Handle duplicate repayment attempts

app/api/services/repayment.py

@@ -57,7 +57,7 @@ class RepaymentService(BaseService):
                         return ResponseHelper.error(result_description="Failed to save repayment details.")
 
                     #Update Loan status
-                    Loan.update_status(loan_id = loan_id, status = LoanStatus.START_REPAY) # repay started bu user
+                    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:

app/models/transaction.py

@@ -4,6 +4,8 @@ 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
+
 
 class Transaction(db.Model):
     __tablename__ = 'transactions'
@@ -31,10 +33,14 @@ class Transaction(db.Model):
         #     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,