[crossfade] add menu options

config/defaults.js

@@ -104,6 +104,13 @@ const defaultConfig = {
 		"skip-silences": {
 			onlySkipBeginning: false,
 		},
+		"crossfade": {
+			enabled: false,
+			fadeInDuration: 1500, // ms
+			fadeOutDuration: 5000, // ms
+			exitMusicBeforeEnd: 10, // s
+			fadeScaling: "linear", // 'linear', 'logarithmic' or a positive number in dB
+		},
 		visualizer: {
 			enabled: false,
 			type: "butterchurn",

plugins/crossfade/front.js

@@ -8,13 +8,7 @@ let transitionAudio; // Howler audio used to fade out the current music
 let firstVideo = true;
 let waitForTransition;
 
-// Crossfade options that can be overridden in plugin options
+const defaultOptions = require('../../config/defaults').plugins.crossfade;
-let crossfadeOptions = {
-	fadeInDuration: 1500, // ms
-	fadeOutDuration: 5000, // ms
-	exitMusicBeforeEnd: 10, // s
-	fadeScaling: "linear",
-};
 
 const getStreamURL = async (videoID) => {
 	const url = await ipcRenderer.invoke("audio-url", videoID);
@@ -68,8 +62,8 @@ const createAudioForCrossfade = async (url) => {
 const syncVideoWithTransitionAudio = async () => {
 	const video = document.querySelector("video");
 	const videoFader = new VolumeFader(video, {
-		fadeScaling: crossfadeOptions.fadeScaling,
+		fadeScaling: defaultOptions.fadeScaling,
-		fadeDuration: crossfadeOptions.fadeInDuration,
+		fadeDuration: defaultOptions.fadeInDuration,
 	});
 
 	await transitionAudio.play();
@@ -95,7 +89,7 @@ const syncVideoWithTransitionAudio = async () => {
 	const transitionBeforeEnd = () => {
 		if (
 			video.currentTime >=
-				video.duration - crossfadeOptions.exitMusicBeforeEnd &&
+				video.duration - defaultOptions.exitMusicBeforeEnd &&
 			isReadyToCrossfade()
 		) {
 			video.removeEventListener("timeupdate", transitionBeforeEnd);
@@ -130,8 +124,8 @@ const crossfade = (cb) => {
 
 	const fader = new VolumeFader(transitionAudio._sounds[0]._node, {
 		initialVolume: video.volume,
-		fadeScaling: crossfadeOptions.fadeScaling,
+		fadeScaling: defaultOptions.fadeScaling,
-		fadeDuration: crossfadeOptions.fadeOutDuration,
+		fadeDuration: defaultOptions.fadeOutDuration,
 	});
 
 	// Fade out the music
@@ -143,10 +137,7 @@ const crossfade = (cb) => {
 };
 
 module.exports = (options) => {
-	crossfadeOptions = {
+	Object.assign(defaultOptions, options);
-		...crossfadeOptions,
-		options,
-	};
 
 	document.addEventListener("apiLoaded", onApiLoaded, {
 		once: true,

plugins/crossfade/menu.js

@@ -0,0 +1,73 @@
+const { setOptions } = require("../../config/plugins");
+const defaultOptions = require("../../config/defaults").plugins.crossfade;
+
+const prompt = require("custom-electron-prompt");
+const promptOptions = require("../../providers/prompt-options");
+
+module.exports = (win, options) => [
+	{
+		label: "Advanced",
+		click: async () => {
+			const newOptions = await promptCrossfadeValues(win, options);
+			setOptions("crossfade", { ...options, ...newOptions });
+		},
+	},
+];
+
+async function promptCrossfadeValues(win, options) {
+	const res = await prompt(
+		{
+			title: "Crossfade Options",
+			label: "",
+			type: "multiInput",
+			multiInputOptions: [
+				{
+					label: "Fade in duration (ms)",
+					value: options.fadeInDuration || defaultOptions.fadeInDuration,
+					inputAttrs: {
+						type: "number",
+						required: true,
+						min: 0,
+						step: 100,
+					},
+				},
+				{
+					label: "Fade out duration (ms)",
+					value: options.fadeOutDuration || defaultOptions.fadeOutDuration,
+					inputAttrs: {
+						type: "number",
+						required: true,
+						min: 0,
+						step: 100,
+					},
+				},
+				{
+					label: "Crossfade x seconds before end",
+					value:
+						options.exitMusicBeforeEnd || defaultOptions.exitMusicBeforeEnd,
+					inputAttrs: {
+						type: "number",
+						required: true,
+						min: 0,
+					},
+				},
+				{
+					label: "Fade scaling",
+					selectOptions: { linear: "Linear", exponential: "Exponential" },
+					value: options.fadeScaling || defaultOptions.fadeScaling,
+				},
+			],
+			resizable: true,
+			height: 355,
+			...promptOptions(),
+		},
+		win,
+	).catch(console.error);
+	if (!res) return undefined;
+	return {
+		fadeInDuration: res[0],
+		fadeOutDuration: res[1],
+		exitMusicBeforeEnd: res[2],
+		fadeScaling: res[3],
+	};
+}