import { getGXconfig } from "@/api/uniMP.js";
const mp = uni.requireNativePlugin('uniMP');

let appid = '';  // 应用id
let wgtFile = '';  // 应用文件地址

// 比较版本号大小
function compareVersions(version1, version2) {
  const arr1 = version1.split('.').map(Number);
  const arr2 = version2.split('.').map(Number);
  for (let i = 0; i < Math.max(arr1.length, arr2.length); i++) {
    const num1 = i < arr1.length ? arr1[i] : 0;
    const num2 = i < arr2.length ? arr2[i] : 0;
    if (num1 > num2) {
      return 1;
    } else if (num1 < num2) {
      return -1;
    }
  }
  return 0;
}

// 加载小程序
const loadMP = async (id) => {
  appid = id;
  uni.showLoading({
    title: '加载中',
    mask: true
  })
  let info = await getGXconfig();
  console.log('最新版本', info.data);
  console.log(mp, uni);
  // return ;
  mp.getUniMPVersion(id, (ret) => {
    console.log('当前版本', ret);
    if (0!=ret.code||compareVersions(info.data.version, ret.versionInfo.name) == 1||true) {
      uni.downloadFile({
        url: info.data.version_info?.dow_url,
        success(res) {
          wgtFile = res.tempFilePath;
          console.log('下载完成', wgtFile);
          installMP();
        }
      })
    } else {
      open()
    }
  });
};
// 小程序版本信息
const getVersion = (id) => {
  appid = id;
  return new Promise((resolve, reject) => {
    mp.getUniMPVersion(appid, (ret) => {
      console.log('供销', ret);
    });
  })
}
// 安装小程序
const installMP = () => {
  mp.getUniMPVersion(appid, (ret) => {
    console.log('安装:供销', ret);
    doInstallMP();
    // if (0 != ret.code) { //获取失败时安装应用
    //   doInstallMP();
    // } else {
    //   uni.showModal({
    //     title: '提示',
    //     content: 'uni小程序已安装，是否覆盖？',
    //     success: res => {
    //       res.confirm && doInstallMP();
    //     }
    //   });
    // }
    console.log('getUniMPVersion: ' + JSON.stringify(ret));
  });
};
const doInstallMP = () => {
  mp.installUniMP({
    appid: appid,
    wgtFile: wgtFile
  }, (r) => {
    if (0 == r.code) {
      // uni.showToast({
      //   title: '安装成功'
      // });
      console.log('小程序安装成功');
      open();
    } else {
      uni.hideLoading();
      uni.showModal({
        title: '安装失败',
        content: JSON.stringify(r),
        showCancel: false
      });
    }
    console.log('安装供销: ' + JSON.stringify(r));
  });
};

const open = (id = null) => {
  mp.openUniMP({
    appid: id || appid,
    extraData: {
      uniMP: true
    }
  }, (ret) => {
    uni.hideLoading();
    if (0 != ret.code) {
      uni.showModal({
        title: '启动失败',
        content: JSON.stringify(ret),
        showCancel: false
      });
    }
    console.log('openUniMP: ' + JSON.stringify(ret));
  });
}

export default {
  loadMP,
  installMP,
  doInstallMP,
  getVersion,
  open
}