -> Dict[str, Any]:
-        """
-        Return a response for a bad request error.
-
-        Args:
-            message (str): A message describing the error.
-            data (Optional[Union[Dict, List, str]]): The data to return in the response.
-            error (Optional[Union[Dict, str]]): Any error details to include in the response.
-
-        Returns:
-            Dict[str, Any]: A dictionary representing the JSON response.
-        """
-        return ResponseHelper.build_response(False, message, data, 400, error)
+        return ResponseHelper.build_response(result_code, result_description, data)

app/api/integrations/__init__.py

@@ -1,2 +1,3 @@
 from .simbrella import SimbrellaIntegration
-from .kafka import KafkaIntegration
+from .kafka import KafkaIntegration
+from .events_service import EventServiceIntegration

app/api/integrations/events_service.py

@@ -0,0 +1,69 @@
+import httpx
+from app.utils.logger import logger
+from app.config import settings
+
+
+class EventServiceIntegration:
+    BASE_URL = settings.SIMBRELLA_BASE_URL
+    EVENTS_SERVICE_BASE_URL = settings.EVENTS_SERVICE_BASE_URL
+    ENDPOINT_DIRECT_LOAN = settings.ENDPOINT_DIRECT_LOAN
+    ENDPOINT_DIRECT_REPAYMENT = settings.ENDPOINT_DIRECT_REPAYMENT
+
+    @staticmethod
+    def direct_loan(transaction_id: str):
+        """
+        Calls the Direct Loan endpoint
+        """
+        url = f"{EventServiceIntegration.EVENTS_SERVICE_BASE_URL}{EventServiceIntegration.ENDPOINT_DIRECT_LOAN}"
+        logger.info(f"Direct Loan URL: {url}")
+        payload = {"transactionId": str(transaction_id)}
+
+        headers = {
+            "Content-Type": "application/json"
+        }
+
+        try:
+            response = httpx.post(url, json=payload, headers=headers, timeout=10.0)
+            logger.info(f"Loan Response: {response.text}")
+            return response
+        except Exception as e:
+            logger.error(f"Direct Loan API call failed: {str(e)}", exc_info=True)
+            raise
+
+    @staticmethod
+    def direct_repayment(transaction_id: str):
+        """
+        Calls the Direct Repayment endpoint
+        """
+        url = f"{EventServiceIntegration.EVENTS_SERVICE_BASE_URL}{EventServiceIntegration.ENDPOINT_DIRECT_REPAYMENT}"
+        logger.info(f"Direct Repayment URL: {url}")
+        payload = {"transactionId": str(transaction_id)}
+
+        headers = {
+            "Content-Type": "application/json",
+        }
+
+        try:
+            response = httpx.post(url, json=payload, headers=headers, timeout=10.0)
+            logger.info(f"Repayment Response: {response.text}")
+            return response
+        except Exception as e:
+            logger.error(f"Direct Repayment API call failed: {str(e)}", exc_info=True)
+            raise
+
+
+    @staticmethod
+    def health_check():
+        """
+        Health check for Events Service
+        """
+        url = f"{EventServiceIntegration.EVENTS_SERVICE_BASE_URL}/health"
+        logger.info(f"Health Check URL: {url}")
+
+        try:
+            response = httpx.get(url, timeout=5.0)
+            logger.info(f"Health Check Response: {response.text}")
+            return response
+        except Exception as e:
+            logger.error(f"Health Check API call failed: {str(e)}", exc_info=True)
+            raise

app/api/integrations/simbrella.py

@@ -1,54 +1,120 @@
+from os import access
 import httpx
-import json
+import time
 from app.utils.logger import logger
 from app.config import settings
-import logging
 
 
 class SimbrellaIntegration:
     BASE_URL = settings.SIMBRELLA_BASE_URL
+    ENDPOINT_RAC_CHECKS = settings.SIMBRELLA_ENDPOINT_RAC_CHECKS
+    HEALTH_ENDPOINT = settings.SIMBRELLA_HEALTH
+    AUTH_ENDPOINT =  settings.BANK_CALL_AUTH_ENDPOINT
+
+    _access_token = None  # cache token in memory
+    _token_expiry = 0 
+
+    @staticmethod
+    def generate_token():
+        """
+        Generate a new access token using the username and password from settings.
+        """
+        url = f"{SimbrellaIntegration.BASE_URL}{SimbrellaIntegration.AUTH_ENDPOINT}"
+
+        payload = {
+            "username": settings.BANK_CALL_USERNAME,
+            "password": settings.BANK_CALL_PASSWORD,
+            "grant_type": "password"
+        }
+
+        headers = {"Content-Type": "application/json"}
+
+        try:
+            logger.info(f"Requesting Bank token from {url}")
+
+            response = httpx.post(url, json=payload, headers=headers, timeout=10.0)
+            response.raise_for_status()
+
+            data = response.json()
+            expires_in = data.get("expires_in", 1800)
+            
+            SimbrellaIntegration._access_token = data.get("access_token")
+            SimbrellaIntegration._token_expiry = time.time() + expires_in - 60
+
+            if not SimbrellaIntegration._access_token:
+                raise Exception("Access token not found in Bank Authorization response")
+
+            logger.info("Successfully retrieved Bank access token")
+            return SimbrellaIntegration._access_token
+
+        except Exception as e:
+            logger.error(f"Token generation failed: {str(e)}", exc_info=True)
+            raise Exception(f"Token generation failed: {str(e)}")
+
+    @staticmethod
+    def _get_token():
+        """
+        Return a valid token, refreshing if expired or missing
+        """
+        if not SimbrellaIntegration._access_token or time.time() >= SimbrellaIntegration._token_expiry:
+            return SimbrellaIntegration.generate_token()
+        return SimbrellaIntegration._access_token
 
     @staticmethod
     def rac_check(customer_id, account_id, transaction_id):
         """
         Calls the RACCheck endpoit
         """
-        url = f"{SimbrellaIntegration.BASE_URL}/RACCheck"
+        url = f"{SimbrellaIntegration.BASE_URL}/{SimbrellaIntegration.ENDPOINT_RAC_CHECKS}"
+        logger.info(f"Contacting Rack Checks EndPoint: {str(url)}", exc_info=True)
 
         payload = {
             "customerId": customer_id,
             "accountId": account_id,
             "transactionId": str(transaction_id),
-            "fbnTransactionId": f"FBN{transaction_id}",
-            "RAC_Array": [
-                "SalaryAccount",
-                "BVN",
-                "BVNAttachedtoAccount",
-                "CRC",
-                "CRMS",
-                "AccountStatus",
-                "Lien",
-                "NoBouncedCheck",
-                "Whitelist",
-                "NoPastDueSalaryLoan",
-                "NoPastDueOtherLoan",
-            ],
-        }
-
-        logger.error(f"This is PayLoad: {str(payload)}", exc_info=True)
-
-        headers = {
-            "Content-Type": "application/json",
-            "x-api-key": f"{settings.VALID_API_KEY}",
-            "App-Id": f"{settings.VALID_APP_ID}",
+            "fbnTransactionId": str(transaction_id),
+            "countryCode": "NG",
+            "channel": "USSD"
         }
 
         try:
+            access_token = SimbrellaIntegration._get_token()
+            headers = {
+                "Content-Type": "application/json",
+                "Authorization": f"Bearer {access_token}"
+            }
+
+       
             response = httpx.post(url, json=payload, headers=headers, timeout=10.0)
 
-            logger.error(f"This is Response: {str(response)}", exc_info=True)
+            logger.info(f"This is Response: {str(response)}", exc_info=True)
 
             return response
+           
         except Exception as e:
             logger.error(f"RACCheck API call failed: {str(e)}", exc_info=True)
             raise Exception(f"RACCheck API call failed: {str(e)}")
+        
+    @staticmethod
+    def health_check():
+        """
+        Health check for Bank Service
+        """
+       
+        url = f"{SimbrellaIntegration.BASE_URL}/{SimbrellaIntegration.HEALTH_ENDPOINT}"
+        logger.info(f"Bank Health Check URL: {url}")
+        
+        try:
+            access_token = SimbrellaIntegration._get_token()
+            headers = {
+                "Content-Type": "application/json",
+                "Authorization": f"Bearer {access_token}"
+            }
+
+            response = httpx.get(url, headers=headers, timeout=10.0)
+            logger.info(f"Bank Health Check Response: {response.text}")
+            return response
+        except Exception as e:
+            logger.error(f"Bank Health Check API call failed: {str(e)}", exc_info=True)
+            raise Exception(f"Bank Health Check API call failed: {str(e)}")
+  

app/api/routes/routes.py

@@ -1,3 +1,5 @@
+from app.api.integrations.events_service import EventServiceIntegration
+from app.api.integrations.simbrella import SimbrellaIntegration
 from flask import Blueprint, request, jsonify, send_from_directory
 from app.api.services import (
     EligibilityCheckService,
@@ -19,6 +21,9 @@ from flask_jwt_extended import (
     get_jwt_identity,
     create_refresh_token,
 )
+from sqlalchemy import text
+from app.extensions import db
+from app.config import settings
 
 
 api = Blueprint("api", __name__)
@@ -88,7 +93,8 @@ def loan_status():
 @jwt_required()
 def repayment():
     data = request.get_json()
-    # logger.info(f"Repayment request received: {data}")
+    # logger.error(f"Loan Repayment Data: {data} ")
+    logger.info(f"Repayment request received: {data}")
     response = RepaymentService.process_request(data)
     return response
 
@@ -112,11 +118,77 @@ def notification_callback():
     response = NotificationCallbackService.process_request(data)
     return response
 
-
 # Health Check Endpoint
 @api.route("/health", methods=["GET"])
 def health_check():
-    return {"status": "ok"}, 200
+    SQLALCHEMY_DATABASE_URI = settings.SQLALCHEMY_DATABASE_URI
+    response = {}
+    db_status = "Connection Successful"
+    events_service_status = "Connection Successful"
+    bank_status = "Connection Successful"
+    errors = []
+    status = "ok"
+
+
+    # Extract the database URI
+    try:
+        db_uri = db.engine.url.render_as_string(hide_password=False)
+        db_uri =  db_uri
+    except Exception as e:
+        db_uri = "Unavailable"
+
+
+    # Check database connection
+    try:
+        logger.info(f"Database Health == : {SQLALCHEMY_DATABASE_URI}")
+        db.session.execute(text("SELECT table_name FROM user_tables ORDER BY table_name"))
+    except Exception as e:
+        db_status = "Connection Failed"
+        errors.append(f"Database Error: {str(e)}")
+        status = "failed"
+
+
+    # Check Events Service health
+    try:
+        events_service_response = EventServiceIntegration.health_check()
+
+        if events_service_response.status_code != 200:
+            events_service_status = "Connection Failed"
+            status = "failed"
+            errors.append(f"Events Service response: {events_service_response.text}")
+
+
+    except Exception as e:
+        events_service_status = "Connection Failed"
+        status = "failed"
+        errors.append(f"Events Service connection failed: {str(e)}")
+
+    # Check Bank health
+    try:
+        emulator_response = SimbrellaIntegration.health_check()
+
+        if emulator_response.status_code != 200:
+            bank_status = "Connection Failed"
+            status = "failed"
+            errors.append(f"Bank Connection response: {emulator_response.text}")
+
+    except Exception as e:
+        bank_status = "Connection Failed"
+        status = "failed"
+        errors.append(f"Connection to Bank failed: {str(e)}")
+
+
+    response = {
+        "status": status,
+        "db_status": db_status,
+        "events_service_status": events_service_status,
+        "bank_status": bank_status,
+        "db_uri": db_uri,
+        "errors": errors or None
+    }
+
+
+    return jsonify(response), 200 if status == "ok" else 500
 
 
 # Authorize endpoint

app/api/schemas/repayment.py

@@ -5,8 +5,8 @@ class RepaymentSchema(Schema):
     type = fields.Str(required=False)
     msisdn = fields.Str(required=False) #optional
     debtId = fields.Str(required=True)
-    productId = fields.Str(required=True)
     transactionId = fields.Str(required=True)
     accountId = fields.Str(required=True)
     customerId = fields.Str(required=True)
-    channel = fields.Str(required=True)
+    loanRef = fields.Str(required=True)
+    initiatedBy = fields.Str(required=False)

app/api/schemas/select_offer.py

@@ -9,5 +9,6 @@ class SelectOfferSchema(Schema):
     msisdn = fields.Str(required=True)
     requestedAmount = fields.Float(required=True)
     productId = fields.Str(required=True)
+    offerId = fields.Str(required=True)
     channel = fields.Str(required=True)
 

app/api/services/__init__.py

@@ -6,3 +6,4 @@ from app.api.services.repayment import RepaymentService
 from app.api.services.customer_consent import CustomerConsentService
 from app.api.services.notification_callback import NotificationCallbackService
 from app.api.services.authorization import AuthorizationService
+from app.api.services.offer_analysis import OfferAnalysis

app/api/services/authorization.py

@@ -34,7 +34,7 @@ class AuthorizationService(BaseService):
             logger.info("Processing Authorization request")
 
             if not data:
-                return ResponseHelper.bad_request(message="Missing JSON in request")
+                return ResponseHelper.bad_request(result_description="Missing JSON in request")
 
             # Validate input data using the Authorization schema
             schema = AuthorizeRequestSchema()
@@ -44,7 +44,7 @@ class AuthorizationService(BaseService):
                 validated_data["username"] != USERNAME
                 or validated_data["password"] != PASSWORD
             ):
-                return ResponseHelper.unauthorized(message="Invalid credentials")
+                return ResponseHelper.unauthorized(result_description="Invalid credentials")
 
             access_token = create_access_token(identity=validated_data["username"])
             refresh_token = create_refresh_token(identity=validated_data["username"])
@@ -56,17 +56,17 @@ class AuthorizationService(BaseService):
             }
 
             return ResponseHelper.success(
-                data=response_data, message="Authorization processed successfully"
+                data={"data": response_data}, result_description="Authorization processed successfully"
             )
 
         except ValidationError as e:
             logger.error(f"Validation error: {e}")
-            return ResponseHelper.bad_request(message=f"Validation error: {e}")
+            return ResponseHelper.bad_request(result_description=f"Validation error: {e}")
 
         except Exception as e:
             logger.error(f"Error processing Authorization request: {e}")
             return ResponseHelper.internal_server_error(
-                message=f"Error processing Authorization request: {e}"
+                result_description=f"Error processing Authorization request: {e}"
             )
 
     @staticmethod
@@ -92,11 +92,11 @@ class AuthorizationService(BaseService):
             }
 
             return ResponseHelper.success(
-                data=response_data, message="RefreshToken processed successfully"
+                data={"data": response_data}, result_description="RefreshToken processed successfully"
             )
 
         except Exception as e:
             logger.error(f"Error processing RefreshToken request: {e}")
             return ResponseHelper.internal_server_error(
-                message=f"Error processing RefreshToken request: {e}"
+                result_description=f"Error processing RefreshToken request: {e}"
             )

app/api/services/base_service.py

@@ -4,6 +4,7 @@ from flask import jsonify
 from marshmallow import ValidationError
 import logging
 from app.api.integrations import KafkaIntegration
+from app.utils.mail import send_report_email, get_report_data
 
 logger = logging.getLogger(__name__)
 
@@ -48,15 +49,131 @@ class BaseService:
         """
         Create a new transaction.
         """
+        channel = "USSD" if validated_data.get("channel") is None else validated_data.get("channel")
+
         return Transaction.create_transaction(
             transaction_id = validated_data.get("transactionId"),
             customer_id =  validated_data.get('customerId', None),
             account_id = validated_data.get("accountId", None),  
             type = cls.TRANSACTION_TYPE,
-            channel = validated_data.get("channel"),
+            channel = channel,
         )
     
     @classmethod
     def async_send_to_kafka(cls, loan_data, request_id, topic):
         KafkaIntegration.send_loan_request(loan_data = loan_data, request_id = request_id, topic = topic)
         KafkaIntegration.flush()
+
+
+    @classmethod
+    def calculate_charges(cls, offer, amount):
+        """
+        Calculates and returns the charges for the given offer and amount.
+        
+        Args:
+            offer (Offer): The offer object that contains the charges.
+            amount (float): The requested loan amount.
+        
+        Returns:
+            dict: A dictionary containing the calculated charges.
+        """
+        if not offer or not offer.charges:
+            logger.error(f"No charges found for offer ID {offer.id}")
+            return {"error": "No charges found for the offer"}
+
+        loan_charges = offer.charges
+        tenor = offer.schedule # offer.tenor // 30 # Convert to months
+        interest =  cls.get_charge_detail(rates = offer.interest_rate, charges = loan_charges, code = "INTEREST", amount = amount)
+        management = cls.get_charge_detail(rates = offer.management_rate,  charges = loan_charges, code = "MGTFEE", amount = amount)
+        insurance = cls.get_charge_detail(rates = offer.insurance_rate, charges = loan_charges, code = "INSURANCE", amount = amount)
+        vat = cls.get_charge_detail(rates = offer.vat_rate, charges = loan_charges, code = "VAT", amount = amount, management_fee = management["fee"])
+
+        # Separate fees into upfront and postpaid
+        upfront_fees = [
+            fee["fee"]
+            for fee in [interest, management, insurance, vat]
+            if fee["due_days"] == 0
+        ]
+
+        postpaid_fees = [
+            fee["fee"]
+            for fee in [interest, management, insurance, vat]
+            if fee["due_days"] != 0
+        ]
+        vat_test  = vat["fee"]
+        logger.info(f"VAT fee ==  *************** : {vat_test}")
+
+        # Up-front payment: (only those fees due immediately i.e due_days == 0)
+        # upfront_payment = sum(upfront_fees)
+        if offer.schedule == 1:
+            upfront_payment = vat["fee"] + management["fee"] + insurance["fee"] + interest["fee"]
+            interest_amount = interest["fee"]
+            repayment_amount = amount
+        else:
+            upfront_payment = vat["fee"] + insurance["fee"]+management["fee"]
+            interest_amount = interest["fee"]*offer.schedule
+            repayment_amount = amount +  interest_amount
+
+
+        # Repayment amount: (principal + only those fees not due immediately i.e due_days != 0)
+       # repayment_amount = amount + (sum(postpaid_fees) * tenor)
+
+        # Total amount: (upfront_payment + repayment_amount)
+        total_amount = upfront_payment + repayment_amount
+
+        # Calculate the installment amount
+        installment_amount = repayment_amount / offer.schedule
+
+        return {
+            "interest": interest,
+            "interest_amount": interest_amount,
+            "management": management,
+            "insurance": insurance,
+            "vat": vat,
+            "upfront_payment": round(upfront_payment, 2),
+            "repayment_amount": round(repayment_amount, 2),
+            "installment_amount": round(installment_amount, 2),
+            "total_amount": round(total_amount, 2)
+        }
+
+    
+    @classmethod
+    def get_charge_detail(cls, rates, charges, code, amount, management_fee= 0.0):
+        """
+        Get details for a specific charge code from a list of loan charges.
+
+        Returns default values if not found.
+        """
+        fee = 0.0
+
+        if code == "VAT" and management_fee > 0:
+            fee = management_fee * rates / 100
+        else:
+            fee = amount * rates / 100
+
+        return {
+            "rate": rates,
+            "fee": round(fee, 2),
+            "due_days": 30,
+            "code": code,
+            "description" :  "have no idea how to get this yet"
+        }
+
+        # if charge.code == code:
+        #     if code == "VAT" and management_fee > 0:
+        #         fee = management_fee * rates / 100
+        #     else:
+        #         fee = amount * rates / 100
+        #
+        #     return {
+        #         "rate": rates,
+        #         "fee": round(fee, 2),
+        #         "due_days": charge.due
+        #     }
+            
+       # return {"rate": 0, "fee": 0, "due_days": 0}
+
+
+    @classmethod
+    def send_mail(cls, report_data, recipients):
+            send_report_email(report_data, recipients)

app/api/services/customer_consent.py

@@ -1,4 +1,5 @@
 from flask import request, jsonify
+from app.api.helpers.response_helper import ResponseHelper
 from app.api.services.base_service import BaseService
 from marshmallow import ValidationError
 from app.utils.logger import logger
@@ -34,44 +35,26 @@ class CustomerConsentService(BaseService):
 
                     if not transaction:
                         logger.error(f"Failed to log transaction")
-                        return jsonify({
-                            "message": "Failed to log transaction."
-                        }), 400
+                        return ResponseHelper.error(result_description="Failed to log transaction.")
                 else:  
-                    return jsonify({
-                            "message": "Invalid Customer or Account"
-                        }), 400
+                    return ResponseHelper.error(result_description="Invalid Customer or Account")
 
-                    
-                # Simulated processing logic
-                response_data = {
-                    "resultCode": "00",
-                    "resultDescription": "Request is received"
-                }
 
                 db.session.commit()
-                return response_data
+                return ResponseHelper.success(result_description="Request is received")
             
         except ValidationError as err:
 
             logger.error(f"Validation Error: {getattr(err, 'messages', str(err))}")
             db.session.rollback()
-
-            return jsonify({
-                "message": "Validation exception"
-                }) , 422
+            return ResponseHelper.unprocessable_entity(result_description="Validation exception")
         
         except  ValueError as err:
             logger.error(f"{getattr(err, 'messages', str(err))}")
             db.session.rollback()
-
-            return jsonify({
-                "message": str(err)
-                }) , 400
+            return ResponseHelper.error(result_description=str(err))
 
         except Exception as e:
             logger.error(f"An error occurred: {str(e)}", exc_info=True)
             db.session.rollback()
-            return jsonify({
-                "message": "Internal Server Error"
-                }) , 500
+            return ResponseHelper.internal_server_error()

app/api/services/eligibility_check.py

@@ -1,4 +1,5 @@
 from flask import session, jsonify
+from app.models.loan import Loan
 from app.utils.logger import logger
 from app.api.services.base_service import BaseService
 from app.api.schemas.eligibility_check import EligibilityCheckSchema
@@ -6,7 +7,12 @@ from marshmallow import ValidationError
 from app.api.enums import TransactionType
 from app.api.integrations import SimbrellaIntegration
 from app.extensions import db
-from app.models import Offer
+from app.models import Offer, RACCheck
+from app.api.services.offer_analysis import OfferAnalysis
+from app.api.helpers.response_helper import ResponseHelper
+
+import random
+
 
 class EligibilityCheckService(BaseService):
     TRANSACTION_TYPE = TransactionType.ELIGIBILITY_CHECK 
@@ -39,29 +45,107 @@ class EligibilityCheckService(BaseService):
 
                     if not transaction:
                         logger.error(f"Failed to log transaction")
-                        return jsonify({
-                            "message": "Failed to log transaction."
-                        }), 400
-                        
-                else: 
-                    return jsonify({
-                            "message": "Invalid Customer or Account"
-                        }), 400
+                        return ResponseHelper.error(result_description="Failed to log transaction.")
+                else:  
+                    return ResponseHelper.error(result_description="Invalid Customer or Account")
                 
                 db.session.flush()
+
+                # Determine if there is any loan of 3MPC active
+                current_loan  =  EligibilityCheckService.get_current_active_loans_by_account_id(account_id = account_id)
+                if current_loan:
+                    logger.info(f"Account {current_loan.account_id} has active loan {current_loan}")
+                    if current_loan.product_id =='3MPC':
+                        return ResponseHelper.error(result_description="Max loan count for 3MPC reached")
+
+                # Determine Loan count
+                is_eligible = EligibilityCheckService.check_loan_limits(customer_id)
+
+                if not is_eligible:
+                    return ResponseHelper.error(result_description="Max loan count reached")
                 
                 # Call RACCheck
                 response = SimbrellaIntegration.rac_check(
                     customer_id = customer_id,
                     account_id = account_id,
-                    transaction_id = transaction.id,
+                    transaction_id = transaction.transaction_id,
                 )
 
-                # this chck for error is not valid
+                # this chek for error is not valid
                 if response.status_code != 200:
-                   return jsonify({"message": "RACCheck failed"}), 400
+                    return ResponseHelper.error(result_description="RACCheck failed")
+                
+                response = response.json()
 
-                offers = [offer.to_dict() for offer in Offer.get_all_offers()]
+                logger.info(f"This is Response (from Eligibility Check): {str(response)}", exc_info=True)
+
+                
+                if not response or response['responseCode'] != '00':
+
+                    if response:
+                        logger.error(f"{response['responseMessage']}")
+
+                    return ResponseHelper.error(result_description=f"RACCheck failed")
+
+                rack_checks_response = response['data']['racResponse']
+
+                rac_check = RACCheck.add_rac_check(
+                    customer_id = customer_id,
+                    account_id = account_id,
+                    transaction_id = transaction.transaction_id,
+                    data = rack_checks_response
+                    )
+
+                if not rac_check:
+                    logger.error(f"Failed to save RACCheck")
+                    return ResponseHelper.error(result_description="Failed to save RACCheck.")
+
+                # -----------------TIME FOR ANALYSIS TO REGISTER OFFER ----------------------
+                # eligible_offers = []
+                try:
+                  eligible_offers = OfferAnalysis.decide_offer(
+                        transaction_id=transactionId,
+                        rac_check=rac_check,
+                        validated_data=validated_data,
+                        customer_id=customer_id,
+                        rack_checks_response =rack_checks_response
+                    )
+                except ValueError as ve:
+                    logger.error(str(ve))
+                    return ResponseHelper.error(result_description= str(ve))
+# -----------------------------------------------------------------------
+#                 s = Offer.get_all_offers()
+
+                # eligible_offers = []
+
+                # for offer in offers:
+                #     # Determine an approved amount
+                #     random_float = random.random() # temporary to play data
+                #     approved_amount = min(offer.max_amount, offer.max_amount * random_float) #temporary for now
+                #     approved_amount = round(approved_amount, 2)
+                #
+                #     transaction_offer = TransactionOffer.create_transaction_offer(
+                #         customer_id = customer.id,
+                #         transaction_id = transaction.transaction_id,
+                #         offer_id = offer.id,
+                #         min_amount = offer.min_amount,
+                #         max_amount = offer.max_amount,
+                #         eligible_amount = approved_amount,
+                #         product_id = offer.product_id,
+                #         tenor = offer.tenor
+                #     )
+                #
+                #     # Visible offer ID: offer_id + padded(transaction_offer.id)
+                #     padded_id = str(transaction_offer.id).zfill(6)
+                #     public_offer_id = f"{offer.id}{padded_id}"
+                #
+                #     eligible_offers.append({
+                #         "offerId": public_offer_id,
+                #         "product_id": offer.product_id,
+                #         "min_amount": offer.min_amount,
+                #         "max_amount": approved_amount,
+                #         "tenor": offer.tenor
+                #     })
 
                 # Simulate processing
                 response_data = {
@@ -69,31 +153,58 @@ class EligibilityCheckService(BaseService):
                     "transactionId": transactionId,
                     "countryCode": "NG",
                     "msisdn": msisdn,
-                    "eligibleOffers": offers,
-                    "resultDescription": "Successful",
-                    "resultCode": "00",
+                    "eligibleOffers": eligible_offers,
                     "accountId": account_id
                     }
 
-                return response_data
+                return ResponseHelper.success(data=response_data)
         
         except ValidationError as err:
 
             logger.error(f"Validation Error: {getattr(err, 'messages', str(err))}")
-
-            return jsonify({
-                "message": "Validation exception"
-                }) , 422
+            db.session.rollback()
+            return ResponseHelper.unprocessable_entity(result_description="Validation exception")
         
         except  ValueError as err:
             logger.error(f"{getattr(err, 'messages', str(err))}")
-
-            return jsonify({
-                "message": str(err)
-                }) , 400
+            db.session.rollback()
+            return ResponseHelper.error(result_description=str(err))
 
         except Exception as e:
             logger.error(f"An error occurred: {str(e)}", exc_info=True)
-            return jsonify({
-                "message": "Internal Server Error"
-                }) , 500
+            db.session.rollback()
+            return ResponseHelper.internal_server_error()
+
+    @staticmethod
+    def get_current_active_loans_by_account_id(account_id):
+        current_loan  = Loan.get_current_active_loans_by_account_id(account_id)
+        return current_loan
+
+
+    @staticmethod
+    def check_loan_limits(customer_id):
+        """
+        Checks if a customer has exceeded the loan limits for given offer.
+        """  
+        loan = Loan.get_customer_last_loan(customer_id)
+
+        if not loan:
+            return True
+        
+        offer_id = loan.offer_id[:5]
+
+        offer = Offer.get_offer_by_id(offer_id)
+        if not offer:
+            logger.error(f"Offer not found for offer_id: {offer_id} (customer_id: {customer_id})")
+            return False
+
+        daily_count = Loan.get_daily_loan_count(customer_id, offer.product_id)
+        
+        
+        logger.info(f"daily_count: {daily_count}, Max: {offer.max_daily_loans}")
+
+        if offer.max_daily_loans is not None and daily_count >= offer.max_daily_loans:
+            return False
+        
+
+        return True

app/api/services/loan_status.py

@@ -3,14 +3,15 @@ from marshmallow import ValidationError
 from app.api.enums.loan_status import LoanStatus
 from app.models import Customer
 from app.utils.logger import logger
-from app.api.schemas.loan_status import LoanStatusSchema 
+from app.api.schemas.loan_status import LoanStatusSchema
 from app.api.services.base_service import BaseService
-from app.api.enums import TransactionType   
-from app.extensions import db  
+from app.api.enums import TransactionType
+from app.extensions import db
+from app.api.helpers.response_helper import ResponseHelper
 
 
 class LoanStatusService(BaseService):
-    TRANSACTION_TYPE = TransactionType.LOAN_STATUS 
+    TRANSACTION_TYPE = TransactionType.LOAN_STATUS
 
     @staticmethod
     def process_request(data):
@@ -26,83 +27,88 @@ class LoanStatusService(BaseService):
         try:
             with db.session.begin():
                 # Validate data
-                validated_data = LoanStatusService.validate_data(data, LoanStatusSchema())
+                validated_data = LoanStatusService.validate_data(
+                    data, LoanStatusSchema()
+                )
 
+                customer_id = validated_data.get("customerId")
 
-                customer_id =  validated_data.get('customerId')
-                customer = Customer.get_customer(customer_id)
-                transactionId = validated_data.get('transactionId')
-                account_id = validated_data.get('accountId')
+                logger.info(f"Looking for customer *** {customer_id}")
+                customer = Customer.get_customer_with_loan_list(customer_id)
 
-                if(LoanStatusService.validate_account_ownership(account_id = account_id, customer_id = customer_id)):
+                transactionId = validated_data.get("transactionId")
+                account_id = validated_data.get("accountId")
 
+                if LoanStatusService.validate_account_ownership(
+                    account_id=account_id, customer_id=customer_id
+                ):
                     # Get loans
-                    loans = [loan.to_dict() for loan in customer.loans if loan.status == LoanStatus.ACTIVE]
-
-                    transaction = LoanStatusService.log_transaction(validated_data = validated_data)
+                    customer_loans = customer.loans
+                    loans = [
+                        loan.to_dict()
+                        for loan in customer_loans
+                        if loan.status in [LoanStatus.ACTIVE, LoanStatus.START_REPAY, LoanStatus.ACTIVE_PARTIAL]
+                    ]
 
+                    transaction = LoanStatusService.log_transaction(
+                        validated_data=validated_data
+                    )
                     if not transaction:
                         logger.error(f"Failed to log transaction")
-                        return jsonify({
-                            "message": "Failed to log transaction."
-                        }), 400
-                else: 
-                    return jsonify({
-                            "message": "Invalid Customer or Account"
-                        }), 400
-        
-
-                # loans = [
-                #     {
-                #         "debtId": "123456789",
-                #         "loanDate": "2019-10-18 14:26:21.063",
-                #         "dueDate": "2019-11-20 14:26:21.063",
-                #         "currentLoanAmount": 8500,
-                #         "initialLoanAmount": 10000,
-                #         "defaultPenaltyFee": 0,
-                #         "continuousFee": 0,
-                #         "productId": "101"
-                #     }
-                # ]
-
-                total_debt_amount = sum(
-                    loan.get("currentLoanAmount") or 0
-                    for loan in loans
+                        return ResponseHelper.error(
+                            result_description="Failed to log transaction."
+                        )
+                else:
+                    return ResponseHelper.error(
+                        result_description="Invalid Customer or Account"
                     )
 
+                # CONFIRM IF THE TOTAL DEBT IF FOR ONLY ACTIVE LOANS OR ALL LOANS
+                total_debt_amount = sum(
+                    loan.get("currentLoanAmount") or 0 for loan in loans
+                )
+                
+                total_outstanding_amount = sum(
+                    loan.get("currentLoanAmount") or 0 for loan in loans
+                )
+
+                total_active_loan_amount = sum(
+                    loan.get("repaymentAmount") or 0 for loan in loans
+                )
+
+                total_settled_amount = total_active_loan_amount - total_outstanding_amount
+
                 # Simulated processing logic
                 response_data = {
                     "customerId": customer_id,
+                    "accountId": account_id,
                     "transactionId": transactionId,
                     "loans": loans,
                     "totalDebtAmount": total_debt_amount,
-                    "resultCode": "00",
-                    "resultDescription": "Successful"
+                    "summary": {
+                        "totalSettledAmount": total_settled_amount,
+                        "totalOutstandingAmount": total_outstanding_amount,
+                        "totalActiveLoanAmount": total_active_loan_amount,
+                    }
                 }
 
                 db.session.commit()
-                return response_data
+                return ResponseHelper.success(data=response_data)
 
         except ValidationError as err:
 
             logger.error(f"Validation Error: {getattr(err, 'messages', str(err))}")
             db.session.rollback()
+            return ResponseHelper.unprocessable_entity(
+                result_description="Validation exception"
+            )
 
-            return jsonify({
-                "message": "Validation exception"
-                }) , 422
-        
-        except  ValueError as err:
+        except ValueError as err:
             logger.error(f"{getattr(err, 'messages', str(err))}")
             db.session.rollback()
-
-            return jsonify({
-                "message": str(err)
-                }) , 400
+            return ResponseHelper.error(result_description=str(err))
 
         except Exception as e:
             logger.error(f"An error occurred: {str(e)}", exc_info=True)
             db.session.rollback()
-            return jsonify({
-                "message": "Internal Server Error"
-                }) , 500
+            return ResponseHelper.internal_server_error()

app/api/services/notification_callback.py

@@ -5,6 +5,7 @@ from app.api.enums import TransactionType
 from app.utils.logger import logger
 from app.api.schemas.notification_callback import NotificationCallbackSchema
 from app.extensions import db
+from app.api.helpers.response_helper import ResponseHelper
 
 class NotificationCallbackService(BaseService):
     TRANSACTION_TYPE = TransactionType.NOTIFICATION_CALLBACK 
@@ -27,37 +28,20 @@ class NotificationCallbackService(BaseService):
             schema = NotificationCallbackSchema()
             validated_data = schema.load(data)  # Raises ValidationError if invalid
 
-            # Simulated processing logic
-            response_data = {
-                "resultCode": "00",
-                "resultDescription": "Successful"
-            }
-
-
-            # return ResponseHelper.success(
-            #     data=response_data,
-            #     message="Notification callback processed successfully"
-            # )
-
-            return response_data
+            return ResponseHelper.success()
 
         except ValidationError as err:
 
             logger.error(f"Validation Error: {getattr(err, 'messages', str(err))}")
-
-            return jsonify({
-                "message": "Validation exception"
-                }) , 422
+            db.session.rollback()
+            return ResponseHelper.unprocessable_entity(result_description="Validation exception")
         
         except  ValueError as err:
             logger.error(f"{getattr(err, 'messages', str(err))}")
-
-            return jsonify({
-                "message": str(err)
-                }) , 400
+            db.session.rollback()
+            return ResponseHelper.error(result_description=str(err))
 
         except Exception as e:
             logger.error(f"An error occurred: {str(e)}", exc_info=True)
-            return jsonify({
-                "message": "Internal Server Error"
-                }) , 500
+            db.session.rollback()
+            return ResponseHelper.internal_server_error()

app/api/services/offer_analysis.py

@@ -0,0 +1,263 @@
+from decimal import Decimal
+from app.models import Offer, TransactionOffer
+from app.models.loan import Loan
+import random
+import logging
+
+from app.config import Config
+
+RAC_TRUE_CHECK_RULES = Config.rac_true_rules
+RAC_FALSE_CHECK_RULES = Config.rac_false_rules
+RAC_SALARY_PAYMENTS = Config.rac_salary_payments
+
+logger = logging.getLogger(__name__)
+
+class OfferAnalysis:
+
+    @staticmethod
+    def get_offer(transaction_id, rac_response, validated_data):
+        customer_id = validated_data.get("customerId")
+        product_id = validated_data.get("productId")
+        offer_id = validated_data.get("offerId")
+
+        transaction_offer_id =  int(offer_id[5:]) # The last part is int
+
+        logger.info(f"customer_id ==  *************** : {customer_id}")
+        logger.info(f"product_id  ==  *************** : {product_id}")
+        logger.info(f"offer_id    ==  *************** : {offer_id}")
+        logger.info(f"transaction_offer_id    ==  *************** : {transaction_offer_id}")
+
+        transaction_offer =  TransactionOffer.is_valid_transaction_offer(transaction_offer_id, customer_id, product_id)
+
+        if not transaction_offer:
+            raise ValueError("Invalid Transaction Offer.")
+
+        eligible_amount =  transaction_offer.eligible_amount
+        offer = Offer.is_valid_offer( transaction_offer.offer_id)
+
+        if not offer:
+            raise ValueError("Invalid Offer.")
+        original_transaction =  transaction_id
+
+        return transaction_offer, offer, eligible_amount, original_transaction
+    
+    @staticmethod
+    def _analyze_rack_checks(rack_response, offer):
+        logger.info(f"This is PayLoad for ANALYSYS ***** : {str(rack_response)}", exc_info=True)
+        logger.info(f"RACk TRUE RULES    {str(RAC_TRUE_CHECK_RULES)}", exc_info=True)
+        logger.info(f"RACk FALSE RULES   {str(RAC_FALSE_CHECK_RULES)}", exc_info=True)
+        logger.info(f"RACk SALARY PAYMENTS   {str(RAC_SALARY_PAYMENTS)}", exc_info=True)
+
+        if not isinstance(rack_response, dict) or not offer :
+            raise ValueError("Invalid RAC response format.")
+        
+
+        
+        failed_true_rules = []
+        failed_false_rules = []
+        salaries = []
+
+        # Expects true
+        for rule in RAC_TRUE_CHECK_RULES:
+            if not rack_response.get(rule, False):
+                failed_true_rules.append(rule)
+
+        # Expects false
+        for rule in RAC_FALSE_CHECK_RULES:
+            if rack_response.get(rule, True):
+                failed_false_rules.append(rule)
+
+
+        # Salary rules
+        for key in RAC_SALARY_PAYMENTS:
+            value = rack_response.get(key)
+
+           
+            if isinstance(value, Decimal):
+                 # Only use values greater than 0
+                if value > 0:
+                    salaries.append(value)
+            elif isinstance(value, (int, float, str)):
+                try:
+                    value = Decimal(str(value))
+                    if value > 0:
+                        salaries.append(value)
+                except:
+                    logger.warning(f"Could not convert value of {key} to Decimal: {value}")
+
+
+        if failed_true_rules or failed_false_rules or not salaries:
+            logger.warning(f"Failed TRUE rules: {failed_true_rules}")
+            logger.warning(f"Failed FALSE rules: {failed_false_rules}")
+            logger.warning("No salary records found in RAC response.")
+            raise ValueError(f"RAC analysis failed")
+        
+
+
+        logger.info(f"These are the salary amounts ***** : {str(salaries)}", exc_info=True)
+
+        #Least salary in the last 6 months
+        min_salary = min(salaries)
+
+        # Check consistency rule
+        consistent_income = rack_response.get("rule7_consistent_salary_amount", False)
+
+         # Determine percentage based on offer tenor
+        tenor = offer.tenor
+        
+        if tenor == 30 and consistent_income:
+            eligible_amount = min_salary * Decimal("0.5")
+            logger.info("Applying 50% of least salary in 6 months due to 1-month offer tenor with stable income.")
+        elif tenor == 90 and consistent_income:
+            eligible_amount = min_salary * Decimal("0.75")
+            logger.info("Applying 75% of least salary in 6 months due to 3-months offer tenor with stable income.")
+           
+        else:  # Income is not consistent
+            eligible_amount = 0
+            logger.info("Applying no percentage on least salary due unstable income.")
+            
+
+
+        logger.info(f"Calculated eligible amount from RAC: {eligible_amount} based on {'stable' if consistent_income else 'unstable'} income.")
+
+        return eligible_amount.quantize(Decimal("1.00"))  
+    
+        # "racResponse": {
+        #     "accountStatus": true,
+        #     "bvnValidated": true,
+        #     "creditBureauCheck": false,
+        #     "crmsCheck": true,
+        #     "hasLien": false,
+        #     "hasPastDueLoan": false,
+        #     "hasSalaryAccount": true,
+        #     "isWhitelisted": true,
+        #     "noBouncedCheck": true
+        # },
+        #
+
+        '''
+        30 days
+        Eligibility amount (monthly SOL) - Adoption of 50% of the least salary inflow in the past 6 months
+        to determine loan eligibility for potential customers.
+
+        3 months
+        Adoption of 75% of the least salary inflow in the past 6 months to determine loan eligibility for
+        potential customers" for customers that have unstable income.   3 months
+        '''
+        # rac_true_rules
+
+        return 0
+
+    @staticmethod
+    def decide_offer(transaction_id, rac_check, validated_data, customer_id, rack_checks_response):
+        eligible_offers = []
+        # if we have active offers - we have to feed off it
+        logger.info(f"**RACK ANALYSIS** {customer_id}")
+        # Analyze Rack Checks
+        # new_eligible_amount = OfferAnalysis._analyze_rack_checks(rack_checks_response)  #--> We need detail analysis
+
+        # we can now find the origin transactions
+        # Find the last loan - it will have original_transaction
+        last_customer_loan = Loan.get_customer_last_loan(customer_id)
+        # logger.info(f"{last_customer_loan}")
+
+        if last_customer_loan:
+            original_transaction = last_customer_loan.original_transaction or last_customer_loan.transaction_id
+            logger.info(f"transaction_id |-| original_transaction === > {transaction_id} {original_transaction}")
+            original_loan  = Loan.get_customer_original_loan(customer_id, original_transaction)
+            if original_loan is not None:
+                logger.info(f"original_loan === > {original_loan}")
+                logger.info(f"loan_offer_id === > {original_loan.offer_id}")
+
+                original_offer_id = str(original_loan.offer_id[:5])  # The last part is str
+                transaction_offer_id = int(original_loan.offer_id[5:])  # The last part is int
+                original_transaction_offer = TransactionOffer.is_valid_transaction_offer(transaction_offer_id, customer_id, original_loan.product_id)
+
+                active_loans = Loan.get_active_loans_by_original_transaction(original_transaction)
+                sum_active_loans = sum(loan.current_loan_amount for loan in active_loans)
+                logger.info(f"sum_active_loans === > {sum_active_loans}")
+                real_eligible_amount = original_loan.eligible_amount - sum_active_loans
+
+                if real_eligible_amount < original_transaction_offer.min_amount:
+                    logger.error(f"Max eligible amount ({real_eligible_amount}) is less than the minimum offer amount ({original_transaction_offer.min_amount}).")
+                    raise ValueError("You are not eligible for a loan at this time - Minimum amount not met.")
+
+                # if real_eligible_amount < 100:
+                #     logger.error(f"Max eligible amount ({real_eligible_amount}) is less than the minimum offer amount ({original_transaction_offer.min_amount}).")
+                #     raise ValueError("You are not eligible for a loan at this time.")
+
+                transaction_offer = TransactionOffer.create_transaction_offer(
+                    customer_id=customer_id,
+                    transaction_id=transaction_id,
+                    original_transaction=original_transaction,
+                    offer_id=original_offer_id,
+                    min_amount=original_transaction_offer.min_amount,
+                    max_amount=original_transaction_offer.max_amount,
+                    eligible_amount=real_eligible_amount,
+                    product_id=original_loan.product_id,
+                    tenor=original_loan.tenor
+                )
+
+                # Visible offer ID: offer_id + padded(transaction_offer.id)
+                padded_id = str(transaction_offer.id).zfill(6)
+                public_offer_id = f"{original_offer_id}{padded_id}"
+
+                eligible_offers.append({
+                    "offerId": public_offer_id,
+                    "product_id": original_transaction_offer.product_id,
+                    "min_amount": original_transaction_offer.min_amount,
+                    "max_amount": round(real_eligible_amount, 2),
+                    "tenor": original_loan.tenor
+                })
+                return eligible_offers
+
+
+        offers = Offer.get_all_offers()
+
+
+        for offer in offers:
+           
+            new_eligible_amount = OfferAnalysis._analyze_rack_checks(rack_checks_response, offer)
+
+
+            approved_amount = new_eligible_amount 
+            approved_amount = round(approved_amount, 2)
+
+            if approved_amount < offer.min_amount:
+                    logger.error(f"Max eligible amount ({approved_amount}) is less than the minimum offer amount ({offer.min_amount}).")
+                    continue
+                    # raise ValueError("You are not eligible for a loan at this time.")
+
+            # if approved_amount < 100:
+            #         logger.error(f"Max eligible amount ({approved_amount}) is less than the minimum offer amount ({offer.min_amount}).")
+            #         raise ValueError("You are not eligible for a loan at this time.")
+
+            transaction_offer = TransactionOffer.create_transaction_offer(
+                customer_id=customer_id,
+                transaction_id=transaction_id,
+                original_transaction=transaction_id,
+                offer_id=offer.id,
+                min_amount=offer.min_amount,
+                max_amount=offer.max_amount,
+                eligible_amount=approved_amount,
+                product_id=offer.product_id,
+                tenor=offer.tenor
+            )
+
+            # Visible offer ID: offer_id + padded(transaction_offer.id)
+            padded_id = str(transaction_offer.id).zfill(6)
+            public_offer_id = f"{offer.id}{padded_id}"
+
+            eligible_offers.append({
+                "offerId": public_offer_id,
+                "product_id": offer.product_id,
+                "min_amount": offer.min_amount,
+                "max_amount": approved_amount,
+                "tenor": offer.tenor
+            })
+
+        if not eligible_offers:
+            logger.error("No eligible offers found for customer: {customer_id} - Minimum amount not met")
+            raise ValueError("You are not eligible for a loan at this time - Minimum amount not met")
+
+        return eligible_offers

app/api/services/provide_loan.py

@@ -1,3 +1,4 @@
+from gettext import install
 from flask import request, jsonify
 from marshmallow import ValidationError
 from app.api.integrations.kafka import KafkaIntegration
@@ -8,9 +9,15 @@ from app.models.loan_charge import LoanCharge
 from app.utils.logger import logger
 from app.api.schemas.provide_loan import ProvideLoanSchema
 from threading import Thread
-from app.models import Loan, Offer, Charge
+from app.models import Loan, Offer, Charge , TransactionOffer, RACCheck
 from app.api.enums import LoanStatus
 from app.extensions import db
+from datetime import datetime, timezone, timedelta
+from dateutil.relativedelta import relativedelta
+from app.api.integrations import EventServiceIntegration
+from app.models import LoanRepaymentSchedule 
+from app.api.services.offer_analysis import OfferAnalysis
+from app.api.helpers.response_helper import ResponseHelper
 
 class ProvideLoanService(BaseService):
     TRANSACTION_TYPE = TransactionType.PROVIDE_LOAN 
@@ -36,28 +43,79 @@ class ProvideLoanService(BaseService):
                 collection_type =  validated_data.get('collectionType')
                 transaction_id = validated_data.get('transactionId')
                 offer_id = validated_data.get('offerId')
+                amount = validated_data.get("requestedAmount")
+                product_id = validated_data.get("productId")
+                channel = validated_data.get('channel')
 
                 customer = Customer.is_valid_customer(customer_id)
 
-                if (ProvideLoanService.validate_account_ownership(account_id = account_id, customer_id = customer_id)):
+                if (ProvideLoanService.validate_account_ownership(account_id = account_id, customer_id = customer_id)): 
 
-                    offer = Offer.is_valid_offer(offer_id)
+                    rac_response = RACCheck.get_rac_check(customer_id = customer_id, account_id = account_id)
 
-                    if not offer:
-                        logger.error(f"Invalid Offer")
-                        return jsonify({
-                            "message": "Invalid Offer."
-                        }), 400
+                    try:
+                      transaction_offer, offer, eligible_amount, original_transaction = OfferAnalysis.get_offer(
+                            transaction_id=transaction_id,
+                            rac_response=rac_response,  
+                            validated_data=validated_data
+                        )
+                    except ValueError as ve:
+                        logger.error(str(ve))
+                        return ResponseHelper.error(result_description=str(ve))
 
 
+                    if(amount < transaction_offer.min_amount):
+                        return ResponseHelper.error(result_description="The amount is less than the minimum allowed transaction amount.")
+                    elif amount > transaction_offer.max_amount:
+                        return ResponseHelper.error(result_description="The amount is greater than the maximum allowed transaction amount.")
+
+                    
+                    # transaction_offer_id =  int(offer_id[5:]) # The last part is int
+
+                    # transaction_offer =  TransactionOffer.is_valid_transaction_offer(transaction_offer_id)
+                    
+                    # if not transaction_offer:
+                    #     logger.error(f"Invalid Transaction Offer")
+                    #     return jsonify({
+                    #         "message": "Invalid Transaction Offer."
+                    #     }), 400
+
+                    # eligible_amount =  transaction_offer.eligible_amount
+                    # offer = Offer.is_valid_offer( transaction_offer.offer_id)
+
+                    # if not offer:
+                    #     logger.error(f"Invalid Offer")
+                    #     return jsonify({
+                    #         "message": "Invalid Offer."
+                    #     }), 400
+                    
+                    
                     # Log Transaction
                     transaction = ProvideLoanService.log_transaction(validated_data=validated_data)
 
                     if not transaction:
                         logger.error(f"Failed to log transaction")
-                        return jsonify({
-                            "message": "Failed to log transaction."
-                        }), 400
+                        return ResponseHelper.error(result_description="Failed to log transaction.")
+                    
+
+                    db.session.flush()
+
+                    charges = ProvideLoanService.calculate_charges(offer, amount)
+                    upfront_fee = charges["upfront_payment"]
+                    repayment_amount = charges["repayment_amount"]
+                    #installment_amount = charges["installment_amount"]
+                    num_schedules = offer.schedule
+
+                    upfront_payment = charges["upfront_payment"]
+                    total_amount = charges["total_amount"]
+                    installment_amount = charges["installment_amount"]
+                    interest = charges["interest"]
+                    management = charges["management"]
+                    insurance = charges["insurance"]
+                    vat = charges["vat"]
+                    
+                    padded_id = str(transaction_id).zfill(12)
+                    loan_ref = f"{padded_id}{channel}{offer.product_id}"
 
 
                     # Save the loan details
@@ -68,79 +126,165 @@ class ProvideLoanService(BaseService):
                         product_id = offer.product_id,
                         collection_type = collection_type,
                         transaction_id = validated_data.get('transactionId'),
+                        original_transaction = transaction_offer.original_transaction,
                         initial_loan_amount = validated_data.get('requestedAmount'),
-                        status= LoanStatus.ACTIVE
+                        upfront_fee = upfront_fee,
+                        repayment_amount = repayment_amount,
+                        installment_amount = installment_amount,
+                        eligible_amount=eligible_amount,
+                        status = LoanStatus.ACTIVE,
+                        tenor = offer.tenor,
+                        reference = loan_ref
                     )
 
-                    db.session.flush()
-
-
                     if not loan:
                         logger.error(f"Failed to save loan details")
-                        return jsonify({
-                            "message": "Failed to save loan details."
-                        }), 400
-                    
-            
-                    charges = Charge.get_offer_charges(offer.id)
+                        
+                        return ResponseHelper.error(result_description="Failed to save loan details.")
 
-                    logger.error(f"{charges}")
+                    db.session.flush()
+                    current_product_id = offer.product_id
+                    schedules = LoanRepaymentSchedule.add_repayment_schedule(loan = loan, num_schedules = num_schedules, transaction_id = transaction_id)
+
+
+                    if not schedules:
+                        logger.error(f"Failed to create repayment schedule for loan ID {loan.id}")
+                        return ResponseHelper.error(result_description="Failed to generate loan repayment schedule.")
+
+                    # charges = Charge.get_offer_charges(offer.id)
+
+                    # logger.info(f"{charges}")
                     
                     loan_id = loan.id
 
                     loan_charges = LoanCharge.create_charges_for_loan(loan_id = loan_id, transaction_id = transaction_id, referenced_amount = 800, charges = charges)
 
-
                     
                 else: 
-                    return jsonify({
-                            "message": "Invalid Customer or Account"
-                        }), 400
-            
+                    return ResponseHelper.error(result_description="Invalid Customer or Account")
             
+
+                charge_schedule_items = ProvideLoanService.get_charge_schedule_items(
+                    loan_charges=loan_charges,
+                    offer=offer,
+                    loan_ref=loan_ref,
+                    amount=amount,
+                    schedules=schedules
+                    )
+               
                 response_data = {
                     "requestId": request_id,
                     "transactionId": transaction_id,
+                    "loanRef": loan_ref,
                     "customerId": customer_id,
                     "accountId": account_id,
                     "msisdn": customer.msisdn,
-                    "resultCode": "00",
-                    "resultDescription": "Successful"
+                    "schedule": charge_schedule_items,
                     }
+                
 
+                event_thread = Thread(target=ProvideLoanService.trigger_loan_disbursement, args=(transaction_id,))
+                event_thread.start()
 
                 # KafkaIntegration.send_loan_request(loan_data = response_data, request_id = request_id)
                 # Call Kafka in a background thread
-                thread = Thread(target=ProvideLoanService.async_send_to_kafka, args=(response_data, request_id, "PROCESS_PAYMENT"))
-                thread.start()
+                kafka_thread = Thread(target=ProvideLoanService.async_send_to_kafka, args=(response_data, request_id, "PROCESS_PAYMENT"))
+                kafka_thread.start()
 
                 db.session.commit()
-                return response_data
+                return ResponseHelper.success(data=response_data)
 
         except ValidationError as err:
 
             logger.error(f"Validation Error: {getattr(err, 'messages', str(err))}")
-            db.session.rollback() 
-
-            return jsonify({
-                "message": "Validation exception"
-                }) , 422
+            db.session.rollback()
+            return ResponseHelper.unprocessable_entity(result_description="Validation exception")
         
         except  ValueError as err:
             logger.error(f"{getattr(err, 'messages', str(err))}")
-            db.session.rollback() 
-
-            return jsonify({
-                "message": str(err)
-                }) , 400
+            db.session.rollback()
+            return ResponseHelper.error(result_description=str(err))
 
         except Exception as e:
             logger.error(f"An error occurred: {str(e)}", exc_info=True)
-            db.session.rollback() 
-            return jsonify({
-                "message": "Internal Server Error"
-                }) , 500
+            db.session.rollback()
+            return ResponseHelper.internal_server_error()
         
+    @classmethod
+    def trigger_loan_disbursement(cls, transaction_id: str):
+        response = EventServiceIntegration.direct_loan(transaction_id=transaction_id)
+        return response
     
- 
+    @classmethod
+    def get_charge_schedule_items(cls, loan_charges, offer, loan_ref, amount, schedules):
+        now = datetime.now(timezone.utc)
+        due_date = now + timedelta(days=offer.tenor)
+        id_counter = 1
+
+        charge_schedule_items = []
+        
+        charge_schedule_items.append({
+                "id": id_counter,
+                "dueDate": due_date.isoformat(),
+                "amountDue": amount,
+                "componentName": "PRINCIPAL",
+                "startDate": now.isoformat(),
+        })
+
+        interest_amount = 0.0
+
+        for charge in loan_charges:
+
+            code = charge.code.upper()
+
+            if code == "INTEREST":
+                interest_amount = float(charge.amount)
+                continue 
+
+
+            item = {
+                "id": id_counter,
+                "dueDate": charge.due_date.isoformat(),
+                "amountDue": float(charge.amount),
+                "componentName": charge.code.upper(),  # e.g. INTEREST, MGMT_FEE, VAT_FEE
+                "startDate": charge.created_at.isoformat(),
+            }
+
+            charge_schedule_items.append(item)
+            id_counter += 1
+
+
+        num_schedules = len(schedules)
+        if num_schedules > 0:
+            principal_per_schedule = amount / num_schedules
+        else:
+            principal_per_schedule = 0.0
+
+
+        for schedule in schedules:
+            default = {
+                "id":  id_counter,
+                "installmentNo": schedule.installment_number,
+                "dueDate": schedule.due_date.isoformat(),
+                "amountDue": round(principal_per_schedule, 2),
+                "componentName": "DEFAULT",
+                "startDate": schedule.created_at.isoformat(),
+            }
+
+            charge_schedule_items.append(default)
+            id_counter += 1
+
+            interest = {
+                "id": id_counter,
+                "dueDate": schedule.due_date.isoformat(),
+                "amountDue": round(interest_amount, 2),
+                "componentName": "INTEREST",
+                "startDate": schedule.created_at.isoformat()
+            }
+
+            charge_schedule_items.append(interest)
+            id_counter += 1
+
+        return charge_schedule_items
+
 

app/api/services/repayment.py

@@ -1,6 +1,7 @@
 from flask import request, jsonify
 from marshmallow import ValidationError
 from app.api.enums.loan_status import LoanStatus
+from app.api.helpers.response_helper import ResponseHelper
 from app.models import Repayment
 from app.models.customer import Customer
 from app.models.loan import Loan
@@ -10,6 +11,7 @@ from app.api.services.base_service import BaseService
 from app.api.enums import TransactionType 
 from threading import Thread
 from app.extensions import db
+from app.api.integrations import EventServiceIntegration
 
 class RepaymentService(BaseService):
     TRANSACTION_TYPE = TransactionType.REPAYMENT 
@@ -28,91 +30,88 @@ class RepaymentService(BaseService):
         try:
             with db.session.begin():
                 validated_data = RepaymentService.validate_data(data, RepaymentSchema())
+
                 customer_id =  validated_data.get('customerId')
                 request_id =  validated_data.get('requestId')
                 loan_id = validated_data.get('debtId')
-                product_id = validated_data.get('productId')
                 account_id = validated_data.get('accountId')
-                customer = Customer.get_customer(customer_id)
+                loan_ref = validated_data.get('loanRef')
+                # customer = Customer.get_customer_with_loan_list(customer_id)
                 transaction_id  = validated_data.get('transactionId')
-        
+                initiated_by = validated_data.get('initiatedBy')
+                logger.error(f"RepaymentService Received **** {data}")
+
                 if(RepaymentService.validate_account_ownership(account_id = account_id, customer_id = customer_id)):
+                    logger.error(f"HERE 0001a **** ")
+                    # Check loan exists
+                    load_loan = Loan.get_customer_loan(loan_id = loan_id, customer_id = customer_id)
 
                     # Save the repayment details  
                     repayment = Repayment.create_repayment(
                         customer_id = customer_id,
-                        loan_id = loan_id,
-                        product_id = product_id,
-                        transaction_id=transaction_id
-
+                        loan = load_loan,
+                        transaction_id = transaction_id
                     )
 
                     if not repayment:
                         logger.error(f"Failed to save repayment details")
-                        return jsonify({
-                            "message": "Failed to save repayment details."
-                        }), 400
-                
-                    
+                        return ResponseHelper.error(result_description="Failed to save repayment details.")
+
+                    loan_transaction_id  = load_loan.transaction_id
+
                     #Update Loan status
-                    Loan.update_status(loan_id = loan_id, status = LoanStatus.REPAID)
-                    
+                    Loan.update_status(loan_id = loan_id, status = LoanStatus.START_REPAY) # repay started by user
                     transaction = RepaymentService.log_transaction(validated_data = validated_data)
 
                     if not transaction:
                         logger.error(f"Failed to log transaction")
-                        return jsonify({
-                            "message": "Failed to log transaction."
-                        }), 400   
-                else: 
-                    return jsonify({
-                            "message": "Invalid Customer or Account"
-                        }), 400
-        
-
+                        return ResponseHelper.error(result_description="Failed to log transaction.") 
+                else:
+                    logger.error(f"Invalid Customer or AccountID {account_id} to CustomerID{customer_id} ")
+                    return ResponseHelper.error(result_description="Invalid Customer or Account")
 
                 # Simulated processing logic
+                # TODO start using repayment_id instead if id or Id
                 response_data = {
-                    "transactionId": transaction_id,
+                    "Id": repayment.id,
+                    "repayment_id": repayment.id,
+                    "initiated_by": repayment.initiated_by,
+                    "transactionId": loan_transaction_id,
                     "customerId": customer_id,
-                    "productId": product_id,
-                    "debtId": loan_id,
-                    "resultCode": "00",
-                    "resultDescription": "Successful"
+                    "productId": load_loan.product_id,
+                    "loanRef": loan_ref,
+                    "debtId": loan_id
                 }
 
-                # return ResponseHelper.success(
-                #     data=response_data,
-                #     message="Repayment processed successfully"
-                # )
+                event_thread = Thread(target=RepaymentService.trigger_loan_repayment, args=(loan_transaction_id,))
+                event_thread.start()
 
                 # Call Kafka in a background thread
-                thread = Thread(target=RepaymentService.async_send_to_kafka, args=(response_data, request_id, "LOAN_REPAYMENT"))
-                thread.start()
+                kafka_thread = Thread(target=RepaymentService.async_send_to_kafka, args=(response_data, request_id, "LOAN_REPAYMENT"))
+                kafka_thread.start()
 
                 db.session.commit()
-                return response_data
+                return ResponseHelper.success(data=response_data)
 
         except ValidationError as err:
 
             logger.error(f"Validation Error: {getattr(err, 'messages', str(err))}")
-            db.session.rollback() 
-
-            return jsonify({
-                "message": "Validation exception"
-                }) , 422
+            db.session.rollback()
+            return ResponseHelper.unprocessable_entity(result_description="Validation exception")
         
         except  ValueError as err:
             logger.error(f"{getattr(err, 'messages', str(err))}")
-            db.session.rollback() 
-
-            return jsonify({
-                "message": str(err)
-                }) , 400
+            db.session.rollback()
+            return ResponseHelper.error(result_description=str(err))
 
         except Exception as e:
             logger.error(f"An error occurred: {str(e)}", exc_info=True)
-            db.session.rollback() 
-            return jsonify({
-                "message": "Internal Server Error"
-                }) , 500
+            db.session.rollback()
+            return ResponseHelper.internal_server_error()
+
+
+    @classmethod
+    def trigger_loan_repayment(cls, transaction_id: str):
+        response = EventServiceIntegration.direct_repayment(transaction_id=transaction_id)
+        return response
+    

app/api/services/select_offer.py

@@ -1,11 +1,15 @@
 from flask import request, jsonify
 from marshmallow import ValidationError
+from app.api.helpers.response_helper import ResponseHelper
 from app.api.services.base_service import BaseService
 from app.api.enums import TransactionType
+from app.models.transaction_offers import TransactionOffer
 from app.utils.logger import logger
 from app.api.schemas.select_offer import SelectOfferSchema
 from app.extensions import db
-
+from app.models import Offer
+from datetime import date
+from dateutil.relativedelta import relativedelta
 
 class SelectOfferService(BaseService):
     TRANSACTION_TYPE = TransactionType.SELECT_OFFER
@@ -28,6 +32,16 @@ class SelectOfferService(BaseService):
                 )
                 account_id = validated_data.get("accountId")
                 customer_id = validated_data.get("customerId")
+                amount = validated_data.get("requestedAmount")
+                product_id = validated_data.get("productId")
+                transaction_offer_id = validated_data.get("offerId")
+                transaction_id = validated_data.get("transactionId")
+                request_id = validated_data.get("requestId")
+
+    
+                offer_id = int(transaction_offer_id[5:])  # The last part is int
+
+                #"offerId": "SAL30001129",
 
                 if SelectOfferService.validate_account_ownership(
                     account_id=account_id, customer_id=customer_id
@@ -38,56 +52,118 @@ class SelectOfferService(BaseService):
 
                     if not transaction:
                         logger.error(f"Failed to log transaction")
-                        return jsonify({"message": "Failed to log transaction."}), 400
-                else:
-                    return jsonify({"message": "Invalid Customer or Account"}), 400
+                        return ResponseHelper.error(result_description="Failed to log transaction.")
+                else:  
+                    return ResponseHelper.error(result_description="Invalid Customer or Account")
+
+                # Get the offer by product ID
+                offer = Offer.get_offer_by_product_id(product_id)
+
+                transaction_offer = TransactionOffer.get_transaction_offer(transaction_offer_id=offer_id)
+
+                if not transaction_offer:
+                    logger.error(f"offer {offer_id} not found for customer {customer_id} and transaction {transaction_id}.")
+                    return ResponseHelper.error(result_description="Offer not found.")
+
+                db.session.flush()
+
+                if amount < transaction_offer.min_amount:
+                    logger.error(f"The amount {amount} is less than the minimum allowed offer amount {transaction_offer.min_amount}.")
+                    return ResponseHelper.error(result_description="The amount is less than the minimum allowed offer amount.")
+                elif amount > transaction_offer.eligible_amount:
+                    logger.error(f"The amount {amount} is greater than the eligible offer amount {transaction_offer.eligible_amount}.")
+                    return ResponseHelper.error(result_description="The amount is greater than the eligible offer amount.")
+
+                    
+
+                charges = SelectOfferService.calculate_charges(offer, amount)
+                upfront_payment = charges["upfront_payment"]
+                total_amount = charges["total_amount"]
+                installment_amount = charges["installment_amount"]
+                interest = charges["interest"]
+                management = charges["management"]
+                insurance = charges["insurance"]
+                vat = charges["vat"]
+                repayment_amount = charges["repayment_amount"]
+                interest_amount = charges["interest_amount"]
+
+
+                # Calculate the repayment dates
+                tenor = offer.tenor
+                start_date = date.today()
+
+                # Convert tenor to months
+                months = offer.schedule # tenor  // 30
+
+                recommended_repayment_dates = [
+                    (start_date + relativedelta(months=i + 1)).isoformat()
+                    for i in range(months)
+                ]
+
+            
 
                 offers = [
                     {
-                        "offerId": "SAL90",
-                        "productId": "2030",
-                        "amount": 10000.0,
-                        "upfrontPayment": 1000.0,
-                        "interestRate": 3.0,
-                        "managementRate": 1.0,
-                        "managementFee": 1.0,
-                        "insuranceRate": 1.0,
-                        "insuranceFee": 100.0,
-                        "VATRate": 7.5,
-                        "VATAmount": 100.0,
-                        "recommendedRepaymentDates": ["2022-11-30"],
-                        "installmentAmount": 11000.0,
-                        "totalRepaymentAmount": 11000.0,
+                        "offerId": transaction_offer_id,
+                        "productId": product_id,
+                        "amount": amount,
+                        "upfrontPayment": upfront_payment,
+                        "interestRate": offer.interest_rate,
+                        "interestFee": interest_amount,
+                        "managementRate": offer.management_rate,
+                        "managementFee": management["fee"],
+                        "insuranceRate": offer.insurance_rate,
+                        "insuranceFee": insurance["fee"],
+                        "VATRate": offer.vat_rate,
+                        "VATAmount": vat["fee"],
+                        "recommendedRepaymentDates": recommended_repayment_dates,
+                        "repaymentAmount": repayment_amount,
+                        "installmentAmount": installment_amount,
+                        "totalRepaymentAmount": total_amount,
                     }
                 ]
 
+                # "offerId": offer.id,
+                # "productId": product_id,
+                # "amount": amount,
+                # "upfrontPayment": upfront_payment,
+                # "interestRate": interest["rate"],
+                # "managementRate": management["rate"],
+                # "managementFee": management["fee"],
+                # "insuranceRate": insurance["rate"],
+                # "insuranceFee": insurance["fee"],
+                # "VATRate": vat["rate"],
+                # "VATAmount": vat["fee"],
+                # "recommendedRepaymentDates": recommended_repayment_dates,
+                # "installmentAmount": installment_amount,
+                # "totalRepaymentAmount": total_amount,
+                #
                 # Business logic - selecting an offer
                 response_data = {
                     "outstandingDebtAmount": 0,
-                    "requestId": "202111170001371256908",
-                    "transactionId": transaction.id,
+                    "requestId": request_id,
+                    "transactionId": transaction_id,
                     "customerId": customer_id,
                     "accountId": account_id,
                     "loan": offers,
-                    "resultCode": "00",
-                    "resultDescription": "Successful",
                 }
 
                 db.session.commit()
-                return response_data
+                return ResponseHelper.success(data=response_data)
 
         except ValidationError as err:
 
             logger.error(f"Validation Error: {getattr(err, 'messages', str(err))}")
-            db.session.rollback() 
-            return jsonify({"message": "Validation exception"}), 422
-
-        except ValueError as err:
+            db.session.rollback()
+            return ResponseHelper.unprocessable_entity(result_description="Validation exception")
+        
+        except  ValueError as err:
             logger.error(f"{getattr(err, 'messages', str(err))}")
-            db.session.rollback() 
-            return jsonify({"message": str(err)}), 400
+            db.session.rollback()
+            return ResponseHelper.error(result_description=str(err))
 
         except Exception as e:
             logger.error(f"An error occurred: {str(e)}", exc_info=True)
-            db.session.rollback() 
-            return jsonify({"message": "Internal Server Error"}), 500
+            db.session.rollback()
+            return ResponseHelper.internal_server_error()
+        

app/config.py

@@ -1,7 +1,6 @@
 import os
 from datetime import timedelta
 
-
 class Config:
     """Base configuration for Flask app"""
 
@@ -9,20 +8,28 @@ class Config:
     API_URL = os.getenv("API_URL", "/swagger.json")
 
     DEBUG = True
-    VALID_APP_ID = os.getenv("VALID_APP_ID", "app1")
-    VALID_API_KEY = os.getenv("VALID_API_KEY", "test-api-key-12345")
     BASIC_AUTH_USERNAME = os.environ.get("BASIC_AUTH_USERNAME", "user")
     BASIC_AUTH_PASSWORD = os.environ.get("BASIC_AUTH_PASSWORD", "password")
 
+    # Database Configuration
     DATABASE_USER = os.environ.get("DATABASE_USER")
     DATABASE_PASSWORD = os.environ.get("DATABASE_PASSWORD")
     DATABASE_HOST = os.environ.get("DATABASE_HOST")
     DATABASE_PORT = os.environ.get("DATABASE_PORT", 10532)
-    DATABASE_NAME = os.environ.get("DATABASE_NAME")
+    DATABASE_NAME = os.environ.get("DATABASE_NAME", "firstadvancedev")
+    DATABASE_SID = os.environ.get("DATABASE_SID", "FREE")
+    DNS = f"(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST={DATABASE_HOST})(PORT={DATABASE_PORT}))(CONNECT_DATA=(SID={DATABASE_SID})))"
+
+
+    # Database Connection
+    # SQLALCHEMY_DATABASE_URI = f"postgresql+psycopg2://{DATABASE_USER}:{DATABASE_PASSWORD}@{DATABASE_HOST}:{DATABASE_PORT}/{DATABASE_NAME}"
+
+    SQLALCHEMY_DATABASE_URI_INTERNAL = (f"oracle+oracledb://{DATABASE_USER}:{DATABASE_PASSWORD}@{DNS}")
+    SQLALCHEMY_DATABASE_URI = os.getenv("SQLALCHEMY_DATABASE_URI_FULL", SQLALCHEMY_DATABASE_URI_INTERNAL)
+
+    #SQLALCHEMY_DATABASE_URI_FULL = 'oracle+oracledb://FIRSTADVSTG:Pchanged_56789@10.2.110.30:1521/?service_name=firstadv'
 
-    SQLALCHEMY_DATABASE_URI = f"postgresql+psycopg2://{DATABASE_USER}:{DATABASE_PASSWORD}@{DATABASE_HOST}:{DATABASE_PORT}/{DATABASE_NAME}"
     SQLALCHEMY_TRACK_MODIFICATIONS = False
-    SIMBRELLA_BASE_URL = os.getenv("SIMBRELLA_BASE_URL", "http://127.0.0.1:6337")
 
 
     JWT_SECRET_KEY = os.getenv("JWT_SECRET_KEY", "secret-key")
@@ -31,7 +38,76 @@ class Config:
         "JWT_REFRESH_TOKEN_EXPIRES", timedelta(days=30)
     )
 
-    KAFKA_BROKER = 'dev-events.simbrellang.net:9085'
+    # KAFKA_BROKER = 'dev-events.simbrellang.net:9085'
+    KAFKA_BROKER = os.getenv("KAFKA_BROKER", "dev-events.simbrellang.net:9085")
+
+   # SIMBRELLA_ENDPOINT_RAC_CHECKS = os.getenv("SIMBRELLA_ENDPOINT_RAC_CHECKS", "RACCheck")
+    VALID_APP_ID = os.getenv("SIMBRELLA_APP_ID", "app1")
+    VALID_API_KEY = os.getenv("SIMBRELLA_API_KEY", "test-api-key-12345")
+    SIMBRELLA_BASE_URL = os.getenv("SIMBRELLA_BASE_URL", "http://127.0.0.1:6337")
+    SIMBRELLA_ENDPOINT_RAC_CHECKS = os.getenv("SIMBRELLA_ENDPOINT_RAC_CHECKS","api/rac-check")
+    SIMBRELLA_HEALTH =  os.getenv("SIMBRELLA_ENDPOINT_RAC_CHECKS","api/system-health-check")
+    BANK_CALL_AUTH_ENDPOINT = os.getenv("BANK_CALL_AUTH_ENDPOINT", "/api/Auth/generate-token")
+    BANK_CALL_USERNAME = os.getenv("BANK_CALL_USERNAME", "simbrella")
+    BANK_CALL_PASSWORD = os.getenv("BANK_CALL_PASSWORD", "G7$k9@pL2!qR")
+
+
+
+    EVENTS_SERVICE_BASE_URL = os.getenv("EVENTS_SERVICE_BASE_URL","https://event-core.simbrellang.net")
+    ENDPOINT_DIRECT_LOAN = os.getenv("ENDPOINT_DIRECT_LOAN","/autocall/direct/loan")
+    ENDPOINT_DIRECT_REPAYMENT = os.getenv("ENDPOINT_DIRECT_REPAYMENT","/autocall/direct/repayment")
+
+
+    RAC_RESULT_accountStatus = os.environ.get("RAC_RESULT_accountStatus", "true")
+    RAC_RESULT_bvnValidated = os.environ.get("RAC_RESULT_bvnValidated", "true")
+    RAC_RESULT_creditBureauCheck = os.environ.get("RAC_RESULT_creditBureauCheck", "false")
+    RAC_RESULT_crmsCheck = os.environ.get("RAC_RESULT_crmsCheck", "true")
+    RAC_RESULT_hasLien = os.environ.get("RAC_RESULT_hasLien", "false")
+    RAC_RESULT_hasPastDueLoan = os.environ.get("RAC_RESULT_hasPastDueLoan", "false")
+    RAC_RESULT_hasSalaryAccount = os.environ.get("RAC_RESULT_hasSalaryAccount", "true")
+    RAC_RESULT_isWhitelisted = os.environ.get("RAC_RESULT_isWhitelisted", "true")
+    RAC_RESULT_noBouncedCheck = os.environ.get("RAC_RESULT_noBouncedCheck", "true")
+
+    rac_true_rules = [
+        "rule1_45day_sal",
+        "rule2_2m_sal",
+        "rule3_no_bounced_check",
+        "rule4_current_loan_payments",
+        "rule5_no_past_due_fadv_loan",
+        "rule6_no_past_due_other_loan",
+        "rule7_consistent_salary_amount",
+        "rule8_whitelisted",
+        "rule9_regular_account",
+        "rule10_bvn_validation",
+        "rule11_CRC_no_delinquency",
+        "rule12_CRMS_no_delinquency",
+        "rule13_BVN_ignore",
+        "rule14_no_lien",
+        "rule15_null_ignore"
+    ]
+    
+    rac_false_rules = [
+
+    ]
+
+    rac_salary_payments = [
+        "salarypaymenT_1",
+        "salarypaymenT_2",
+        "salarypaymenT_3",
+        "salarypaymenT_4",
+        "salarypaymenT_5",
+        "salarypaymenT_6"
+    ]
+
+    MAIL_SERVER = os.getenv('MAIL_SERVER','smtp.zoho.com')
+    MAIL_PORT = 587
+    MAIL_USERNAME = os.getenv('MAIL_USERNAME', 'firstadvance@dynamikservices.tech')
+    MAIL_PASSWORD = os.getenv('MAIL_PASSWORD')
+    MAIL_USE_TLS = True
+    MAIL_USE_SSL = False
+    MAIL_DEFAULT_SENDER = ('FirstAdvance', 'firstadvance@dynamikservices.tech')
+    MAIL_RECEIVER= os.getenv('MAIL_RECEIVER', 'vdagbue@gmail.com')
+   
 
 
 settings = Config()

app/errors/handlers.py

@@ -5,20 +5,20 @@ from app.api.helpers.response_helper import ResponseHelper
 def register_error_handlers(app):
     @app.errorhandler(HTTPException)
     def handle_http_exception(e):
-        return jsonify({'error': e.description}), e.code
+        return ResponseHelper.error(result_description=e.description, result_code=e.code )
     
     @app.errorhandler(405)
     def method_not_allowed(error):
-        return jsonify({"message": "Method Not Allowed"}), 405
+        return ResponseHelper.method_not_allowed()
 
     @app.errorhandler(404)
     def not_found(error):
-        return jsonify({"message": "Resource not found"}), 404
+        return ResponseHelper.not_found()
 
     @app.errorhandler(400)
     def bad_request(error):
-        return jsonify({"message": "Bad Request"}), 400
+        return ResponseHelper.bad_request()
 
     @app.errorhandler(415)
     def unsupported_media_type(error):
-        return jsonify({"message": "Unsupported Media Type"}), 415
+        return ResponseHelper.error(result_description="Unsupported Media Type", result_code="415")

app/extensions.py

@@ -1,5 +1,7 @@
 from flask_sqlalchemy import SQLAlchemy
 from flask_migrate import Migrate
+from flask_mail import Mail
 
+mail = Mail()
 db = SQLAlchemy()
 migrate = Migrate()

app/models/__init__.py

@@ -6,6 +6,11 @@ from .repayment import Repayment
 from .loan_charge import LoanCharge
 from .offer import Offer
 from .charge import Charge
+from .rac_checks import RACCheck
+from .loan_repayment_schedule import LoanRepaymentSchedule
+from .transaction_offers import TransactionOffer
+from .repayments_data import RepaymentsData
+from .salary import Salary
 
 
-__all__ = ['Customer', 'Account', 'Loan', 'Transaction', 'Repayment', 'LoanCharge', 'Offer', 'Charge']
+__all__ = ['Customer', 'Account', 'Loan', 'Transaction', 'Repayment', 'LoanCharge', 'Offer', 'Charge', 'RACCheck', 'LoanRepaymentSchedule', 'TransactionOffer', 'RepaymentsData', 'Salary']

app/models/account.py

@@ -2,6 +2,7 @@ from datetime import datetime, timezone
 from sqlalchemy.orm import relationship
 from app.extensions import db
 from sqlalchemy.exc import IntegrityError
+from sqlalchemy.sql import func
 
 class Account(db.Model):
     __tablename__ = 'accounts'
@@ -11,8 +12,8 @@ class Account(db.Model):
     account_type = db.Column(db.String(50))
     status = db.Column(db.String(20), default='active')
     lien_amount = db.Column(db.Float, default=0.0)
-    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
-    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
 
     customer = relationship(
         "Customer",
@@ -26,7 +27,9 @@ class Account(db.Model):
         account = cls(
             id=id,
             customer_id=customer_id,
-            account_type=account_type
+            account_type=account_type,
+            created_at=datetime.now(timezone.utc),
+            updated_at=datetime.now(timezone.utc)
         )
 
         try:

app/models/charge.py

@@ -1,6 +1,7 @@
 from datetime import datetime, timezone, timedelta
 from app.extensions import db
 from sqlalchemy.orm import relationship
+from sqlalchemy.sql import func
 
 
 class Charge(db.Model):
@@ -12,9 +13,8 @@ class Charge(db.Model):
     percent = db.Column(db.Float, default=0.0)
     description = db.Column(db.Text, nullable=True)
     due = db.Column(db.Integer, nullable=False)
-    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
-    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
-
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
     offer = relationship(
         "Offer",
         primaryjoin="Charge.offer_id == Offer.id",
@@ -57,7 +57,9 @@ class Charge(db.Model):
                 code = code,
                 percent = percent,
                 description = description,
-                due = due_days
+                due = due_days,
+                created_at=datetime.now(timezone.utc),
+                updated_at=datetime.now(timezone.utc)
             )
 
             db.session.add(charge_obj)

app/models/customer.py

@@ -1,8 +1,12 @@
 from datetime import datetime, timezone
 from sqlalchemy.orm import relationship
+#
+# from app.api.services.offer_analysis import logger
 from app.extensions import db
 from app.models.account import Account
 from sqlalchemy.exc import IntegrityError
+from sqlalchemy.sql import func
+# from app.utils.logger import logger
 
 class Customer(db.Model):
     __tablename__ = 'customers'
@@ -10,9 +14,8 @@ class Customer(db.Model):
     id = db.Column(db.String(50), primary_key=True) 
     msisdn = db.Column(db.String(20), unique=True, nullable=False)
     country_code = db.Column(db.String(3), nullable=False)
-    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
-    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
-
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
     accounts = relationship(
         "Account",
         primaryjoin="Customer.id == Account.customer_id",
@@ -27,6 +30,13 @@ class Customer(db.Model):
         back_populates="customer",
     )
 
+    transaction_offers = relationship(
+        "TransactionOffer",
+        primaryjoin="Customer.id == TransactionOffer.customer_id",
+        foreign_keys="TransactionOffer.customer_id",
+        back_populates="customer",
+    )
+
     @classmethod
     def is_valid_customer(cls, customer_id):
         customer = cls.query.filter_by(id=customer_id).first()
@@ -37,10 +47,20 @@ class Customer(db.Model):
     @classmethod
     def create_customer(cls, id, msisdn, country_code, account_id, account_type='savings'):
         if cls.query.filter_by(id=id).first():
-            raise ValueError("Customer already exists")
+            raise ValueError("Customer ID '{id}' already exists.")
+        elif Account.query.filter_by(id=account_id).first():
+            raise ValueError(f"Account ID '{account_id}' already exists.")
+        elif cls.query.filter_by(msisdn=msisdn).first():
+            raise ValueError("MSISDN '{msisdn}'  already exists")
         
         # Create the customer
-        customer = cls(id=id, msisdn=msisdn, country_code=country_code)
+        customer = cls(
+            id=id,
+            msisdn=msisdn,
+            country_code=country_code,
+            created_at=datetime.now(timezone.utc),
+            updated_at=datetime.now(timezone.utc)
+            )
         try: 
             db.session.add(customer)
             
@@ -56,7 +76,7 @@ class Customer(db.Model):
         return customer
     
     @classmethod
-    def get_customer(cls, customer_id):
+    def get_customer_with_loan_list(cls, customer_id):
         """
         Get customer by  ID.
         """

app/models/loan.py

@@ -1,10 +1,18 @@
-from datetime import datetime, timezone
+from datetime import datetime, timezone, timedelta
+from itertools import product
+from app.api.enums.loan_status import LoanStatus
 from app.extensions import db
 from app.models.customer import Customer
 from app.models.account import Account
 from sqlalchemy.exc import IntegrityError
 from sqlalchemy.orm import relationship
-from app.models.loan_charge import LoanCharge
+from dateutil.relativedelta import relativedelta 
+from datetime import timedelta
+import logging
+from sqlalchemy import and_, or_, not_
+from sqlalchemy.sql import func
+
+logger = logging.getLogger(__name__)
 
 
 class Loan(db.Model):
@@ -17,6 +25,7 @@ class Loan(db.Model):
     )
     customer_id = db.Column(db.String(50), nullable=False)
     transaction_id = db.Column(db.String(50), nullable=True)
+    original_transaction = db.Column(db.String(50), nullable=True)
     account_id = db.Column(db.String(50), nullable=False)
     offer_id = db.Column(db.String(20), nullable=False)
     product_id = db.Column(db.String(20), nullable=True)
@@ -25,10 +34,23 @@ class Loan(db.Model):
     initial_loan_amount = db.Column(db.Float, nullable=False) 
     default_penalty_fee = db.Column(db.Float, default=0)  
     continuous_fee = db.Column(db.Float, default=0)
+    upfront_fee = db.Column(db.Float, nullable=True, default=0.0)
+    repayment_amount = db.Column(db.Float, nullable=True, default=0.0)
+    balance = db.Column(db.Float, nullable=True, default=0.0)
+    installment_amount = db.Column(db.Float, nullable=True, default=0.0)
     status = db.Column(db.String(20), default='pending')
+    tenor = db.Column(db.Integer, nullable=True)
     due_date = db.Column(db.DateTime, nullable=True) 
-    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
-    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
+    eligible_amount = db.Column(db.Float, nullable=True, default=0.0)
+    disburse_date = db.Column(db.DateTime, nullable=True)
+    disburse_verify = db.Column(db.DateTime, nullable=True)
+    reference = db.Column(db.String(50), nullable=True)
+    disburse_result = db.Column(db.String(10), nullable=True)
+    disburse_description = db.Column(db.String(100), nullable=True)
+    verify_result = db.Column(db.String(10), nullable=True)
+    verify_description = db.Column(db.String(100), nullable=True)
 
     customer = relationship(
         "Customer",
@@ -39,20 +61,45 @@ class Loan(db.Model):
 
     loan_charges = relationship(
         "LoanCharge",
-        primaryjoin="Loan.id == LoanCharge.loan_id",
+        primaryjoin="LoanCharge.loan_id == Loan.id",
         foreign_keys="LoanCharge.loan_id",
         back_populates="loan",
     )
 
-    @classmethod
-    def create_loan(cls, customer_id, account_id, offer_id, product_id, initial_loan_amount, collection_type, transaction_id, status='pending'):
+    loan_repayment_schedules = relationship(
+        "LoanRepaymentSchedule",
+        primaryjoin="LoanRepaymentSchedule.loan_id == Loan.id",
+        foreign_keys="LoanRepaymentSchedule.loan_id",
+        back_populates="loan",
+    )
 
+
+    @classmethod
+    def create_loan(
+        cls,
+        customer_id,
+        account_id,
+        offer_id,
+        product_id,
+        initial_loan_amount,
+        collection_type,
+        transaction_id,
+        original_transaction,
+        upfront_fee,
+        repayment_amount,
+        installment_amount,
+        tenor,
+        eligible_amount,
+        reference,
+        status = "pending",
+    ):
         # Check if customer exists
         customer = Customer.is_valid_customer(customer_id)
         if not customer:
             raise ValueError("Customer does not exist")
 
         now = datetime.now(timezone.utc)
+        due_date = now + timedelta(days=tenor)
 
         # Create and save the loan
         loan = cls(
@@ -62,10 +109,20 @@ class Loan(db.Model):
             product_id = product_id,
             collection_type = collection_type,
             transaction_id = transaction_id,
+            original_transaction = original_transaction,
             initial_loan_amount = initial_loan_amount,
             current_loan_amount = initial_loan_amount,
-            due_date=now, 
-            status = status
+            upfront_fee = upfront_fee,
+            repayment_amount = repayment_amount,
+            balance = repayment_amount,
+            installment_amount = installment_amount,
+            due_date=due_date,
+            tenor = tenor,
+            status = status,
+            eligible_amount =eligible_amount,
+            reference = reference,
+            created_at=datetime.now(timezone.utc),
+            updated_at=datetime.now(timezone.utc)
         )
         
         try:
@@ -74,7 +131,6 @@ class Loan(db.Model):
             raise ValueError(f"Database integrity error: {err}")
         return loan
 
-
     @classmethod
     def has_active_loans(cls, customer_id):
         active_loans = cls.query.filter_by(
@@ -90,13 +146,80 @@ class Loan(db.Model):
     @classmethod
     def get_customer_loan(cls, loan_id, customer_id):
         """
-        Get customer's active loans.
+        Get customer's active loans by loan_id.
         """
         loan = cls.query.filter_by(id = loan_id, customer_id = customer_id).first()
         if not loan:
             raise ValueError(f"Loan with ID {loan_id} does not exist or does not belong to customer {customer_id}.")        
         return loan
-    
+
+    @classmethod
+    def get_customer_original_loan(cls, customer_id, original_transaction):
+        """
+        Get customer's original loan  offer.
+        """
+        original_loan = cls.query.filter(and_( cls.customer_id ==customer_id, cls.original_transaction==original_transaction, cls.transaction_id==original_transaction )).first()
+        if not original_loan:
+            return None
+
+        logger.info(f" get_customer_original_loan ==>>>>  {original_loan}")
+        return original_loan
+
+    @classmethod
+    def get_customer_last_loan(cls, customer_id):
+        """
+        Get customer's active loans.
+        """
+        logger.info(f"get_customer_last_loan [customer_id] ==>>>>  {customer_id}")
+        # loan = cls.query.filter_by( cls.customer_id == customer_id).first()
+        loan = cls.query.filter(and_( cls.customer_id ==customer_id, cls.status=='active')).first()
+
+        if not loan:
+            return None
+            # loan = {
+            #     "original_transaction":"",
+            #     "eligible_amount": 0,
+            #     "loan_amount": 0,
+            #     "customer_id": customer_id,
+            #     "transaction_id": "",
+            #     "resultDescription": "No Active Loan"
+            # }
+        logger.info(f" get_customer_last_loan ==>>>>  {loan}")
+        return loan
+
+    @classmethod
+    def get_active_loans_by_original_transaction(cls, original_transaction_id):
+        """
+        Get all active loans with the same original_transaction ID.
+        """
+
+        active_loans = cls.query.filter(
+        cls.original_transaction == original_transaction_id,
+        or_(
+            cls.status == LoanStatus.ACTIVE.value,
+            cls.status == LoanStatus.START_REPAY.value,
+            cls.status == LoanStatus.ACTIVE_PARTIAL.value,
+        )
+        ).all()
+
+        return active_loans
+
+    @classmethod
+    def get_current_active_loans_by_account_id(cls, account_id):
+        """
+        Get the first active loan based on the accountID.
+        """
+        first_active_loan = cls.query.filter(
+        cls.account_id == account_id,
+        or_(
+            cls.status == LoanStatus.ACTIVE.value,
+            cls.status == LoanStatus.START_REPAY.value,
+            cls.status == LoanStatus.ACTIVE_PARTIAL.value,
+        )
+        ).order_by(cls.id.desc()).first()
+
+        return first_active_loan
+
     @classmethod
     def update_status(cls, loan_id, status):
         """
@@ -114,18 +237,44 @@ class Loan(db.Model):
         # Update loan status and the updated_at timestamp
         loan.status = status
 
+
+    @classmethod
+    def get_daily_loan_count(cls, customer_id, product_id):
+        """
+        Returns the count of loans created today for a customer.
+        """
+
+        start_of_day = datetime.now(timezone.utc).replace(hour=0, minute=0, second=0, microsecond=0)
+        end_of_day = start_of_day + timedelta(days=1)
+
+        return cls.query.filter_by(
+            customer_id=customer_id,
+            product_id=product_id,      
+            ).filter(
+            cls.created_at >= start_of_day,
+            cls.created_at < end_of_day
+        ).count()
+
+
     def to_dict(self):
         """
         Convert the Loan object to a dictionary format for JSON serialization.
         """
         return {
             'debtId': self.id,
+            'transactionId': self.transaction_id,
+            'loanRef': self.reference,
+            'productId': self.product_id,
             'initialLoanAmount': self.initial_loan_amount,
-            'currentLoanAmount': self.current_loan_amount,
+            'currentLoanAmount': self.balance,
             'defaultPenaltyFee': self.default_penalty_fee,
             'continuousFee': self.continuous_fee,
             'collectionType': self.collection_type,
+            'upfrontFee': self.upfront_fee,
+            'repaymentAmount': self.repayment_amount,
+            'installmentAmount': self.installment_amount,
             'status': self.status,
+            'tenor': self.tenor,
             'dueDate': self.due_date.isoformat() if self.due_date else None,
             'loanDate': self.created_at.isoformat() if self.created_at else None,
         }

app/models/loan_charge.py

@@ -1,6 +1,8 @@
 from datetime import datetime, timezone, timedelta
 from app.extensions import db
 from sqlalchemy.orm import relationship
+from app.utils.logger import logger
+from sqlalchemy.sql import func
 
 
 class LoanCharge(db.Model):
@@ -15,9 +17,8 @@ class LoanCharge(db.Model):
     description = db.Column(db.Text, nullable=True)
     due = db.Column(db.Integer, nullable=False)
     due_date = db.Column(db.DateTime, nullable=True)
-    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
-    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
-
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
     loan = relationship(
         "Loan",
         primaryjoin="LoanCharge.loan_id == Loan.id",
@@ -35,8 +36,8 @@ class LoanCharge(db.Model):
             charges (list): A list of dictionaries with keys: 
             code (str), amount (float), percent (float), description (str), due (int)
         """
-        if not charges or not isinstance(charges, list):
-            raise ValueError("Charges must be a non-empty list of dictionaries")
+        # if not charges or not isinstance(charges, list):
+        #     raise ValueError("Charges must be a non-empty list of dictionaries")
         
         if loan_id is None:
             raise ValueError("loan_id cannot be None")
@@ -44,23 +45,27 @@ class LoanCharge(db.Model):
         loan_charges = []
         now = datetime.now(timezone.utc)
 
-        for charge in charges:
-            due_days = getattr(charge, "due", 0)
-            amount = getattr(charge, "amount", 0.0)
-            percent = getattr(charge, "percent", 0.0)
 
-            if amount == 0.0:
-                amount = (percent / 100.0) * referenced_amount
+        subset_keys = ['interest', 'management', 'insurance', 'vat']
+        for item in subset_keys:
+            charge =  charges[item]
+            due_days = charge['due_days'] #  getattr(charge, "due_days", 0)
+            amount =  charge['fee'] # getattr(charge, "fee", 0.0)
+            percent =  charge['rate'] # getattr(charge, "rate", 0.0)
+            code =  charge['code'] # getattr(charge, "code","")
+            description =  charge['description'] # getattr(charge, "description", "")
 
             charge_obj = cls(
                 loan_id = loan_id,
                 transaction_id = transaction_id,
-                code = getattr(charge, "code"),
+                code = code,
                 amount = round(amount, 2),
                 percent = percent,
-                description = getattr(charge, "description", ""),
+                description = description,
                 due = due_days,
-                due_date = now + timedelta(days=due_days)
+                due_date = now + timedelta(days=due_days),
+                created_at=datetime.now(timezone.utc),
+                updated_at=datetime.now(timezone.utc)
             )
 
             db.session.add(charge_obj)

app/models/loan_repayment_schedule.py

@@ -0,0 +1,80 @@
+from datetime import datetime, timezone
+from app.extensions import db
+from sqlalchemy.orm import relationship
+from dateutil.relativedelta import relativedelta
+from sqlalchemy.sql import func
+from app.api.enums.repayment_schedule_status import RepaymentScheduleStatus
+
+class LoanRepaymentSchedule(db.Model):
+    __tablename__ = 'loan_repayment_schedules'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    loan_id = db.Column(db.Integer, nullable=False)
+    transaction_id = db.Column(db.String(50), nullable=True)
+    product_id = db.Column(db.String(20), nullable=True)
+    installment_number = db.Column(db.Integer, nullable=False)
+    due_date = db.Column(db.DateTime, nullable=False)
+    installment_amount= db.Column(db.Float, default=0.0)
+    total_repayment_amount = db.Column(db.Float, default=0.0)
+    paid = db.Column(db.Boolean, default=False)
+    paid_at = db.Column(db.DateTime, nullable=True)
+    due_process_date = db.Column(db.DateTime, nullable=True)
+    due_process_count = db.Column(db.Integer, default=0)
+    paid_status = db.Column(db.String(20), nullable=True)
+    repay_description = db.Column(db.String(255), nullable=True)
+    partial_balance = db.Column(db.Float, default=0.0)
+
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
+    loan = relationship(
+        "Loan",
+        primaryjoin="LoanRepaymentSchedule.loan_id == Loan.id",
+        foreign_keys=[loan_id],
+        back_populates="loan_repayment_schedules",
+    )
+
+
+    @classmethod
+    def add_repayment_schedule(cls, loan, num_schedules, transaction_id):
+        """
+        Add repayment schedules for a given loan.
+        """
+        now = datetime.now(timezone.utc)
+        schedules = []
+
+        for i in range(num_schedules):
+            due_date = now + relativedelta(months=i + 1)
+            schedule = LoanRepaymentSchedule(
+                loan_id=loan.id,
+                installment_number=i + 1,
+                due_date=due_date,
+                total_repayment_amount = round(loan.repayment_amount, 2),
+                installment_amount=round(loan.installment_amount, 2),
+                product_id = loan.product_id,
+                transaction_id = transaction_id,
+                paid_status = RepaymentScheduleStatus.ACTIVE,
+                created_at=datetime.now(timezone.utc),
+                updated_at=datetime.now(timezone.utc)
+            )
+            
+            db.session.add(schedule)
+            schedules.append(schedule)
+
+        return schedules
+
+    def to_dict(self):
+        return {
+            'id': self.id,
+            'loanId': self.loan_id,
+            'installmentNumber': self.installment_number,
+            'dueDate': self.due_date.isoformat(),
+            'principalAmount': self.principal_amount,
+            'interestAmount': self.interest_amount,
+            'totalInstallment': self.total_installment,
+            'paid': self.paid,
+            'paidStatus': self.paid_status,
+            'paidAt': self.paid_at.isoformat() if self.paid_at else None
+        }
+
+    def __repr__(self):
+        return f'<LoanRepaymentSchedule Loan:{self.loan_id} Installment:{self.installment_number}>'

app/models/offer.py

@@ -2,17 +2,27 @@ from datetime import datetime, timezone
 from app.extensions import db
 from app.models.charge import Charge
 from sqlalchemy.orm import relationship
+from sqlalchemy.sql import func
 
 class Offer(db.Model):
     __tablename__ = 'offers'
 
-    id = db.Column(db.String, primary_key=True)
-    product_id = db.Column(db.String, nullable=False)
+    id = db.Column(db.String(50), primary_key=True)
+    product_id = db.Column(db.String(50), nullable=False)
     min_amount = db.Column(db.Float, nullable=False)
     max_amount = db.Column(db.Float, nullable=False)
     tenor = db.Column(db.Integer, nullable=False)
-    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
-    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
+    schedule = db.Column(db.Integer, nullable=True)
+    interest_rate = db.Column(db.Float, default=3.0)
+    management_rate = db.Column(db.Float, default=1.0)
+    insurance_rate = db.Column(db.Float, default=1.0)
+    vat_rate = db.Column(db.Float, default=7.5)
+    list_order = db.Column(db.Integer, nullable=True)
+    max_daily_loans = db.Column(db.Integer, nullable=True)
+    max_active_loans = db.Column(db.Integer, nullable=True)
+    max_life_loans = db.Column(db.Integer, nullable=True)
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
 
     charges = relationship(
         "Charge",
@@ -40,6 +50,28 @@ class Offer(db.Model):
         if not offer:
             return False
         return offer
+
+    @classmethod
+    def get_offer_by_id(cls, offer_id):
+        """
+        Return an offer by its ID.
+        """
+        offer = cls.query.filter_by(id=str(offer_id)).first()
+
+        if not offer:
+            raise ValueError(f"Offer with ID {offer_id} not found")
+        return offer
+
+    @classmethod
+    def get_offer_by_product_id(cls, product_id):
+        """
+        Return an offer by its product ID.
+        """
+        offer = cls.query.filter_by(product_id=str(product_id)).first()
+
+        if not offer:
+            raise ValueError(f"Offer with Product ID {product_id} not found")
+        return offer
     
     def to_dict(self):
         return {
@@ -47,7 +79,15 @@ class Offer(db.Model):
             "productId": self.product_id,
             "minAmount": self.min_amount,
             "maxAmount": self.max_amount,
-            "tenor": self.tenor
+            "tenor": self.tenor,
+            "interest_rate": self.interest_rate,
+            "management_rate": self.management_rate,
+            "insurance_rate": self.insurance_rate,
+            "vat_rate": self.vat_rate,
+            "maxDailyLoans": self.max_daily_loans,
+            "maxActiveLoans": self.max_active_loans,
+            "maxLifeLoans": self.max_life_loans
+
         }
     
     def __repr__(self):

app/models/rac_checks.py

@@ -0,0 +1,88 @@
+from datetime import datetime, timezone
+from app.extensions import db
+from sqlalchemy.orm import relationship
+from sqlalchemy.exc import IntegrityError
+from uuid import uuid4
+import json
+from sqlalchemy.types import JSON
+from sqlalchemy.sql import func
+
+class RACCheck(db.Model):
+    __tablename__ = 'rac_checks'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    transaction_id = db.Column(db.String(50), nullable=False)
+    customer_id = db.Column(db.String(50), nullable=False)
+    account_id = db.Column(db.String(50), nullable=False)
+    rac_response = db.Column(db.Text, nullable=False)
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
+
+
+    @property
+    def rac_response_data(self):
+        return json.loads(self.rac_response)
+
+    @rac_response_data.setter
+    def rac_response_data(self, value):
+        self.rac_response = json.dumps(value)
+
+
+    @classmethod
+    def add_rac_check(cls, customer_id, account_id, transaction_id, data = None):
+    
+
+        # Save the response
+        rac_check = cls(
+            customer_id = customer_id,
+            account_id = account_id,
+            transaction_id = transaction_id,
+            created_at=datetime.now(timezone.utc),
+            updated_at=datetime.now(timezone.utc)
+        )
+
+        rac_check.rac_response_data = data or {}
+        
+        try:
+            db.session.add(rac_check)
+        except IntegrityError as err:
+            raise ValueError(f"Database integrity error: {err}")
+        return rac_check
+
+
+    @classmethod
+    def get_all_rac_checks(cls):
+        """
+        Return all RAC checks in dictionary format.
+        """
+        rac_checks = cls.query.all()
+
+        if not rac_checks:
+            return None
+        return rac_checks
+    
+    @classmethod
+    def get_rac_check(cls, customer_id, account_id):
+        """
+        Return a RAC check by its ID.
+        """
+        rac_check = cls.query.filter_by( customer_id = customer_id,
+                    account_id = account_id,).first()
+
+        if not rac_check:
+            raise ValueError(f"RAC Check for customer not found")
+        return rac_check
+
+    def to_dict(self):
+        return {
+            "id": str(self.id),
+            "transactionId": str(self.transaction_id),
+            "customerId": self.customer_id,
+            "accountId": self.account_id,
+            "racResponse": self.rac_response_data,
+            "createdAt": self.created_at.isoformat(),
+            "updatedAt": self.updated_at.isoformat() if self.updated_at else None
+        }
+
+    def __repr__(self):
+        return f'<RACCheck {self.id}>'

app/models/repayment.py

@@ -4,6 +4,7 @@ from app.extensions import db
 from app.models.customer import Customer
 from app.models.loan import Loan
 from sqlalchemy.exc import IntegrityError
+from sqlalchemy.sql import func
 
 
 class Repayment(db.Model):
@@ -17,31 +18,35 @@ class Repayment(db.Model):
     loan_id = db.Column(db.String(50), nullable=False)
     customer_id = db.Column(db.String(50), nullable=False)
     product_id = db.Column(db.String(20), nullable=True)
-    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
-    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
     transaction_id = db.Column(db.String(50), nullable=True)
+    # repay_date = db.Column(db.DateTime, default=datetime.now(timezone.utc))
+    repay_date = db.Column(db.DateTime, nullable=True)
+    repay_result = db.Column(db.String(10), nullable=True)
+    repay_description = db.Column(db.String(100), nullable=True)
+    # verify_date = db.Column(db.DateTime, default=datetime.now(timezone.utc))
+    verify_date = db.Column(db.DateTime, nullable=True)
+    verify_result = db.Column(db.String(10), nullable=True)
+    verify_description = db.Column(db.String(100), nullable=True)
+    initiated_by = db.Column(db.String(50), nullable=True)
+    salary_amount = db.Column(db.Float, nullable=True, default=0.0)
 
     @classmethod
-    def create_repayment(cls, customer_id, loan_id, product_id, transaction_id):
-
-
-        # Check customer exists
-        if not Customer.is_valid_customer(customer_id):
-            raise ValueError("Invalid customer")
-
-        # Check loan exists
-        loan = Loan.get_customer_loan(loan_id = loan_id, customer_id = customer_id)
+    def create_repayment(cls, customer_id, loan, transaction_id):
         
         # Check that the loan is active
-        if loan.status != LoanStatus.ACTIVE:
+        if loan.status not in [LoanStatus.ACTIVE, LoanStatus.START_REPAY, LoanStatus.ACTIVE_PARTIAL]:
             raise ValueError(f"Repayment cannot be processed. Loan status: ({loan.status})")
-        
 
         repayment = cls(
             customer_id=customer_id,
-            loan_id=loan_id,
-            product_id=product_id,
-            transaction_id = transaction_id
+            loan_id=loan.id,
+            product_id=loan.product_id,
+            transaction_id = transaction_id,
+            created_at=datetime.now(timezone.utc),
+            updated_at=datetime.now(timezone.utc),
+            initiated_by='USER_INITIATED'
         )
 
         try:
@@ -51,5 +56,30 @@ class Repayment(db.Model):
 
         return repayment
 
+    # Get loan repayments
+    @classmethod
+    def get_repayments_by_id(cls, loan_id):
+        return cls.query.filter_by(loan_id=loan_id).all()
+    
+    
+    def to_dict(self):
+        return {
+            "id": self.id,
+            "loan_id": self.loan_id,
+            "customer_id": self.customer_id,
+            "product_id": self.product_id,
+            "created_at": self.created_at.isoformat() if self.created_at else None,
+            "updated_at": self.updated_at.isoformat() if self.updated_at else None,
+            "transaction_id": self.transaction_id,
+            "repay_date": self.repay_date.isoformat() if self.repay_date else None,
+            "repay_result": self.repay_result,
+            "repay_description": self.repay_description,
+            "verify_date": self.verify_date.isoformat() if self.verify_date else None,
+            "verify_result": self.verify_result,
+            "verify_description": self.verify_description,
+            "initiated_by": self.initiated_by,
+            "salary_amount": self.salary_amount
+        }
+
     def __repr__(self):
         return f'<Repayment {self.id}>'

app/models/repayments_data.py

@@ -0,0 +1,36 @@
+from datetime import datetime, timezone
+from app.extensions import db
+
+
+class RepaymentsData(db.Model):
+    __tablename__ = "repayments_data"
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    transaction_id = db.Column(db.String(50), nullable=False)
+    fbn_transaction_id = db.Column(db.String(50), nullable=True)
+    customer_id = db.Column(db.String(50), nullable=True)
+    account_id = db.Column(db.String(50), nullable=True)
+    repayment_amount = db.Column(db.Float, nullable=True, default=0.0)
+    amount_collected = db.Column(db.Float, nullable=True, default=0.0)
+    added_date = db.Column(db.DateTime(timezone=True), default=datetime.now(timezone.utc), nullable=False)
+    response_code = db.Column(db.String(10), nullable=True)
+    response_descr = db.Column(db.String(255), nullable=True)
+    balance = db.Column(db.Float, nullable=True, default=0.0)
+
+    def to_dict(self):
+        return {
+            "id": self.id,
+            "transaction_id": self.transaction_id,
+            "fbn_transaction_id": self.fbn_transaction_id,
+            "customer_id": self.customer_id,
+            "account_id": self.account_id,
+            "repayment_amount": self.repayment_amount,
+            "amount_collected": self.amount_collected,
+            "added_date": self.added_date.isoformat() if self.added_date else None,
+            "response_code": self.response_code,
+            "response_descr": self.response_descr,
+            "balance": self.balance,
+        }
+
+    def __repr__(self):
+        return f"<RepaymentsData id={self.id}, transaction_id={self.transaction_id}>"

app/models/salary.py

@@ -0,0 +1,31 @@
+from datetime import datetime, timezone
+from app.extensions import db
+from sqlalchemy.sql import func
+
+class Salary(db.Model):
+    __tablename__ = 'salaries'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    customer_id = db.Column(db.String(50), nullable=False)
+    account_id = db.Column(db.String(50), nullable=True)
+    status = db.Column(db.String(20), default='active')
+    amount = db.Column(db.Float, nullable=False, default=0.0)
+    salary_date = db.Column(db.DateTime(timezone=False), server_default=func.now())
+    created_at = db.Column(db.DateTime(timezone=False), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=False), server_default=func.now(), onupdate=func.now())
+
+    def to_dict(self):
+        return {
+            "id": self.id,
+            "customer_id": self.customer_id,
+            "account_id": self.account_id,
+            "status": self.status,
+            "amount": self.amount,
+            "salary_date": self.salary_date.isoformat() if self.salary_date else None,
+            "created_at": self.created_at.isoformat() if self.created_at else None,
+            "updated_at": self.updated_at.isoformat() if self.updated_at else None
+        }
+
+    def __repr__(self):
+        return f'<Salary {self.id} - {self.amount}>'
+    

app/models/transaction.py

@@ -3,6 +3,13 @@ from app.extensions import db
 from app.models import account
 from sqlalchemy.exc import IntegrityError
 from sqlalchemy import and_, or_, not_
+from sqlalchemy.sql import func
+from app.api.enums import TransactionType
+
+import logging
+logger = logging.getLogger(__name__)
+
+
 
 class Transaction(db.Model):
     __tablename__ = 'transactions'
@@ -16,8 +23,9 @@ class Transaction(db.Model):
     customer_id = db.Column(db.String(50), nullable=True)
     type = db.Column(db.String(50), nullable=False)
     channel = db.Column(db.String(50), nullable=False)
-    created_at = db.Column(db.DateTime, default=datetime.now(timezone.utc))
-    updated_at = db.Column(db.DateTime, default=datetime.now(timezone.utc), onupdate=datetime.now(timezone.utc))
+    phone_number = db.Column(db.String(50), nullable=True)
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
 
     def __repr__(self):
         return f'<Transaction {self.id}>'
@@ -28,17 +36,23 @@ class Transaction(db.Model):
         # if cls.query.filter_by(transaction_id=transaction_id).first():
         #     raise ValueError("Duplicate Transaction")
 
-        if cls.query.filter( and_( cls.transaction_id ==transaction_id, cls.type==type) ).first():
-            raise ValueError("Duplicate Transaction")
-
-
+        if cls.query.filter(and_(cls.transaction_id == transaction_id, cls.type == type)).first():
+            if type == TransactionType.REPAYMENT:
+                logger.info('Repayment transaction already exists :::: But we like to continue.')
+                now = datetime.now()
+                type = TransactionType.REPAYMENT + '.'+ now.strftime("%Y%m%d%H%M%S")
+                logger.info('Modify Type  :::: {0}'.format(type))
+            else:
+                raise ValueError("Duplicate Transaction")
 
         transaction = cls(
-            transaction_id = transaction_id,
-            customer_id = customer_id,
-            account_id = account_id,
-            type = type,
-            channel = channel
+            transaction_id=transaction_id,
+            customer_id=customer_id,
+            account_id=account_id,
+            type=type,
+            channel=channel,
+            created_at=datetime.now(timezone.utc),
+            updated_at=datetime.now(timezone.utc)
         )
 
         try:
@@ -50,4 +64,4 @@ class Transaction(db.Model):
 
     @classmethod
     def get_transaction_by_id(cls, transaction_id):
-        return cls.query.get(transaction_id)
+        return cls.query.get(transaction_id)

app/models/transaction_offers.py

@@ -0,0 +1,115 @@
+from datetime import datetime, timezone, timedelta
+from app.api.enums.loan_status import LoanStatus
+from app.extensions import db
+from sqlalchemy.orm import relationship
+from sqlalchemy.sql import func
+import logging
+logger = logging.getLogger(__name__)
+
+
+
+class TransactionOffer(db.Model):
+    __tablename__ = 'transaction_offers'
+
+    id = db.Column(db.Integer, primary_key=True, autoincrement=True)
+    customer_id = db.Column(db.String(50), nullable=False)
+    transaction_id = db.Column(db.String(50), nullable=False)
+    original_transaction = db.Column(db.String(50), nullable=True)
+    offer_id = db.Column(db.String(20), nullable=False)
+    product_id = db.Column(db.String(20), nullable=True)
+    min_amount = db.Column(db.Float, nullable=False)
+    max_amount = db.Column(db.Float, nullable=False)
+    eligible_amount = db.Column(db.Float, nullable=True)
+    tenor = db.Column(db.Integer, nullable=True)  # tenor in months, typically
+
+    created_at = db.Column(db.DateTime(timezone=True), server_default=func.now())
+    updated_at = db.Column(db.DateTime(timezone=True), server_default=func.now(), onupdate=func.now())
+    customer = relationship(
+        "Customer",
+        primaryjoin="Customer.id == TransactionOffer.customer_id",
+        foreign_keys=[customer_id],
+        back_populates="transaction_offers",
+    )
+
+    @classmethod
+    def is_valid_transaction_offer(cls, transaction_offer, customer_id, product_id):
+        transaction_offer = cls.query.filter_by(
+            id = transaction_offer,
+            customer_id = customer_id,
+            # product_id = product_id
+            # transaction_id = transaction_id,
+            ).first()
+
+
+        if not transaction_offer:
+            return False
+        return transaction_offer
+
+    @classmethod
+    def create_transaction_offer(cls, customer_id, transaction_id, original_transaction, offer_id, min_amount, max_amount, eligible_amount=None, product_id=None, tenor=None):
+        """
+        Class method to create and save a TransactionOffer.
+        """
+        transaction_offer = cls(
+            customer_id=customer_id,
+            transaction_id=transaction_id,
+            original_transaction=original_transaction,
+            offer_id=offer_id,
+            min_amount=min_amount,
+            max_amount=max_amount,
+            eligible_amount=eligible_amount,
+            product_id=product_id,
+            tenor=tenor,
+            created_at=datetime.now(timezone.utc),
+            updated_at=datetime.now(timezone.utc)
+        )
+
+        db.session.add(transaction_offer)
+        db.session.flush()
+
+        return transaction_offer
+    
+    @classmethod
+    def get_lifetime_loan_count(cls, customer_id):
+        """
+        Returns the total number of loans ever created for a customer.
+        """
+        return cls.query.filter_by(customer_id=customer_id).count()
+
+
+    @classmethod
+    def get_latest_transaction_offer(cls, customer_id):
+        """
+        Returns the most recent transaction offer for the given customer based on creation time.
+        """
+        return cls.query.filter_by(customer_id=customer_id) \
+            .order_by(cls.created_at.desc()) \
+            .first()
+    
+    @classmethod
+    def get_transaction_offer(cls, transaction_offer_id):
+        """
+        Returns a transaction offer by its ID.
+        """
+        return cls.query.get(transaction_offer_id)
+
+
+    
+
+    def to_dict(self):
+        return {
+            'id': self.id,
+            'customerId': self.customer_id,
+            'transactionId': self.transaction_id,
+            'offerId': self.offer_id,
+            'productId': self.product_id,
+            'minAmount': self.min_amount,
+            'maxAmount': self.max_amount,
+            'eligibleAmount': self.eligible_amount,
+            'tenor': self.tenor,
+            'createdAt': self.created_at.isoformat() if self.created_at else None,
+            'updatedAt': self.updated_at.isoformat() if self.updated_at else None,
+        }
+
+    def __repr__(self):
+        return f'<TransactionOffer {self.id}>'

app/swagger/digifi_swagger.json

@@ -1,7 +1,7 @@
 {
   "openapi": "3.0.3",
   "info": {
-    "title": "Swagger Bank Channel to Simbrella FirstAdvance - OpenAPI 3.0",
+    "title": "Swagger Simbrella Core [10/22/2025] - OpenAPI 3.0",
     "description": "This is a Simbrella FirstAdvance Backend Server with the OpenAPI 3.0 specification.  \n\n\nSome useful links:\n- [Web Simulated Demo Page](https://digifi-salaryloan.chiefsoft.net/)\n- [Web Management Support Portal](https://digifi-office.chiefsoft.net/auth/login)",
     "termsOfService": "http://swagger.io/terms/",
     "contact": {
@@ -20,12 +20,19 @@
     {
       "url": "http://api.dev.simbrellang.net:4500"
     },
-        {
+    {
       "url": "https://api.dev.simbrellang.net"
+    },
+    {
+      "url": "http://10.2.249.133:4500"
     }
   ],
   "tags": [
-      {
+    {
+      "name": "Health",
+      "description": "System health check including DB status."
+    },
+    {
       "name": "Authorize",
       "description": "This feature will be used for authorizing customers.",
       "externalDocs": {
@@ -83,6 +90,45 @@
     }
   ],
   "paths": {
+    "/health": {
+      "get": {
+        "tags": ["Health"],
+        "summary": "Health Check",
+        "description": "Returns service health information including DB connection status.",
+        "responses": {
+          "200": {
+            "description": "Health check successful",
+            "content": {
+              "application/json": {
+                "example": {
+                  "status": "ok",
+                  "db_status": "Connection Successful",
+                  "events_service_status":"Connection Successful",
+                  "bank_status":"Connection Successful",
+                  "db_uri": "postgresql://user:****@localhost:5432/digifi_db",
+                  "error": []
+                }
+              }
+            }
+          },
+          "500": {
+            "description": "Health check failed",
+            "content": {
+              "application/json": {
+                "example": {
+                  "status": "failed",
+                  "db_status": "Connection Failed",
+                  "events_service_status":"Connection Failed",
+                  "bank_status":"Connection Failed",
+                  "db_uri": "Unavailable",
+                  "error":["could not connect to server: Connection refused"]
+                }
+              }
+            }
+          }
+        }
+      }
+    },
     "/Authorize": {
       "$ref": "swagger/paths/Authorize.json"
     },
@@ -131,18 +177,6 @@
       "RepaymentResponse": {
         "$ref": "swagger/schemas/RepaymentResponse.json"
       },
-      "CustomerConsentRequest": {
-        "$ref": "swagger/schemas/CustomerConsentRequest.json"
-      },
-      "CustomerConsentResponse": {
-        "$ref": "swagger/schemas/CustomerConsentResponse.json"
-      },
-      "NotificationCallbackRequest": {
-        "$ref": "swagger/schemas/NotificationCallbackRequest.json"
-      },
-      "NotificationCallbackResponse": {
-        "$ref": "swagger/schemas/NotificationCallbackResponse.json"
-      },
       "ApiResponse": {
         "$ref": "swagger/schemas/ApiResponse.json"
       },

app/swagger/paths/AuthorizeRefresh.json

@@ -1,6 +1,6 @@
 {
   "post": {
-    "tags": ["Authorize Refresh"],
+    "tags": ["AuthorizeRefresh"],
     "summary": "Customer Authorize Refresh Request",
     "description": "Customer Authorize Refresh Request",
     "operationId": "AuthorizeRefresh",

app/swagger/paths/CustomerConsent.json

@@ -1,56 +0,0 @@
-{
-    "post": {
-      "tags": [
-        "CustomerConsent"
-      ],
-      "summary": "Customer Consent Request",
-      "description": "Customer Consent Request",
-      "operationId": "CustomerConsent",
-      "requestBody": {
-        "required": true,
-        "content": {
-          "application/json": {
-            "schema": {
-              "$ref": "../schemas/CustomerConsentRequest.json"
-            }
-          },
-          "application/xml": {
-            "schema": {
-              "$ref": "../schemas/CustomerConsentRequest.json"
-            }
-          },
-          "application/x-www-form-urlencoded": {
-            "schema": {
-              "$ref": "../schemas/CustomerConsentRequest.json"
-            }
-          }
-        }
-      },
-      "responses": {
-        "200": {
-          "description": "Successful",
-          "content": {
-            "application/json": {
-              "schema": {
-                "$ref": "../schemas/CustomerConsentResponse.json"
-                }
-            },
-            "application/xml": {
-              "schema": {
-                "$ref": "../schemas/CustomerConsentResponse.json"
-              }
-            }
-          }
-        },
-        "400": {
-          "description": "Invalid request"
-        },
-        "422": {
-          "description": "Validation exception"
-        },
-        "500": {
-          "description": "Internal server error"
-        }
-      }
-    }
-  }

app/swagger/paths/NotificationCallback.json

@@ -1,57 +0,0 @@
-{
-    "post": {
-      "tags": [
-        "NotificationCallback"
-      ],
-      "summary": "Loan Information Request ",
-      "description": "Loan Information Request",
-      "operationId": "NotificationCallback",
-      "requestBody": {
-        "description": "Post JSON to conduct eligibility tests",
-        "content": {
-          "application/json": {
-            "schema": {
-              "$ref": "../schemas/NotificationCallbackRequest.json"
-            }
-          },
-          "application/xml": {
-            "schema": {
-              "$ref": "../schemas/NotificationCallbackRequest.json"
-            }
-          },
-          "application/x-www-form-urlencoded": {
-            "schema": {
-              "$ref": "../schemas/NotificationCallbackRequest.json"
-            }
-          }
-        },
-        "required": true
-      },
-      "responses": {
-        "200": {
-          "description": "Successful operation",
-          "content": {
-            "application/json": {
-              "schema": {
-                "$ref": "../schemas/NotificationCallbackResponse.json"
-              }
-            },
-            "application/xml": {
-              "schema": {
-                "$ref": "../schemas/NotificationCallbackResponse.json"
-              }
-            }
-          }
-        },
-       "400": {
-          "description": "Invalid request"
-        },
-        "422": {
-          "description": "Validation exception"
-        },
-        "500": {
-          "description": "Internal server error"
-        }
-      }
-    }
-  }

app/swagger/schemas/CustomerConsentRequest.json

@@ -1,37 +0,0 @@
-{
-    "type": "object",
-    "properties": {
-        "type": {
-            "type": "string",
-            "example": "CustomerConsentRequest"
-        },
-        "transactionId": {
-            "type": "string",
-            "example": "20171209232177"
-        },
-        "customerId": {
-            "type": "string",
-            "example": "CN621868"
-        },
-        "accountId": {
-            "type": "string",
-            "example": "ACN8263457"
-        },
-        "requestTime": {
-            "type": "string",
-            "format": "date-time",
-            "example": "2019-10-18 14:26:21.063"
-        },
-        "consentType": {
-            "type": "string",
-            "example": "Revoke"
-        },
-        "channel": {
-            "type": "string",
-            "example": "USSD"
-        }
-    },
-    "xml": {
-        "name": "CustomerConsentRequest"
-    }
-}

app/swagger/schemas/CustomerConsentResponse.json

@@ -1,16 +0,0 @@
-{
-    "type": "object",
-    "properties": {
-        "resultCode": {
-            "type": "string",
-            "example": "00"
-        },
-        "resultDescription": {
-            "type": "string",
-            "example": "Request is received"
-        }
-    },
-    "xml": {
-        "name": "CustomerConsentResponse"
-    }
-}

app/swagger/schemas/EligibilityCheckRequest.json

@@ -3,7 +3,7 @@
     "properties": {
         "transactionId": {
             "type": "string",
-            "example": "Tr201712RK9232P115"
+            "example": "TRX201712RK9232P115"
         },
         "countryCode": {
             "type": "string",
@@ -11,19 +11,19 @@
         },
         "customerId": {
             "type": "string",
-            "example": "CN621868"
-        },
-        "msisdn": {
-            "type": "string",
-            "example": "8093451342"
-        },
-        "channel": {
-            "type": "string",
-            "example": "100"
+            "example": "5268548"
         },
         "accountId": {
             "type": "string",
-            "example": "ACN8263457"
+            "example": "4348094226"
+        },
+        "msisdn": {
+            "type": "string",
+            "example": "2348093451342"
+        },
+        "channel": {
+            "type": "string",
+            "example": "USSD"
         }
     },
     "xml": {

app/swagger/schemas/EligibilityCheckResponse.json

@@ -3,19 +3,19 @@
     "properties": {
         "customerId": {
             "type": "string",
-            "example": "CN621868"
+            "example": "5268548"
         },
         "transactionId": {
             "type": "string",
-            "example": "TX12345"
+            "example": "TRX201712RK9232P115"
         },
         "countryCode": {
             "type": "string",
-            "example": "NG"
+            "example": "NGR"
         },
         "msisdn": {
             "type": "string",
-            "example": "3451342"
+            "example": "2348093451342"
         },
         "eligibleOffers": {
             "type": "array",
@@ -24,42 +24,42 @@
                 "properties": {
                     "offerId": {
                         "type": "string",
-                        "example": "Offer1"
+                        "example": "SAL90000204"
                     },
                     "productId": {
                         "type": "string",
-                        "example": "Product1"
+                        "example": "3MPC"
                     },
                     "minAamount": {
                         "type": "number",
                         "format": "decimal",
-                        "example": 100.00
+                        "example": 20000.00
                     },
                     "maxAamount": {
                         "type": "number",
                         "format": "decimal",
-                        "example": 1000.00
+                        "example": 31257.00
                     },
                     "tenor": {
                         "type": "integer",
-                        "example": 12
+                        "example": 90
                     }
                 }
             },
             "example": [
-                {
-                    "offerId": "Offer1",
-                    "productId": "Product1",
-                    "minAamount": 100.00,
-                    "maxAamount": 1000.00,
-                    "tenor": 12
+                 {
+                    "max_amount": "31257.00",
+                    "min_amount": 20000.0,
+                    "offerId": "SAL90000204",
+                    "product_id": "3MPC",
+                    "tenor": 90
                 },
                 {
-                    "offerId": "Offer2",
-                    "productId": "Product2",
-                    "minAamount": 200.00,
-                    "maxAamount": 2000.00,
-                    "tenor": 24
+                    "max_amount": "20838.00",
+                    "min_amount": 5000.0,
+                    "offerId": "SAL30000205",
+                    "product_id": "AMPC",
+                    "tenor": 30
                 }
             ]
         },

app/swagger/schemas/LoanStatusRequest.json

@@ -3,15 +3,15 @@
     "properties": {
         "transactionId": {
             "type": "string",
-            "example": "Tr201712RK9232P115"
+            "example": "TRCVIC73089465966"
         },
         "customerId": {
             "type": "string",
-            "example": "CN621868"
+            "example": "ZX48440946"
         },
         "msisdn": {
             "type": "string",
-            "example": "3451342"
+            "example": "2348093451342"
         },
         "channel": {
             "type": "string",
@@ -19,7 +19,7 @@
         },
         "accountId": {
             "type": "string",
-            "example": "ACN8263457"
+            "example": "361005323"
         }
     },
     "xml": {

app/swagger/schemas/LoanStatusResponse.json

@@ -1,70 +1,133 @@
 {
-    "type": "object",
-    "properties": {
-        "customerId": {
-            "type": "string",
-            "example": "CN621868"
-        },
-        "transactionId": {
-            "type": "string",
-            "example": "Tr201712RK9232P115"
-        },
-        "loans": {
-            "type": "array",
-            "items": {
-                "type": "object",
-                "properties": {
-                    "debtId": {
-                        "type": "string",
-                        "example": "123456789"
-                    },
-                    "loanDate": {
-                        "type": "string",
-                        "format": "date-time",
-                        "example": "2019-10-18 14:26:21.063"
-                    },
-                    "dueDate": {
-                        "type": "string",
-                        "format": "date-time",
-                        "example": "2019-11-20 14:26:21.063"
-                    },
-                    "currentLoanAmount": {
-                        "type": "integer",
-                        "example": 8500
-                    },
-                    "initialLoanAmount": {
-                        "type": "integer",
-                        "example": 10000
-                    },
-                    "defaultPenaltyFee": {
-                        "type": "integer",
-                        "example": 0
-                    },
-                    "continuousFee": {
-                        "type": "integer",
-                        "example": 0
-                    },
-                    "productId": {
-                        "type": "string",
-                        "example": "101"
-                    }
-                }
-            }
-        },
-        "totalDebtAmount": {
-            "type": "integer",
-            "example": 8500
-        },
-        "resultCode": {
-            "type": "string",
-            "example": "00"
-        },
-        "resultDescription": {
-            "type": "string",
-            "example": "Successful"
-        }
+  "type": "object",
+  "properties": {
+    "customerId": {
+      "type": "string",
+      "example": "ZX48440946"
     },
-    "xml": {
-        "name": "LoanStatusResponse"
+    "transactionId": {
+      "type": "string",
+      "example": "TRCVIC49381378037"
+    },
+    "accountId": {
+      "type": "string",
+      "example": "361005323"
+    },
+    "loans": {
+      "type": "array",
+      "items": {
+        "type": "object",
+        "properties": {
+          "debtId": {
+            "type": "integer",
+            "example": 80
+          },
+          "loanDate": {
+            "type": "string",
+            "format": "date-time",
+            "example": "2025-09-12T11:58:58"
+          },
+          "dueDate": {
+            "type": "string",
+            "format": "date-time",
+            "example": "2025-12-11T11:58:58"
+          },
+          "currentLoanAmount": {
+            "type": "number",
+            "format": "float",
+            "example": 30000.0
+          },
+          "initialLoanAmount": {
+            "type": "number",
+            "format": "float",
+            "example": 30000.0
+          },
+          "defaultPenaltyFee": {
+            "type": "number",
+            "format": "float",
+            "example": 0.0
+          },
+          "continuousFee": {
+            "type": "number",
+            "format": "float",
+            "example": 0.0
+          },
+          "productId": {
+            "type": "string",
+            "example": "3MPC"
+          },
+          "installmentAmount": {
+            "type": "number",
+            "format": "float",
+            "example": 10900.0
+          },
+          "repaymentAmount": {
+            "type": "number",
+            "format": "float",
+            "example": 32700.0
+          },
+          "loanRef": {
+            "type": "string",
+            "example": "TRCVIC73089465966USSD3MPC"
+          },
+          "status": {
+            "type": "string",
+            "example": "active"
+          },
+          "tenor": {
+            "type": "integer",
+            "example": 90
+          },
+          "transactionId": {
+            "type": "string",
+            "example": "TRCVIC73089465966"
+          },
+          "upfrontFee": {
+            "type": "number",
+            "format": "float",
+            "example": 622.5
+          }
+        }
+      }
+    },
+    "resultCode": {
+      "type": "string",
+      "example": "00"
+    },
+    "resultDescription": {
+      "type": "string",
+      "example": "Successful"
+    },
+    "totalDebtAmount": {
+      "type": "number",
+      "format": "float",
+      "example": 30000.0
+    },
+    "summary": {
+      "type": "object",
+      "properties": {
+        "totalOutstandingAmount": {
+          "type": "number",
+          "format": "float",
+          "example": 114450.0,
+          "description": "Total amount still owed across all unpaid loans."
+        },
+        "totalActiveLoanAmount": {
+          "type": "number",
+          "format": "float",
+          "example": 40000.0,
+          "description": "Total principal amount of currently active loans."
+        },
+        "totalSettledAmount": {
+          "type": "number",
+          "format": "float",
+          "example": 80000.0,
+          "description": "Total amount that has been fully repaid."
+        }
+      }
     }
-}
+  },
+  "xml": {
+    "name": "LoanStatusResponse"
+  }
+}

app/swagger/schemas/NotificationCallbackRequest.json

@@ -1,50 +0,0 @@
-{
-    "type": "object",
-    "properties": {
-        "fbnTransactionId": {
-            "type": "string",
-            "example": "123456789"
-        },
-        "transactionId": {
-            "type": "string",
-            "example": "123456789"
-        },
-        "customerId": {
-            "type": "string",
-            "example": "CN621868"
-        },
-        "accountId": {
-            "type": "string",
-            "example": "ACN8263457"
-        },
-        "debtId": {
-            "type": "string",
-            "example": "987654321"
-        },
-        "transactionType": {
-            "type": "string",
-            "example": "Disbursement"
-        },
-        "amountProvided": {
-            "type": "number",
-            "format": "float",
-            "example": 1000.00
-        },
-        "amountCollected": {
-            "type": "number",
-            "format": "float",
-            "example": 0.00
-        },
-        "responseCode": {
-            "type": "string",
-            "example": "00"
-        },
-        "responseDescription": {
-            "type": "string",
-            "example": "Successful"
-        }
-    },
-    "xml": {
-        "name": "NotificationCallbackRequest"
-    }
-}

app/swagger/schemas/NotificationCallbackResponse.json

@@ -1,16 +0,0 @@
-{
-    "type": "object",
-    "properties": {
-        "resultCode": {
-            "type": "string",
-            "example": "00"
-        },
-        "resultDescription": {
-            "type": "string",
-            "example": "Successful"
-        }
-    },
-    "xml": {
-        "name": "NotificationCallbackResponse"
-    }
-}

app/swagger/schemas/ProvideLoanRequest.json

@@ -3,40 +3,40 @@
     "properties": {
         "requestId": {
             "type": "string",
-            "example": "202111170001371256908"
+            "example": "RQID11170001371256908"
         },
         "transactionId": {
             "type": "string",
-            "example": "Tr201712RK9232P115"
+            "example": "TRCVIC73089465966"
         },
         "customerId": {
             "type": "string",
-            "example": "CN621868"
+            "example": "ZX48440946"
         },
         "accountId": {
             "type": "string",
-            "example": "ACN8263457"
+            "example": "361005323"
         },
         "msisdn": {
             "type": "string",
-            "example": "3451342"
+            "example": "2348093451342"
         },
         "requestedAmount": {
             "type": "number",
             "format": "decimal",
-            "example": 900
+            "example": 20000
         },
         "collectionType": {
             "type": "integer",
-            "example": 1
+            "example": 0
         },
         "offerId": {
             "type": "integer",
-            "example": 1127
+            "example": "SAL900004543304"
         },
         "channel": {
             "type": "string",
-            "example": "100"
+            "example": "USSD"
         }
     },
     "xml": {

app/swagger/schemas/ProvideLoanResponse.json

@@ -1,36 +1,75 @@
 {
-    "type": "object",
-    "properties": {
-        "requestId": {
-            "type": "string",
-            "example": "202111170001371256908"
-        },
-        "transactionId": {
-            "type": "string",
-            "example": "Tr201712RK9232P115"
-        },
-        "customerId": {
-            "type": "string",
-            "example": "CN621868"
-        },
-        "accountId": {
-            "type": "string",
-            "example": "ACN8263457"
-        },
-        "msisdn": {
-            "type": "string",
-            "example": "3451342"
-        },
-        "resultCode": {
-            "type": "string",
-            "example": "00"
-        },
-        "resultDescription": {
-            "type": "string",
-            "example": "Successful"
-        }
+  "type": "object",
+  "properties": {
+    "requestId": {
+      "type": "string",
+      "example": "81757678335583"
     },
-    "xml": {
-        "name": "ProvideLoanResponse"
+    "transactionId": {
+      "type": "string",
+      "example": "TRCVIC73089465966"
+    },
+    "loanRef": {
+      "type": "string",
+      "example": "TRCVIC73089465966USSD3MPC"
+    },
+    "customerId": {
+      "type": "string",
+      "example": "ZX48440946"
+    },
+    "accountId": {
+      "type": "string",
+      "example": "361005323"
+    },
+    "msisdn": {
+      "type": "string",
+      "example": "98016510058"
+    },
+    "schedule": {
+      "type": "array",
+      "description": "List of loan repayment components with due dates and amounts.",
+      "items": {
+        "type": "object",
+        "properties": {
+          "id": {
+            "type": "integer",
+            "example": 1
+          },
+          "amountDue": {
+            "type": "number",
+            "example": 2000.0
+          },
+          "componentName": {
+            "type": "string",
+            "example": "INTEREST"
+          },
+          "dueDate": {
+            "type": "string",
+            "format": "date-time",
+            "example": "2026-01-13T11:36:39.890747+00:00"
+          },
+          "startDate": {
+            "type": "string",
+            "format": "date-time",
+            "example": "2025-10-15T11:36:39.890747+00:00"
+          },
+          "loanRef": {
+            "type": "string",
+            "example": "TRX1760528156816285USSD3MPC"
+          }
+        }
+      }
+    },
+    "resultCode": {
+      "type": "string",
+      "example": "00"
+    },
+    "resultDescription": {
+      "type": "string",
+      "example": "Successful"
     }
-}
+  },
+  "xml": {
+    "name": "ProvideLoanResponse"
+  }
+}

app/swagger/schemas/RepaymentRequest.json

@@ -3,31 +3,27 @@
     "properties": {
         "msisdn": {
             "type": "string",
-            "example": "3451342"
+            "example": "2348093451342"
         },
         "debtId": {
-            "type": "string",
-            "example": "10"
-        },
-        "productId": {
-            "type": "string",
-            "example": "101"
+            "type": "number",
+            "example": 80
         },
         "transactionId": {
             "type": "string",
-            "example": "20171209232115"
+            "example": "TRCVIC73089465966"
         },
         "customerId": {
             "type": "string",
-            "example": "CID0000025585"
+            "example": "ZX48440946"
         },
-        "channel": {
+        "loanRef": {
             "type": "string",
-            "example": "USSD"
+            "example": "TRCVIC73089465966USSD3MPC"
         },
         "accountId": {
             "type": "string",
-            "example": "ACN8263457"
+            "example": "361005323"
         }
     },
     "xml": {

app/swagger/schemas/RepaymentResponse.json

@@ -1,28 +1,48 @@
 {
-    "type": "object",
-    "properties": {
-        "customerId": {
-            "type": "string",
-            "example": "CN621868"
-        },
-        "productId": {
-            "type": "string",
-            "example": "101"
-        },
-        "debtId": {
-            "type": "string",
-            "example": "273194670"
-        },
-        "resultCode": {
-            "type": "string",
-            "example": "00"
-        },
-        "resultDescription": {
-            "type": "string",
-            "example": "Successful"
-        }
+  "type": "object",
+  "properties": {
+    "Id": {
+      "type": "integer",
+      "example": 195
     },
-    "xml": {
-        "name": "RepaymentResponse"
+    "customerId": {
+      "type": "string",
+      "example": "ZX48440946"
+    },
+    "debtId": {
+      "type": "string",
+      "example": "80"
+    },
+    "initiated_by": {
+      "type": "string",
+      "example": "USER_INITIATED"
+    },
+    "loanRef": {
+      "type": "string",
+      "example": "TRCVIC73089465966USSD3MPC"
+    },
+    "productId": {
+      "type": "string",
+      "example": "3MPC"
+    },
+    "repayment_id": {
+      "type": "integer",
+      "example": 195
+    },
+    "transactionId": {
+      "type": "string",
+      "example": "TRCVIC73089465966"
+    },
+    "resultCode": {
+      "type": "string",
+      "example": "00"
+    },
+    "resultDescription": {
+      "type": "string",
+      "example": "Successful"
     }
-}
+  },
+  "xml": {
+    "name": "RepaymentResponse"
+  }
+}

app/swagger/schemas/SelectOfferRequest.json

@@ -3,36 +3,40 @@
     "properties": {
         "requestId": {
             "type": "string",
-            "example": "202111170001371256908"
+            "example": "RQID11170001371256908"
         },
         "transactionId": {
             "type": "string",
-            "example": "1231231321232"
+            "example": "TRX1231231321232"
         },
         "customerId": {
             "type": "string",
-            "example": "CN621868"
-        },
-        "msisdn": {
-            "type": "string",
-            "example": "123456789"
-        },
-        "requestedAmount": {
-            "type": "number",
-            "format": "double",
-            "example": 10000.55
+            "example": "CN6215268548868"
         },
         "accountId": {
             "type": "string",
-            "example": "ACN8263457"
+            "example": "4348094226"
         },
+        "msisdn": {
+            "type": "string",
+            "example": "2348093451342"
+        },
+        "requestedAmount": {
+            "type": "number",
+            "example": 20000
+        },
+       
         "productId": {
             "type": "string",
-            "example": "101"
+            "example": "3MPC"
+        },
+        "offerId": {
+            "type": "string",
+            "example": "SAL900004543304"
         },
         "channel": {
             "type": "string",
-            "example": ""
+            "example": "USSD"
         }
     },
     "xml": {

app/swagger/schemas/SelectOfferResponse.json

@@ -1,112 +1,129 @@
 {
-    "type": "object",
-    "properties": {
-        "requestId": {
+  "type": "object",
+  "properties": {
+    "requestId": {
+      "type": "string",
+      "example": "81757678225025"
+    },
+    "transactionId": {
+      "type": "string",
+      "example": "TRCVIC73089465966"
+    },
+    "customerId": {
+      "type": "string",
+      "example": "ZX48440946"
+    },
+    "accountId": {
+      "type": "string",
+      "example": "361005323"
+    },
+    "loan": {
+      "type": "array",
+      "items": {
+        "type": "object",
+        "properties": {
+          "offerId": {
             "type": "string",
-            "example": "202111170001371256908"
-        },
-        "transactionId": {
+            "example": "SAL90000204"
+          },
+          "productId": {
             "type": "string",
-            "example": "1231231321232"
-        },
-        "customerId": {
-            "type": "string",
-            "example": "1256907"
-        },
-        "accountId": {
-            "type": "string",
-            "example": "5948306019"
-        },
-        "loan": {
+            "example": "3MPC"
+          },
+          "amount": {
+            "type": "number",
+            "format": "float",
+            "example": 30000.0
+          },
+          "upfrontPayment": {
+            "type": "number",
+            "format": "float",
+            "example": 622.5
+          },
+          "interestRate": {
+            "type": "number",
+            "format": "float",
+            "example": 3.0
+          },
+          "interestFee": {
+            "type": "number",
+            "format": "float",
+            "example": 2700.0
+          },
+          "managementRate": {
+            "type": "number",
+            "format": "float",
+            "example": 1.0
+          },
+          "managementFee": {
+            "type": "number",
+            "format": "float",
+            "example": 300.0
+          },
+          "insuranceRate": {
+            "type": "number",
+            "format": "float",
+            "example": 1.0
+          },
+          "insuranceFee": {
+            "type": "number",
+            "format": "float",
+            "example": 300.0
+          },
+          "VATRate": {
+            "type": "number",
+            "format": "float",
+            "example": 7.5
+          },
+          "VATAmount": {
+            "type": "number",
+            "format": "float",
+            "example": 22.5
+          },
+          "recommendedRepaymentDates": {
             "type": "array",
             "items": {
-                "type": "object",
-                "properties": {
-                    "offerId": {
-                        "type": "string",
-                        "example": "14451"
-                    },
-                    "productId": {
-                        "type": "string",
-                        "example": "2030"
-                    },
-                    "amount": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 10000.0
-                    },
-                    "upfrontPayment": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 1000.0
-                    },
-                    "interestRate": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 3.0
-                    },
-                    "ManagementRate": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 1.0
-                    },
-                    "ManagementFee": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 1.0
-                    },
-                    "InsuranceRate": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 1.0
-                    },
-                    "InsuranceFee": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 100.0
-                    },
-                    "VATRate": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 7.5
-                    },
-                    "VATamount": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 100.0
-                    },
-                    "recommendedRepaymentDates": {
-                        "type": "array",
-                        "items": {
-                            "type": "string"
-                        },
-                        "example": [
-                            "2022-11-30"
-                        ]
-                    },
-                    "installmentAmount": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 11000.0
-                    },
-                    "totalRepaymentAmount": {
-                        "type": "number",
-                        "format": "float",
-                        "example": 11000.0
-                    }
-                }
-            }
-        },
-        "resultCode": {
-            "type": "string",
-            "example": "00"
-        },
-        "resultDescription": {
-            "type": "string",
-            "example": "Successful"
+              "type": "string"
+            },
+            "example": [
+              "2025-10-12",
+              "2025-11-12",
+              "2025-12-12"
+            ]
+          },
+          "installmentAmount": {
+            "type": "number",
+            "format": "float",
+            "example": 10900.0
+          },
+          "repaymentAmount": {
+            "type": "number",
+            "format": "float",
+            "example": 32700.0
+          },
+          "totalRepaymentAmount": {
+            "type": "number",
+            "format": "float",
+            "example": 33322.5
+          }
         }
+      }
     },
-    "xml": {
-        "name": "SelectOffersResponse"
+    "outstandingDebtAmount": {
+      "type": "number",
+      "format": "float",
+      "example": 0
+    },
+    "resultCode": {
+      "type": "string",
+      "example": "00"
+    },
+    "resultDescription": {
+      "type": "string",
+      "example": "Successful"
     }
-}
+  },
+  "xml": {
+    "name": "SelectOffersResponse"
+  }
+}

app/utils/mail.py

@@ -0,0 +1,40 @@
+from flask_mail import Message
+from flask import current_app
+from app.extensions import mail
+import pandas as pd
+from io import BytesIO
+
+def get_report_data():
+    """
+    Fetch and return loan summary data.
+    """
+    return [
+        {"Type": "Disbursement", "Count": 45},
+        {"Type": "Repayment", "Count": 32},
+    ]
+def send_report_email(report_data: list, recipients: list):
+    """
+    Sends an HTML + Excel report to the given email recipients.
+    """
+    df = pd.DataFrame(report_data)
+    output = BytesIO()
+    df.to_excel(output, index=False)
+    output.seek(0)
+
+    html_table = df.to_html(index=False, border=1)
+
+    msg = Message(
+        subject="Loan Report Summary",
+        recipients=recipients,
+        html=f"<h3>Loan Report Summary</h3>{html_table}",
+    )
+    msg.attach(
+        "loan_report.xlsx",
+        "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+        output.read()
+    )
+
+    with current_app.app_context():
+        mail.send(msg)
+
+    return "Report email sent"

docker-compose.yml

@@ -1,3 +1,4 @@
+version: '3.8'
 services:
   digifi-bank-to-product-core:
     build: .
@@ -11,4 +12,14 @@ services:
       - DATABASE_URL=postgresql+psycopg2://${DATABASE_USER}:${DATABASE_PASSWORD}@${DATABASE_HOST}:${DATABASE_PORT}/${DATABASE_NAME}
     volumes:
       - .:/app
-    restart: always
+    restart: always
+    networks:
+      - my_custom_network
+
+
+networks:
+  my_custom_network:
+    driver: bridge
+    ipam:
+      config:
+        - subnet: 10.244.0.0/26

migrations/versions/05b5494ad406_.py

@@ -0,0 +1,31 @@
+"""empty message
+
+Revision ID: 05b5494ad406
+Revises: 33e09efd85e3
+Create Date: 2025-07-06 09:28:26.264927
+
+"""
+
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = "05b5494ad406"
+down_revision = "33e09efd85e3"
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.add_column("loans", sa.Column("balance", sa.Float(), nullable=True))
+
+
+# ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column("loans", "balance")
+    # ### end Alembic commands ###

migrations/versions/1340e7e578b9_migration_on_thu_apr_10_21_50_01_utc_.py

@@ -1,32 +0,0 @@
-"""Migration on Thu Apr 10 21:50:01 UTC 2025
-
-Revision ID: 1340e7e578b9
-Revises: b8f6fd76ead8
-Create Date: 2025-04-10 21:50:32.113149
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = '1340e7e578b9'
-down_revision = 'b8f6fd76ead8'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('transactions', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('ref_model', sa.String(length=50), nullable=True))
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('transactions', schema=None) as batch_op:
-        batch_op.drop_column('ref_model')
-
-    # ### end Alembic commands ###

migrations/versions/287ecb02d3d7_migration_on_wed_apr_16_18_35_18_utc_.py

@@ -1,32 +0,0 @@
-"""Migration on Wed Apr 16 18:35:18 UTC 2025
-
-Revision ID: 287ecb02d3d7
-Revises: a4847b997191
-Create Date: 2025-04-16 18:36:04.632791
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = '287ecb02d3d7'
-down_revision = 'a4847b997191'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loan_charges', schema=None) as batch_op:
-        batch_op.drop_column('transaction_id')
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loan_charges', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('transaction_id', sa.VARCHAR(length=50), autoincrement=False, nullable=True))
-
-    # ### end Alembic commands ###

migrations/versions/30b45df851fa_.py

@@ -0,0 +1,45 @@
+"""empty message
+
+Revision ID: 30b45df851fa
+Revises: d59bfb9ead82
+Create Date: 2025-08-26 13:48:27.458593
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = '30b45df851fa'
+down_revision = 'd59bfb9ead82'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ### 
+    op.add_column(
+        'loan_repayment_schedules',
+        sa.Column('paid_status', sa.String(length=20), nullable=True),
+    )
+     
+    op.add_column(
+        'loan_repayment_schedules',
+        sa.Column('repay_description', sa.String(length=255), nullable=True),
+    )
+
+     
+    op.add_column(
+        'loan_repayment_schedules',
+        sa.Column('partial_balance', sa.Float(), nullable=True),
+    )
+    # ### end Alembic commands ###
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('loan_repayment_schedules', 'partial_balance')
+    op.drop_column('loan_repayment_schedules', 'repay_description')
+    op.drop_column('loan_repayment_schedules', 'paid_status')
+
+    # ### end Alembic commands ###

migrations/versions/33e09efd85e3_.py

@@ -0,0 +1,280 @@
+"""empty message
+
+Revision ID: 33e09efd85e3
+Revises: 
+Create Date: 2025-07-03 14:07:14.424548
+
+"""
+from alembic import op
+import sqlalchemy as sa
+from sqlalchemy import literal_column
+from sqlalchemy import text
+
+
+# revision identifiers, used by Alembic.
+revision = '33e09efd85e3'
+down_revision = None
+branch_labels = None
+depends_on = None
+sequences_and_triggers = [
+    ("transactions", "transactions_seq", "trg_transactions_id"),
+    ("transaction_offers", "transaction_offers_seq", "trg_transaction_offers_id"),
+    ("salaries", "salaries_seq", "trg_salaries_id"),
+    ("repayments_data", "repayments_data_seq", "trg_repayments_data_id"),
+    ("repayments", "repayments_seq", "trg_repayments_id"),
+    ("rac_checks", "rac_checks_seq", "trg_rac_checks_id"),
+    ("loans", "loans_seq", "trg_loans_id"),
+    (
+        "loan_repayment_schedules",
+        "loan_repayment_schedules_seq",
+        "trg_loan_repayment_schedules_id",
+    ),
+    ("loan_charges", "loan_charges_seq", "trg_loan_charges_id"),
+    ("charges", "charges_seq", "trg_charges_id"),
+]
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.create_table('accounts',
+    sa.Column('id', sa.String(length=50), nullable=False),
+    sa.Column('customer_id', sa.String(length=50), nullable=False),
+    sa.Column('account_type', sa.String(length=50), nullable=True),
+    sa.Column('status', sa.String(length=20), nullable=True),
+    sa.Column('lien_amount', sa.Float(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('charges',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('offer_id', sa.String(length=50), nullable=False),
+    sa.Column('code', sa.String(length=50), nullable=False),
+    sa.Column('percent', sa.Float(), nullable=True),
+    sa.Column('description', sa.Text(), nullable=True),
+    sa.Column('due', sa.Integer(), nullable=False),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('customers',
+    sa.Column('id', sa.String(length=50), nullable=False),
+    sa.Column('msisdn', sa.String(length=20), nullable=False),
+    sa.Column('country_code', sa.String(length=3), nullable=False),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id'),
+    sa.UniqueConstraint('msisdn')
+    )
+    op.create_table('loan_charges',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('loan_id', sa.Integer(), nullable=False),
+    sa.Column('transaction_id', sa.String(length=50), nullable=True),
+    sa.Column('code', sa.String(length=50), nullable=False),
+    sa.Column('amount', sa.Float(), nullable=True),
+    sa.Column('percent', sa.Float(), nullable=True),
+    sa.Column('description', sa.Text(), nullable=True),
+    sa.Column('due', sa.Integer(), nullable=False),
+    sa.Column('due_date', sa.DateTime(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('loan_repayment_schedules',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('loan_id', sa.Integer(), nullable=False),
+    sa.Column('transaction_id', sa.String(length=50), nullable=True),
+    sa.Column('product_id', sa.String(length=20), nullable=True),
+    sa.Column('installment_number', sa.Integer(), nullable=False),
+    sa.Column('due_date', sa.DateTime(), nullable=False),
+    sa.Column('installment_amount', sa.Float(), nullable=True),
+    sa.Column('total_repayment_amount', sa.Float(), nullable=True),
+    sa.Column('paid', sa.Boolean(), nullable=True),
+    sa.Column('paid_at', sa.DateTime(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('loans',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('customer_id', sa.String(length=50), nullable=False),
+    sa.Column('transaction_id', sa.String(length=50), nullable=True),
+    sa.Column('original_transaction', sa.String(length=50), nullable=True),
+    sa.Column('account_id', sa.String(length=50), nullable=False),
+    sa.Column('offer_id', sa.String(length=20), nullable=False),
+    sa.Column('product_id', sa.String(length=20), nullable=True),
+    sa.Column('collection_type', sa.String(length=20), nullable=True),
+    sa.Column('current_loan_amount', sa.Float(), nullable=True),
+    sa.Column('initial_loan_amount', sa.Float(), nullable=False),
+    sa.Column('default_penalty_fee', sa.Float(), nullable=True),
+    sa.Column('continuous_fee', sa.Float(), nullable=True),
+    sa.Column('upfront_fee', sa.Float(), nullable=True),
+    sa.Column('repayment_amount', sa.Float(), nullable=True),
+    sa.Column('installment_amount', sa.Float(), nullable=True),
+    sa.Column('status', sa.String(length=20), nullable=True),
+    sa.Column('tenor', sa.Integer(), nullable=True),
+    sa.Column('due_date', sa.DateTime(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('eligible_amount', sa.Float(), nullable=True),
+    sa.Column('disburse_date', sa.DateTime(), nullable=True),
+    sa.Column('disburse_verify', sa.DateTime(), nullable=True),
+    sa.Column('reference', sa.String(length=50), nullable=True),
+    sa.Column('disburse_result', sa.String(length=10), nullable=True),
+    sa.Column('disburse_description', sa.String(length=100), nullable=True),
+    sa.Column('verify_result', sa.String(length=10), nullable=True),
+    sa.Column('verify_description', sa.String(length=100), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('offers',
+    sa.Column('id', sa.String(length=50), nullable=False),
+    sa.Column('product_id', sa.String(length=50), nullable=False),
+    sa.Column('min_amount', sa.Float(), nullable=False),
+    sa.Column('max_amount', sa.Float(), nullable=False),
+    sa.Column('tenor', sa.Integer(), nullable=False),
+    sa.Column('schedule', sa.Integer(), nullable=True),
+    sa.Column('interest_rate', sa.Float(), nullable=True),
+    sa.Column('management_rate', sa.Float(), nullable=True),
+    sa.Column('insurance_rate', sa.Float(), nullable=True),
+    sa.Column('vat_rate', sa.Float(), nullable=True),
+    sa.Column('list_order', sa.Integer(), nullable=True),
+    sa.Column('max_daily_loans', sa.Integer(), nullable=True),
+    sa.Column('max_active_loans', sa.Integer(), nullable=True),
+    sa.Column('max_life_loans', sa.Integer(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('rac_checks',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('transaction_id', sa.String(length=50), nullable=False),
+    sa.Column('customer_id', sa.String(length=50), nullable=False),
+    sa.Column('account_id', sa.String(length=50), nullable=False),
+    sa.Column('rac_response', sa.Text(), nullable=False),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('repayments',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('loan_id', sa.String(length=50), nullable=False),
+    sa.Column('customer_id', sa.String(length=50), nullable=False),
+    sa.Column('product_id', sa.String(length=20), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('transaction_id', sa.String(length=50), nullable=True),
+    sa.Column('repay_date', sa.DateTime(), nullable=True),
+    sa.Column('repay_result', sa.String(length=10), nullable=True),
+    sa.Column('repay_description', sa.String(length=100), nullable=True),
+    sa.Column('verify_date', sa.DateTime(), nullable=True),
+    sa.Column('verify_result', sa.String(length=10), nullable=True),
+    sa.Column('verify_description', sa.String(length=100), nullable=True),
+    sa.Column('initiated_by', sa.String(length=50), nullable=True),
+    sa.Column('salary_amount', sa.Float(), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('repayments_data',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('transaction_id', sa.String(length=50), nullable=False),
+    sa.Column('fbn_transaction_id', sa.String(length=50), nullable=True),
+    sa.Column('customer_id', sa.String(length=50), nullable=True),
+    sa.Column('account_id', sa.String(length=50), nullable=True),
+    sa.Column('repayment_amount', sa.Float(), nullable=True),
+    sa.Column('amount_collected', sa.Float(), nullable=True),
+    sa.Column('added_date', sa.DateTime(timezone=True), nullable=False),
+    sa.Column('response_code', sa.String(length=10), nullable=True),
+    sa.Column('response_descr', sa.String(length=255), nullable=True),
+    sa.Column('balance', sa.Float(), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('salaries',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('customer_id', sa.String(length=50), nullable=False),
+    sa.Column('account_id', sa.String(length=50), nullable=True),
+    sa.Column('status', sa.String(length=20), nullable=True),
+    sa.Column('amount', sa.Float(), nullable=False),
+    sa.Column('salary_date', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('created_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('transaction_offers',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('customer_id', sa.String(length=50), nullable=False),
+    sa.Column('transaction_id', sa.String(length=50), nullable=False),
+    sa.Column('original_transaction', sa.String(length=50), nullable=True),
+    sa.Column('offer_id', sa.String(length=20), nullable=False),
+    sa.Column('product_id', sa.String(length=20), nullable=True),
+    sa.Column('min_amount', sa.Float(), nullable=False),
+    sa.Column('max_amount', sa.Float(), nullable=False),
+    sa.Column('eligible_amount', sa.Float(), nullable=True),
+    sa.Column('tenor', sa.Integer(), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+    op.create_table('transactions',
+    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
+    sa.Column('transaction_id', sa.String(length=50), nullable=False),
+    sa.Column('account_id', sa.String(length=50), nullable=True),
+    sa.Column('customer_id', sa.String(length=50), nullable=True),
+    sa.Column('type', sa.String(length=50), nullable=False),
+    sa.Column('channel', sa.String(length=50), nullable=False),
+    sa.Column('phone_number', sa.String(length=50), nullable=True),
+    sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.Column('updated_at', sa.DateTime(timezone=True), server_default=sa.text('CURRENT_TIMESTAMP'), nullable=True),
+    sa.PrimaryKeyConstraint('id')
+    )
+
+    for table, seq, trg in sequences_and_triggers:
+        op.execute(
+            text(
+                f"""
+                BEGIN
+                    EXECUTE IMMEDIATE 'CREATE SEQUENCE {seq} START WITH 1 INCREMENT BY 1 NOCACHE NOCYCLE';
+                EXCEPTION
+                    WHEN OTHERS THEN
+                        IF SQLCODE != -955 THEN RAISE; END IF;
+                END;
+                """
+            )
+        )
+
+        op.execute(
+            text(
+                f"""
+                CREATE OR REPLACE TRIGGER {trg}
+                BEFORE INSERT ON {table}
+                FOR EACH ROW
+                BEGIN
+                    IF ||':'||'NEW.id IS NULL THEN
+                        SELECT {seq}.NEXTVAL INTO '||':'||'NEW.id FROM dual;
+                    END IF;
+                END;
+                """
+            )
+        )
+
+
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_table('transactions')
+    op.drop_table('transaction_offers')
+    op.drop_table('salaries')
+    op.drop_table('repayments_data')
+    op.drop_table('repayments')
+    op.drop_table('rac_checks')
+    op.drop_table('offers')
+    op.drop_table('loans')
+    op.drop_table('loan_repayment_schedules')
+    op.drop_table('loan_charges')
+    op.drop_table('customers')
+    op.drop_table('charges')
+    op.drop_table('accounts')
+    # ### end Alembic commands ###
+
+    for table, seq, trg in sequences_and_triggers:
+        op.execute(text(f"DROP TRIGGER {trg}"))
+        op.execute(text(f"DROP SEQUENCE {seq}"))

migrations/versions/610b7e9d15a6_migration_on_fri_apr_11_14_15_19_utc_.py

@@ -1,32 +0,0 @@
-"""Migration on Fri Apr 11 14:15:19 UTC 2025
-
-Revision ID: 610b7e9d15a6
-Revises: 9bb0367eb486
-Create Date: 2025-04-11 14:16:12.533227
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = '610b7e9d15a6'
-down_revision = '9bb0367eb486'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('transaction_id', sa.String(length=50), nullable=True))
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.drop_column('transaction_id')
-
-    # ### end Alembic commands ###

migrations/versions/783a023a477f_migration_on_mon_apr_14_15_15_05_utc_.py

@@ -1,32 +0,0 @@
-"""Migration on Mon Apr 14 15:15:05 UTC 2025
-
-Revision ID: 783a023a477f
-Revises: f6cd1bfc8832
-Create Date: 2025-04-14 15:15:36.991148
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = '783a023a477f'
-down_revision = 'f6cd1bfc8832'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('transactions', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('customer_id', sa.String(length=50), nullable=True))
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('transactions', schema=None) as batch_op:
-        batch_op.drop_column('customer_id')
-
-    # ### end Alembic commands ###

migrations/versions/9bb0367eb486_migration_on_fri_apr_11_12_48_01_utc_.py

@@ -1,40 +0,0 @@
-"""Migration on Fri Apr 11 12:48:01 UTC 2025
-
-Revision ID: 9bb0367eb486
-Revises: fd447d78b161
-Create Date: 2025-04-11 12:48:36.145311
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = '9bb0367eb486'
-down_revision = 'fd447d78b161'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('product_id', sa.String(length=20), nullable=True))
-        batch_op.add_column(sa.Column('current_loan_amount', sa.Float(), nullable=True))
-        batch_op.add_column(sa.Column('default_penalty_fee', sa.Float(), nullable=True))
-        batch_op.add_column(sa.Column('continuous_fee', sa.Float(), nullable=True))
-        batch_op.add_column(sa.Column('due_date', sa.DateTime(), nullable=True))
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.drop_column('due_date')
-        batch_op.drop_column('continuous_fee')
-        batch_op.drop_column('default_penalty_fee')
-        batch_op.drop_column('current_loan_amount')
-        batch_op.drop_column('product_id')
-
-    # ### end Alembic commands ###

migrations/versions/a4847b997191_migration_on_wed_apr_16_17_42_49_utc_.py

@@ -1,57 +0,0 @@
-"""Migration on Wed Apr 16 17:42:49 UTC 2025
-
-Revision ID: a4847b997191
-Revises: 783a023a477f
-Create Date: 2025-04-16 17:43:22.509659
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = 'a4847b997191'
-down_revision = '783a023a477f'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.create_table('loan_charges',
-    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
-    sa.Column('loan_id', sa.Integer(), nullable=False),
-    sa.Column('transaction_id', sa.String(length=50), nullable=True),
-    sa.Column('code', sa.String(length=50), nullable=False),
-    sa.Column('amount', sa.Float(), nullable=True),
-    sa.Column('percent', sa.Float(), nullable=True),
-    sa.Column('description', sa.Text(), nullable=True),
-    sa.Column('due', sa.Integer(), nullable=False),
-    sa.Column('created_at', sa.DateTime(), nullable=True),
-    sa.Column('updated_at', sa.DateTime(), nullable=True),
-    sa.PrimaryKeyConstraint('id')
-    )
-    op.create_table('offers',
-    sa.Column('id', sa.String(), nullable=False),
-    sa.Column('product_id', sa.String(), nullable=False),
-    sa.Column('min_amount', sa.Float(), nullable=False),
-    sa.Column('max_amount', sa.Float(), nullable=False),
-    sa.Column('tenor', sa.Integer(), nullable=False),
-    sa.Column('created_at', sa.DateTime(), nullable=True),
-    sa.Column('updated_at', sa.DateTime(), nullable=True),
-    sa.PrimaryKeyConstraint('id')
-    )
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('product_id', sa.String(length=20), nullable=True))
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.drop_column('product_id')
-
-    op.drop_table('offers')
-    op.drop_table('loan_charges')
-    # ### end Alembic commands ###

migrations/versions/b8f6fd76ead8_migration_on_thu_apr_10_16_21_45_utc_.py

@@ -1,86 +0,0 @@
-"""Migration on Thu Apr 10 16:21:45 UTC 2025
-
-Revision ID: b8f6fd76ead8
-Revises: 
-Create Date: 2025-04-10 16:22:15.946157
-
-"""
-from alembic import op
-import sqlalchemy as sa
-from sqlalchemy.dialects import postgresql
-
-# revision identifiers, used by Alembic.
-revision = 'b8f6fd76ead8'
-down_revision = None
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.create_table('repayments',
-    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
-    sa.Column('loan_id', sa.String(length=50), nullable=False),
-    sa.Column('customer_id', sa.String(length=50), nullable=False),
-    sa.Column('product_id', sa.String(length=20), nullable=True),
-    sa.Column('created_at', sa.DateTime(), nullable=True),
-    sa.Column('updated_at', sa.DateTime(), nullable=True),
-    sa.PrimaryKeyConstraint('id')
-    )
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.alter_column('id',
-               existing_type=sa.VARCHAR(length=50),
-               type_=sa.Integer(),
-               existing_nullable=False,
-               autoincrement=True,
-               existing_server_default=sa.text("nextval('loan_id_seq'::regclass)"))
-
-    with op.batch_alter_table('transactions', schema=None) as batch_op:
-        batch_op.alter_column('channel',
-               existing_type=sa.VARCHAR(length=8),
-               type_=sa.String(length=50),
-               existing_nullable=False)
-        batch_op.alter_column('created_at',
-               existing_type=postgresql.TIMESTAMP(timezone=True),
-               type_=sa.DateTime(),
-               existing_nullable=True,
-               existing_server_default=sa.text('now()'))
-        batch_op.alter_column('updated_at',
-               existing_type=postgresql.TIMESTAMP(timezone=True),
-               type_=sa.DateTime(),
-               existing_nullable=True,
-               existing_server_default=sa.text('now()'))
-        batch_op.drop_constraint('transactions_id_key', type_='unique')
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('transactions', schema=None) as batch_op:
-        batch_op.create_unique_constraint('transactions_id_key', ['id'])
-        batch_op.alter_column('updated_at',
-               existing_type=sa.DateTime(),
-               type_=postgresql.TIMESTAMP(timezone=True),
-               existing_nullable=True,
-               existing_server_default=sa.text('now()'))
-        batch_op.alter_column('created_at',
-               existing_type=sa.DateTime(),
-               type_=postgresql.TIMESTAMP(timezone=True),
-               existing_nullable=True,
-               existing_server_default=sa.text('now()'))
-        batch_op.alter_column('channel',
-               existing_type=sa.String(length=50),
-               type_=sa.VARCHAR(length=8),
-               existing_nullable=False)
-
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.alter_column('id',
-               existing_type=sa.Integer(),
-               type_=sa.VARCHAR(length=50),
-               existing_nullable=False,
-               autoincrement=True,
-               existing_server_default=sa.text("nextval('loan_id_seq'::regclass)"))
-
-    op.drop_table('repayments')
-    # ### end Alembic commands ###

migrations/versions/d59bfb9ead82_.py

@@ -0,0 +1,38 @@
+"""empty message
+
+Revision ID: d59bfb9ead82
+Revises: 05b5494ad406
+Create Date: 2025-08-21 14:22:19.220158
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+
+# revision identifiers, used by Alembic.
+revision = 'd59bfb9ead82'
+down_revision = '05b5494ad406'
+branch_labels = None
+depends_on = None
+
+
+def upgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    
+    op.add_column(
+        'loan_repayment_schedules',
+        sa.Column('due_process_date', sa.DateTime(), nullable=True)
+    )
+
+    # Add due_process_count column
+    op.add_column(
+        'loan_repayment_schedules',
+        sa.Column('due_process_count', sa.Integer(), nullable=True)
+    )
+
+
+def downgrade():
+    # ### commands auto generated by Alembic - please adjust! ###
+    op.drop_column('loan_repayment_schedules', 'due_process_date')
+    op.drop_column('loan_repayment_schedules', 'due_process_count')
+    # ### end Alembic commands ###

migrations/versions/de9ad96ba34e_migration_on_thu_apr_17_14_15_36_utc_.py

@@ -1,38 +0,0 @@
-"""Migration on Thu Apr 17 14:15:36 UTC 2025
-
-Revision ID: de9ad96ba34e
-Revises: ec8d97f9b584
-Create Date: 2025-04-17 14:16:16.537466
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = 'de9ad96ba34e'
-down_revision = 'ec8d97f9b584'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.create_table('charges',
-    sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
-    sa.Column('offer_id', sa.String(length=50), nullable=False),
-    sa.Column('code', sa.String(length=50), nullable=False),
-    sa.Column('percent', sa.Float(), nullable=True),
-    sa.Column('description', sa.Text(), nullable=True),
-    sa.Column('due', sa.Integer(), nullable=False),
-    sa.Column('created_at', sa.DateTime(), nullable=True),
-    sa.Column('updated_at', sa.DateTime(), nullable=True),
-    sa.PrimaryKeyConstraint('id')
-    )
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    op.drop_table('charges')
-    # ### end Alembic commands ###

migrations/versions/ec8d97f9b584_migration_on_thu_apr_17_10_40_05_utc_.py

@@ -1,34 +0,0 @@
-"""Migration on Thu Apr 17 10:40:05 UTC 2025
-
-Revision ID: ec8d97f9b584
-Revises: 287ecb02d3d7
-Create Date: 2025-04-17 10:40:34.751272
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = 'ec8d97f9b584'
-down_revision = '287ecb02d3d7'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loan_charges', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('transaction_id', sa.String(length=50), nullable=True))
-        batch_op.add_column(sa.Column('due_date', sa.DateTime(), nullable=True))
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loan_charges', schema=None) as batch_op:
-        batch_op.drop_column('due_date')
-        batch_op.drop_column('transaction_id')
-
-    # ### end Alembic commands ###

migrations/versions/f6cd1bfc8832_migration_on_fri_apr_11_14_34_36_utc_.py

@@ -1,34 +0,0 @@
-"""Migration on Fri Apr 11 14:34:36 UTC 2025
-
-Revision ID: f6cd1bfc8832
-Revises: 610b7e9d15a6
-Create Date: 2025-04-11 14:35:07.093967
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = 'f6cd1bfc8832'
-down_revision = '610b7e9d15a6'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('collection_type', sa.String(length=20), nullable=True))
-        batch_op.drop_column('product_id')
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('loans', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('product_id', sa.VARCHAR(length=20), autoincrement=False, nullable=True))
-        batch_op.drop_column('collection_type')
-
-    # ### end Alembic commands ###

migrations/versions/fd447d78b161_migration_on_fri_apr_11_12_02_45_utc_.py

@@ -1,38 +0,0 @@
-"""Migration on Fri Apr 11 12:02:45 UTC 2025
-
-Revision ID: fd447d78b161
-Revises: 1340e7e578b9
-Create Date: 2025-04-11 12:03:28.346671
-
-"""
-from alembic import op
-import sqlalchemy as sa
-
-
-# revision identifiers, used by Alembic.
-revision = 'fd447d78b161'
-down_revision = '1340e7e578b9'
-branch_labels = None
-depends_on = None
-
-
-def upgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('transactions', schema=None) as batch_op:
-        batch_op.alter_column('account_id',
-               existing_type=sa.VARCHAR(length=50),
-               nullable=True)
-        batch_op.drop_column('ref_model')
-
-    # ### end Alembic commands ###
-
-
-def downgrade():
-    # ### commands auto generated by Alembic - please adjust! ###
-    with op.batch_alter_table('transactions', schema=None) as batch_op:
-        batch_op.add_column(sa.Column('ref_model', sa.VARCHAR(length=50), autoincrement=False, nullable=True))
-        batch_op.alter_column('account_id',
-               existing_type=sa.VARCHAR(length=50),
-               nullable=False)
-
-    # ### end Alembic commands ###

requirements.txt

@@ -6,6 +6,7 @@ flask-sqlalchemy
 flask-migrate
 psycopg2-binary
 alembic
+oracledb
 
 # Schema for validations
 Flask-Marshmallow==0.15.0
@@ -35,3 +36,10 @@ flask-jwt-extended
 # Kafka 
 confluent-kafka==1.9.2
 
+
+
+python-dateutil
+
+Flask-Mail==0.10.0
+pandas==2.1.3
+openpyxl==3.1.5