feat: reworked the api, added duration/current in seconds + shuffle & repeat

src/features/api/features/current.ts

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+import { Request, Response, Router } from "express";
+import fs from "fs";
+import { mediaInfo } from "../../../scripts/mediaInfo";
+
+export const addCurrentInfo = (expressApp: Router) => {
+  expressApp.get("/current", (req, res) => res.json({ ...mediaInfo, artist: mediaInfo.artists }));
+  expressApp.get("/current/image", getCurrentImage);
+};
+
+export const getCurrentImage = (req: Request, res: Response) => {
+  const stream = fs.createReadStream(mediaInfo.icon);
+  stream.on("open", function () {
+    res.set("Content-Type", "image/png");
+    stream.pipe(res);
+  });
+  stream.on("error", function () {
+    res.set("Content-Type", "text/plain");
+    res.status(404).end("Not found");
+  });
+};

src/features/api/features/player.ts

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+/* eslint-disable @typescript-eslint/no-explicit-any */
+import { BrowserWindow } from "electron";
+import { Router } from "express";
+import { globalEvents } from "../../../constants/globalEvents";
+import { settings } from "../../../constants/settings";
+import { MediaStatus } from "../../../models/mediaStatus";
+import { mediaInfo } from "../../../scripts/mediaInfo";
+import { settingsStore } from "../../../scripts/settings";
+import { handleWindowEvent } from "../helpers/handleWindowEvent";
+
+export const addPlaybackControl = (expressApp: Router, mainWindow: BrowserWindow) => {
+  const windowEvent = handleWindowEvent(mainWindow);
+  const createRoute = (route: string) => `/player${route}`;
+
+  const createPlayerAction = (route: string, action: string) => {
+    expressApp.post(createRoute(route), (req, res) => windowEvent(res, action));
+  };
+
+  if (settingsStore.get(settings.playBackControl)) {
+    createPlayerAction("/play", globalEvents.play);
+    createPlayerAction("/favorite/toggle", globalEvents.toggleFavorite);
+    createPlayerAction("/pause", globalEvents.pause);
+    createPlayerAction("/next", globalEvents.next);
+    createPlayerAction("/previous", globalEvents.previous);
+    createPlayerAction("/shuffle/toggle", globalEvents.toggleShuffle);
+    createPlayerAction("/repeat/toggle", globalEvents.toggleRepeat);
+
+    expressApp.post(createRoute("/playpause"), (req, res) => {
+      if (mediaInfo.status === MediaStatus.playing) {
+        windowEvent(res, globalEvents.pause);
+      } else {
+        windowEvent(res, globalEvents.play);
+      }
+    });
+  }
+};

src/features/api/helpers/handleWindowEvent.ts

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+import { BrowserWindow } from "electron";
+import { Response } from "express";
+
+/**
+ * Shorthand to handle a fire and forget global event
+ * @param {*} res
+ * @param {*} action
+ */
+export const handleWindowEvent = (mainWindow: BrowserWindow) => (res: Response, action: string) => {
+  mainWindow.webContents.send("globalEvent", action);
+  res.sendStatus(200);
+};

src/features/api/index.ts

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+import { BrowserWindow, dialog } from "electron";
+import express from "express";
+import { settings } from "../../constants/settings";
+import { settingsStore } from "../../scripts/settings";
+import { addCurrentInfo } from "./features/current";
+import { addPlaybackControl } from "./features/player";
+import { addLegacyApi } from "./legacy";
+
+/**
+ * Function to enable TIDAL Hi-Fi's express api
+ */
+export const startApi = (mainWindow: BrowserWindow) => {
+  const expressApp = express();
+  expressApp.get("/", (req, res) => res.send("Hello World!"));
+
+  // add features
+  addLegacyApi(expressApp, mainWindow);
+  addPlaybackControl(expressApp, mainWindow);
+  addCurrentInfo(expressApp);
+
+  const port = settingsStore.get<string, number>(settings.apiSettings.port);
+  const expressInstance = expressApp.listen(port, "127.0.0.1");
+  expressInstance.on("error", function (e: { code: string }) {
+    let message = e.code;
+    if (e.code === "EADDRINUSE") {
+      message = `Port ${port} in use.`;
+    }
+
+    dialog.showErrorBox("Api failed to start.", message);
+  });
+};

src/features/api/legacy.ts

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+import { BrowserWindow } from "electron";
+import { Response, Router } from "express";
+import { globalEvents } from "../../constants/globalEvents";
+import { settings } from "../../constants/settings";
+import { MediaStatus } from "../../models/mediaStatus";
+import { mediaInfo } from "../../scripts/mediaInfo";
+import { settingsStore } from "../../scripts/settings";
+import { getCurrentImage } from "./features/current";
+
+/**
+ * The legacy API, this will not be maintained and probably has duplicate code :)
+ * @param expressApp
+ * @param mainWindow
+ */
+export const addLegacyApi = (expressApp: Router, mainWindow: BrowserWindow) => {
+  expressApp.get("/image", getCurrentImage);
+
+  if (settingsStore.get(settings.playBackControl)) {
+    addLegacyControls();
+  }
+  function addLegacyControls() {
+    expressApp.get("/play", ({ res }) => handleGlobalEvent(res, globalEvents.play));
+    expressApp.post("/favorite/toggle", (req, res) =>
+      handleGlobalEvent(res, globalEvents.toggleFavorite)
+    );
+    expressApp.get("/pause", (req, res) => handleGlobalEvent(res, globalEvents.pause));
+    expressApp.get("/next", (req, res) => handleGlobalEvent(res, globalEvents.next));
+    expressApp.get("/previous", (req, res) => handleGlobalEvent(res, globalEvents.previous));
+    expressApp.get("/playpause", (req, res) => {
+      if (mediaInfo.status === MediaStatus.playing) {
+        handleGlobalEvent(res, globalEvents.pause);
+      } else {
+        handleGlobalEvent(res, globalEvents.play);
+      }
+    });
+  }
+
+  /**
+   * Shorthand to handle a fire and forget global event
+   * @param {*} res
+   * @param {*} action
+   */
+  function handleGlobalEvent(res: Response, action: string) {
+    mainWindow.webContents.send("globalEvent", action);
+    res.sendStatus(200);
+  }
+};

src/features/time/parse.ts

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+/**
+ * Convert a HH:MM:SS string (or variants such as MM:SS or SS) to plain seconds
+ * @param duration in HH:MM:SS format
+ * @returns number of seconds in duration
+ */
+export const convertDurationToSeconds = (duration: string) => {
+  return duration
+    .split(":")
+    .reverse()
+    .map((val) => Number(val))
+    .reduce((previous, current, index) => {
+      return index === 0 ? current : previous + current * Math.pow(60, index);
+    }, 0);
+};