'use strict'

const { app, protocol, BrowserWindow, ipcMain } = require('electron')
const { createProtocol } = require('vue-cli-plugin-electron-builder/lib')
const path = require('path')
const isDevelopment = process.env.NODE_ENV !== 'production'
const additionalData = { myKey: 'myValue' }
let myWindow = null
// Scheme must be registered before the app is ready
protocol.registerSchemesAsPrivileged([
  { scheme: 'app', privileges: { secure: true, standard: true } }
])

async function createWindow() {
  // Create the browser window.
  const win = new BrowserWindow({
    width: 1200,
    height: 800,
    webPreferences: {
      nodeIntegration: true,
      contextIsolation: false,
      enableRemoteModule: true,
      webSecurity: false,
      preload: path.join(__dirname, '../electron/preload.js')
    }
  })

  if (process.env.WEBPACK_DEV_SERVER_URL) {
    // Load the url of the dev server if in development mode
    await win.loadURL(process.env.WEBPACK_DEV_SERVER_URL)
    if (!process.env.IS_TEST) win.webContents.openDevTools()
  } else {
    createProtocol('app')
    // Load the index.html when not in development
    win.loadURL('app://./index.html')
  }

  // 处理打印请求
  ipcMain.on('silent-print', (event, data) => {
    const { content, printerName } = data
    const printWindow = new BrowserWindow({
      show: false,
      webPreferences: {
        nodeIntegration: true,
        contextIsolation: false
      }
    })

    printWindow.loadURL(`data:text/html;charset=utf-8,${encodeURIComponent(content)}`)

    printWindow.webContents.on('did-finish-load', () => {
      // 获取所有打印机
      const printers = printWindow.webContents.getPrinters()
      console.log('Available printers:', printers)

      // 检查指定的打印机是否存在
      const targetPrinter = printers.find(p => p.name === printerName)
      if (!targetPrinter) {
        console.error('Printer not found:', printerName)
        event.reply('print-complete', { 
          success: false, 
          error: `Printer "${printerName}" not found` 
        })
        printWindow.close()
        return
      }

      // 设置打印选项
      const options = {
        silent: true,
        printBackground: true,
        deviceName: printerName,
        margins: {
          marginType: 'none'
        },
        landscape: false,
        scaleFactor: 100
      }

      // 执行打印
      printWindow.webContents.print(options, (success, errorType) => {
        console.log('Print result:', success, errorType)
        if (success) {
          event.reply('print-complete', { success: true })
        } else {
          event.reply('print-complete', { 
            success: false, 
            error: errorType || 'Unknown error' 
          })
        }
        printWindow.close()
      })
    })

    // 处理加载错误
    printWindow.webContents.on('did-fail-load', (error) => {
      console.error('Failed to load content:', error)
      event.reply('print-complete', { 
        success: false, 
        error: 'Failed to load content' 
      })
      printWindow.close()
    })
  })
}

const gotTheLock = app.requestSingleInstanceLock(additionalData)
if (!gotTheLock) {
  app.quit()
} else {
  app.on('second-instance', (event, commandLine, workingDirectory, additionalData) => {
    if (myWindow) {
      if (myWindow.isMinimized()) myWindow.restore()
      myWindow.focus()
    }
  })

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

  app.on('activate', () => {
    // 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()
  })

  // 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.on('ready', async () => {
    createWindow()
  })

  // Exit cleanly on request from parent process in development mode.
  if (isDevelopment) {
    if (process.platform === 'win32') {
      process.on('message', (data) => {
        if (data === 'graceful-exit') {
          app.quit()
        }
      })
    } else {
      process.on('SIGTERM', () => {
        app.quit()
      })
    }
  }
}