# app/modules/hosting/exceptions.py
"""
Hosting module exceptions.
"""

from app.exceptions.base import (
    BusinessLogicException,
    ResourceNotFoundException,
)


class HostedSiteNotFoundException(ResourceNotFoundException):  # noqa: MOD025
    """Raised when a hosted site is not found."""

    def __init__(self, identifier: str):
        super().__init__(
            resource_type="HostedSite",
            identifier=identifier,
        )


class ClientServiceNotFoundException(ResourceNotFoundException):  # noqa: MOD025
    """Raised when a client service is not found."""

    def __init__(self, identifier: str):
        super().__init__(
            resource_type="ClientService",
            identifier=identifier,
        )


class DuplicateSlugException(BusinessLogicException):  # noqa: MOD025
    """Raised when trying to create a site with a slug that already exists."""

    def __init__(self, slug: str):
        super().__init__(
            message=f"A hosted site with slug '{slug}' already exists",
            error_code="DUPLICATE_SLUG",
        )


class InvalidStatusTransitionException(BusinessLogicException):  # noqa: MOD025
    """Raised when attempting an invalid status transition."""

    def __init__(self, current_status: str, target_status: str):
        super().__init__(
            message=f"Cannot transition from '{current_status}' to '{target_status}'",
            error_code="INVALID_STATUS_TRANSITION",
        )


__all__ = [
    "HostedSiteNotFoundException",
    "ClientServiceNotFoundException",
    "DuplicateSlugException",
    "InvalidStatusTransitionException",
]