from fastapi import HTTPException, status

class PietanzaNotFoundError(HTTPException):
    def __init__(self, pietanza_id: int):
        super().__init__(
            status_code=status.HTTP_404_NOT_FOUND,
            detail=f"Pietanza con id {pietanza_id} non trovata"
        )

class ValidationError(HTTPException):
    def __init__(self, detail: str):
        super().__init__(
            status_code=status.HTTP_422_UNPROCESSABLE_ENTITY,
            detail=detail
        )

class DatabaseError(HTTPException):
    def __init__(self, detail: str = "Operazione database fallita"):
        super().__init__(
            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
            detail=detail
        )