class SLException(Exception): def __str__(self): super_str = super().__str__() return f"{type(self).__name__} {super_str}" def error_for_user(self) -> str: """By default send the exception errror to the user. Should be overloaded by the child exceptions""" return str(self) class AliasInTrashError(SLException): """raised when alias is deleted before""" pass class DirectoryInTrashError(SLException): """raised when a directory is deleted before""" pass class SubdomainInTrashError(SLException): """raised when a subdomain is deleted before""" pass class CannotCreateContactForReverseAlias(SLException): """raised when a contact is created that has website_email=reverse_alias of another contact""" def error_for_user(self) -> str: return "You can't create contact for a reverse alias" class NonReverseAliasInReplyPhase(SLException): """raised when a non reverse-alias is used during a reply phase""" pass class VERPTransactional(SLException): """raised an email sent to a transactional VERP can't be handled""" pass class VERPForward(SLException): """raised an email sent to a forward VERP can't be handled""" pass class VERPReply(SLException): """raised an email sent to a reply VERP can't be handled""" pass class MailSentFromReverseAlias(SLException): """raised when receiving an email sent from a reverse alias""" pass class ProtonPartnerNotSetUp(SLException): pass class ErrContactErrorUpgradeNeeded(SLException): """raised when user cannot create a contact because the plan doesn't allow it""" def error_for_user(self) -> str: return f"Please upgrade to premium to create reverse-alias" class ErrAddressInvalid(SLException): """raised when an address is invalid""" def __init__(self, address: str): self.address = address def error_for_user(self) -> str: return f"{self.address} is not a valid email address" class ErrContactAlreadyExists(SLException): """raised when a contact already exists""" # TODO: type-hint this as a contact when models are almost dataclasses and don't import errors def __init__(self, contact): self.contact = contact def error_for_user(self) -> str: return f"{self.contact.website_email} is already added"