[update]: Offers

app/models/transaction_offers.py

@@ -1,4 +1,5 @@
-from datetime import datetime, timezone
+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
@@ -58,7 +59,9 @@ class TransactionOffer(db.Model):
             max_amount=max_amount,
             eligible_amount=eligible_amount,
             product_id=product_id,
-            tenor=tenor
+            tenor=tenor,
+            created_at=datetime.now(timezone.utc),
+            updated_at=datetime.now(timezone.utc)
         )
 
         db.session.add(transaction_offer)
@@ -66,6 +69,43 @@ class TransactionOffer(db.Model):
 
         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_daily_loan_count(cls, customer_id, offer_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,
+            offer_id=offer_id
+            ).filter(
+            cls.created_at >= start_of_day,
+            cls.created_at < end_of_day
+        ).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()
+
+
+    
+
     def to_dict(self):
         return {
             'id': self.id,