import { createRouter, createWebHistory } from 'vue-router'
import type { RouteRecordRaw } from 'vue-router'
import { ElMessage } from 'element-plus'
import { useAuthStore } from '@/stores/auth'

function hasPermission(requiredPerms: string[]): boolean {
  if (!requiredPerms.length) return true
  const userPerms = useAuthStore().permissions || []
  return requiredPerms.every((perm) => userPerms.includes(perm))
}

const routes: RouteRecordRaw[] = [
  { path: '/login', name: 'Login', component: () => import('@/views/LoginView.vue'), meta: { title: '登录' } },
  {
    path: '/',
    component: () => import('@/layouts/MainLayout.vue'),
    redirect: '/dashboard',
    children: [
      { path: 'dashboard', name: 'Dashboard', component: () => import('@/views/DashboardView.vue'), meta: { title: '工作台' } },
      { path: 'review', name: 'Review', component: () => import('@/modules/review/ReviewView.vue'), meta: { title: '资料审核', permissions: ['review.view'] } },
      // V1.1 Phase 14：活动管理（类型化活动 + 动态表单 + 多组织 + 容量分组）
      { path: 'activities', name: 'ActivityManagement', component: () => import('@/modules/activity/ActivityManagementView.vue'), meta: { title: '活动管理', permissions: ['activity.view'] } },
      { path: 'activities/checkin', name: 'ActivityCheckin', component: () => import('@/modules/activity/ActivityCheckinView.vue'), meta: { title: '活动签到', permissions: ['activity.checkin'] } },
      { path: 'activities/interests', name: 'ActivityInterests', component: () => import('@/modules/activity/ActivityInterestView.vue'), meta: { title: '活动互选管理', permissions: ['activity.review_registration'] } },
      { path: 'risk/reports', name: 'ReportCenter', component: () => import('@/modules/risk/ReportCenterView.vue'), meta: { title: '举报中心', permissions: ['risk.report.view'] } },
      { path: 'appeals', name: 'AppealCenter', component: () => import('@/modules/appeal/AppealCenterView.vue'), meta: { title: '申诉管理', permissions: ['risk.report.process'] } },
      { path: 'users', name: 'UserManagement', component: () => import('@/modules/user/UserManagementView.vue'), meta: { title: '用户管理', permissions: ['user.view'] } },
      { path: 'users/detail', name: 'UserDetail', component: () => import('@/modules/user/UserDetailView.vue'), meta: { title: '用户详情', permissions: ['user.view', 'user.sensitive.view'] } },
      { path: 'organizations', name: 'OrganizationManagement', component: () => import('@/modules/organization/OrganizationView.vue'), meta: { title: '组织管理', permissions: ['organization.manage'] } },
      { path: 'operators', name: 'OperatorManagement', component: () => import('@/modules/operator/OperatorManagementView.vue'), meta: { title: '工作人员管理', permissions: ['permission.manage'] } },
      { path: 'analytics', name: 'Analytics', component: () => import('@/modules/analytics/AnalyticsView.vue'), meta: { title: '数据统计', permissions: ['analytics.view'] } },
      { path: 'audit', name: 'AuditLog', component: () => import('@/modules/audit/AuditLogView.vue'), meta: { title: '操作日志', permissions: ['user.view'] } },
      // V1.1 新增模块
      { path: 'banner', name: 'BannerManagement', component: () => import('@/modules/banner/BannerManagementView.vue'), meta: { title: 'Banner管理', permissions: ['banner.view'] } },
      { path: 'content', name: 'ContentManagement', component: () => import('@/modules/content/ContentManagementView.vue'), meta: { title: '内容管理', permissions: ['content.view'] } },
      { path: 'service-station', name: 'ServiceStation', component: () => import('@/modules/service-station/ServiceStationView.vue'), meta: { title: '善缘服务站', permissions: ['service_location.view'] } },
      { path: 'service-appointment', name: 'ServiceAppointment', component: () => import('@/modules/service-appointment/ServiceAppointmentView.vue'), meta: { title: '服务预约', permissions: ['service_appointment.view'] } },
      { path: 'service-program', name: 'ServiceProgram', component: () => import('@/modules/service-program/ServiceProgramView.vue'), meta: { title: '专项服务项目', permissions: ['service_program.manage'] } },
      { path: 'counseling', name: 'Counseling', component: () => import('@/modules/counseling/CounselingView.vue'), meta: { title: '婚恋咨询', permissions: ['counseling.service.view'] } },
      { path: 'referral', name: 'ReferralManagement', component: () => import('@/modules/referral/ReferralManagementView.vue'), meta: { title: '转介管理', permissions: ['referral.manage'] } },
      { path: 'matchmaker', name: 'MatchmakerManagement', component: () => import('@/modules/matchmaker/MatchmakerManagementView.vue'), meta: { title: '红娘管理', permissions: ['matchmaker.service.view'] } },

    ],
  },
]

// history 的 base 必须与 vite 的 base 保持一致（生产构建为 /admin/）。
// 否则部署在 /admin/ 子路径下时，刷新或直达 /admin/xxx 会因路由匹配基准不符而白屏。
const router = createRouter({ history: createWebHistory(import.meta.env.BASE_URL), routes })

router.beforeEach(async (to) => {
  const authStore = useAuthStore()
  const requiredPerms = (to.meta.permissions as string[]) || []

  // 0. 页面刷新后内存态清空，先凭 HttpOnly refresh Cookie 静默恢复会话（无则跳登录）
  await authStore.initializeSession()

  // 1. 登录检查
  if (to.path !== '/login' && !authStore.isLoggedIn) {
    return { path: '/login', query: { redirect: to.fullPath } }
  }

  // 2. 权限检查
  if (requiredPerms.length > 0 && !hasPermission(requiredPerms)) {
    ElMessage.warning('您没有访问该页面的权限')
    return { path: '/dashboard' }
  }

  document.title = to.meta.title ? `${to.meta.title} - 丹阳公益婚恋` : '丹阳公益婚恋'
})

export default router