import router from "@/router/index-user.js";
import NProgress from "nprogress";
import "nprogress/nprogress.css";
import { userInfoCookie } from "@/utils/auth";
import store from "@/store";

NProgress.configure({
  showSpinner: false
}); // NProgress Configuration

const whiteList = [
  "/login",
  "/reg",
  "/forget-pwd",
  "/auth-redirect",
  "/print",
  "/inbound/purchase/print-barcode",
  // 网站
  "/index",
  "/upload-card-id",
  "/contact-us",
  "/business",
  "/store-search",
  "/way-search",
  "/newsinfo"
]; // no redirect whitelist

/* *
 * 查找菜单是否有权限
 * @param routes asyncRouterMap
 * @param path
 */
function findRouter(routes, path, parentPath) {
  let isExist = false;

  routes.forEach(route => {
    var currentPath = route.path;
    if (currentPath.indexOf("/") !== 0) {
      currentPath = parentPath + "/" + currentPath;
    }
    if (currentPath.toLowerCase() === path.toLowerCase()) {
      isExist = true;
      return true;
    } else {
      if (route.children) {
        if (findRouter(route.children, path, currentPath)) {
          isExist = true;
        }
      }
    }
  });

  return isExist;
}

/* *
 * 校验是否存在白名单中
 * @param path
 */
function checkWhite(path) {
  var isOK = false;
  whiteList.forEach(item => {
    if (path.toLowerCase().indexOf(item) >= 0) isOK = true;
  });
  return isOK;
}

router.beforeEach((to, from, next) => {
  NProgress.start(); // start progress bar
  if (checkWhite(to.path)) {
    // 在免登录白名单，直接进入
    const userInfo = store.getters.userInfo;
    if (!userInfo || !userInfo.accessToken) {
      store.dispatch("GetUserInfo").then(res => {
        next();
        NProgress.done();
        return;
      });
    } else {
      next();
      NProgress.done();
    }
    return;
  }
  var userInfo = userInfoCookie.getUserInfo();
  if (userInfo && userInfo.accessToken) {
    // determine if there has token
    /* has token */
    if (to.path === "/login") {
      next();
      NProgress.done(); // if current page is dashboard will not trigger	afterEach hook, so manually handle it
    } else {
      const userInfo = store.getters.userInfo;
      // var addRouters = store.getters.routers;
      if (!userInfo || !userInfo.accessToken) {
        store.dispatch("GetUserInfo").then(res => {
          if (!res.menuList) {
            next(`/login?redirect=${to.path}`); // 否则全部重定向到登录页
            NProgress.done(); // if current page is login will not trigger afterEach hook, so manually handle it
            return;
          }
          // 生成菜单
          store.dispatch("GenerateUserRoutes", res.menuList).then(() => {
            // 根据roles权限生成可访问的路由表
            /* var routers = store.getters.routers;
            if (!routers.length) {
              Message.error('没有设置任何权限！');
              next(`/login?redirect=${to.path}`) // 全部重定向到登录页
            }
            router.addRoutes(routers); // 动态添加可访问路由表 */
            next({ ...to, replace: true });
          });
        });
      } else {
        var routes = store.getters.permission_routers;
        const existRoute = findRouter(routes, to.path, "");

        if (existRoute) {
          next();
        } else {
          next({
            path: "/401",
            replace: true,
            query: {
              noGoBack: true
            }
          });
        }
      }
      NProgress.done(); // finish progress bar
    }
  } else {
    next(`/login?redirect=${to.path}`); // 否则全部重定向到登录页
    NProgress.done(); // if current page is login will not trigger afterEach hook, so manually handle it
  }
});

router.afterEach(() => {
  NProgress.done(); // finish progress bar
});