/*
 * Copyright (C) 2022 Savoir-faire Linux Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation; either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public
 * License along with this program.  If not, see
 * <https://www.gnu.org/licenses/>.
 */
import { Router } from 'express';
import asyncHandler from 'express-async-handler';
import { HttpStatusCode, IConversationRequest } from 'jami-web-common';
import { Container } from 'typedi';

import { Jamid } from '../jamid/jamid.js';
import { authenticateToken } from '../middleware/auth.js';
import { ConversationService } from '../services/ConversationService.js';

const jamid = Container.get(Jamid);
const conversationService = Container.get(ConversationService);

export const conversationRequestRouter = Router();

conversationRequestRouter.use(authenticateToken);

conversationRequestRouter.get(
  '/',
  asyncHandler(async (_req, res) => {
    const accountId = res.locals.accountId;
    const jamidRequests = jamid.getConversationRequests(accountId);
    Promise.all(
      jamidRequests.map((jamidRequest) => conversationService.createConversationRequest(accountId, jamidRequest))
    )
      .then((apiRequests: IConversationRequest[]) => res.send(apiRequests))
      .catch((err) => res.status(HttpStatusCode.InternalServerError).send(err.message));
  })
);

conversationRequestRouter.post(
  '/:conversationId',
  asyncHandler(async (req, res) => {
    const accountId = res.locals.accountId;
    const conversationId = req.params.conversationId;
    await jamid.acceptConversationRequest(accountId, conversationId);
    const conversationSummary = await conversationService.createConversationSummary(accountId, conversationId);
    if (conversationSummary === undefined) {
      res.status(HttpStatusCode.NotFound).send('No such conversation found');
      return;
    }
    res.send(conversationSummary);
  })
);

conversationRequestRouter.delete(
  '/:conversationId',
  asyncHandler(async (req, res) => {
    jamid.declineConversationRequest(res.locals.accountId, req.params.conversationId);
    res.sendStatus(HttpStatusCode.NoContent);
  })
);

conversationRequestRouter.post('/:conversationId/block', (req, res) => {
  const accountId = res.locals.accountId;
  const conversationId = req.params.conversationId;
  const conversationRequests = jamid.getConversationRequests(accountId);
  const conversationRequest = conversationRequests.filter((request) => request.id === conversationId)[0];
  if (!conversationRequest) {
    res.status(HttpStatusCode.NotFound).send('No such conversation request found');
  }
  jamid.blockContact(accountId, conversationRequest.from);
  res.sendStatus(HttpStatusCode.NoContent);
});