mirror of
https://github.com/hensm/fx_cast.git
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Reorganize shim files
This commit is contained in:
hensm
516
ext/src/shim/cast/media/Media.ts
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516
ext/src/shim/cast/media/Media.ts
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"use strict";
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import logger from "../../../lib/logger";
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import { v1 as uuid } from "uuid";
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import { BreakStatus
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, EditTracksInfoRequest
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, GetStatusRequest
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, LiveSeekableRange
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, MediaInfo
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, PauseRequest
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, PlayRequest
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, QueueData
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, QueueJumpRequest
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, QueueInsertItemsRequest
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, QueueItem
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, QueueSetPropertiesRequest
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, QueueRemoveItemsRequest
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, QueueReorderItemsRequest
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, QueueUpdateItemsRequest
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, SeekRequest
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, StopRequest
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, VideoInformation
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, VolumeRequest } from "./dataClasses";
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import { Volume, Error as _Error } from "../dataClasses";
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import { PlayerState
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, RepeatMode } from "./enums";
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import { ErrorCode } from "../enums";
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import { onMessage, sendMessageResponse } from "../../eventMessageChannel";
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import { Callbacks
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, ErrorCallback
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, SuccessCallback
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, UpdateListener } from "../../types";
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type MediaRequest =
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EditTracksInfoRequest
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| GetStatusRequest
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| PauseRequest
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| PlayRequest
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| QueueInsertItemsRequest
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| QueueJumpRequest
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| QueueRemoveItemsRequest
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| QueueReorderItemsRequest
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| QueueUpdateItemsRequest
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| SeekRequest
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| StopRequest
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| VolumeRequest;
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enum MediaMessageType {
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Play = "PLAY"
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, Load = "LOAD"
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, Pause = "PAUSE"
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, Seek = "SEEK"
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, Stop = "STOP"
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, MediaSetVolume = "MEDIA_SET_VOLUME"
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, MediaGetStatus = "MEDIA_GET_STATUS"
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, EditTracksInfo = "EDIT_TRACKS_INFO"
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, QueueLoad = "QUEUE_LOAD"
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, QueueInsert = "QUEUE_INSERT"
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, QueueUpdate = "QUEUE_UPDATE"
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, QueueRemove = "QUEUE_REMOVE"
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, QueueReorder = "QUEUE_REORDER"
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}
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export default class Media {
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#id = uuid();
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#isActive = true;
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#updateListeners = new Set<UpdateListener>();
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#sendMediaMessageCallbacks = new Map<string, Callbacks>();
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#lastCurrentTime?: number;
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#listener = onMessage(message => {
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if ((message as any).data._id !== this.#id) {
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return;
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}
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switch (message.subject) {
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case "shim:media/update": {
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const status = message.data;
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this.currentTime = status.currentTime;
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this.#lastCurrentTime = status._lastCurrentTime;
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this.customData = status.customData;
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this.playbackRate = status.playbackRate;
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this.playerState = status.playerState;
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this.repeatMode = status.repeatMode;
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if (status._volumeLevel && status._volumeMuted) {
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this.volume = new Volume(
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status._volumeLevel
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, status._volumeMuted);
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}
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if (status.media) {
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this.media = status.media;
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}
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if (status.mediaSessionId) {
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this.mediaSessionId = status.mediaSessionId;
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}
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// Call update listeners
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for (const listener of this.#updateListeners) {
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listener(true);
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}
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break;
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}
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case "shim:media/sendMediaMessageResponse": {
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const { messageId, error } = message.data;
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const [ successCallback, errorCallback ] =
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this.#sendMediaMessageCallbacks
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.get(messageId) ?? [];
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if (error && errorCallback) {
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errorCallback(new _Error(ErrorCode.SESSION_ERROR));
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} else if (successCallback) {
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successCallback();
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}
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break;
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}
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}
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});
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public activeTrackIds: (number[] | null) = null;
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public breakStatus?: BreakStatus;
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public currentItemId: (number | null) = null;
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public customData: any = null;
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public currentTime = 0;
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public idleReason: (string | null) = null;
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public items: (QueueItem[] | null) = null;
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public liveSeekableRange?: LiveSeekableRange;
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public loadingItemId: (number | null) = null;
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public media: (MediaInfo | null) = null;
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public playbackRate = 1;
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public playerState: string = PlayerState.IDLE;
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public preloadedItemId: (number | null) = null;
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public queueData?: QueueData;
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public repeatMode: string = RepeatMode.OFF;
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public supportedMediaCommands: string[] = [];
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public videoInfo?: VideoInformation;
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public volume: Volume = new Volume();
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constructor(
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public sessionId: string
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, public mediaSessionId: number
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, _internalSessionId: string) {
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sendMessageResponse({
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subject: "bridge:media/initialize"
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, data: {
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sessionId
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, mediaSessionId
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, _internalSessionId
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, _id: this.#id
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}
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});
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}
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public addUpdateListener(listener: UpdateListener): void {
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this.#updateListeners.add(listener);
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}
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public editTracksInfo(
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editTracksInfoRequest: EditTracksInfoRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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this._sendMediaMessage(
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MediaMessageType.EditTracksInfo
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, editTracksInfoRequest
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, successCallback, errorCallback);
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}
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public getEstimatedBreakClipTime() {
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logger.info("STUB :: Media#getEstimatedBreakClipTime");
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}
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public getEstimatedBreakTime() {
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logger.info("STUB :: Media#getEstimatedBreakTime");
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}
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public getEstimatedLiveSeekableRange() {
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logger.info("STUB :: Media#getEstimatedLiveSeekableRange");
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}
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public getEstimatedTime(): number {
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if (this.currentTime === undefined
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|| this.#lastCurrentTime === undefined) {
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return 0;
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}
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return this.currentTime + ((Date.now() / 1000) - this.#lastCurrentTime);
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}
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public getStatus(
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getStatusRequest?: GetStatusRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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if (!getStatusRequest) {
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getStatusRequest = new GetStatusRequest();
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}
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this._sendMediaMessage(
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MediaMessageType.MediaGetStatus
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, getStatusRequest
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, successCallback, errorCallback);
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}
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public pause(
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pauseRequest?: PauseRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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if (!pauseRequest) {
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pauseRequest = new PauseRequest();
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}
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this._sendMediaMessage(
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MediaMessageType.Pause
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, pauseRequest
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, successCallback, errorCallback);
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}
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public play(
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playRequest?: PlayRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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if (!playRequest) {
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playRequest = new PlayRequest();
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}
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this._sendMediaMessage(
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MediaMessageType.Play
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, playRequest
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, successCallback, errorCallback);
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}
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public queueAppendItem(
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item: QueueItem
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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this._sendMediaMessage(
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MediaMessageType.QueueInsert
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, new QueueInsertItemsRequest([ item ])
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, successCallback, errorCallback);
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}
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public queueInsertItems(
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queueInsertItemsRequest: QueueInsertItemsRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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this._sendMediaMessage(
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MediaMessageType.QueueInsert
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, queueInsertItemsRequest
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, successCallback, errorCallback);
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}
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public queueJumpToItem(
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itemId: number
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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if (this.items?.find(item => item.itemId === itemId)) {
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const jumpRequest = new QueueJumpRequest();
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jumpRequest.currentItemId = itemId;
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this._sendMediaMessage(
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MediaMessageType.QueueUpdate
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, jumpRequest
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, successCallback, errorCallback);
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}
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}
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public queueMoveItemToNewIndex(
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itemId: number
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, newIndex: number
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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if (!this.items) {
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return;
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}
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const itemIndex = this.items.findIndex(item => item.itemId === itemId);
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if (itemIndex !== -1) {
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// New index must not be negative
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if (newIndex < 0) {
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if (errorCallback) {
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errorCallback(new _Error(ErrorCode.INVALID_PARAMETER));
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}
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} else if (newIndex == itemIndex) {
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if (successCallback) { successCallback(); }
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}
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} else {
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if (newIndex > itemIndex) {
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newIndex++;
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}
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const reorderItemsRequest =
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new QueueReorderItemsRequest([ itemId ]);
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if (newIndex < this.items.length) {
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const existingItem = this.items[newIndex];
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reorderItemsRequest.insertBefore = existingItem.itemId;
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}
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this._sendMediaMessage(
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MediaMessageType.QueueReorder
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, reorderItemsRequest
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, successCallback, errorCallback);
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}
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}
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public queueNext(
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successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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const jumpRequest = new QueueJumpRequest();
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jumpRequest.jump = 1;
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this._sendMediaMessage(
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MediaMessageType.QueueUpdate
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, jumpRequest
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, successCallback, errorCallback);
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}
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public queuePrev(
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successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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const jumpRequest = new QueueJumpRequest();
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jumpRequest.jump = -1;
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this._sendMediaMessage(
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MediaMessageType.QueueUpdate
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, jumpRequest
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, successCallback, errorCallback);
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}
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public queueRemoveItem(
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itemId: number
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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const item = this.items?.find(item => item.itemId === itemId);
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if (item) {
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const removeItemsRequest = new QueueRemoveItemsRequest([ itemId ]);
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this._sendMediaMessage(
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MediaMessageType.QueueRemove
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, removeItemsRequest
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, successCallback, errorCallback);
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}
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}
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public queueRemoveItems(
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queueRemoveItemsRequest: QueueRemoveItemsRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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this._sendMediaMessage(
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MediaMessageType.QueueRemove
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, queueRemoveItemsRequest
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, successCallback, errorCallback);
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}
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public queueReorderItems(
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queueReorderItemsRequest: QueueReorderItemsRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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this._sendMediaMessage(
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MediaMessageType.QueueReorder
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, queueReorderItemsRequest
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, successCallback, errorCallback);
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}
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public queueSetRepeatMode(
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repeatMode: string
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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const setPropertiesRequest = new QueueSetPropertiesRequest();
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setPropertiesRequest.repeatMode = repeatMode;
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this._sendMediaMessage(
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MediaMessageType.QueueUpdate
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, setPropertiesRequest
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, successCallback, errorCallback);
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}
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public queueUpdateItems(
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queueUpdateItemsRequest: QueueUpdateItemsRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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this._sendMediaMessage(
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MediaMessageType.QueueUpdate
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, queueUpdateItemsRequest
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, successCallback, errorCallback);
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}
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public removeUpdateListener(listener: UpdateListener) {
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this.#updateListeners.delete(listener);
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}
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public seek(
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seekRequest: SeekRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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this._sendMediaMessage(
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MediaMessageType.Seek
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, seekRequest
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, successCallback, errorCallback);
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}
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public setVolume(
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volumeRequest: VolumeRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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this._sendMediaMessage(
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MediaMessageType.MediaSetVolume
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, volumeRequest
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, successCallback, errorCallback);
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}
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public stop(
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stopRequest?: StopRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback): void {
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if (!stopRequest) {
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stopRequest = new StopRequest();
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}
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this._sendMediaMessage(
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MediaMessageType.Stop
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, stopRequest
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, () => {
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this.#isActive = false;
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this.#listener.disconnect();
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if (successCallback) {
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successCallback();
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}
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}
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, errorCallback);
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}
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public supportsCommand(command: string): boolean {
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return this.supportedMediaCommands.includes(command);
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}
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public _sendMediaMessage(
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messageType: string
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, message: MediaRequest
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, successCallback?: SuccessCallback
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, errorCallback?: ErrorCallback) {
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// TODO: Handle this and other errors better
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if (!this.#isActive) {
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if (errorCallback) {
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errorCallback(new _Error(ErrorCode.SESSION_ERROR
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, "INVALID_MEDIA_SESSION_ID"
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, {
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type: "INVALID_REQUEST"
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, reason: "INVALID_MEDIA_SESSION_ID"
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}));
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}
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return;
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}
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// TODO: Fix this
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(message as any).type = messageType;
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(message as any).mediaSessionId = this.mediaSessionId;
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(message as any).requestId = 0;
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(message as any).sessionId = this.sessionId;
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(message as any).customData = null;
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const messageId = uuid();
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this.#sendMediaMessageCallbacks.set(messageId, [
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successCallback
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, errorCallback
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]);
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sendMessageResponse({
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subject: "bridge:media/sendMediaMessage"
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, data: {
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message
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, messageId
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, _id: this.#id
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}
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});
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}
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}
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Block a user