Prepare scanner branch for merge

electron/appWindowManager.ts

@@ -0,0 +1,145 @@
+import { BrowserWindow, Menu, screen } from "electron";
+import path from "node:path";
+
+export interface AppWindowManagerOptions {
+  preloadPath: string;
+  rendererUrl?: string;
+  rendererFilePath: string;
+  onMainReadyToShow?: () => void | Promise<void>;
+}
+
+export interface AppWindowManager {
+  createMainWindow: () => void;
+  focusMainWindow: () => { ok: boolean };
+  hasMainWindow: () => boolean;
+  getMainWindow: () => BrowserWindow | null;
+  sendScannerCommand: (command: unknown) => void;
+  createOverlayWindow: () => void;
+  hideOverlayWindow: () => { ok: boolean };
+}
+
+export function createAppWindowManager({
+  preloadPath,
+  rendererUrl,
+  rendererFilePath,
+  onMainReadyToShow,
+}: AppWindowManagerOptions): AppWindowManager {
+  let mainWindow: BrowserWindow | null = null;
+  let overlayWindow: BrowserWindow | null = null;
+
+  function createMainWindow() {
+    Menu.setApplicationMenu(null);
+
+    mainWindow = new BrowserWindow({
+      width: 1320,
+      height: 860,
+      minWidth: 1120,
+      minHeight: 720,
+      backgroundColor: "#090711",
+      title: "Genshin Artifact Assistant",
+      show: false,
+      autoHideMenuBar: true,
+      webPreferences: {
+        preload: preloadPath,
+        contextIsolation: true,
+        nodeIntegration: false,
+      },
+    });
+
+    mainWindow.setMenuBarVisibility(false);
+    mainWindow.on("closed", () => {
+      mainWindow = null;
+    });
+    mainWindow.once("ready-to-show", () => {
+      void onMainReadyToShow?.();
+      focusMainWindow();
+    });
+    mainWindow.webContents.once("did-finish-load", () => {
+      setTimeout(() => focusMainWindow(), 350);
+    });
+
+    if (rendererUrl) {
+      mainWindow.loadURL(rendererUrl);
+    } else {
+      mainWindow.loadFile(rendererFilePath);
+    }
+  }
+
+  function focusMainWindow() {
+    if (!mainWindow || mainWindow.isDestroyed()) return { ok: false };
+
+    if (mainWindow.isMinimized()) mainWindow.restore();
+    mainWindow.show();
+    // Genshin often keeps foreground focus after a scan click. Toggling
+    // always-on-top for one tick nudges Windows to surface the dashboard again
+    // without leaving it pinned above other apps.
+    mainWindow.setAlwaysOnTop(true, "screen-saver");
+    mainWindow.focus();
+    setTimeout(() => {
+      if (!mainWindow || mainWindow.isDestroyed()) return;
+      mainWindow.setAlwaysOnTop(false);
+      mainWindow.focus();
+    }, 250);
+    return { ok: true };
+  }
+
+  function sendScannerCommand(command: unknown) {
+    if (!mainWindow || mainWindow.isDestroyed()) return;
+    mainWindow.webContents.send("scanner:command", command);
+  }
+
+  function createOverlayWindow() {
+    if (overlayWindow) {
+      overlayWindow.show();
+      return;
+    }
+
+    const display = screen.getPrimaryDisplay();
+    overlayWindow = new BrowserWindow({
+      x: display.workArea.x,
+      y: display.workArea.y,
+      width: display.workArea.width,
+      height: display.workArea.height,
+      transparent: true,
+      frame: false,
+      alwaysOnTop: true,
+      skipTaskbar: true,
+      resizable: false,
+      focusable: false,
+      webPreferences: {
+        preload: preloadPath,
+        contextIsolation: true,
+        nodeIntegration: false,
+      },
+    });
+
+    overlayWindow.setIgnoreMouseEvents(true, { forward: true });
+
+    if (rendererUrl) {
+      overlayWindow.loadURL(`${rendererUrl}?overlay=1`);
+    } else {
+      overlayWindow.loadFile(rendererFilePath, {
+        query: { overlay: "1" },
+      });
+    }
+
+    overlayWindow.on("closed", () => {
+      overlayWindow = null;
+    });
+  }
+
+  function hideOverlayWindow() {
+    overlayWindow?.close();
+    return { ok: true };
+  }
+
+  return {
+    createMainWindow,
+    focusMainWindow,
+    hasMainWindow: () => Boolean(mainWindow && !mainWindow.isDestroyed()),
+    getMainWindow: () => mainWindow,
+    sendScannerCommand,
+    createOverlayWindow,
+    hideOverlayWindow,
+  };
+}