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Electron: Initial support for most of protocol v3

This commit is contained in:
Michael Hollister 2025-06-03 14:29:25 -05:00
parent a83f92d874
commit 72d5c10918
13 changed files with 764 additions and 216 deletions

View file

@ -58,16 +58,20 @@ export class ConnectionMonitor {
setInterval(() => {
if (ConnectionMonitor.backendConnections.size > 0) {
for (const sessionId of ConnectionMonitor.backendConnections.keys()) {
const listener = ConnectionMonitor.backendConnections.get(sessionId);
if (listener.getSessionProtocolVersion(sessionId) >= 2) {
if (ConnectionMonitor.heartbeatRetries.get(sessionId) > 3) {
ConnectionMonitor.logger.warn(`Could not ping device with connection id ${sessionId}. Disconnecting...`);
ConnectionMonitor.backendConnections.get(sessionId).disconnect(sessionId);
listener.disconnect(sessionId);
}
ConnectionMonitor.logger.debug(`Pinging session ${sessionId} with ${ConnectionMonitor.heartbeatRetries.get(sessionId)} retries left`);
ConnectionMonitor.backendConnections.get(sessionId).send(Opcode.Ping, null, sessionId);
listener.send(Opcode.Ping, null, sessionId);
ConnectionMonitor.heartbeatRetries.set(sessionId, ConnectionMonitor.heartbeatRetries.get(sessionId) + 1);
}
}
}
}, ConnectionMonitor.connectionPingTimeout);
ConnectionMonitor.initialized = true;

View file

@ -1,7 +1,8 @@
import * as net from 'net';
import { EventEmitter } from 'events';
import { Opcode, PlaybackErrorMessage, PlaybackUpdateMessage, PlayMessage, SeekMessage, SetSpeedMessage, SetVolumeMessage, VersionMessage, VolumeUpdateMessage } from 'common/Packets';
import { Opcode, PlayMessage, SeekMessage, SetSpeedMessage, SetVolumeMessage, VersionMessage, InitialSenderMessage, SetPlaylistItemMessage, SubscribeEventMessage, UnsubscribeEventMessage, PROTOCOL_VERSION, InitialReceiverMessage } from 'common/Packets';
import { Logger, LoggerType } from 'common/Logger';
import { getComputerName, getAppName, getAppVersion, getPlayMessage } from 'src/Main';
import { WebSocket } from 'modules/ws';
import { v4 as uuidv4 } from 'modules/uuid';
const logger = new Logger('FCastSession', LoggerType.BACKEND);
@ -18,6 +19,7 @@ const MAXIMUM_PACKET_LENGTH = 32000;
export class FCastSession {
public sessionId: string;
public protocolVersion: number;
buffer: Buffer = Buffer.alloc(MAXIMUM_PACKET_LENGTH);
bytesRead = 0;
packetLength = 0;
@ -26,14 +28,25 @@ export class FCastSession {
state: SessionState;
emitter = new EventEmitter();
private sentInitialMessage: boolean;
constructor(socket: net.Socket | WebSocket, writer: (data: Buffer) => void) {
this.sessionId = uuidv4();
// Not all senders send a version message to the receiver on connection. Choosing version 2
// as the base version since most/all current senders support this version.
this.protocolVersion = 2;
this.sentInitialMessage = false;
this.socket = socket;
this.writer = writer;
this.state = SessionState.WaitingForLength;
}
send(opcode: number, message = null) {
if (!this.isSupportedOpcode(opcode)) {
return;
}
message = this.stripUnsupportedFields(opcode, message);
const json = message ? JSON.stringify(message) : null;
logger.info(`send: (session: ${this.sessionId}, opcode: ${opcode}, body: ${json})`);
@ -189,9 +202,23 @@ export class FCastSession {
case Opcode.SetSpeed:
this.emitter.emit("setspeed", JSON.parse(body) as SetSpeedMessage);
break;
case Opcode.Version:
this.emitter.emit("version", JSON.parse(body) as VersionMessage);
case Opcode.Version: {
const versionMessage = JSON.parse(body) as VersionMessage;
this.protocolVersion = (versionMessage.version > 0 && versionMessage.version <= PROTOCOL_VERSION) ? versionMessage.version : this.protocolVersion;
if (!this.sentInitialMessage && this.protocolVersion >= 3) {
this.send(Opcode.Initial, new InitialReceiverMessage(
getComputerName(),
getAppName(),
getAppVersion(),
getPlayMessage(),
));
this.sentInitialMessage = true;
}
this.emitter.emit("version", versionMessage);
break;
}
case Opcode.Ping:
this.send(Opcode.Pong);
this.emitter.emit("ping");
@ -199,6 +226,18 @@ export class FCastSession {
case Opcode.Pong:
this.emitter.emit("pong");
break;
case Opcode.Initial:
this.emitter.emit("initial", JSON.parse(body) as InitialSenderMessage);
break;
case Opcode.SetPlaylistItem:
this.emitter.emit("setplaylistitem", JSON.parse(body) as SetPlaylistItemMessage);
break;
case Opcode.SubscribeEvent:
this.emitter.emit("subscribeevent", JSON.parse(body) as SubscribeEventMessage);
break;
case Opcode.UnsubscribeEvent:
this.emitter.emit("unsubscribeevent", JSON.parse(body) as UnsubscribeEventMessage);
break;
}
} catch (e) {
logger.warn(`Error handling packet from.`, e);
@ -222,5 +261,72 @@ export class FCastSession {
this.emitter.on("version", (body: VersionMessage) => { emitter.emit("version", body) });
this.emitter.on("ping", () => { emitter.emit("ping", { sessionId: this.sessionId }) });
this.emitter.on("pong", () => { emitter.emit("pong", { sessionId: this.sessionId }) });
this.emitter.on("initial", (body: InitialSenderMessage) => { emitter.emit("initial", body) });
this.emitter.on("setplaylistitem", (body: SetPlaylistItemMessage) => { emitter.emit("setplaylistitem", body) });
this.emitter.on("subscribeevent", (body: SubscribeEventMessage) => { emitter.emit("subscribeevent", { sessionId: this.sessionId, body: body }) });
this.emitter.on("unsubscribeevent", (body: UnsubscribeEventMessage) => { emitter.emit("unsubscribeevent", { sessionId: this.sessionId, body: body }) });
}
private isSupportedOpcode(opcode: number) {
switch (this.protocolVersion) {
case 1:
return opcode <= 8;
case 2:
return opcode <= 13;
case 3:
return opcode <= 19;
default:
return false;
}
}
private stripUnsupportedFields(opcode: number, message: any = null): any {
switch (this.protocolVersion) {
case 1: {
switch (opcode) {
case Opcode.Play:
delete message.speed;
delete message.headers;
break;
case Opcode.PlaybackUpdate:
delete message.generationTime;
delete message.duration;
delete message.speed;
break;
case Opcode.VolumeUpdate:
delete message.generationTime;
break;
default:
break;
}
// fallthrough
}
case 2: {
switch (opcode) {
case Opcode.Play:
delete message.volume;
delete message.metadata;
break;
case Opcode.PlaybackUpdate:
delete message.itemIndex;
break;
default:
break;
}
// fallthrough
}
case 3:
break;
default:
break;
}
return message;
}
}

View file

@ -0,0 +1,146 @@
import { FCastSession } from 'common/FCastSession';
import { Opcode, EventSubscribeObject, EventType, KeyEvent, KeyDownEvent, KeyUpEvent } from 'common/Packets';
import { Logger, LoggerType } from 'common/Logger';
import { EventEmitter } from 'events';
import { errorHandler } from 'src/Main';
const logger = new Logger('ListenerService', LoggerType.BACKEND);
export abstract class ListenerService {
public readonly PORT: number;
public emitter: EventEmitter = new EventEmitter();
protected sessionMap: Map<string, FCastSession> = new Map();
private eventSubscribers: Map<string, EventSubscribeObject[]> = new Map();
public abstract start(): void;
public abstract stop(): void;
public send(opcode: number, message = null, sessionId = null) {
// logger.info(`Sending message ${JSON.stringify(message)}`);
if (sessionId) {
if (opcode === Opcode.Event.valueOf() && !this.isSubscribedToEvent(sessionId, message.event)) {
return;
}
try {
this.sessionMap.get(sessionId)?.send(opcode, message);
} catch (e) {
logger.warn("Failed to send error.", e);
this.sessionMap.get(sessionId)?.close();
}
}
else {
for (const session of this.sessionMap.values()) {
if (opcode === Opcode.Event.valueOf() && !this.isSubscribedToEvent(session.sessionId, message.event)) {
continue;
}
try {
session.send(opcode, message);
} catch (e) {
logger.warn("Failed to send error.", e);
session.close();
}
}
}
}
public subscribeEvent(sessionId: string, event: EventSubscribeObject): any {
if (!this.eventSubscribers.has(sessionId)) {
this.eventSubscribers.set(sessionId, []);
}
let sessionSubscriptions = this.eventSubscribers.get(sessionId);
sessionSubscriptions.push(event);
this.eventSubscribers.set(sessionId, sessionSubscriptions);
if (event.type === EventType.KeyDown.valueOf() || event.type === EventType.KeyUp.valueOf()) {
return this.getAllSubscribedKeys();
}
}
public unsubscribeEvent(sessionId: string, event: EventSubscribeObject): any {
if (this.eventSubscribers.has(sessionId)) {
let sessionSubscriptions = this.eventSubscribers.get(sessionId);
const index = sessionSubscriptions.findIndex((obj) => ListenerService.deepEqual(obj, event));
if (index != -1) {
sessionSubscriptions.splice(index, 1);
}
this.eventSubscribers.set(sessionId, sessionSubscriptions);
}
if (event.type === EventType.KeyDown.valueOf() || event.type === EventType.KeyUp.valueOf()) {
return this.getAllSubscribedKeys();
}
}
public getSessions(): string[] {
return [...this.sessionMap.keys()];
}
public getSessionProtocolVersion(sessionId: string) {
return this.sessionMap.get(sessionId).protocolVersion;
}
private isSubscribedToEvent(sessionId: string, event: EventSubscribeObject) {
let isSubscribed = false;
if (this.eventSubscribers.has(sessionId)) {
for (const e of this.eventSubscribers.get(sessionId).values()) {
if (e.type === event.type) {
if (e.type === EventType.KeyDown.valueOf() || e.type === EventType.KeyUp.valueOf()) {
const subscribeEvent = e.type === EventType.KeyDown.valueOf() ? e as KeyDownEvent : e as KeyUpEvent;
const keyEvent = event as KeyEvent;
if (!subscribeEvent.keys.includes(keyEvent.key)) {
continue;
}
}
isSubscribed = true;
break;
}
}
}
return isSubscribed;
}
private getAllSubscribedKeys(): { keyDown: Set<string>, keyUp: Set<string> } {
let keyDown = new Set<string>();
let keyUp = new Set<string>();
for (const session of this.eventSubscribers.values()) {
for (const event of session) {
switch (event.type) {
case EventType.KeyDown:
keyDown = new Set([...keyDown, ...(event as KeyDownEvent).keys]);
break;
case EventType.KeyUp:
keyUp = new Set([...keyUp, ...(event as KeyUpEvent).keys]);
break;
default:
break;
}
}
}
return { keyDown: keyDown, keyUp: keyUp };
}
protected async handleServerError(err: NodeJS.ErrnoException) {
errorHandler(err);
}
private static deepEqual(x, y) {
const ok = Object.keys, tx = typeof x, ty = typeof y;
return x && y && tx === 'object' && tx === ty ? (
ok(x).length === ok(y).length &&
ok(x).every(key => this.deepEqual(x[key], y[key]))
) : (x === y);
}
}

View file

@ -1,3 +1,6 @@
// Protocol Documentation: https://gitlab.futo.org/videostreaming/fcast/-/wikis/Protocol-version-3
export const PROTOCOL_VERSION = 3;
export enum Opcode {
None = 0,
Play = 1,
@ -12,33 +15,101 @@ export enum Opcode {
SetSpeed = 10,
Version = 11,
Ping = 12,
Pong = 13
Pong = 13,
Initial = 14,
PlayUpdate = 15,
SetPlaylistItem = 16,
SubscribeEvent = 17,
UnsubscribeEvent = 18,
Event = 19,
};
export enum PlaybackState {
Idle = 0,
Playing = 1,
Paused = 2,
}
export enum ContentType {
Playlist = 0,
}
export enum MetadataType {
Generic = 0,
}
export enum EventType {
MediaItemStart = 0,
MediaItemEnd = 1,
MediaItemChange = 2,
KeyDown = 3,
KeyUp = 4,
}
// Required supported keys for listener events defined below.
// Optionally supported key values list: https://developer.mozilla.org/en-US/docs/Web/API/UI_Events/Keyboard_event_key_values
export enum KeyNames {
Left = 'ArrowLeft',
Right = 'ArrowRight',
Up = 'ArrowUp',
Down = 'ArrowDown',
Ok = 'Enter',
}
export interface MetadataObject {
type: MetadataType;
}
export class GenericMediaMetadata implements MetadataObject {
readonly type = MetadataType.Generic;
constructor(
public title: string = null,
public thumbnailUrl: string = null,
public custom: any = null,
) {}
}
export class PlayMessage {
constructor(
public container: string,
public url: string = null,
public content: string = null,
public time: number = null,
public speed: number = null,
public headers: { [key: string]: string } = null
public container: string, // The MIME type (video/mp4)
public url: string = null, // The URL to load (optional)
public content: string = null, // The content to load (i.e. a DASH manifest, json content, optional)
public time: number = null, // The time to start playing in seconds
public volume: number = null, // The desired volume (0-1)
public speed: number = null, // The factor to multiply playback speed by (defaults to 1.0)
public headers: { [key: string]: string } = null, // HTTP request headers to add to the play request Map<string, string>
public metadata: MetadataObject = null,
) {}
}
export class SeekMessage {
constructor(
public time: number,
public time: number, // The time to seek to in seconds
) {}
}
export class PlaybackUpdateMessage {
constructor(
public generationTime: number,
public time: number,
public duration: number,
public state: number,
public speed: number
public generationTime: number, // The time the packet was generated (unix time milliseconds)
public state: number, // The playback state
public time: number = null, // The current time playing in seconds
public duration: number = null, // The duration in seconds
public speed: number = null, // The playback speed factor
public itemIndex: number = null, // The playlist item index currently being played on receiver
) {}
}
export class VolumeUpdateMessage {
constructor(
public generationTime: number, // The time the packet was generated (unix time milliseconds)
public volume: number, // The current volume (0-1)
) {}
}
export class SetVolumeMessage {
constructor(
public volume: number, // The desired volume (0-1)
) {}
}
@ -48,27 +119,154 @@ export class PlaybackErrorMessage {
) {}
}
export class VolumeUpdateMessage {
constructor(
public generationTime: number,
public volume: number
) {}
}
export class SetVolumeMessage {
constructor(
public volume: number,
) {}
}
export class SetSpeedMessage {
constructor(
public speed: number,
public speed: number, // The factor to multiply playback speed by
) {}
}
export class VersionMessage {
constructor(
public version: number,
public version: number, // Protocol version number (integer)
) {}
}
export interface ContentObject {
contentType: ContentType;
}
export class MediaItem {
constructor(
public container: string, // The MIME type (video/mp4)
public url: string = null, // The URL to load (optional)
public content: string = null, // The content to load (i.e. a DASH manifest, json content, optional)
public time: number = null, // The time to start playing in seconds
public volume: number = null, // The desired volume (0-1)
public speed: number = null, // The factor to multiply playback speed by (defaults to 1.0)
public cache: boolean = null, // Indicates if the receiver should preload the media item
public showDuration: number = null, // Indicates how long the item content is presented on screen in seconds
public headers: { [key: string]: string } = null, // HTTP request headers to add to the play request Map<string, string>
public metadata: MetadataObject = null,
) {}
}
export class PlaylistContent implements ContentObject {
readonly contentType = ContentType.Playlist;
constructor(
public items: MediaItem[],
public offset: number = null, // Start position of the first item to play from the playlist
public volume: number = null, // The desired volume (0-1)
public speed: number = null, // The factor to multiply playback speed by (defaults to 1.0)
public forwardCache: number = null, // Count of media items should be pre-loaded forward from the current view index
public backwardCache: number = null, // Count of media items should be pre-loaded backward from the current view index
public metadata: MetadataObject = null,
) {}
}
export class InitialSenderMessage {
constructor(
public displayName: string = null,
public appName: string = null,
public appVersion: string = null,
) {}
}
export class InitialReceiverMessage {
constructor(
public displayName: string = null,
public appName: string = null,
public appVersion: string = null,
public playData: PlayMessage = null,
) {}
}
export class PlayUpdateMessage {
constructor(
public generationTime: number,
public playData: PlayMessage = null,
) {}
}
export class SetPlaylistItemMessage {
constructor(
public itemIndex: number, // The playlist item index to play on receiver
) {}
}
export interface EventSubscribeObject {
type: EventType;
}
export interface EventObject {
type: EventType;
}
export class MediaItemStartEvent implements EventSubscribeObject {
readonly type = EventType.MediaItemStart;
constructor() {}
}
export class MediaItemEndEvent implements EventSubscribeObject {
readonly type = EventType.MediaItemEnd;
constructor() {}
}
export class MediaItemChangeEvent implements EventSubscribeObject {
readonly type = EventType.MediaItemChange;
constructor() {}
}
export class KeyDownEvent implements EventSubscribeObject {
readonly type = EventType.KeyDown;
constructor(
public keys: string[],
) {}
}
export class KeyUpEvent implements EventSubscribeObject {
readonly type = EventType.KeyUp;
constructor(
public keys: string[],
) {}
}
export class SubscribeEventMessage {
constructor(
public event: EventSubscribeObject,
) {}
}
export class UnsubscribeEventMessage {
constructor(
public event: EventSubscribeObject,
) {}
}
export class MediaItemEvent implements EventObject {
constructor(
public type: EventType,
public mediaItem: MediaItem,
) {}
}
export class KeyEvent implements EventObject {
constructor(
public type: EventType,
public key: string,
public repeat: boolean,
public handled: boolean,
) {}
}
export class EventMessage {
constructor(
public generationTime: number,
public event: EventObject,
) {}
}

View file

@ -1,17 +1,13 @@
import * as net from 'net';
import { ListenerService } from 'common/ListenerService';
import { FCastSession } from 'common/FCastSession';
import { Opcode } from 'common/Packets';
import { Opcode, PROTOCOL_VERSION, VersionMessage } from 'common/Packets';
import { Logger, LoggerType } from 'common/Logger';
import { EventEmitter } from 'events';
import { errorHandler } from 'src/Main';
const logger = new Logger('TcpListenerService', LoggerType.BACKEND);
export class TcpListenerService {
public static PORT = 46899;
emitter = new EventEmitter();
export class TcpListenerService extends ListenerService {
public readonly PORT = 46899;
private server: net.Server;
private sessionMap = new Map();
start() {
if (this.server != null) {
@ -19,7 +15,7 @@ export class TcpListenerService {
}
this.server = net.createServer()
.listen(TcpListenerService.PORT)
.listen(this.PORT)
.on("connection", this.handleConnection.bind(this))
.on("error", this.handleServerError.bind(this));
}
@ -35,29 +31,6 @@ export class TcpListenerService {
server.close();
}
send(opcode: number, message = null, sessionId = null) {
// logger.info(`Sending message ${JSON.stringify(message)}`);
if (sessionId) {
try {
this.sessionMap.get(sessionId)?.send(opcode, message);
} catch (e) {
logger.warn("Failed to send error.", e);
this.sessionMap.get(sessionId)?.close();
}
}
else {
for (const session of this.sessionMap.values()) {
try {
session.send(opcode, message);
} catch (e) {
logger.warn("Failed to send error.", e);
session.close();
}
}
}
}
disconnect(sessionId: string) {
this.sessionMap.get(sessionId)?.socket.destroy();
this.sessionMap.delete(sessionId);
@ -69,14 +42,6 @@ export class TcpListenerService {
return senders;
}
public getSessions(): string[] {
return [...this.sessionMap.keys()];
}
private async handleServerError(err: NodeJS.ErrnoException) {
errorHandler(err);
}
private handleConnection(socket: net.Socket) {
logger.info(`New connection from ${socket.remoteAddress}:${socket.remotePort}`);
@ -106,7 +71,7 @@ export class TcpListenerService {
this.emitter.emit('connect', { sessionId: session.sessionId, type: 'tcp', data: { address: socket.remoteAddress, port: socket.remotePort }});
try {
logger.info('Sending version');
session.send(Opcode.Version, {version: 2});
session.send(Opcode.Version, new VersionMessage(PROTOCOL_VERSION));
} catch (e) {
logger.info('Failed to send version', e);
}

View file

@ -1,25 +1,20 @@
import { ListenerService } from 'common/ListenerService';
import { FCastSession } from 'common/FCastSession';
import { Opcode } from 'common/Packets';
import { Opcode, PROTOCOL_VERSION, VersionMessage } from 'common/Packets';
import { Logger, LoggerType } from 'common/Logger';
import { EventEmitter } from 'events';
import { WebSocket, WebSocketServer } from 'modules/ws';
import { errorHandler } from 'src/Main';
const logger = new Logger('WebSocketListenerService', LoggerType.BACKEND);
export class WebSocketListenerService {
public static PORT = 46898;
emitter = new EventEmitter();
export class WebSocketListenerService extends ListenerService {
public readonly PORT = 46898;
private server: WebSocketServer;
private sessionMap = new Map();
start() {
if (this.server != null) {
return;
}
this.server = new WebSocketServer({ port: WebSocketListenerService.PORT })
this.server = new WebSocketServer({ port: this.PORT })
.on("connection", this.handleConnection.bind(this))
.on("error", this.handleServerError.bind(this));
}
@ -35,39 +30,10 @@ export class WebSocketListenerService {
server.close();
}
send(opcode: number, message = null, sessionId = null) {
if (sessionId) {
try {
this.sessionMap.get(sessionId)?.send(opcode, message);
} catch (e) {
logger.warn("Failed to send error.", e);
this.sessionMap.get(sessionId)?.close();
}
}
else {
for (const session of this.sessionMap.values()) {
try {
session.send(opcode, message);
} catch (e) {
logger.warn("Failed to send error.", e);
session.close();
}
}
}
}
disconnect(sessionId: string) {
this.sessionMap.get(sessionId)?.close();
}
public getSessions(): string[] {
return [...this.sessionMap.keys()];
}
private async handleServerError(err: NodeJS.ErrnoException) {
errorHandler(err);
}
private handleConnection(socket: WebSocket, request: any) {
logger.info('New WebSocket connection');
@ -101,9 +67,9 @@ export class WebSocketListenerService {
this.emitter.emit('connect', { sessionId: session.sessionId, type: 'ws', data: { url: socket.url }});
try {
logger.info('Sending version');
session.send(Opcode.Version, {version: 2});
session.send(Opcode.Version, new VersionMessage(PROTOCOL_VERSION));
} catch (e) {
logger.info('Failed to send version');
logger.info('Failed to send version', e);
}
}
}

View file

@ -1,6 +1,7 @@
/* eslint-disable @typescript-eslint/ban-ts-comment */
/* eslint-disable @typescript-eslint/no-explicit-any */
import { Logger, LoggerType } from 'common/Logger';
import { EventMessage } from 'common/Packets';
const logger = new Logger('MainWindow', LoggerType.FRONTEND);
// Cannot directly pass the object to the renderer for some reason...
@ -23,6 +24,10 @@ declare global {
}
let preloadData: Record<string, any> = {};
preloadData.subscribedKeys = {
keyDown: new Set<string>(),
keyUp: new Set<string>(),
};
// @ts-ignore
if (TARGET === 'electron') {
@ -32,13 +37,20 @@ if (TARGET === 'electron') {
electronAPI.ipcRenderer.on("device-info", (_event, value: any) => {
preloadData.deviceInfo = value;
})
electronAPI.ipcRenderer.on("event-subscribed-keys-update", (_event, value: { keyDown: Set<string>, keyUp: Set<string> }) => {
logger.info('MAIN WINDOW Updated key subscriptions', value);
preloadData.subscribedKeys.keyDown = value.keyDown;
preloadData.subscribedKeys.keyUp = value.keyUp;
})
electronAPI.contextBridge.exposeInMainWorld('targetAPI', {
onDeviceInfo: (callback: any) => electronAPI.ipcRenderer.on('device-info', callback),
getDeviceInfo: () => preloadData.deviceInfo,
getSessions: () => electronAPI.ipcRenderer.invoke('get-sessions'),
getSubscribedKeys: () => preloadData.subscribedKeys,
onConnect: (callback: any) => electronAPI.ipcRenderer.on('connect', callback),
onDisconnect: (callback: any) => electronAPI.ipcRenderer.on('disconnect', callback),
emitEvent: (message: EventMessage) => electronAPI.ipcRenderer.send('emit-event', message),
logger: loggerInterface,
});

View file

@ -3,6 +3,7 @@ import QRCode from 'modules/qrcode';
import * as connectionMonitor from '../ConnectionMonitor';
import { onQRCodeRendered } from 'src/main/Renderer';
import { toast, ToastIcon } from '../components/Toast';
import { EventMessage, EventType, KeyEvent } from 'common/Packets';
const connectionStatusText = document.getElementById('connection-status-text');
const connectionStatusSpinner = document.getElementById('connection-spinner');
@ -199,3 +200,14 @@ function renderQRCode(url: string) {
onQRCodeRendered();
}
document.addEventListener('keydown', (event: KeyboardEvent) => {
if (window.targetAPI.getSubscribedKeys().keyDown.has(event.key)) {
window.targetAPI.emitEvent(new EventMessage(Date.now(), new KeyEvent(EventType.KeyDown, event.key, event.repeat, false)));
}
});
document.addEventListener('keyup', (event: KeyboardEvent) => {
if (window.targetAPI.getSubscribedKeys().keyUp.has(event.key)) {
window.targetAPI.emitEvent(new EventMessage(Date.now(), new KeyEvent(EventType.KeyUp, event.key, event.repeat, false)));
}
});

View file

@ -1,6 +1,6 @@
/* eslint-disable @typescript-eslint/ban-ts-comment */
/* eslint-disable @typescript-eslint/no-explicit-any */
import { PlaybackErrorMessage, PlaybackUpdateMessage, VolumeUpdateMessage, Opcode } from 'common/Packets';
import { PlaybackErrorMessage, PlaybackUpdateMessage, VolumeUpdateMessage, Opcode, EventMessage } from 'common/Packets';
import { Logger, LoggerType } from 'common/Logger';
const logger = new Logger('PlayerWindow', LoggerType.FRONTEND);
@ -25,12 +25,22 @@ declare global {
}
let preloadData: Record<string, any> = {};
preloadData.subscribedKeys = {
keyDown: new Set<string>(),
keyUp: new Set<string>(),
};
// @ts-ignore
if (TARGET === 'electron') {
// @ts-ignore
const electronAPI = __non_webpack_require__('electron');
electronAPI.ipcRenderer.on("event-subscribed-keys-update", (_event, value: { keyDown: Set<string>, keyUp: Set<string> }) => {
logger.info('PLAYER Updated key subscriptions', value);
preloadData.subscribedKeys.keyDown = value.keyDown;
preloadData.subscribedKeys.keyUp = value.keyUp;
})
electronAPI.contextBridge.exposeInMainWorld('targetAPI', {
sendPlaybackError: (error: PlaybackErrorMessage) => electronAPI.ipcRenderer.send('send-playback-error', error),
sendPlaybackUpdate: (update: PlaybackUpdateMessage) => electronAPI.ipcRenderer.send('send-playback-update', update),
@ -41,9 +51,13 @@ if (TARGET === 'electron') {
onSeek: (callback: any) => electronAPI.ipcRenderer.on("seek", callback),
onSetVolume: (callback: any) => electronAPI.ipcRenderer.on("setvolume", callback),
onSetSpeed: (callback: any) => electronAPI.ipcRenderer.on("setspeed", callback),
getSessions: () => electronAPI.ipcRenderer.invoke('get-sessions'),
onConnect: (callback: any) => electronAPI.ipcRenderer.on('connect', callback),
onDisconnect: (callback: any) => electronAPI.ipcRenderer.on('disconnect', callback),
onSetPlaylistItem: (callback: any) => electronAPI.ipcRenderer.on("setplaylistitem", callback),
emitEvent: (message: EventMessage) => electronAPI.ipcRenderer.send('emit-event', message),
getSessions: () => electronAPI.ipcRenderer.invoke('get-sessions'),
getSubscribedKeys: () => preloadData.subscribedKeys,
logger: loggerInterface,
});

View file

@ -1,6 +1,6 @@
import dashjs from 'modules/dashjs';
import Hls, { LevelLoadedData } from 'modules/hls.js';
import { PlaybackUpdateMessage, PlayMessage, SeekMessage, SetSpeedMessage, SetVolumeMessage } from 'common/Packets';
import { EventMessage, EventType, KeyEvent, MediaItem, MediaItemEvent, PlaybackUpdateMessage, PlayMessage, SeekMessage, SetSpeedMessage, SetVolumeMessage } from 'common/Packets';
import { Player, PlayerType } from './Player';
import * as connectionMonitor from '../ConnectionMonitor';
import { toast, ToastIcon } from '../components/Toast';
@ -35,7 +35,7 @@ function formatDuration(duration: number) {
}
function sendPlaybackUpdate(updateState: number) {
const updateMessage = new PlaybackUpdateMessage(Date.now(), player.getCurrentTime(), player.getDuration(), updateState, player.getPlaybackRate());
const updateMessage = new PlaybackUpdateMessage(Date.now(), updateState, player.getCurrentTime(), player.getDuration(), player.getPlaybackRate());
if (updateMessage.generationTime > lastPlayerUpdateGenerationTime) {
lastPlayerUpdateGenerationTime = updateMessage.generationTime;
@ -73,6 +73,7 @@ function onPlayerLoad(value: PlayMessage, currentPlaybackRate?: number, currentV
window.targetAPI.sendVolumeUpdate({ generationTime: Date.now(), volume: 1.0 });
}
window.targetAPI.emitEvent(new EventMessage(Date.now(), new MediaItemEvent(EventType.MediaItemStart, cachedPlayMediaItem)));
player.play();
}
@ -120,11 +121,18 @@ let isLive = false;
let isLivePosition = false;
let captionsBaseHeight = 0;
let captionsContentHeight = 0;
let cachedPlayMediaItem: MediaItem = null;
function onPlay(_event, value: PlayMessage) {
logger.info("Handle play message renderer", JSON.stringify(value));
const currentVolume = player ? player.getVolume() : null;
const currentPlaybackRate = player ? player.getPlaybackRate() : null;
cachedPlayMediaItem = new MediaItem(
value.container, value.url, value.content,
value.time, value.volume, value.speed,
null, null, value.headers, value.metadata
);
window.targetAPI.emitEvent(new EventMessage(Date.now(), new MediaItemEvent(EventType.MediaItemChange, cachedPlayMediaItem)));
if (player) {
if ((player.getSource() === value.url) || (player.getSource() === value.content)) {
@ -167,7 +175,10 @@ function onPlay(_event, value: PlayMessage) {
// Player event handlers
dashPlayer.on(dashjs.MediaPlayer.events.PLAYBACK_PLAYING, () => { sendPlaybackUpdate(1); playerCtrlStateUpdate(PlayerControlEvent.Play); });
dashPlayer.on(dashjs.MediaPlayer.events.PLAYBACK_PAUSED, () => { sendPlaybackUpdate(2); playerCtrlStateUpdate(PlayerControlEvent.Pause); });
dashPlayer.on(dashjs.MediaPlayer.events.PLAYBACK_ENDED, () => { sendPlaybackUpdate(0) });
dashPlayer.on(dashjs.MediaPlayer.events.PLAYBACK_ENDED, () => {
sendPlaybackUpdate(0);
window.targetAPI.emitEvent(new EventMessage(Date.now(), new MediaItemEvent(EventType.MediaItemEnd, cachedPlayMediaItem)));
});
dashPlayer.on(dashjs.MediaPlayer.events.PLAYBACK_TIME_UPDATED, () => {
playerCtrlStateUpdate(PlayerControlEvent.TimeUpdate);
@ -290,7 +301,10 @@ function onPlay(_event, value: PlayMessage) {
if (player.playerType === PlayerType.Hls || player.playerType === PlayerType.Html) {
videoElement.onplay = () => { sendPlaybackUpdate(1); playerCtrlStateUpdate(PlayerControlEvent.Play); };
videoElement.onpause = () => { sendPlaybackUpdate(2); playerCtrlStateUpdate(PlayerControlEvent.Pause); };
videoElement.onended = () => { sendPlaybackUpdate(0) };
videoElement.onended = () => {
sendPlaybackUpdate(0);
window.targetAPI.emitEvent(new EventMessage(Date.now(), new MediaItemEvent(EventType.MediaItemEnd, cachedPlayMediaItem)));
};
videoElement.ontimeupdate = () => {
playerCtrlStateUpdate(PlayerControlEvent.TimeUpdate);
@ -737,34 +751,37 @@ document.addEventListener('click', (event: MouseEvent) => {
const skipInterval = 10;
const volumeIncrement = 0.1;
function keyDownEventListener(event: any) {
function keyDownEventListener(event: KeyboardEvent) {
// logger.info("KeyDown", event);
const handledCase = targetKeyDownEventListener(event);
if (handledCase) {
return;
}
let handledCase = targetKeyDownEventListener(event);
if (!handledCase) {
switch (event.code) {
case 'KeyF':
case 'F11':
playerCtrlStateUpdate(PlayerControlEvent.ToggleFullscreen);
event.preventDefault();
handledCase = true;
break;
case 'Escape':
playerCtrlStateUpdate(PlayerControlEvent.ExitFullscreen);
event.preventDefault();
handledCase = true;
break;
case 'ArrowLeft':
skipBack();
event.preventDefault();
handledCase = true;
break;
case 'ArrowRight':
skipForward();
event.preventDefault();
handledCase = true;
break;
case "Home":
player?.setCurrentTime(0);
event.preventDefault();
handledCase = true;
break;
case "End":
if (isLive) {
@ -774,6 +791,7 @@ function keyDownEventListener(event: any) {
player?.setCurrentTime(player?.getDuration());
}
event.preventDefault();
handledCase = true;
break;
case 'KeyK':
case 'Space':
@ -785,22 +803,31 @@ function keyDownEventListener(event: any) {
player?.pause();
}
event.preventDefault();
handledCase = true;
break;
case 'KeyM':
// Mute toggle
player?.setMute(!player?.isMuted());
handledCase = true;
break;
case 'ArrowUp':
// Volume up
volumeChangeHandler(Math.min(player?.getVolume() + volumeIncrement, 1));
handledCase = true;
break;
case 'ArrowDown':
// Volume down
volumeChangeHandler(Math.max(player?.getVolume() - volumeIncrement, 0));
handledCase = true;
break;
default:
break;
}
}
if (window.targetAPI.getSubscribedKeys().keyDown.has(event.key)) {
window.targetAPI.emitEvent(new EventMessage(Date.now(), new KeyEvent(EventType.KeyDown, event.key, event.repeat, handledCase)));
}
}
function skipBack() {
@ -814,6 +841,11 @@ function skipForward() {
}
document.addEventListener('keydown', keyDownEventListener);
document.addEventListener('keyup', (event: KeyboardEvent) => {
if (window.targetAPI.getSubscribedKeys().keyUp.has(event.key)) {
window.targetAPI.emitEvent(new EventMessage(Date.now(), new KeyEvent(EventType.KeyUp, event.key, event.repeat, false)));
}
});
export {
PlayerControlEvent,

View file

@ -1,4 +1,4 @@
import { PlayMessage, SeekMessage, SetSpeedMessage, SetVolumeMessage } from 'common/Packets';
import { EventMessage, EventType, KeyEvent, MediaItem, MediaItemEvent, PlayMessage, SeekMessage, SetSpeedMessage, SetVolumeMessage } from 'common/Packets';
import { supportedImageTypes } from 'common/MimeTypes';
import * as connectionMonitor from '../ConnectionMonitor';
import { toast, ToastIcon } from '../components/Toast';
@ -11,6 +11,12 @@ const genericViewer = document.getElementById('viewer-generic') as HTMLIFrameEle
function onPlay(_event, value: PlayMessage) {
logger.info("Handle play message renderer", JSON.stringify(value));
const playMediaItem = new MediaItem(
value.container, value.url, value.content,
value.time, value.volume, value.speed,
null, null, value.headers, value.metadata
);
window.targetAPI.emitEvent(new EventMessage(Date.now(), new MediaItemEvent(EventType.MediaItemChange, playMediaItem)));
const src = value.url ? value.url : value.content;
if (src && value.container && supportedImageTypes.find(v => v === value.container.toLocaleLowerCase()) && imageViewer) {
@ -59,3 +65,14 @@ connectionMonitor.setUiUpdateCallbacks({
});
window.targetAPI.onPlay(onPlay);
document.addEventListener('keydown', (event: KeyboardEvent) => {
if (window.targetAPI.getSubscribedKeys().keyDown.has(event.key)) {
window.targetAPI.emitEvent(new EventMessage(Date.now(), new KeyEvent(EventType.KeyDown, event.key, event.repeat, false)));
}
});
document.addEventListener('keyup', (event: KeyboardEvent) => {
if (window.targetAPI.getSubscribedKeys().keyUp.has(event.key)) {
window.targetAPI.emitEvent(new EventMessage(Date.now(), new KeyEvent(EventType.KeyUp, event.key, event.repeat, false)));
}
});

View file

@ -1,5 +1,5 @@
import { BrowserWindow, ipcMain, IpcMainEvent, nativeImage, Tray, Menu, dialog, shell } from 'electron';
import { Opcode, PlaybackErrorMessage, PlaybackUpdateMessage, VolumeUpdateMessage } from 'common/Packets';
import { Opcode, PlaybackErrorMessage, PlaybackUpdateMessage, VolumeUpdateMessage, PlayMessage, PlayUpdateMessage, EventMessage, EventType, ContentObject, ContentType, PlaylistContent } from 'common/Packets';
import { supportedPlayerTypes } from 'common/MimeTypes';
import { DiscoveryService } from 'common/DiscoveryService';
import { TcpListenerService } from 'common/TcpListenerService';
@ -8,6 +8,8 @@ import { NetworkService } from 'common/NetworkService';
import { ConnectionMonitor } from 'common/ConnectionMonitor';
import { Logger, LoggerType } from 'common/Logger';
import { Updater } from './Updater';
import * as http from 'http';
import * as https from 'https';
import * as os from 'os';
import * as path from 'path';
import yargs from 'yargs';
@ -15,6 +17,15 @@ import { hideBin } from 'yargs/helpers';
const cp = require('child_process');
let logger = null;
class AppCache {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
public interfaces: any = null;
public appName: string = null;
public appVersion: string = null;
public playMessage: PlayMessage = null;
public subscribedKeys = new Set<string>();
}
export class Main {
static shouldOpenMainWindow = true;
static startFullscreen = false;
@ -26,8 +37,8 @@ export class Main {
static discoveryService: DiscoveryService;
static connectionMonitor: ConnectionMonitor;
static tray: Tray;
static cache: AppCache = new AppCache();
private static cachedInterfaces = null;
private static playerWindowContentViewer = null;
private static toggleMainWindow() {
@ -156,7 +167,31 @@ export class Main {
const listeners = [Main.tcpListenerService, Main.webSocketListenerService];
listeners.forEach(l => {
l.emitter.on("play", async (message) => {
l.emitter.on("play", async (message: PlayMessage) => {
Main.cache.playMessage = message;
l.send(Opcode.PlayUpdate, new PlayUpdateMessage(Date.now(), message));
// todo: finish implementation (player window playlist context, main process media caching)
if (message.container === 'application/json') {
const json: ContentObject = message.url ? await fetchJSON(message.url) : JSON.parse(message.content);
if (json && json.contentType !== undefined) {
switch (json.contentType) {
case ContentType.Playlist: {
const playlist = json as PlaylistContent;
const offset = playlist.offset ? playlist.offset : 0;
message = new PlayMessage(playlist.items[offset].container, playlist.items[offset].url, playlist.items[offset].content,
playlist.items[offset].time, playlist.items[offset].volume, playlist.items[offset].speed,
playlist.items[offset].headers, playlist.items[offset].metadata);
break;
}
default:
break;
}
}
}
const contentViewer = supportedPlayerTypes.find(v => v === message.container.toLocaleLowerCase()) ? 'player' : 'viewer';
if (!Main.playerWindow) {
@ -224,6 +259,26 @@ export class Main {
l.emitter.on('pong', (message) => {
ConnectionMonitor.onPingPong(message, l instanceof WebSocketListenerService);
});
l.emitter.on('initial', (message) => {
logger.info(`Received 'Initial' message from sender: ${message}`);
});
l.emitter.on("setplaylistitem", (message) => Main.playerWindow?.webContents?.send("setplaylistitem", message));
l.emitter.on('subscribeevent', (message) => {
const subscribeData = l.subscribeEvent(message.sessionId, message.body.event);
if (message.body.event.type === EventType.KeyDown.valueOf() || message.body.event.type === EventType.KeyUp.valueOf()) {
Main.mainWindow?.webContents?.send("event-subscribed-keys-update", subscribeData);
Main.playerWindow?.webContents?.send("event-subscribed-keys-update", subscribeData);
}
});
l.emitter.on('unsubscribeevent', (message) => {
const unsubscribeData = l.unsubscribeEvent(message.sessionId, message.body.event);
if (message.body.event.type === EventType.KeyDown.valueOf() || message.body.event.type === EventType.KeyUp.valueOf()) {
Main.mainWindow?.webContents?.send("event-subscribed-keys-update", unsubscribeData);
Main.playerWindow?.webContents?.send("event-subscribed-keys-update", unsubscribeData);
}
});
l.start();
ipcMain.on('send-playback-error', (event: IpcMainEvent, value: PlaybackErrorMessage) => {
@ -237,6 +292,10 @@ export class Main {
ipcMain.on('send-volume-update', (event: IpcMainEvent, value: VolumeUpdateMessage) => {
l.send(Opcode.VolumeUpdate, value);
});
ipcMain.on('emit-event', (event: IpcMainEvent, value: EventMessage) => {
l.send(Opcode.Event, value);
});
});
ipcMain.on('send-download-request', async () => {
@ -299,7 +358,7 @@ export class Main {
// eslint-disable-next-line @typescript-eslint/no-explicit-any
ipcMain.on('network-changed', (event: IpcMainEvent, value: any) => {
Main.cachedInterfaces = value;
Main.cache.interfaces = value;
Main.mainWindow?.webContents?.send("device-info", { name: os.hostname(), interfaces: value });
});
@ -364,8 +423,8 @@ export class Main {
Main.mainWindow.show();
Main.mainWindow.on('ready-to-show', () => {
if (Main.cachedInterfaces) {
Main.mainWindow?.webContents?.send("device-info", { name: os.hostname(), interfaces: Main.cachedInterfaces });
if (Main.cache.interfaces) {
Main.mainWindow?.webContents?.send("device-info", { name: os.hostname(), interfaces: Main.cache.interfaces });
}
networkWorker.loadFile(path.join(__dirname, 'main/worker.html'));
@ -375,6 +434,8 @@ export class Main {
static async main(app: Electron.App) {
try {
Main.application = app;
Main.cache.appName = app.name;
Main.cache.appVersion = app.getVersion();
const argv = yargs(hideBin(process.argv))
.version(app.getVersion())
@ -477,6 +538,18 @@ export function getComputerName() {
}
}
export function getAppName() {
return Main.cache.appName;
}
export function getAppVersion() {
return Main.cache.appVersion;
}
export function getPlayMessage() {
return Main.cache.playMessage;
}
export async function errorHandler(error: Error) {
logger.error(error);
logger.shutdown();
@ -497,3 +570,27 @@ export async function errorHandler(error: Error) {
Main.application.exit(0);
}
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any
export async function fetchJSON(url: string): Promise<any> {
const protocol = url.startsWith('https') ? https : http;
return new Promise((resolve, reject) => {
protocol.get(url, (res) => {
let data = '';
res.on('data', (chunk) => {
data += chunk;
});
res.on('end', () => {
try {
resolve(JSON.parse(data));
} catch (err) {
reject(err);
}
});
}).on('error', (err) => {
reject(err);
});
});
}

View file

@ -6,6 +6,7 @@ import { app } from 'electron';
import { Store } from './Store';
import sudo from 'sudo-prompt';
import { Logger, LoggerType } from 'common/Logger';
import { fetchJSON } from './Main';
const cp = require('child_process');
const extract = require('extract-zip');
@ -91,28 +92,6 @@ export class Updater {
Store.set('updater', updaterSettings);
}
// eslint-disable-next-line @typescript-eslint/no-explicit-any
private static async fetchJSON(url: string): Promise<any> {
return new Promise((resolve, reject) => {
https.get(url, (res) => {
let data = '';
res.on('data', (chunk) => {
data += chunk;
});
res.on('end', () => {
try {
resolve(JSON.parse(data));
} catch (err) {
reject(err);
}
});
}).on('error', (err) => {
reject(err);
});
});
}
private static async downloadFile(url: string, destination: string): Promise<void> {
return new Promise((resolve, reject) => {
const file = fs.createWriteStream(destination);
@ -345,7 +324,7 @@ export class Updater {
logger.info('Checking for updates...');
try {
Updater.releasesJson = await Updater.fetchJSON(`${Updater.baseUrl}/releases_v${Updater.supportedReleasesJsonVersion}.json`.toString()) as ReleaseInfo;
Updater.releasesJson = await fetchJSON(`${Updater.baseUrl}/releases_v${Updater.supportedReleasesJsonVersion}.json`.toString()) as ReleaseInfo;
const localChannelVersion: number = Updater.localPackageJson.channelVersion ? Updater.localPackageJson.channelVersion : 0;
const currentChannelVersion: number = Updater.releasesJson.channelCurrentVersions[Updater.updateChannel] ? Updater.releasesJson.channelCurrentVersions[Updater.updateChannel] : 0;