import { app, shell, BrowserWindow, ipcMain } from "electron";
import { join } from "path";
import { electronApp, optimizer, is } from "@electron-toolkit/utils";
import { registerIpcHandlers } from "./ipc-handlers";
import {
  initializeStorage,
  isSecureStorageAvailable,
  getStorageBackend,
} from "./storage";

function createWindow(): void {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    width: 1400,
    height: 900,
    minWidth: 1200,
    minHeight: 700,
    show: false,
    autoHideMenuBar: true,
    titleBarStyle: "hiddenInset",
    trafficLightPosition: { x: 15, y: 10 },
    ...(process.platform === "linux" ? { icon } : {}),
    webPreferences: {
      preload: join(__dirname, "../preload/index.js"),
      sandbox: false,
      contextIsolation: true,
      nodeIntegration: false,
    },
  });

  mainWindow.on("ready-to-show", () => {
    mainWindow.show();
  });

  mainWindow.webContents.setWindowOpenHandler((details) => {
    shell.openExternal(details.url);
    return { action: "deny" };
  });

  // HMR for renderer base on electron-vite cli.
  // Load the remote URL for development or the local html file for production.
  if (is.dev && process.env["ELECTRON_RENDERER_URL"]) {
    mainWindow.loadURL(process.env["ELECTRON_RENDERER_URL"]);
  } else {
    mainWindow.loadFile(join(__dirname, "../renderer/index.html"));
  }
}

// This method will be called when Electron has finished
// initialization and is ready to create browser windows.
// Some APIs can only be used after this event occurs.
app.whenReady().then(() => {
  // Set app user model id for windows
  electronApp.setAppUserModelId("com.kintone");

  // Initialize storage
  initializeStorage();

  // Check secure storage availability
  if (!isSecureStorageAvailable()) {
    console.warn(
      `Warning: Secure storage not available (backend: ${getStorageBackend()})`,
    );
    console.warn("Passwords will not be securely encrypted on this system.");
  }

  // Register IPC handlers
  registerIpcHandlers();

  // Default open or close DevTools by F12 in development
  // and ignore CommandOrControl + R in production.
  // see https://github.com/alex8088/electron-toolkit/tree/master/packages/utils
  app.on("browser-window-created", (_, window) => {
    optimizer.watchWindowShortcuts(window);
  });

  // IPC test (keep for debugging)
  ipcMain.on("ping", () => console.log("pong"));

  createWindow();

  app.on("activate", function () {
    // On macOS it's common to re-create a window in the app when the
    // dock icon is clicked and there are no other windows open.
    if (BrowserWindow.getAllWindows().length === 0) createWindow();
  });
});

// Quit when all windows are closed, except on macOS. There, it's common
// for applications and their menu bar to stay active until the user quits
// explicitly with Cmd + Q.
app.on("window-all-closed", () => {
  if (process.platform !== "darwin") {
    app.quit();
  }
});