Add all project files

app/crud.py

@@ -0,0 +1,61 @@
+from sqlalchemy.orm import Session
+from . import models, schemas
+
+def get_customer(db: Session, customer_id: int):
+    return db.query(models.Customer).filter(models.Customer.id == customer_id).first()
+
+def get_customer_by_email(db: Session, email: str):
+    return db.query(models.Customer).filter(models.Customer.customer_email == email).first()
+
+def get_customers(db: Session, skip: int = 0, limit: int = 100):
+    return db.query(models.Customer).offset(skip).limit(limit).all()
+
+def create_transaction(db: Session, transaction: schemas.TransactionBase, customer_id: int, status: int, auth_net_transaction_id: str = None):
+    db_transaction = models.Transaction(
+        preauthorize_amount=transaction.preauthorize_amount,
+        charge_amount=transaction.charge_amount,
+        transaction_type=transaction.transaction_type,
+        customer_id=customer_id,
+        status=status,
+        auth_net_transaction_id=auth_net_transaction_id,
+        service_id=transaction.service_id,        
+        delivery_id=transaction.delivery_id,      
+        card_id=transaction.card_id,              
+        payment_gateway=transaction.payment_gateway,
+        rejection_reason=transaction.rejection_reason  
+    )
+    db.add(db_transaction)
+    db.commit()
+    db.refresh(db_transaction)
+    return db_transaction
+
+def get_transaction_by_delivery_id(db: Session, delivery_id: int):
+    return db.query(models.Transaction).filter(
+        models.Transaction.delivery_id == delivery_id,
+        models.Transaction.transaction_type == 1,  # auth transactions
+        models.Transaction.status == 0  # approved
+    ).first()
+
+# --- THIS IS THE FIX ---
+# This function was missing, causing the AttributeError.
+# It finds a transaction using the unique Authorize.Net transaction ID.
+def get_transaction_by_auth_id(db: Session, auth_net_transaction_id: str):
+    return db.query(models.Transaction).filter(
+        models.Transaction.auth_net_transaction_id == auth_net_transaction_id
+    ).first()
+# --- END OF FIX ---
+
+def update_transaction_for_capture(db: Session, auth_net_transaction_id: str, charge_amount: float, status: int, rejection_reason: str = None):
+    transaction = db.query(models.Transaction).filter(models.Transaction.auth_net_transaction_id == auth_net_transaction_id).first()
+    if not transaction:
+        return None
+
+    transaction.charge_amount = charge_amount
+    transaction.transaction_type = 3  # capture
+    transaction.status = status
+    if rejection_reason:
+        transaction.rejection_reason = rejection_reason
+
+    db.commit()
+    db.refresh(transaction)
+    return transaction