/*
 *
 * Copyright (c) 2025. Jeffery Hsu - Achievement Report Generator
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/>.
 *
 */

import { app, shell, BrowserWindow, ipcMain, dialog, screen } from 'electron'
import { join } from 'path'
import { electronApp, optimizer, is } from '@electron-toolkit/utils'
import icon from '../../resources/icon.png?asset'
import installExtension, { VUEJS_DEVTOOLS } from 'electron-devtools-installer'
import * as XLSX from 'xlsx'
import { WorkBook } from 'xlsx'

function createWindow(): void {
  // Create the browser window.
  const mainWindow = new BrowserWindow({
    width: 1024,
    minWidth: 1024,
    height: 728,
    minHeight: 728,
    show: false,
    autoHideMenuBar: true,
    titleBarStyle: 'hidden',
    icon: icon,
    webPreferences: {
      preload: join(__dirname, '../preload/index.js'),
      sandbox: false
    },
    vibrancy: 'fullscreen-ui',
    // bug trace: https://github.com/electron/electron/issues/38466#issuecomment-2576225294
    backgroundMaterial: 'tabbed',
    maximizable: 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'))
  }

  mainWindow.webContents.openDevTools()
}

// 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(() => {
  const primaryDisplay = screen.getPrimaryDisplay()
  const workAreaSize = primaryDisplay.workAreaSize
  let previousBounds = { width: 1024, height: 728 } // Default previous size

  // Install Vue Devtool
  installExtension(VUEJS_DEVTOOLS)
    .then((ext) => console.log(`Added Extension:  ${ext.name}`))
    .catch((err) => console.log('An error occurred: ', err))

  // Set app user model id for windows
  electronApp.setAppUserModelId('com.electron')

  // 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
  ipcMain.on('title_bar', (_, ev: 'minimize' | 'maximize' | 'close') => {
    const win = BrowserWindow.getFocusedWindow() as BrowserWindow

    if (ev === 'close') {
      win.close()
    } else if (ev === 'minimize') {
      win.minimize()
    } else if (ev === 'maximize') {
      // if (win.isMaximized()) {
      //   win.restore()
      // } else {
      //   win.maximize()
      // }
      if (
        win.getBounds().width < workAreaSize.width &&
        win.getBounds().height < workAreaSize.height
      ) {
        previousBounds = win.getBounds()
        win.setBounds({ x: 0, y: 0, width: workAreaSize.width, height: workAreaSize.height })
      } else {
        win.setBounds(previousBounds)
      }
    }
  })

  ipcMain.handle('read-xlsx', async (): Promise<WorkBook | null> => {
    const win = BrowserWindow.getFocusedWindow() as BrowserWindow
    const result = await dialog.showOpenDialog(win, {
      properties: ['openFile'],
      filters: [{ name: 'Excel文件', extensions: ['xlsx', 'xls'] }]
    })
    if (result.filePaths.length) {
      try {
        return XLSX.readFile(result.filePaths[0])
      } catch (e) {
        console.error(e)
      }
    }
    return null
  })
  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()
  }
})

// In this file you can include the rest of your app"s specific main process
// code. You can also put them in separate files and require them here.
