Add subcription feature 3

shared/exceptions/payment_exceptions.py

@@ -0,0 +1,70 @@
+"""
+Payment-related exceptions for the atomic payment architecture
+"""
+
+class PaymentException(Exception):
+    """Base class for payment-related exceptions"""
+    pass
+
+class PaymentVerificationRequired(PaymentException):
+    """Exception raised when payment verification is required before proceeding"""
+    def __init__(self, message: str = "Payment verification required", setup_intent_id: str = None, client_secret: str = None):
+        self.message = message
+        self.setup_intent_id = setup_intent_id
+        self.client_secret = client_secret
+        super().__init__(message)
+
+class ThreeDSAuthenticationRequired(PaymentException):
+    """Exception raised when 3DS authentication is required"""
+    def __init__(self, setup_intent_id: str, client_secret: str, action_type: str, **kwargs):
+        self.setup_intent_id = setup_intent_id
+        self.client_secret = client_secret
+        self.action_type = action_type
+        self.extra_data = kwargs
+        message = f"3DS authentication required (action: {action_type})"
+        super().__init__(message)
+
+class PaymentMethodInvalid(PaymentException):
+    """Exception raised when payment method is invalid"""
+    def __init__(self, message: str = "Payment method is invalid"):
+        super().__init__(message)
+
+class PaymentFailed(PaymentException):
+    """Exception raised when payment fails"""
+    def __init__(self, message: str = "Payment failed"):
+        super().__init__(message)
+
+class SubscriptionCreationFailed(PaymentException):
+    """Exception raised when subscription creation fails"""
+    def __init__(self, message: str = "Subscription creation failed"):
+        super().__init__(message)
+
+class PaymentProviderError(PaymentException):
+    """Exception raised when there's an error with the payment provider"""
+    def __init__(self, message: str = "Payment provider error"):
+        super().__init__(message)
+
+
+class PaymentVerificationError(PaymentException):
+    """Exception raised when payment verification fails"""
+    def __init__(self, message: str = "Payment verification failed"):
+        super().__init__(message)
+
+
+class SetupIntentError(PaymentException):
+    """Exception raised when SetupIntent operations fail"""
+    def __init__(self, message: str = "SetupIntent operation failed"):
+        super().__init__(message)
+
+class SubscriptionUpdateFailed(PaymentException):
+    """Exception raised when subscription update fails"""
+    def __init__(self, message: str = "Subscription update failed"):
+        super().__init__(message)
+
+
+
+
+class PaymentServiceError(PaymentException):
+    """General payment service error"""
+    def __init__(self, message: str = "Payment service error"):
+        super().__init__(message)