const { app, BrowserWindow, screen, Tray, nativeImage, Menu, ipcMain, clipboard, dialog } = require('electron');
const path = require('node:path')
app.allowRendererProcessReuse = false;
let mainWindow = null;
let isMaximized = false;

class AppWindow extends BrowserWindow {
  constructor(config) {
    const basicConfig = {
      webPreferences: {
        contextIsolation: true,
        nodeIntegration: true,
        enableRemoteModule: true,
        nodeIntegrationInWorker: true,
        allowMediaDevices: true,
        preload: path.join(__dirname, 'preload.js')
      },
      show: false,
      frame: false,
      icon: '',
      icon: '',
      backgroundColor: '#00000000',
      transparent: true,
    };
    const finalConfig = { ...basicConfig, ...config };
    super(finalConfig);
    const env = process.argv.find((arg) => arg.startsWith('--env='))?.split('=')[1];
    if (env) {
      // 开发
      this.loadURL('http://localhost:3000');
    } else {
      // 打包
      this.loadFile(path.resolve(__dirname, './dist/index.html'));
    }
    this.once('ready-to-show', () => {
      this.show();
    });
  }
}

function showWindow() {
  // 如果主窗口已经存在但被最小化了，则恢复显示
  if (mainWindow && mainWindow.isMinimized()) {
    mainWindow.show();
  }
  // 如果主窗口已存在但不是焦点窗口，则将其置为焦点
  if (mainWindow && !mainWindow.isFocused()) {
    mainWindow.show();
    mainWindow.focus();
  }
  // 如果主窗口还没有被创建，则创建它
  if (!mainWindow) {
    createWindow();
  }
}
function createTray() {
  const iconPath = `${__dirname}/src/assets/icon.png`;
  const trayIcon = nativeImage.createFromPath(iconPath);
  const tray = new Tray(trayIcon);
  const contextMenu = Menu.buildFromTemplate([
    {
      label: '打开', click: () => {
        showWindow()
      },
      icon: iconPath,
    },
    {
      label: '退出', click: () => {
        app.quit();
        mainWindow = null;
      },
      icon: iconPath,
    },
    {
      label: '退出到系统托盘', click: () => {
        mainWindow.hide();
      },
      icon: iconPath,
    },
  ]);
  tray.setToolTip('智汇享');
  tray.setContextMenu(contextMenu);
  tray.on('click', () => {
    if (mainWindow.isVisible()) {
      mainWindow.hide()
    } else {
      mainWindow.show()
    }
  });
}

function createWindow() {
  mainWindow = new AppWindow();
  mainWindow.focus();
}

app.on('ready', () => {
  createWindow()
  createTray()
  // 监听f12打开控制台
  mainWindow.webContents.on('before-input-event', (event, input) => {
    if (input.key === 'F12') {
      mainWindow.webContents.openDevTools()
    }
  });

  // 监听移动
  mainWindow.on('move', () => {
    // 如果是全屏自动恢复到上次窗口大小
    if (isMaximized) {
      mainWindow.setResizable(true)
      mainWindow.unmaximize()
      isMaximized = false;
    }
    if (mainWindow.isMaximized()) {
      isMaximized = true;
    }
  });
  // 放大缩小退出窗口
  ipcMain.handle('setViewStatus', (event, status) => {
    switch (status) {
      case 'quit':
        app.quit();
        mainWindow = null;
        break;
      case 'maximize':
        mainWindow.maximize()
        mainWindow.setResizable(false)
        break;
      case 'unmaximize':
        mainWindow.setResizable(true)
        mainWindow.unmaximize()
        break;
      case 'minimize':
        mainWindow.minimize()
        break;
    }
  });
  // 下载文件并放置选择的文件夹
  ipcMain.handle('dwFile', (event, url) => {
    // dialog.showOpenDialog(mainWindow, {
    //   properties: ['openDirectory']
    // }).then(result => {
    //   if (!result.canceled) {
    //     const selectedPath = result.filePaths[0];
    //     win.webContents.on('will-download', (event, item, webContents) => {
    //       console.log('Selected download folder:', selectedPath);
    //       console.log(url);
    //       item.setSavePath(`${selectedPath}/${url}`);
    //       item.resume();
    //     });
    //   }
    // }).catch(err => {

    // });
  });
  // 导出是否全屏
  ipcMain.handle('getIsMaximized', () => {
    return mainWindow.isMaximized();
  });

  // 复制文字
  ipcMain.handle('setWriteText', (event, text) => {
    clipboard.writeText(text)
  });

  // 设置桌面应用基础属性
  ipcMain.handle('setMainWindowSize', (event, config) => {
    // 设置最小窗口尺寸
    mainWindow.setMinimumSize(config.width, config.height);
    // 设置最大尺寸
    const primaryDisplay = screen.getPrimaryDisplay()
    const { width, height } = primaryDisplay.workAreaSize
    if (config.key === 'login') {
      mainWindow.setMaximumSize(config.width, config.height);
    } else {
      mainWindow.setMaximumSize(width, height);
    }
    // 设置窗口尺寸
    mainWindow.setSize(config.width, config.height)
    // 设置窗口位置使其居中于当前屏幕
    const display = screen.getDisplayMatching({ ...mainWindow.getBounds() });
    const x = Math.round((display.workArea.width - mainWindow.getSize()[0]) / 2);
    const y = Math.round((display.workArea.height - mainWindow.getSize()[1]) / 2);
    mainWindow.setPosition(x, y);
  });
});