import type { AppRouteRecordRaw, Menu } from '/@/router/types';
import { defineStore } from 'pinia';
import { store } from '/@/store';
import { useI18n } from '/@/hooks/web/useI18n';
import { useUserStore } from './user';
import { useAppStoreWithOut } from './app';
import { toRaw } from 'vue';
import { transformObjToRoute, flatMultiLevelRoutes } from '/@/router/helper/routeHelper';
import { transformRouteToMenu } from '/@/router/helper/menuHelper';
import projectSetting from '/@/settings/projectSetting';
import { PermissionModeEnum } from '/@/enums/appEnum';
import { asyncRoutes } from '/@/router/routes';
import { ERROR_LOG_ROUTE, PAGE_NOT_FOUND_ROUTE } from '/@/router/routes/basic';
import { filter } from '/@/utils/helper/treeHelper';
import { getMenuList, getMenusIdsByRoleId } from '/@/api/sys/menu';
import { getPermCode } from '/@/api/sys/user';
import { useMessage } from '/@/hooks/web/useMessage';
import { PageEnum } from '/@/enums/pageEnum';
import { USER_INFO_KEY } from '/@/enums/cacheEnum';
import { getAuthCache, setAuthCache } from '/@/utils/auth';
import { createStorage } from '/@/utils/cache/index';

interface PermissionState {
  // Permission code list
  permCodeList: string[] | number[];
  // Whether the route has been dynamically added
  isDynamicAddedRoute: boolean;
  // To trigger a menu update
  lastBuildMenuTime: number;
  // Backstage menu list
  backMenuList: Menu[];
  frontMenuList: Menu[];
}
export const usePermissionStore = defineStore({
  id: 'app-permission',
  state: (): PermissionState => ({
    permCodeList: [],
    // Whether the route has been dynamically added
    isDynamicAddedRoute: false,
    // To trigger a menu update
    lastBuildMenuTime: 0,
    // Backstage menu list
    backMenuList: [],
    // menu List
    frontMenuList: [],
  }),
  getters: {
    getPermCodeList(): string[] | number[] {
      return this.permCodeList;
    },
    getBackMenuList(): Menu[] {
      return this.backMenuList;
    },
    getFrontMenuList(): Menu[] {
      return this.frontMenuList;
    },
    getLastBuildMenuTime(): number {
      return this.lastBuildMenuTime;
    },
    getIsDynamicAddedRoute(): boolean {
      return this.isDynamicAddedRoute;
    },
  },
  actions: {
    setPermCodeList(codeList: string[]) {
      this.permCodeList = codeList;
    },

    setBackMenuList(list: Menu[]) {
      this.backMenuList = list;
      list?.length > 0 && this.setLastBuildMenuTime();
    },

    setFrontMenuList(list: Menu[]) {
      this.frontMenuList = list;
    },

    setLastBuildMenuTime() {
      this.lastBuildMenuTime = new Date().getTime();
    },

    setDynamicAddedRoute(added: boolean) {
      this.isDynamicAddedRoute = added;
    },
    resetState(): void {
      this.isDynamicAddedRoute = false;
      this.permCodeList = [];
      this.backMenuList = [];
      this.lastBuildMenuTime = 0;
    },
    async changePermissionCode() {
      //判空处理，如果没有数据则为空，空数组.filter是不会报错的
      const filterMenu = (allMenuList: Recordable[] = [], menuIdsList) => {
        return allMenuList
          .filter((item) => {
            return menuIdsList.indexOf(item.id) > -1;
          })
          .map((subItem) => {
            subItem = Object.assign({}, subItem);
            if (subItem.children) {
              subItem.children = filterMenu(subItem.children, menuIdsList);
            }
            return subItem;
          });
      };
      const userInfo: any = getAuthCache(USER_INFO_KEY);
      const isSysAdmin = 'SYS_ADMIN';
      const routeList = (await getMenuList(2)) as AppRouteRecordRaw[];
      let getSysPermission = [];
      /**
       * 否则不是超级管理员-获取对应角色的权限列表
       */
      const codeList = await getPermCode();
      this.setPermCodeList(codeList);
      /**
       * 如果是超级管理员则获取对应权限列表
       */
      if (userInfo.roles.includes(isSysAdmin) || userInfo.realName == '超级管理员') {
        const getMenuIds = await getMenusIdsByRoleId(userInfo.plainRoles[0].roleId);
        //根据对应的使用者的菜单数组和所有菜单数组对象进行过滤，返回最终需要的菜单
        const newMenu = filterMenu(routeList, getMenuIds);
        /**
         * 递归获取对应所有菜单的权限列表
         */
        function lookForAllId(data = [], arr = []) {
          for (const item of data) {
            arr.push(item.permission);
            if (item.children && item.children.length) lookForAllId(item.children, arr);
          }
          return arr;
        }
        getSysPermission = lookForAllId(newMenu);
        this.setPermCodeList(getSysPermission);
      }
    },
    async buildRoutesAction(): Promise<AppRouteRecordRaw[]> {
      const { t } = useI18n();
      const userStore = useUserStore();
      const appStore = useAppStoreWithOut();

      let routes: AppRouteRecordRaw[] = [];
      const roleList = toRaw(userStore.getRoleList) || [];
      const { permissionMode = projectSetting.permissionMode } = appStore.getProjectConfig;

      const routeFilter = (route: AppRouteRecordRaw) => {
        const { meta } = route;
        const { roles } = meta || {};
        if (!roles) return true;
        return roleList.some((role) => roles.includes(role));
      };

      const routeRemoveIgnoreFilter = (route: AppRouteRecordRaw) => {
        const { meta } = route;
        const { ignoreRoute } = meta || {};
        return !ignoreRoute;
      };

      /**
       * @description 根据设置的首页path，修正routes中的affix标记（固定首页）
       * */
      const patchHomeAffix = (routes: AppRouteRecordRaw[]) => {
        if (!routes || routes.length === 0) return;
        let homePath: string = userStore.getUserInfo.homePath || PageEnum.BASE_HOME;
        function patcher(routes: AppRouteRecordRaw[], parentPath = '') {
          if (parentPath) parentPath = parentPath + '/';
          try {
            routes?.forEach((route: AppRouteRecordRaw) => {
              const { path, children, redirect } = route;
              const currentPath = path.startsWith('/') ? path : parentPath + path;
              if (currentPath === homePath) {
                if (redirect) {
                  homePath = route.redirect! as string;
                } else {
                  route.meta = Object.assign({}, route.meta, { affix: true });
                  throw new Error('end');
                }
              }
              children && children.length > 0 && patcher(children, currentPath);
            });
          } catch (e) {
            return e;
          }
        }
        try {
          patcher(routes);
        } catch (e) {
          // 已处理完毕跳出循环
        }
        return;
      };

      switch (permissionMode) {
        case PermissionModeEnum.ROLE:
          routes = filter(asyncRoutes, routeFilter);
          routes = routes.filter(routeFilter);
          // Convert multi-level routing to level 2 routing
          routes = flatMultiLevelRoutes(routes);
          break;

        case PermissionModeEnum.ROUTE_MAPPING:
          routes = filter(asyncRoutes, routeFilter);
          routes = routes.filter(routeFilter);
          const menuList = transformRouteToMenu(routes, true);
          routes = filter(routes, routeRemoveIgnoreFilter);
          routes = routes.filter(routeRemoveIgnoreFilter);
          menuList.sort((a, b) => {
            return (a.meta?.orderNo || 0) - (b.meta?.orderNo || 0);
          });

          this.setFrontMenuList(menuList);
          // Convert multi-level routing to level 2 routing
          routes = flatMultiLevelRoutes(routes);
          break;

        //  If you are sure that you do not need to do background dynamic permissions, please comment the entire judgment below
        case PermissionModeEnum.BACK:
          const { createMessage } = useMessage();
          createMessage.loading({
            content: t('sys.app.menuLoading'),
            duration: 0.5,
          });

          // !Simulate to obtain permission codes from the background,
          // this function may only need to be executed once, and the actual project can be put at the right time by itself
          let routeList: AppRouteRecordRaw[] = [];
          const userInfo: any = getAuthCache(USER_INFO_KEY) || { roles: [] };
          const filterMenu = (allMenuList, menuIdsList) => {
            return allMenuList
              .filter((item) => {
                return menuIdsList.indexOf(item.id) > -1;
              })
              .map((subItem) => {
                subItem = Object.assign({}, subItem);
                if (subItem.children) {
                  subItem.children = filterMenu(subItem.children, menuIdsList);
                }
                return subItem;
              });
          };
          if (userInfo?.needSetPwd == true) {
            routeList = [
              {
                name: 'routes.common.system.system',
                parentId: '',
                children: [
                  {
                    id: 'a8ffa8c5-637e-476b-a9e6-b60cebe95718',
                    createTime: '2021-09-10 20:50:55',
                    updateTime: '2021-11-16 18:58:24',
                    name: 'routes.common.system.modifyPassword',
                    parentId: 'a8ffa8c5-637e-471b-a9e6-b60cebe95713',
                    children: [],
                    path: '/system/changePassword',
                    type: 'SYSADMIN',
                    permission: 'system:password:view',
                    sort: 6,
                    component: '/system/changePassword/index',
                    meta: {
                      icon: 'bx:bx-home',
                      title: 'routes.common.system.modifyPassword',
                      menuType: '1',
                      ignoreKeepAlive: true,
                      hideMenu: false,
                      status: '0',
                    },
                    redirect: '',
                  },
                ],
                path: '/system',
                type: 'SYSADMIN',
                permission: '',
                sort: 6,
                component: 'LAYOUT',
                meta: {
                  icon: 'bx:bx-home',
                  title: 'routes.common.system.system',
                  status: '0',
                  menuType: '0',
                },
                redirect: '/system/systemManagement',
              },
            ] as AppRouteRecordRaw[];
          } else {
            this.changePermissionCode();
            routeList = (await getMenuList(1)) as AppRouteRecordRaw[];
            const isSysAdmin = 'SYS_ADMIN';
            /**
             * 解决超级管理员分配菜单权限问题
             */
            if (userInfo.roles.includes(isSysAdmin) || userInfo.realName == '超级管理员') {
              const getMenuIds = await getMenusIdsByRoleId(userInfo.plainRoles[0].roleId);
              //根据对应的使用者的菜单数组和所有菜单数组对象进行过滤，返回最终需要的菜单
              const newMenu = filterMenu(routeList, getMenuIds);
              routeList = newMenu;
            }
            createStorage('MENU_LIST', JSON.stringify(routeList));
            setAuthCache('MENU_LIST', routeList);
          }
          // Dynamically introduce components
          routeList = transformObjToRoute(routeList);
          //  Background routing to menu structure
          const backMenuList = transformRouteToMenu(routeList);
          this.setBackMenuList(backMenuList);
          // remove meta.ignoreRoute item
          routeList = filter(routeList, routeRemoveIgnoreFilter);
          routeList = routeList.filter(routeRemoveIgnoreFilter);
          routeList = flatMultiLevelRoutes(routeList);
          routes = [PAGE_NOT_FOUND_ROUTE, ...routeList];
          break;
      }
      routes.push(ERROR_LOG_ROUTE);
      patchHomeAffix(routes);
      return routes;
    },
  },
});

// Need to be used outside the setup
export function usePermissionStoreWithOut() {
  return usePermissionStore(store);
}