import { check } from 'meteor/check';
import Logger from '/imports/startup/server/logger';
import VoiceUsers from '/imports/api/voice-users';
import Users from '/imports/api/users';
import flat from 'flat';

export default function addVoiceUser(meetingId, voiceUser) {
  check(meetingId, String);
  check(voiceUser, {
    voiceUserId: String,
    intId: String,
    callerName: String,
    callerNum: String,
    muted: Boolean,
    talking: Boolean,
    callingWith: String,
    listenOnly: Boolean,
    voiceConf: String,
    joined: Boolean, // This is a HTML5 only param.
  });

  const { intId } = voiceUser;

  const selector = {
    meetingId,
    intId,
  };

  const modifier = {
    $set: Object.assign(
      { meetingId },
      flat(voiceUser),
    ),
  };

  const user = Users.findOne({ meetingId, userId: intId }, {
    fields: {
      color: 1,
    },
  });

  if (user) modifier.$set.color = user.color;

  const cb = (err) => {
    if (err) {
      return Logger.error(`Add voice user=${intId}: ${err}`);
    }

    return Logger.info(`Add voice user=${intId} meeting=${meetingId}`);
  };

  return VoiceUsers.upsert(selector, modifier, cb);
}