# -*- coding: utf-8 -*-
# Copyright 2019 New Vector Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

import logging

from twisted.internet import defer

from synapse.http.servlet import parse_json_object_from_request
from synapse.replication.http._base import ReplicationEndpoint

logger = logging.getLogger(__name__)


class CheckDeviceRegisteredServlet(ReplicationEndpoint):
    """
    Check a device is registered.

    """

    NAME = "device_check_registered"
    PATH_ARGS = ("user_id")

    def __init__(self, hs):
        super(CheckDeviceRegisteredServlet, self).__init__(hs)
        self.device_handler = hs.get_device_handler()

    @staticmethod
    def _serialize_payload(user_id, device_id, initial_display_name):
        """
        """
        return {
            "device_id": device_id,
            "initial_display_name": initial_display_name,
        }

    @defer.inlineCallbacks
    def _handle_request(self, request, user_id):
        content = parse_json_object_from_request(request)

        device_id = content["device_id"]
        initial_display_name = content["initial_display_name"]

        try:
            device_id = yield self.device_handler.check_device_registered(user_id, device_id)
        except Exception as e:
            defer.returnValue((400, str(e)))

        defer.returnValue((200, {"device_id": device_id}))


def register_servlets(hs, http_server):
    CheckDeviceRegisteredServlet(hs).register(http_server)