import { createRouter, createWebHashHistory } from 'vue-router'
import AdminLayout from '../layout/AdminLayout.vue'
import { useUserStore } from '../stores/user'

// 预加载常用组件
const Dashboard = () => import(/* webpackChunkName: "dashboard" */ '../views/dashboard/index.vue')
const WechatConfig = () => import(/* webpackChunkName: "wechat" */ '../views/wechat/config/index.vue')
const WechatTemplates = () => import(/* webpackChunkName: "wechat" */ '../views/wechat/templates/index.vue')
const WechatLogs = () => import(/* webpackChunkName: "wechat" */ '../views/wechat/logs/index.vue')

// 权限管理相关组件
const UserManagement = () => import(/* webpackChunkName: "auth" */ '../views/auth/users/index.vue')
const RoleManagement = () => import(/* webpackChunkName: "auth" */ '../views/auth/roles/index.vue')
const PermissionManagement = () => import(/* webpackChunkName: "auth" */ '../views/auth/permissions/index.vue')

// 预加载这些组件
Promise.all([
  Dashboard(),
  WechatConfig(),
  WechatTemplates(),
  WechatLogs(),
  UserManagement(),
  RoleManagement()
])

const router = createRouter({
  history: createWebHashHistory(),
  routes: [
    {
      path: '/',
      redirect: to => {
        // 如果已登录，重定向到后台首页，否则重定向到登录页
        const userStore = useUserStore()
        return userStore.isLoggedIn ? '/dashboard' : '/login'
      }
    },
    {
      path: '/login',
      name: 'Login',
      component: () => import(/* webpackChunkName: "login" */ '../views/login/index.vue'),
      meta: { title: '登录' }
    },
    {
      path: '/screen',
      name: 'Screen',
      component: () => import('@/views/dashboard/screen/index.vue'),
      meta: {
        title: '数据大屏',
        requiresAuth: true
      }
    },
    {
      path: '/',
      component: AdminLayout,
      redirect: '/dashboard',
      meta: { requiresAuth: true },
      children: [
        {
          path: 'dashboard',
          name: 'Dashboard',
          component: Dashboard,
          meta: {
            title: '控制台',
            icon: 'HomeFilled',
            keepAlive: true
          }
        },
        {
          path: 'system/profile',
          name: 'UserProfile',
          component: () => import('../views/system/profile/index.vue'),
          meta: { title: '个人信息', hideInMenu: true }
        },
        // 微信管理
        {
          path: 'wechat',
          name: 'Wechat',
          meta: { title: '消息推送管理', icon: 'ChatDotRound' },
          redirect: '/wechat/config',
          children: [
            {
              path: 'config',
              name: 'WechatConfig',
              component: WechatConfig,
              meta: {
                title: '公众号配置',
                keepAlive: true
              }
            },
            {
              path: 'templates',
              name: 'WechatTemplates',
              component: WechatTemplates,
              meta: {
                title: '消息模板',
                keepAlive: true
              }
            },
            {
              path: 'logs',
              name: 'WechatLogs',
              component: WechatLogs,
              meta: {
                title: '发送记录',
                keepAlive: true
              }
            }
          ]
        },
        // 权限管理
        {
          path: 'auth',
          name: 'Auth',
          meta: { title: '权限管理', icon: 'Lock' },
          redirect: '/auth/users',
          children: [
            {
              path: 'users',
              name: 'UserManagement',
              component: UserManagement,
              meta: {
                title: '用户管理',
                keepAlive: true
              }
            },
            {
              path: 'roles',
              name: 'RoleManagement',
              component: RoleManagement,
              meta: {
                title: '角色管理',
                keepAlive: true
              }
            },
            {
              path: 'permissions',
              name: 'PermissionManagement',
              component: PermissionManagement,
              meta: {
                title: '权限管理',
                keepAlive: true
              }
            }
          ]
        },
        // 系统管理（移除用户相关管理）
        {
          path: 'system',
          name: 'System',
          meta: { title: '系统管理', icon: 'Setting' },
          redirect: '/system/settings',
          children: [
            {
              path: 'settings',
              name: 'SystemSettings',
              component: () => import('../views/system/settings/index.vue'),
              meta: { title: '系统设置' }
            },
            {
              path: 'logs',
              name: 'SystemLogs',
              component: () => import('../views/system/logs/index.vue'),
              meta: { title: '系统日志' }
            },
            {
              path: 'data',
              name: 'DataManagement',
              component: () => import('@/views/system/data/index.vue'),
              meta: { title: '数据管理' }
            },
            {
              path: 'carousel',
              name: 'SystemCarousel',
              component: () => import('../views/system/carousel/index.vue'),
              meta: { title: '轮播图管理' }
            }
          ]
        },
        // 监测管理
        {
          path: 'monitor',
          name: 'Monitor',
          meta: { title: '监测管理', icon: 'DataAnalysis' },
          redirect: '/monitor/species',
          children: [
            {
              path: 'species',
              name: 'SpeciesMonitor',
              component: () => import('../views/monitor/species/index.vue'),
              meta: { title: '物种监测' }
            },
            {
              path: 'environment',
              name: 'EnvironmentMonitor',
              component: () => import('../views/monitor/environment/index.vue'),
              meta: { title: '环境监测' }
            },
            {
              path: 'observations',
              name: 'ObservationsMonitor',
              component: () => import('../views/monitor/observations/index.vue'),
              meta: { title: '观测管理' }
            }
          ]
        },
        // 巡护管理
        {
          path: 'patrol',
          name: 'Patrol',
          meta: { title: '巡护管理', icon: 'Location' },
          redirect: '/patrol/plans',
          children: [
            {
              path: 'plans',
              name: 'PatrolPlans',
              component: () => import('../views/patrol/plans/index.vue'),
              meta: { title: '巡护计划' }
            },
            {
              path: 'tasks',
              name: 'PatrolTasks',
              component: () => import('../views/patrol/tasks/index.vue'),
              meta: { title: '巡护任务' }
            },
            {
              path: 'records',
              name: 'PatrolRecords',
              component: () => import('../views/patrol/records/index.vue'),
              meta: { title: '巡护记录' }
            },
            {
              path: 'events',
              name: 'PatrolEvents',
              component: () => import('../views/patrol/events/index.vue'),
              meta: { title: '安防事件' }
            }
          ]
        },
        // AI巡护
        {
          path: 'AIPatrol',
          name: 'AIPatrol',
          meta: { title: 'AI巡护', icon: 'Monitor' },
          redirect: '/AIPatrol/camera',
          children: [
            {
              path: 'camera',
              name: 'CameraManagement',
              component: () => import(/* webpackChunkName: "aipatrol" */ '../views/AIPatrol/Camera/index.vue'),
              meta: {
                title: '摄像头管理',
                keepAlive: true
              }
            },
            {
              path: 'sensor',
              name: 'SensorManagement',
              component: () => import(/* webpackChunkName: "aipatrol" */ '../views/AIPatrol/sensor/index.vue'),
              meta: {
                title: '传感器管理',
                keepAlive: true
              }
            },
            {
              path: 'drone',
              name: 'DroneManagement',
              component: () => import(/* webpackChunkName: "aipatrol" */ '../views/AIPatrol/drone/index.vue'),
              meta: {
                title: '无人机管理',
                keepAlive: true
              }
            },
            {
              path: 'videos',
              name: 'VideoList',
              component: () => import(/* webpackChunkName: "aipatrol" */ '../views/AIPatrol/videos/index.vue'),
              meta: {
                title: '视频列表',
                keepAlive: true
              }
            }
          ]
        },
        // 报告管理
        {
          path: 'report',
          name: 'Report',
          meta: { title: '报告管理', icon: 'Document' },
          redirect: '/report/daily',
          children: [
            {
              path: 'daily',
              name: 'DailyReports',
              component: () => import('../views/report/daily/index.vue'),
              meta: { title: '报告管理' }
            },
            {
              path: 'reportTemplates',
              name: 'ReportTemplates',
              component: () => import('../views/report/reportTemplates/index.vue'),
              meta: { title: '报告模板' }
            },
            {
              path: 'analysis',
              name: 'AnalysisReports',
              component: () => import('../views/report/analysis/index.vue'),
              meta: { title: '分析报告' }
            }
          ]
        },
        // 活动管理
        {
          path: 'activity',
          name: 'Activity',
          meta: { title: '活动管理', icon: 'Collection' },
          redirect: '/activity/study',
          children: [
            {
              path: 'study',
              name: 'StudyManagement',
              component: () => import('../views/activity/study/index.vue'),
              meta: { title: '研学管理' }
            },
            {
              path: 'knowledge',
              name: 'KnowledgeManagement',
              component: () => import('../views/activity/knowledge/index.vue'),
              meta: { title: '知识库管理' }
            }
          ]
        },
        // 课程管理
        {
          path: 'course',
          name: 'Course',
          meta: { title: '课程管理', icon: 'DataLine' },
          redirect: '/course/index',
          children: [
            {
              path: 'index',
              name: 'CourseManagement',
              component: () => import('../views/course/index.vue'),
              meta: { title: '课程管理' }
            },
            {
              path: 'application',
              name: 'CourseApplication',
              component: () => import('../views/course/Application.vue'),
              meta: { title: '报名管理' }
            }
          ]
        },
        // 用户反馈
        {
          path: 'feedback',
          name: 'Feedback',
          meta: { title: '用户反馈', icon: 'ChatLineRound' },
          redirect: '/feedback/suggestions',
          children: [
            {
              path: 'suggestions',
              name: 'FeedbackSuggestions',
              component: () => import('../views/feedback/suggestions/index.vue'),
              meta: { title: '意见反馈' }
            },
            {
              path: 'satisfaction',
              name: 'FeedbackSatisfaction',
              component: () => import('../views/feedback/satisfaction/index.vue'),
              meta: { title: '满意度调查' }
            }
          ]
        },
        // 关于我们
        {
          path: 'about',
          name: 'About',
          meta: { title: '关于我们', icon: 'InfoFilled' },
          redirect: '/about/projects',
          children: [
            {
              path: 'projects',
          name: 'Projects',
              component: () => import('@/views/about/projects/index.vue'),
              meta: { title: '简介' }
        },
        {
              path: 'needToKnow',
          name: 'NeedToKnow',
              component: () => import('@/views/about/needToKnow/index.vue'),
              meta: { title: '游园需知' }
            }
          ]
        }
      ]
    }
  ]
})

// 路由守卫
router.beforeEach((to, from, next) => {
  // 预加载相关联的组件
  if (to.name === 'WechatConfig') {
    WechatTemplates()
    WechatLogs()
  } else if (to.name === 'CameraManagement') {
    import('../views/AIPatrol/sensor/index.vue')
    import('../views/AIPatrol/drone/index.vue')
  }

  const userStore = useUserStore()

  // 如果访问登录页且已登录，重定向到首页
  if (to.path === '/login' && userStore.isLoggedIn) {
    next('/')
    return
  }

  // 如果需要认证但未登录，重定向到登录页
  if (to.matched.some(record => record.meta.requiresAuth) && !userStore.isLoggedIn) {
    next({
      path: '/login',
      query: { redirect: to.fullPath }
    })
  } else {
    next()
  }
})

export default router