/*
Copyright 2023 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 {
  AudioPresets,
  DefaultReconnectPolicy,
  RoomOptions,
  ScreenSharePresets,
  TrackPublishDefaults,
  VideoPreset,
  VideoPresets,
} from "livekit-client";

const defaultLiveKitPublishOptions: TrackPublishDefaults = {
  audioPreset: AudioPresets.music,
  dtx: true,
  // disable red because the livekit server strips out red packets for clients
  // that don't support it (firefox) but of course that doesn't work with e2ee.
  red: false,
  forceStereo: false,
  simulcast: true,
  videoSimulcastLayers: [VideoPresets.h180, VideoPresets.h360] as VideoPreset[],
  screenShareEncoding: ScreenSharePresets.h1080fps30.encoding,
  stopMicTrackOnMute: false,
  videoCodec: "vp8",
  videoEncoding: VideoPresets.h720.encoding,
  backupCodec: { codec: "vp8", encoding: VideoPresets.h720.encoding },
} as const;

export const defaultLiveKitOptions: RoomOptions = {
  // automatically manage subscribed video quality
  adaptiveStream: true,

  // optimize publishing bandwidth and CPU for published tracks
  dynacast: true,

  // capture settings
  videoCaptureDefaults: {
    resolution: VideoPresets.h720.resolution,
  },

  // publish settings
  publishDefaults: defaultLiveKitPublishOptions,

  // default LiveKit options that seem to be sane
  stopLocalTrackOnUnpublish: true,
  reconnectPolicy: new DefaultReconnectPolicy(),
  disconnectOnPageLeave: true,
  webAudioMix: false,
};