import auth from "@/plugins/auth";
import router, { constantRoutes, dynamicRoutes } from "@/router";
import { getRouters } from "@/api/menu";
import Layout from "@/layout/index";
import ParentView from "@/components/ParentView";
import InnerLink from "@/layout/components/InnerLink";
import store from "@/store";

const permission = {
  state: {
    routes: [],
    addRoutes: [],
    defaultRoutes: [],
    topbarRouters: [],
    sidebarRouters: [],
  },
  mutations: {
    SET_ROUTES: (state, routes) => {
      state.addRoutes = routes;
      state.routes = constantRoutes.concat(routes);
    },
    SET_DEFAULT_ROUTES: (state, routes) => {
      state.defaultRoutes = constantRoutes.concat(routes);
    },
    SET_TOPBAR_ROUTES: (state, routes) => {
      state.topbarRouters = routes;
    },
    SET_SIDEBAR_ROUTERS: (state, routes) => {
      state.sidebarRouters = routes;
    },
  },
  actions: {
    // 生成路由
    GenerateRoutes({ commit }) {
      return new Promise((resolve) => {
        // 向后端请求路由数据
        getRouters().then((res) => {
          const sdata = JSON.parse(JSON.stringify(res.data));
          const rdata = JSON.parse(JSON.stringify(res.data));
          const sidebarRoutes = filterAsyncRouter(sdata);
          const rewriteRoutes = filterAsyncRouter(rdata, false, true);
          // 关键修改：对静态路由也进行权限过滤
          console.log(constantRoutes,'静');
          console.log(dynamicRoutes,'动');

          const filteredConstantRoutes = filterDynamicRoutes(constantRoutes);
          const asyncRoutes = filterDynamicRoutes(dynamicRoutes);

          rewriteRoutes.push({ path: "*", redirect: "/404", hidden: true });

          // 添加过滤后的路由
          router.addRoutes(filteredConstantRoutes);
          router.addRoutes(asyncRoutes);

          // 提交到store时也使用过滤后的路由
          commit("SET_ROUTES", rewriteRoutes);
          commit(
            "SET_SIDEBAR_ROUTERS",
            filteredConstantRoutes.concat(sidebarRoutes)
          );
          commit("SET_DEFAULT_ROUTES", sidebarRoutes);
          commit("SET_TOPBAR_ROUTES", sidebarRoutes);
          resolve(rewriteRoutes);
          console.log(res.data, "路由数据");
          const result = res.data.find((item) => item.name == "Followvisit");
          Processrouting(result);
        });
      });
    },
  },
};
function Processrouting(result) {
  const arrf = [];
  const arr = store.getters.Serviceauthority;
  console.log(result, "result");
  console.log(arr, "arr");
  result.children.forEach((objA) => {
    arr.forEach((objB) => {
      if (objA.meta.title === objB.label) {
        arrf.push(objB);
      }
    });
  });
  console.log(arrf, "arrf");
  store.commit("SET_Serviceauthority", arrf);
}

// 遍历后台传来的路由字符串，转换为组件对象
function filterAsyncRouter(asyncRouterMap, lastRouter = false, type = false) {
  return asyncRouterMap.filter((route) => {
    if (type && route.children) {
      route.children = filterChildren(route.children);
    }
    if (route.component) {
      // Layout ParentView 组件特殊处理
      if (route.component === "Layout") {
        route.component = Layout;
      } else if (route.component === "ParentView") {
        route.component = ParentView;
      } else if (route.component === "InnerLink") {
        route.component = InnerLink;
      } else {
        route.component = loadView(route.component);
      }
    }
    if (route.children != null && route.children && route.children.length) {
      route.children = filterAsyncRouter(route.children, route, type);
    } else {
      delete route["children"];
      delete route["redirect"];
    }
    return true;
  });
}

function filterChildren(childrenMap, lastRouter = false) {
  var children = [];
  childrenMap.forEach((el, index) => {
    if (el.children && el.children.length) {
      if (el.component === "ParentView" && !lastRouter) {
        el.children.forEach((c) => {
          c.path = el.path + "/" + c.path;
          if (c.children && c.children.length) {
            children = children.concat(filterChildren(c.children, c));
            return;
          }
          children.push(c);
        });
        return;
      }
    }
    if (lastRouter) {
      el.path = lastRouter.path + "/" + el.path;
    }
    children = children.concat(el);
  });
  return children;
}

// 动态路由遍历，验证是否具备权限
export function filterDynamicRoutes(routes) {
  const res = [];
  routes.forEach((route) => {
    // 首先检查权限字符串 (permissions)
    if (route.permissions) {
      if (auth.hasPermiOr(route.permissions)) {
        res.push(route);
      }
    }
    // 然后检查角色权限 (roles) - 这是您需要重点关注的部分
    else if (route.roles) {
      if (auth.hasRoleOr(route.roles)) {
        res.push(route);
      }
    }
    // 对于没有设置权限的路由，默认允许访问
    else {
      res.push(route);
    }
  });
  return res;
}

export const loadView = (view) => {
  if (process.env.NODE_ENV === "development") {
    return (resolve) => require([`@/views/${view}`], resolve);
  } else {
    // 使用 import 实现生产环境的路由懒加载
    return () => import(`@/views/${view}`);
  }
};

export default permission;