update

2025-04-24 12:42:35 +01:00
parent d80a43cb6f
commit 4e63905308
19 changed files with 786 additions and 218 deletions
@@ -0,0 +1,107 @@
+import logging
+from datetime import datetime
+from flask import jsonify
+from app.models.loan_charge import LoanCharge
+
+# Configure logging
+logger = logging.getLogger(__name__)
+
+class LoanChargeService:
+    """
+    Service class for handling loan charge-related operations.
+    """
+
+    @staticmethod
+    def get_all_loan_charges(filters=None):
+        """
+        Get all loan charges with optional filtering.
+
+        Args:
+            filters (dict, optional): Filters for the loan charges query.
+
+        Returns:
+            dict: A standardized response with loan charges data.
+        """
+        try:
+            if filters is None:
+                filters = {}
+
+            # Extract filters
+            loan_id = filters.get('loan_id')
+            code = filters.get('code')
+            start_date = filters.get('start_date')
+            end_date = filters.get('end_date')
+            due_before = filters.get('due_before')
+            due_after = filters.get('due_after')
+
+            # Extract pagination parameters
+            page = int(filters.get('page', 1))
+            limit = int(filters.get('limit', 20))
+
+            # Ensure page and limit are valid
+            if page < 1:
+                page = 1
+            if limit < 1 or limit > 100:
+                limit = 20
+
+            # Convert string dates to datetime objects if provided
+            if start_date and isinstance(start_date, str):
+                start_date = datetime.fromisoformat(start_date.replace('Z', '+00:00'))
+            if end_date and isinstance(end_date, str):
+                end_date = datetime.fromisoformat(end_date.replace('Z', '+00:00'))
+            if due_before and isinstance(due_before, str):
+                due_before = datetime.fromisoformat(due_before.replace('Z', '+00:00'))
+            if due_after and isinstance(due_after, str):
+                due_after = datetime.fromisoformat(due_after.replace('Z', '+00:00'))
+
+            # Get loan charges with optional filters and pagination
+            loan_charges, total_count = LoanCharge.get_all_loan_charges(
+                loan_id=loan_id,
+                code=code,
+                start_date=start_date,
+                end_date=end_date,
+                due_before=due_before,
+                due_after=due_after,
+                page=page,
+                limit=limit
+            )
+
+            # Convert loan charges to dictionary format
+            loan_charges_data = []
+            for charge in loan_charges:
+                loan_charges_data.append({
+                    'loan_id': charge.loan_id,
+                    'code': charge.code,
+                    'amount': charge.amount,
+                    'percent': charge.percent,
+                    'description': charge.description,
+                    'due': charge.due,
+                    'transaction_id': charge.transaction_id,
+                    'due_date': charge.due_date.isoformat() if charge.due_date else None,
+                    'created_at': charge.created_at.isoformat() if charge.created_at else None,
+                    'updated_at': charge.updated_at.isoformat() if charge.updated_at else None
+                })
+
+            # Calculate total pages
+            total_pages = (total_count + limit - 1) // limit
+
+            response_data = {
+                'loan_charges': loan_charges_data,
+                'count': len(loan_charges_data),
+                'pagination': {
+                    'total_count': total_count,
+                    'total_pages': total_pages,
+                    'current_page': page,
+                    'limit': limit,
+                    'has_next': page < total_pages,
+                    'has_prev': page > 1
+                }
+            }
+
+            return response_data
+
+        except Exception as e:
+            logger.error(f"An error occurred: {str(e)}", exc_info=True)
+            return jsonify({
+                "message": "Internal Server Error"
+            }), 500