[update]: Eligibility check request

app/models/customer.py

@@ -1,5 +1,6 @@
 from datetime import datetime, timezone
-from app import db
+from app.extensions import db
+from app.models.account import Account
 
 class Customer(db.Model):
     __tablename__ = 'customers'
@@ -17,6 +18,24 @@ class Customer(db.Model):
             return False, "Customer not found"
         return True, "Customer is eligible"
 
+    @classmethod
+    def create_customer(cls, id, msisdn, country_code, account_id, account_type='savings'):
+        if cls.query.filter_by(msisdn=msisdn).first():
+            return False, "Customer with this MSISDN already exists"
+        
+        # Create the customer
+        customer = cls(id=id, msisdn=msisdn, country_code=country_code)
+        db.session.add(customer)
+        
+        # Create an associated account
+        account = Account.create_account(
+            id=account_id,
+            customer_id=id,
+            account_type=account_type
+        )
+        
+        db.session.commit()
+        return customer
+
     def __repr__(self):
         return f'<Customer {self.id}>'
-