import { autoUpdater } from "electron-updater"

import {dialog, BrowserWindow} from 'electron'

import log from 'electron-log'
autoUpdater.logger = log
autoUpdater.logger.transports.file.level = "info"
const path = require('path')
const isDevelopment = process.env.NODE_ENV === 'development'

// 防止报错no such file or directory dev-app-update.yml
if (isDevelopment) {
    autoUpdater.updateConfigPath = path.join(__dirname, '../dev-app-update.yml')
}
export default () => {
    let win = null
    //设置自动下载
    autoUpdater.autoDownload = false
    // 检测是否有新版本
    autoUpdater.checkForUpdates()
    autoUpdater.on('checking-for-update', res => {
        log.info("获取版本信息:" + res)
    })
    autoUpdater.on('update-not-available', res => {
        log.info("没有可更新版本:" + res)
    })
    autoUpdater.on('update-available', res => {
        dialog.showMessageBox({
            type: 'info',
            title: '软件更新',
            message: '发现新版本, 确定更新?',
            buttons: ['确定', '取消']
        }).then(resp => {
            if (resp.response == 0) {
                createWindow()
                autoUpdater.downloadUpdate()
            }
        })
    })
    async function createWindow() {
        win = new BrowserWindow({
            width: 300,
            height: 300,
            title: "七鹊",
            frame: false, 
            transparent: true,
            maximizable: false,
            webPreferences: {
                nodeIntegration: true,
                contextIsolation: false,
                enableRemoteModule: true
            },
        })
        if (process.env.WEBPACK_DEV_SERVER_URL) {
            await win.loadURL(process.env.WEBPACK_DEV_SERVER_URL + '#/update')
        } else {
            win.loadURL('app://./index.html#/update')
        }
    }
    autoUpdater.on('download-progress', res => {
        log.info("下载监听:" + res)
        win.webContents.send('downloadProgress', res)
    })

    autoUpdater.on('update-downloaded', () => {
        dialog.showMessageBox({
            title: '下载完成',
            message: '最新版本已下载完成, 退出程序进行安装'
        }).then(() => {
            autoUpdater.quitAndInstall()
        })
    })
}