from flask import Response
from flask import blueprints
from flask import request
from flask_api import status

from .command_execution import enqueue_command
from .commands import CommandId
from .commands import get_command_id_from_name
from .commands import get_request_class

bp = blueprints.Blueprint("command", __name__)


@bp.route("/command", methods=["POST", "GET"])
def command():
    arguments = dict(request.args)

    cmd = arguments.pop("cmd")
    try:
        command_id = CommandId(int(cmd))
    except ValueError:
        command_id = get_command_id_from_name(cmd)

    try:
        command = get_request_class(command_id=command_id)(**arguments)
    except Exception:
        return Response(status=status.HTTP_400_BAD_REQUEST)

    enqueue_command(command)

    return Response(status=status.HTTP_200_OK)