//==本JS是加载Lodop插件或Web打印服务CLodop/Lodop7的综合示例，可直接使用，建议理解后融入自己程序==
import Vue from 'vue'
var CreatedOKLodopObject, CLodopIsLocal, CLodopJsState

//==判断是否需要CLodop(那些不支持插件的浏览器):==
function needCLodop() {
  try {
    var ua = navigator.userAgent
    if (ua.match(/Windows\sPhone/i)) return true
    if (ua.match(/iPhone|iPod|iPad/i)) return true
    if (ua.match(/Android/i)) return true
    if (ua.match(/Edge\D?\d+/i)) return true

    var verTrident = ua.match(/Trident\D?\d+/i)
    var verIE = ua.match(/MSIE\D?\d+/i)
    var verOPR = ua.match(/OPR\D?\d+/i)
    var verFF = ua.match(/Firefox\D?\d+/i)
    var x64 = ua.match(/x64/i)
    if (!verTrident && !verIE && x64) return true
    else if (verFF) {
      verFF = verFF[0].match(/\d+/)
      if (verFF[0] >= 41 || x64) return true
    } else if (verOPR) {
      verOPR = verOPR[0].match(/\d+/)
      if (verOPR[0] >= 32) return true
    } else if (!verTrident && !verIE) {
      var verChrome = ua.match(/Chrome\D?\d+/i)
      if (verChrome) {
        verChrome = verChrome[0].match(/\d+/)
        if (verChrome[0] >= 41) return true
      }
    }
    return false
  } catch (err) {
    return true
  }
}

//加载CLodop时用双端口(http是8000/18000,而https是8443/8444)以防其中某端口被占,
//主JS文件名“CLodopfuncs.js”是固定名称，其内容是动态的，与其链接的打印环境有关:
function loadCLodop() {
  if (CLodopJsState == 'loading' || CLodopJsState == 'complete') return
  CLodopJsState = 'loading'
  var head =
    document.head ||
    document.getElementsByTagName('head')[0] ||
    document.documentElement
  var JS1 = document.createElement('script')
  var JS2 = document.createElement('script')

  if (window.location.protocol == 'https:') {
    JS1.src = 'https://localhost.lodop.net:8443/CLodopfuncs.js'
    JS2.src = 'https://localhost.lodop.net:8444/CLodopfuncs.js'
  } else {
    JS1.src = 'http://localhost:8000/CLodopfuncs.js'
    JS2.src = 'http://localhost:18000/CLodopfuncs.js'
  }
  JS1.onload = JS2.onload = function () {
    CLodopJsState = 'complete'
  }
  JS1.onerror = JS2.onerror = function () {
    CLodopJsState = 'complete'
  }
  head.insertBefore(JS1, head.firstChild)
  head.insertBefore(JS2, head.firstChild)
  CLodopIsLocal = !!(JS1.src + JS2.src).match(/\/\/localho|\/\/127.0.0./i)
}

if (needCLodop()) {
  loadCLodop()
} //开始加载
function showMsg(text) {
  Vue.prototype.$msgbox({
    title: '提示',
    message: text,
    showCancelButton: false,
    showConfirmButton: false,
    dangerouslyUseHTMLString: true,
    closeOnClickModal: false,
    center: true,
  })
}
//==获取LODOP对象主过程,判断是否安装、需否升级:==
export function getLodop(oOBJECT, oEMBED) {
  var strFontTag = "<font '>打印控件"
  var strLodopInstall =
    strFontTag +
    "未安装!点击这里<a href='http://www.lodop.net/download/Lodop6.226Clodop4.161.zip' target='_self'>执行安装</a>"
  var strLodopUpdate =
    strFontTag +
    "需要升级!点击这里<a href='install_lodop32.exe' target='_self'>执行升级</a>"
  var strLodop64Install =
    strFontTag +
    "未安装!点击这里<a href='install_lodop64.exe' target='_self'>执行安装</a>"
  var strLodop64Update =
    strFontTag +
    "需要升级!点击这里<a href='install_lodop64.exe' target='_self'>执行升级</a>"
  var strCLodopInstallA =
    "<font >Web打印服务CLodop未安装启动，点击下列按钮执行安装<br><a href='http://www.lodop.net/download/Lodop6.226Clodop4.161.zip' target='_self'>安装32位</a> <a href='http://www.lodop.net/download/CLodop_Setup_for_Win64NT_4.161EN.zip' target='_self'>安装64位</a><br>"
  var strCLodopInstallB =
    "（若此前已安装过，可点这里直接<a href='CLodop.protocol:setup' target='_self'>再次启动</a>）"
  var strCLodopUpdate =
    "<font >Web打印服务CLodop需升级!点击这里<a href='CLodop_Setup_for_Win32NT.exe' target='_self'>执行升级</a>"
  var strLodop7FontTag = '<font >Web打印服务Lodop7'
  var strLodop7HrefX86 =
    "点击这里<a href='http://www.lodop.net/download/Lodop7.043_Linux_X86_64_CN.tar.gz' target='_self'>下载安装</a>(下载后解压，点击lodop文件开始执行)"
  var strLodop7HrefARM =
    "点击这里<a href='http://www.lodop.net/download/Lodop7.043_Linux_ARM64_CN.tar.gz'  target='_self'>下载安装</a>(下载后解压，点击lodop文件开始执行)"
  var strLodop7Install_X86 =
    strLodop7FontTag + '未安装启动，' + strLodop7HrefX86
  var strLodop7Install_ARM =
    strLodop7FontTag + '未安装启动，' + strLodop7HrefARM
  var strLodop7Update_X86 = strLodop7FontTag + '需升级，' + strLodop7HrefX86
  var strLodop7Update_ARM = strLodop7FontTag + '需升级，' + strLodop7HrefARM
  var strInstallOK = '，成功后请刷新本页面或重启浏览器。</font>'
  var LODOP
  try {
    var isWinIE =
      /MSIE/i.test(navigator.userAgent) || /Trident/i.test(navigator.userAgent)
    var isWinIE64 = isWinIE && /x64/i.test(navigator.userAgent)
    var isLinuxX86 =
      /Linux/i.test(navigator.platform) && /x86/i.test(navigator.platform)
    var isLinuxARM =
      /Linux/i.test(navigator.platform) && /aarch/i.test(navigator.platform)

    if (needCLodop() || isLinuxX86 || isLinuxARM) {
      try {
        LODOP = window.getCLodop()
      } catch (err) {
        console.log(err);
      }
      if (!LODOP && CLodopJsState !== 'complete') {
        if (CLodopJsState == 'loading')
          alert('网页还没下载完毕，请稍等一下再操作.')
        else alert('未曾加载Lodop主JS文件，请先调用loadCLodop过程.')
        return
      }
      var strAlertMessage
      if (!LODOP) {
        if (isLinuxX86) strAlertMessage = strLodop7Install_X86
        else if (isLinuxARM) strAlertMessage = strLodop7Install_ARM
        else
          strAlertMessage =
            strCLodopInstallA + (CLodopIsLocal ? strCLodopInstallB : '')
        showMsg(strAlertMessage + strInstallOK)
        // document.body.innerHTML =
        //   strAlertMessage + strInstallOK + document.body.innerHTML
        return
      } else {
        if (isLinuxX86 && LODOP.CVERSION < '7.0.4.3')
          strAlertMessage = strLodop7Update_X86
        else if (isLinuxARM && LODOP.CVERSION < '7.0.4.3')
          strAlertMessage = strLodop7Update_ARM
        else if (window.CLODOP.CVERSION < '4.1.6.1') strAlertMessage = strCLodopUpdate

        if (strAlertMessage) showMsg(strAlertMessage + strInstallOK)
        // document.body.innerHTML =
        // strAlertMessage + strInstallOK + document.body.innerHTML
      }
    } else {
      //==如果页面有Lodop插件就直接使用,否则新建:==
      if (oOBJECT || oEMBED) {
        if (isWinIE) LODOP = oOBJECT
        else LODOP = oEMBED
      } else if (!CreatedOKLodopObject) {
        LODOP = document.createElement('object')
        LODOP.setAttribute('width', 0)
        LODOP.setAttribute('height', 0)
        LODOP.setAttribute(
          'style',
          'position:absolute;left:0px;top:-100px;width:0px;height:0px;'
        )
        if (isWinIE)
          LODOP.setAttribute(
            'classid',
            'clsid:2105C259-1E0C-4534-8141-A753534CB4CA'
          )
        else LODOP.setAttribute('type', 'application/x-print-lodop')
        document.documentElement.appendChild(LODOP)
        CreatedOKLodopObject = LODOP
      } else LODOP = CreatedOKLodopObject
      //==Lodop插件未安装时提示下载地址:==
      if (!LODOP || !LODOP.VERSION) {
        showMsg(
          (isWinIE64 ? strLodop64Install : strLodopInstall) + strInstallOK
        )
        // document.body.innerHTML =
        //   (isWinIE64 ? strLodop64Install : strLodopInstall) +
        //   strInstallOK +
        //   document.body.innerHTML
        return LODOP
      }
      if (LODOP.VERSION < '6.2.2.6') {
        showMsg((isWinIE64 ? strLodop64Update : strLodopUpdate) + strInstallOK)
        // document.body.innerHTML =
        //   (isWinIE64 ? strLodop64Update : strLodopUpdate) +
        //   strInstallOK +
        //   document.body.innerHTML
      }
    }
    //===如下空白位置适合调用统一功能(如注册语句、语言选择等):=======================
    LODOP.SET_LICENSES('', 'A9F23BF819622E36A8775E717685989E9FC', '', '')
    //===============================================================================
    return LODOP
  } catch (err) {
    alert('getLodop出错:' + err)
  }
}
