Update provide_loan.py

app/api/services/eligibility_check.py

@@ -51,6 +51,13 @@ class EligibilityCheckService(BaseService):
                 
                 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)
 
@@ -167,7 +174,12 @@ class EligibilityCheckService(BaseService):
             logger.error(f"An error occurred: {str(e)}", exc_info=True)
             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):

app/api/services/provide_loan.py

@@ -18,6 +18,7 @@ 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
+from datetime import datetime
 
 class ProvideLoanService(BaseService):
     TRANSACTION_TYPE = TransactionType.PROVIDE_LOAN 
@@ -113,9 +114,12 @@ class ProvideLoanService(BaseService):
                     management = charges["management"]
                     insurance = charges["insurance"]
                     vat = charges["vat"]
+
+                    # Generate Loan Reference
+                    loan_ref = f"SIM{datetime.now().strftime('%Y%m%d%H%M%S%f')}"
                     
-                    padded_id = str(transaction_id).zfill(12)
-                    loan_ref = f"{padded_id}{channel}{offer.product_id}"
+                    # padded_id = str(transaction_id).zfill(12)
+                    # loan_ref = f"{padded_id}{channel}{offer.product_id}"
 
 
                     # Save the loan details

app/models/loan.py

@@ -204,6 +204,21 @@ class Loan(db.Model):
 
         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):