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";

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
        let data = [
          {
            alwaysShow: true,
            component: "Layout",
            meta: {
              icon: "build",
              link: null,
              noCache: false,
              title: "销售管理",
            },
            hidden: false,
            name: "Sales",
            path: "/sales",
            redirect: "noRedirect",
            children: [
              {
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "销售出库单",
                },
                hidden: false,
                name: "SalesOUt",
                path: "salesOUt",
                redirect: "noRedirect",
                component: "Layout",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "销售出库单维护",
                    },
                    component: () =>
                      import("@/views/sell/sellOut/sellOutBill.vue"),
                    hidden: false,
                    name: "SellOutBill",
                    path: "sellOutBill",
                  },
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "销售出库单",
                    },
                    component: () =>
                      import("@/views/sell/sellOut/sellOutBillEdit.vue"),
                    hidden: false,
                    name: "SellOutBillEdit",
                    path: "sellOutBillEdit",
                  },
                ],
              },
              {
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "销售订单",
                },
                hidden: false,
                name: "SeOrder",
                path: "seOrder",
                redirect: "noRedirect",
                component: "Layout",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "销售订单维护",
                    },
                    component: () =>
                      import("@/views/sell/xsSeOrderBill/xsSeOrderBill.vue"),
                    hidden: false,
                    name: "XsSeOrderBill",
                    path: "xsSeOrderBill",
                  },
                ],
              },
              {
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "发货通知单",
                },
                hidden: false,
                name: "SeOutStock",
                path: "seOutStock",
                redirect: "noRedirect",
                component: "Layout",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "发货通知单维护",
                    },
                    component: () =>
                      import("@/views/sell/XsSeOutStockBill.vue"),
                    hidden: false,
                    name: "XsSeOutStockBill",
                    path: "xsSeOutStockBill",
                  },
                ],
              },
              {
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "退货通知单",
                },
                hidden: false,
                name: "SeOutStockBack",
                path: "seOutStockBack",
                redirect: "noRedirect",
                component: "Layout",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "退货通知单维护",
                    },
                    component: () =>
                      import("@/views/sell/XsSeOutStockBackBillList.vue"),
                    hidden: false,
                    name: "XsSeOutStockBackBillList",
                    path: "xsSeOutStockBackBillList",
                  },
                ],
              },
            ],
          },
          {
            alwaysShow: true,
            component: "Layout",
            meta: {
              icon: "build",
              link: null,
              noCache: false,
              title: "基础建模",
            },
            hidden: false,
            name: "Basic",
            path: "/basic",
            redirect: "noRedirect",
            children: [
              {
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "生产资料",
                },
                hidden: false,
                name: "Gy",
                path: "gy",
                redirect: "noRedirect",
                component: "Layout",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "生产资料列表",
                    },
                    component: () => import("@/views/basic/gySource/index.vue"),
                    hidden: false,
                    name: "GySource",
                    path: "gySource",
                  },
                ],
              },
              {
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "公用资料",
                },
                hidden: false,
                name: "Gy",
                path: "gy",
                redirect: "noRedirect",
                component: "Layout",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "仓库列表",
                    },
                    component: () =>
                      import("@/views/basic/gyWarehouse/gyWarehouse.vue"),
                    hidden: false,
                    name: "GyWarehouse",
                    path: "gyWarehouse",
                  },
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "仓位列表",
                    },
                    component: () =>
                      import("@/views/basic/gyStockPlace/gyStockPlace.vue"),
                    hidden: false,
                    name: "GyStockPlace",
                    path: "gyStockPlace",
                  },
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "职员列表",
                    },
                    component: () =>
                      import("@/views/basic/gyEmployee/gyEmployee.vue"),
                    hidden: false,
                    name: "GyEmployee",
                    path: "gyEmployee",
                  },
                ],
              },
            ],
          },
          {
            alwaysShow: true,
            component: "Layout",
            meta: {
              icon: "build",
              link: null,
              noCache: false,
              title: "采购管理",
            },
            hidden: false,
            name: "Purchase",
            path: "/purchase",
            redirect: "noRedirect",
            children: [
              {
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "采购订单",
                },
                hidden: false,
                name: "PoOrder",
                path: "poOrder",
                redirect: "noRedirect",
                component: "Layout",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "采购订单列表",
                    },
                    component: () =>
                      import("@/views/purchase/cgPoOrderBill/cgPoOrderBill"),
                    hidden: false,
                    name: "CgPoOrderBill",
                    path: "cgPoOrderBill",
                  },
                ],
              },
              {
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "收料通知单",
                },
                hidden: false,
                name: "PoInStock",
                path: "PoInStock",
                redirect: "noRedirect",
                component: "Layout",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "收料通知单列表",
                    },
                    component: () =>
                      import(
                        "@/views/purchase/cgPoInStockBill/cgPoInStockBill.vue"
                      ),
                    hidden: false,
                    name: "CgPoInStockBill",
                    path: "cgPoInStockBill",
                  },
                ],
              },
              {
                alwaysShow: true,
                component: "Layout",
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "系统管理",
                },
                hidden: false,
                name: "System",
                path: "/system",
                redirect: "noRedirect",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "用户管理",
                    },
                    hidden: false,
                    name: "User",
                    path: "user",
                    redirect: "noRedirect",
                    component: "Layout",
                    children: [
                      {
                        meta: {
                          icon: "build",
                          link: null,
                          noCache: false,
                          title: "用户列表",
                        },
                        component: () =>
                          import("@/views/system/user/xtUserList.vue"),
                        hidden: false,
                        name: "XtUserList",
                        path: "xtUserList",
                      },
                    ],
                  },
                ],
              },
            ],
          },
          {
            alwaysShow: true,
            component: "Layout",
            meta: {
              icon: "build",
              link: null,
              noCache: false,
              title: "生产管理",
            },
            hidden: false,
            name: "ICMO",
            path: "/icmo",
            redirect: "noRedirect",
            children: [
              {
                meta: {
                  icon: "build",
                  link: null,
                  noCache: false,
                  title: "生产订单",
                },
                hidden: false,
                name: "ScIcmoBill",
                path: "scIcmoBill",
                redirect: "noRedirect",
                component: "Layout",
                children: [
                  {
                    meta: {
                      icon: "build",
                      link: null,
                      noCache: false,
                      title: "生产订单列表",
                    },
                    component: () => import("@/views/ICMO/ScICMOBillList.vue"),
                    hidden: false,
                    name: "ScICMOBillList",
                    path: "scICMOBillList",
                  },
                ],
              },
            ],
          },
        ];
        const sdata = JSON.parse(JSON.stringify(data));
        const rdata = JSON.parse(JSON.stringify(data));
        const sidebarRoutes = filterAsyncRouter(sdata);
        const rewriteRoutes = filterAsyncRouter(rdata, false, true);
        const asyncRoutes = filterDynamicRoutes(dynamicRoutes);
        rewriteRoutes.push({ path: "*", redirect: "/404", hidden: true });
        router.addRoutes(asyncRoutes);
        commit("SET_ROUTES", rewriteRoutes);
        commit("SET_SIDEBAR_ROUTERS", constantRoutes.concat(sidebarRoutes));
        commit("SET_DEFAULT_ROUTES", sidebarRoutes);
        commit("SET_TOPBAR_ROUTES", sidebarRoutes);
        resolve(rewriteRoutes);
      });
    },
  },
};

// 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) => {
    el.path = lastRouter ? lastRouter.path + "/" + el.path : el.path;
    if (el.children && el.children.length && el.component === "ParentView") {
      children = children.concat(filterChildren(el.children, el));
    } else {
      children.push(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) => {
    if (route.permissions) {
      if (auth.hasPermiOr(route.permissions)) {
        res.push(route);
      }
    } else if (route.roles) {
      if (auth.hasRoleOr(route.roles)) {
        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;