from zeep import exceptions

from sincpro_siat_soap.exceptions import (
    SincproAuthError,
    SincproExternalServiceError,
    SincproServiceUnavailableError,
)
from sincpro_siat_soap.logger import logger

_AUTH_FAULT_KEYWORDS = ("api key", "apikey", "no valido", "token", "unauthorized", "401")


def siat_global_error_handler(error: Exception) -> None:
    """Map zeep errors to Sincpro SDK exceptions so callers get a consistent exception type."""
    if isinstance(error, exceptions.Fault):
        message = error.message or ""
        if any(kw in message.lower() for kw in _AUTH_FAULT_KEYWORDS):
            logger.error(f"SIAT authentication error: {message}", alert=True)
            raise SincproAuthError(f"SIAT authentication error: {message}") from error
        raise SincproExternalServiceError(f"SIAT SOAP Fault: {message}") from error

    if isinstance(error, exceptions.TransportError):
        raise SincproServiceUnavailableError(
            f"SIAT service unreachable (HTTP {error.status_code})"
        ) from error

    raise error