from collections.abc import Callable
from typing import TypeVar

from fastapi import HTTPException, status

T = TypeVar("T")

ERROR_CODES = {
    "DemNotConfiguredError": "DEM_NOT_CONFIGURED",
    "LandcoverNotConfiguredError": "LANDCOVER_NOT_CONFIGURED",
    "RasterNotConfiguredError": "RASTER_NOT_CONFIGURED",
}


def as_501(call: Callable[[], T]) -> T:
    try:
        return call()
    except NotImplementedError as exc:
        raise HTTPException(
            status_code=status.HTTP_501_NOT_IMPLEMENTED,
            detail={
                "code": ERROR_CODES.get(type(exc).__name__, "NOT_IMPLEMENTED"),
                "detail": str(exc),
            },
        ) from exc