[DEPRECATED] Chromecast Plugin

config/defaults.js

@@ -64,6 +64,12 @@ const defaultConfig = {
 			},
 			savedVolume: undefined //plugin save volume between session here
 		},
+		chromecast: {
+			enabled: false,
+			syncVolume: true,
+			syncStartTime: true,
+			syncSeek: true
+		},
 		sponsorblock: {
 			enabled: false,
 			apiURL: "https://sponsor.ajay.app",

package.json

@@ -70,6 +70,7 @@
 		"async-mutex": "^0.3.1",
 		"browser-id3-writer": "^4.4.0",
 		"chokidar": "^3.5.1",
+		"chromecast-api": "^0.3.4",
 		"custom-electron-titlebar": "^3.2.6",
 		"discord-rpc": "^3.2.0",
 		"electron-debug": "^3.2.0",

plugins/chromecast/back.js

@@ -0,0 +1,105 @@
+const registerCallback = require("../../providers/song-info");
+const getSongControls = require('../../providers/song-controls');
+
+const { ipcMain } = require('electron')
+const ChromecastAPI = require('chromecast-api');
+const { setOptions } = require("../../config/plugins");
+
+let client;
+let deviceList = [];
+
+let play, pause;
+
+let options;
+
+module.exports = (win, initialOptions) => {
+    const { playPause } = getSongControls(win);
+    play = () => playPause(true);
+    pause = () => playPause(false);
+
+    options = initialOptions;
+
+    client = new ChromecastAPI();
+
+    client.on('device', (device) => {
+        if (!deviceList.includes(device.name)) {
+            registerDevice(device);
+        }
+    });
+    ipcMain.on('volume-change', (_, v) => setVolume(v));
+    ipcMain.on('seeked-to', (_, s) => seekTo(s + 1.5));
+};
+
+function setVolume(volume) {
+    if (options.syncVolume) {
+        for (const device of client.devices) {
+            device.setVolume(volume);
+        }
+    }
+}
+
+function seekTo(seconds) {
+    if (options.syncSeek) {
+        for (const device of client.devices) {
+            device.seekTo(seconds);
+        }
+    }
+}
+
+function registerDevice(device) {
+    deviceList.push(device.name);
+    let currentStatus;
+    device.on('status', async (status) => {
+        currentStatus = status.playerState;
+        if (options.syncStartTime) {
+            currentStatus === "PLAYING" ? play() : pause();
+        }
+    })
+
+    let currentUrl;
+    let isPaused;
+    registerCallback(songInfo => {
+        if (!songInfo?.title) {
+            return;
+        }
+        if (currentUrl !== songInfo.url) { //new song
+            currentUrl = songInfo.url;
+            if (options.syncStartTime) {
+                isPaused = true;
+                pause();
+            } else {
+                isPaused = songInfo.isPaused;
+            }
+            device.play(transformURL(songInfo.url));
+
+        } else if (isPaused !== songInfo.isPaused) { //paused status changed
+            isPaused = songInfo.isPaused;
+            if (isPaused && currentStatus === "PLAYING") {
+                device.pause();
+            } else {
+                device.resume();
+            }
+        }
+    });
+}
+
+function transformURL(url) {// will not be needed after https://github.com/alxhotel/chromecast-api/pull/69 (chromecastAPI v0.3.5)
+    const videoId = url.match(/(?:http(?:s?):\/\/)?(?:www\.)?(?:music\.)?youtu(?:be\.com\/watch\?v=|\.be\/)([\w\-\_]*)/);
+    // videoId[1] should always be valid since regex should always be valid
+    return "https://youtube.com/watch?v=" + (videoId.length > 1 ? videoId[1] : "dQw4w9WgXcQ");
+}
+
+module.exports.setOption = (value, ...keys) => {
+    for (const key of keys) {
+        options[key] = value;
+    }
+    setOptions("chromecast", options);
+};
+
+module.exports.menuCheck = (options_) => {
+    if (!options) options = options_;
+}
+
+module.exports.refreshChromecast = () => {
+    if (client) client.update();
+}

plugins/chromecast/front.js

@@ -0,0 +1,20 @@
+const { ipcRenderer } = require('electron');
+
+const sendVolume = (volume) => ipcRenderer.send('volume-change', volume);
+const sendTime = (seconds) => ipcRenderer.send('seeked-to', seconds);
+
+module.exports = function checkVideoLoaded() {
+    const video = document.querySelector("video");
+    video ? setup(video) : setTimeout(checkVideoLoaded, 500);
+}
+
+function setup(video) {
+
+    sendVolume(video.volume);
+
+    video.addEventListener('volumechange', e => 
+						   sendVolume(e.target.muted ? 0 : e.target.volume));
+
+    video.addEventListener('seeking', e => 
+						   sendTime(e.target.currentTime));
+}

plugins/chromecast/menu.js

@@ -0,0 +1,30 @@
+const { menuCheck, setOption, refreshChromecast } = require("./back");
+
+module.exports = (_win, options) => {
+    menuCheck(options);
+    return [
+        {
+            label: "Sync Volume",
+            type: "checkbox",
+            checked: !!options.syncVolume,
+            click: (item) => setOption(item.checked, "syncVolume")
+        },
+        {
+            label: "Sync Start Time",
+            type: "checkbox",
+            checked: !!options.syncStartTime,
+            click: (item) => setOption(item.checked, "syncStartTime")
+        },
+        {
+            label: "Sync Seek",
+            type: "checkbox",
+            checked: !!options.syncSeek,
+            click: (item) => setOption(item.checked, "syncSeek")
+        },
+        { type: "separator" },
+        {
+            label: "Refresh Device List",
+            click: refreshChromecast
+        }
+    ]
+};

providers/song-controls-front.js

@@ -1,18 +1,43 @@
 const { ipcRenderer } = require("electron");
 
-let videoStream = document.querySelector(".video-stream");
+let video = document.querySelector("video");
+
 module.exports = () => {
-    ipcRenderer.on("playPause", () => {
-        if (!videoStream) {
-            videoStream = document.querySelector(".video-stream");
-        }
+    ipcRenderer.on("playPause", (_e, toPlay) => playPause(toPlay));
+};
+module.exports.playPause = playPause;
 
-        if (videoStream.paused) {
-            videoStream.play();
-        } else {
-            videoStream.yns_pause ?
-                videoStream.yns_pause() :
-                videoStream.pause();
+function playPause(toPlay = undefined) {
+    if (!checkVideo()) return;
+
+    switch(toPlay) {
+        case undefined: 
+            video.paused ? play() : pause();
+            break;
+        case true:
+            play(); 
+            break;
+        case false:
+            pause();
+    }
+
+    function play() {
+        video.play();
+    }
+
+    function pause() {
+        video.yns_pause ?
+            video.yns_pause() :
+            video.pause();
+    }
+
+}
+
+function checkVideo() {
+    if (!video) {
+        video = document.querySelector("video");
+        if (!video) {
+            return false;
         }
-    });
-};
+    } return true;
+}

providers/song-controls.js

@@ -12,8 +12,7 @@ module.exports = (win) => {
 		// Playback
 		previous: () => pressKey(win, "k"),
 		next: () => pressKey(win, "j"),
-		playPause: () => win.webContents.send("playPause"),
-		like: () => pressKey(win, "_"),
+		playPause: (toPlay = undefined) => win.webContents.send("playPause", toPlay),
 		dislike: () => pressKey(win, "+"),
 		go10sBack: () => pressKey(win, "h"),
 		go10sForward: () => pressKey(win, "l"),