"""
/device endpoints.
"""

from fastapi import APIRouter, Depends, HTTPException, status

from ..db import Device, DeviceCreate, DeviceRead, User
from ._common import Responses, get_device_by_id_if_editable, get_user_by_name

router = APIRouter(prefix="/device", tags=["device"])


@router.post(
    "",
    responses={
        status.HTTP_200_OK: Responses.OK,
        status.HTTP_400_BAD_REQUEST: Responses.NOT_INSTALLED,
        status.HTTP_401_UNAUTHORIZED: Responses.NEEDS_USER,
        status.HTTP_403_FORBIDDEN: Responses.NEEDS_REQUESTED_USER,
        status.HTTP_404_NOT_FOUND: Responses.ENTRY_DOESNT_EXIST,
        status.HTTP_409_CONFLICT: Responses.ENTRY_EXISTS,
    },
    response_model=DeviceRead,
)
async def add_device(
    device: DeviceCreate,
    user: User = Depends(get_user_by_name),
) -> Device:
    """
    POST ./: Create a new device in the database.
    """

    # create the new device
    new_device = Device.create(
        owner=user,
        device=device,
    )

    # fail if creation was unsuccessful
    if new_device is None:
        raise HTTPException(status_code=status.HTTP_409_CONFLICT)

    # return the created device on success
    return new_device


@router.delete(
    "/{device_id}",
    responses={
        status.HTTP_200_OK: Responses.OK,
        status.HTTP_400_BAD_REQUEST: Responses.NOT_INSTALLED,
        status.HTTP_401_UNAUTHORIZED: Responses.NEEDS_USER,
        status.HTTP_403_FORBIDDEN: Responses.NEEDS_ADMIN,
        status.HTTP_404_NOT_FOUND: Responses.ENTRY_DOESNT_EXIST,
    },
    response_model=User,
)
async def remove_device(
    device: Device = Depends(get_device_by_id_if_editable),
):
    """
    DELETE ./{device_id}: Remove a device from the database.
    """

    # delete device
    device.delete()