feat: implement deep link handling and game shortcut creation with icon download

feat: add automatic executable path binding upon download finish

src/main/events/library/create-game-shortcut.ts

@@ -1,12 +1,64 @@
 import { registerEvent } from "../register-event";
 import createDesktopShortcut from "create-desktop-shortcuts";
 import path from "node:path";
+import fs from "node:fs";
 import { app } from "electron";
+import axios from "axios";
 import { removeSymbolsFromName } from "@shared";
 import { GameShop, ShortcutLocation } from "@types";
 import { gamesSublevel, levelKeys } from "@main/level";
 import { SystemPath } from "@main/services/system-path";
-import { windowsStartMenuPath } from "@main/constants";
+import { ASSETS_PATH, windowsStartMenuPath } from "@main/constants";
+import { getGameAssets } from "../catalogue/get-game-assets";
+import { logger } from "@main/services";
+
+const downloadIcon = async (
+  shop: GameShop,
+  objectId: string,
+  iconUrl?: string | null
+): Promise<string | null> => {
+  const iconPath = path.join(ASSETS_PATH, `${shop}-${objectId}`, "icon.ico");
+
+  try {
+    if (fs.existsSync(iconPath)) {
+      return iconPath;
+    }
+
+    if (!iconUrl) {
+      return null;
+    }
+
+    fs.mkdirSync(path.dirname(iconPath), { recursive: true });
+
+    const response = await axios.get(iconUrl, { responseType: "arraybuffer" });
+    fs.writeFileSync(iconPath, response.data);
+
+    return iconPath;
+  } catch (error) {
+    logger.error("Failed to download game icon", error);
+    return null;
+  }
+};
+
+const createUrlShortcut = (
+  shortcutPath: string,
+  url: string,
+  iconPath?: string | null
+): boolean => {
+  try {
+    let content = `[InternetShortcut]\nURL=${url}\n`;
+
+    if (iconPath) {
+      content += `IconFile=${iconPath}\nIconIndex=0\n`;
+    }
+
+    fs.writeFileSync(shortcutPath, content);
+    return true;
+  } catch (error) {
+    logger.error("Failed to create URL shortcut", error);
+    return false;
+  }
+};
 
 const createGameShortcut = async (
   _event: Electron.IpcMainInvokeEvent,
@@ -17,30 +69,42 @@ const createGameShortcut = async (
   const gameKey = levelKeys.game(shop, objectId);
   const game = await gamesSublevel.get(gameKey);
 
-  if (game) {
-    const filePath = game.executablePath;
-
-    const windowVbsPath = app.isPackaged
-      ? path.join(process.resourcesPath, "windows.vbs")
-      : undefined;
-
-    const options = {
-      filePath,
-      name: removeSymbolsFromName(game.title),
-      outputPath:
-        location === "desktop"
-          ? SystemPath.getPath("desktop")
-          : windowsStartMenuPath,
-    };
-
-    return createDesktopShortcut({
-      windows: { ...options, VBScriptPath: windowVbsPath },
-      linux: options,
-      osx: options,
-    });
+  if (!game) {
+    return false;
   }
 
-  return false;
+  const shortcutName = removeSymbolsFromName(game.title);
+  const deepLink = `hydralauncher://run?shop=${shop}&objectId=${objectId}`;
+  const outputPath =
+    location === "desktop"
+      ? SystemPath.getPath("desktop")
+      : windowsStartMenuPath;
+
+  const assets = shop === "custom" ? null : await getGameAssets(objectId, shop);
+  const iconPath = await downloadIcon(shop, objectId, assets?.iconUrl);
+
+  if (process.platform === "win32") {
+    const shortcutPath = path.join(outputPath, `${shortcutName}.url`);
+    return createUrlShortcut(shortcutPath, deepLink, iconPath);
+  }
+
+  const windowVbsPath = app.isPackaged
+    ? path.join(process.resourcesPath, "windows.vbs")
+    : undefined;
+
+  const options = {
+    filePath: process.execPath,
+    arguments: deepLink,
+    name: shortcutName,
+    outputPath,
+    icon: iconPath ?? undefined,
+  };
+
+  return createDesktopShortcut({
+    windows: { ...options, VBScriptPath: windowVbsPath },
+    linux: options,
+    osx: options,
+  });
 };
 
 registerEvent("createGameShortcut", createGameShortcut);

src/main/index.ts

@@ -1,8 +1,9 @@
-import { app, BrowserWindow, net, protocol } from "electron";
+import { app, BrowserWindow, net, protocol, shell } from "electron";
 import updater from "electron-updater";
 import i18n from "i18next";
 import path from "node:path";
 import url from "node:url";
+import { spawn } from "node:child_process";
 import { electronApp, optimizer } from "@electron-toolkit/utils";
 import {
   logger,
@@ -13,7 +14,10 @@ import {
 } from "@main/services";
 import resources from "@locales";
 import { PythonRPC } from "./services/python-rpc";
-import { db, levelKeys } from "./level";
+import { db, gamesSublevel, levelKeys } from "./level";
+import { GameShop } from "@types";
+import { parseExecutablePath } from "./events/helpers/parse-executable-path";
+import { parseLaunchOptions } from "./events/helpers/parse-launch-options";
 import { loadState } from "./main";
 
 const { autoUpdater } = updater;
@@ -146,18 +150,61 @@ app.whenReady().then(async () => {
 
   WindowManager.createNotificationWindow();
   WindowManager.createSystemTray(language || "en");
+
+  const deepLinkArg = process.argv.find((arg) =>
+    arg.startsWith("hydralauncher://")
+  );
+  if (deepLinkArg) {
+    handleDeepLinkPath(deepLinkArg);
+  }
 });
 
 app.on("browser-window-created", (_, window) => {
   optimizer.watchWindowShortcuts(window);
 });
 
+const handleRunGame = async (shop: GameShop, objectId: string) => {
+  const gameKey = levelKeys.game(shop, objectId);
+  const game = await gamesSublevel.get(gameKey);
+
+  if (!game?.executablePath) {
+    logger.error("Game not found or no executable path", { shop, objectId });
+    return;
+  }
+
+  const parsedPath = parseExecutablePath(game.executablePath);
+  const parsedParams = parseLaunchOptions(game.launchOptions);
+
+  await gamesSublevel.put(gameKey, {
+    ...game,
+    executablePath: parsedPath,
+  });
+
+  if (parsedParams.length === 0) {
+    shell.openPath(parsedPath);
+    return;
+  }
+
+  spawn(parsedPath, parsedParams, { shell: false, detached: true });
+};
+
 const handleDeepLinkPath = (uri?: string) => {
   if (!uri) return;
 
   try {
     const url = new URL(uri);
 
+    if (url.host === "run") {
+      const shop = url.searchParams.get("shop") as GameShop | null;
+      const objectId = url.searchParams.get("objectId");
+
+      if (shop && objectId) {
+        handleRunGame(shop, objectId);
+      }
+
+      return;
+    }
+
     if (url.host === "install-source") {
       WindowManager.redirect(`settings${url.search}`);
       return;