made loan data dynamic and populated result fields

app/models/loan.py

@@ -39,6 +39,8 @@ class Loan(db.Model):
     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)
+    disburse_result = db.Column(db.String(10), nullable=True)
+    disburse_description = db.Column(db.String(100), nullable=True)
     reference = db.Column(db.String(50), nullable=True)
 
     customer = relationship(
@@ -72,6 +74,10 @@ class Loan(db.Model):
             'collectionType': self.collection_type,
             'status': self.status,
             'productId': self.product_id,
+            'disburseResult': self.disburse_result,
+            'disburseDescription': self.disburse_description,
+            'transactionId': self.transaction_id,
+            'accountId':self.account_id,
             'dueDate': self.due_date.isoformat() if self.due_date else None,
             'loanDate': self.created_at.isoformat() if self.created_at else None,
             'disburseDate': self.disburse_date.isoformat() if self.disburse_date else None,
@@ -112,3 +118,35 @@ class Loan(db.Model):
             logger.error(f"Failed to update disburse date: {e}")
             raise
 
+    @classmethod
+    def set_disbursement_result(cls, loan_id, result, description):
+        """
+        Update the disburse result and description of the loan with the given loan_id.
+        """
+        # Retrieve loan
+        loan = cls.query.get(loan_id)
+
+        if not loan:
+            raise ValueError(f"Loan with ID {loan_id} does not exist.")
+
+        # Update disburse result and description
+        loan.disburse_result = result
+        loan.disburse_description = description
+
+        # Commit changes to database
+        try:
+            logger.info(f"Updating disburse result for loan ID {loan_id} to {result} with description {description}")
+            db.session.commit()
+        except Exception as e:
+            db.session.rollback()
+            logger.error(f"Failed to update disbursement result: {e}")
+            raise
+
+    @classmethod
+    def get_latest_loan_without_disburse_date(cls):
+        """
+        Get the latest loan without a disbursement date.
+        """
+        return cls.query.filter(
+            cls.disburse_date.is_(None)
+        ).order_by(cls.created_at.desc()).first()