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 useUserStore from '@/store/modules/user'

// 匹配views里面所有的.vue文件
const modules = import.meta.glob('./../../views/**/*.vue')

const usePermissionStore = defineStore(
  'permission',
  {
    state: () => ({
      routes: [],
      addRoutes: [],
      defaultRoutes: [],
      topbarRouters: [],
      sidebarRouters: []
    }),
    actions: {
      setRoutes(routes) {
        this.addRoutes = routes
        this.routes = constantRoutes.concat(routes)
      },
      setDefaultRoutes(routes) {
        this.defaultRoutes = constantRoutes.concat(routes)
      },
      setTopbarRoutes(routes) {
        this.topbarRouters = routes
      },
      setSidebarRouters(routes) {
        this.sidebarRouters = routes
      },
      generateRoutes() {
        return new Promise(resolve => {
          const userStore = useUserStore()
          const tenantBizId = userStore.currentTenant.apiLoginTenantInfoResponse.tenantBizId || "tenant_1001"

          getRouters(tenantBizId).then(res => {
            const sdata = JSON.parse(JSON.stringify(res.data))
            const rdata = JSON.parse(JSON.stringify(res.data))
            const defaultData = JSON.parse(JSON.stringify(res.data))

            const sidebarRoutes = filterAsyncRouter(sdata)
            const rewriteRoutes = filterAsyncRouter(rdata, false, true)
            const defaultRoutes = filterAsyncRouter(defaultData)

            this.setRoutes(rewriteRoutes)
            this.setSidebarRouters(constantRoutes.concat(sidebarRoutes))
            this.setDefaultRoutes(sidebarRoutes)
            this.setTopbarRoutes(defaultRoutes)

            resolve(rewriteRoutes)
          })
        })
      }
    }
  })

// export default usePermissionStore

// 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 => {
    // 确保路由有有效路径
    if (!route.path || route.path.trim() === '') {
      console.warn('忽略无效路由项（缺少路径）:', route);
      return false;
    }

    // 只处理目录(1)和菜单(2)类型
    if (route.menuType !== 1 && route.menuType !== 2) {
      return false;
    }

    // 创建必要的元信息
    if (!route.meta) {
      route.meta = {};
    }

    // 设置菜单标题
    route.meta.title = route.menuName;
    route.meta.icon = route.icon;
    route.meta.isCache = route.isCache === 1;

    //确保单子菜单的父菜单也显示
    if (route.menuType === 1) {
      route.alwaysShow = true; // 强制显示父菜单
    }

    // 新增：添加标签页显示属性（关键修改）
    route.tagsView = true
    route.hidden = route.isVisible === 0

    // 确保顶级菜单有布局组件
    if (route.parentBizId === '0' && !route.component) {
      route.component = 'Layout';
    }

    // 组件映射处理
    if (route.component) {
      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);
      }
    }

    // 递归处理子路由
    if (route.children && route.children.length) {
      route.children = filterAsyncRouter(route.children, route, type);

      // 设置重定向到第一个子路由（对于目录类型）
      if (route.menuType === 1 && route.children.length > 0) {
        route.redirect = route.children[0].path;
      }
    } else {
      delete route.children;
    }

    return true;
  });
}
// // 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) => {
  let res
  for (const path in modules) {
    const dir = path.split('views/')[1].split('.vue')[0]
    if (dir === view) {
      res = () => modules[path]()
    }
  }
  return res
}

export default usePermissionStore
