// vm，就是我们在vue文件里面的this，所以我们能在这里获取vuex的变量，比如存放在里面的token
const install = (Vue, vm) => {
  Vue.prototype.$u.http.setConfig({
    baseUrl: vm.config.baseUrl,
    loadingText: '努力加载中~',
    loadingTime: 800,
    originalData: true,
    dataType: 'text'
  });
  let isRefreshing = false;
  // 请求拦截，配置Token等参数
  Vue.prototype.$u.http.interceptor.request = (config) => {
    if (vm.vuex_token) {
      config.header.Authorization = `Bearer ${vm.vuex_token}`;
    }
    // 请求地址加时间戳
    config.url = config.url + '?t=' + Date.now();
    let noTokenList = [
      '/client/wechat/h5/code/',
      '/client/auth/sendSmsCodeV2',
      '/client/auth/verifyCodeV2',
      '/client/auth/loginToWxOpenId',
      '/client/auth/sendSmsCodeV3',
      '/client/auth/loginToMobile'
    ];
    if (noTokenList.includes(config.url)) config.header.noToken = true;
    return config;
  };
  // 响应拦截，判断状态码是否通过
  Vue.prototype.$u.http.interceptor.response = (res) => {
    if (res.data) {
      // 解决出现数据精度缺失问题
      const jsonBigint = require('json-bigint')({ storeAsString: true });
      res = jsonBigint.parse(res.data);
      if (res.code == 200) {
        return res;
      } else if (res.code == 401 || (res.code == 400 && res.msg == '令牌不能为空')) {
        if (!isRefreshing) {
          login(vm);
          isRefreshing = true;
        }
        return false;
      } else {
        // 用来判断时候需要使用当前提示框
        const noTipMsg = ['无任何订单'];
        const index = noTipMsg.findIndex((item) => res?.msg.indexOf(item) > -1);
        if (index < 0) {
          uni.showToast({
            title: res.msg || '程序错误!',
            duration: 2000,
            icon: 'none'
          });
        }
        return false;
      }
    } else {
      uni.showToast({
        title: '程序错误!',
        duration: 2000,
        icon: 'error'
      });
      return false;
    }
  };
};

const login = (vm) => {
  const backUrl = location.href,
    openidPage = vm.config.onlyWxLogin, // 只需要传openid的页面集合
    needValidPage = openidPage.filter((item) => backUrl.indexOf(item) > -1); // 是否为需要验证的页面集合
  // 判断浏览器
  const ua = window.navigator.userAgent.toLowerCase();
  // 微信中打开
  if (ua.match(/MicroMessenger/i) == 'micromessenger') {
    // 防止重复跳转
    if (backUrl.indexOf('backUrl') === -1) {
      vm.$u.route('pages/wechatLogin/wechatLogin', { backUrl: encodeURIComponent(backUrl), loginType: needValidPage.length ? 2 : 1 });
    }
  } else {
    // 普通浏览器中打开
    if (backUrl.indexOf('backUrl') === -1) {
      localStorage.setItem('backUrl', encodeURIComponent(backUrl));
    }
    uni.showModal({
      title: '提示',
      content: '未查询到登录信息或信息已失效, 请重新登录',
      showCancel: false,
      success: function (res) {
        if (res.confirm) {
          localStorage.removeItem('lifeData');
          uni.redirectTo({
            url: '/pages/center/phoneLogin/phoneLogin'
          });
        }
      }
    });
  }
};

export default {
  install
};