cfc/cfc-web/src/views/Layout.vue

<template>
  <el-container class="layout-container">
    <!-- Mobile overlay -->
    <div v-if="isMobile && sidebarVisible" class="sidebar-overlay" @click="sidebarVisible = false"></div>
    <el-aside :class="['el-aside', { 'sidebar-mobile': isMobile, 'sidebar-open': isMobile && sidebarVisible, 'sidebar-closed': isMobile && !sidebarVisible }]" :width="isMobile ? '200px' : '200px'">
      <div class="logo">浠艾福</div>
      <el-scrollbar wrap-class="sidebar-scrollbar-wrap">
        <el-menu
          :default-active="activeMenu"
          class="sidebar-menu"
          background-color="transparent"
          text-color="#64748B"
          active-text-color="#6366F1"
          @select="handleMenuSelect"
        >
<template v-for="item in menuItems">
            <el-submenu v-if="item.children && hasPerm(item.perm)" :key="item.title || item.path" :index="item.title || item.path">
              <template slot="title">
                <i :class="item.icon"></i>
                <span>{{ item.label || item.title }}</span>
              </template>
              <template v-for="child in item.children">
                <!-- 子项有 children = 三级菜单 -->
                <el-submenu v-if="child.children && hasPerm(child.perm)" :key="child.title" :index="child.title">
                  <template slot="title">
                    <i :class="child.icon"></i>
                    <span>{{ child.title }}</span>
                  </template>
                  <el-menu-item
                    v-for="grandson in child.children"
                    :key="grandson.path"
                    :index="grandson.path"
                  >
                    <i :class="grandson.icon"></i>
                    <span slot="title">{{ grandson.label }}</span>
                  </el-menu-item>
                </el-submenu>
                <!-- 普通二级菜单项 -->
                <el-menu-item v-else-if="hasPerm(child.perm)" :key="child.path" :index="child.path">
                  <i :class="child.icon"></i>
                  <span slot="title">{{ child.label }}</span>
                </el-menu-item>
              </template>
            </el-submenu>
            <el-menu-item v-else-if="hasPerm(item.perm)" :key="item.path" :index="getMenuIndex(item)">
              <i :class="item.icon"></i>
              <span slot="title">{{ item.label }}</span>
            </el-menu-item>
          </template>
        </el-menu>
      </el-scrollbar>
    </el-aside>
    <el-container>
      <el-header>
        <div class="header-left">
          <el-button v-if="isMobile" type="text" class="hamburger-btn" @click="toggleSidebar">
            <i :class="sidebarVisible ? 'el-icon-s-unfold' : 'el-icon-s-fold'"></i>
          </el-button>
        </div>
        <div class="header-right">
          <el-badge :value="unreadMessageCount" :hidden="unreadMessageCount === 0" class="msg-badge">
            <el-button type="text" class="msg-btn" @click="handleMessageClick" icon="el-icon-bell"></el-button>
          </el-badge>
          <el-button v-if="hasPerm('service:*')" type="text" class="invite-code-btn" @click="showInviteCode" icon="el-icon-share">
            邀请码
          </el-button>
          <el-dropdown trigger="click" @command="handleProfileCommand">
            <span class="el-dropdown-link username">
              {{ displayUserLabel }}<i class="el-icon-arrow-down el-icon--right"></i>
            </span>
            <el-dropdown-menu slot="dropdown">
              <el-dropdown-item command="profile" icon="el-icon-user">个人信息</el-dropdown-item>
              <el-dropdown-item command="password" icon="el-icon-key">修改密码</el-dropdown-item>
              <el-dropdown-item command="logout" icon="el-icon-switch-button" divided>退出登录</el-dropdown-item>
            </el-dropdown-menu>
          </el-dropdown>
        </div>

        <!-- 邀请码 dialog -->
        <el-dialog title="我的邀请码" :visible.sync="inviteCodeVisible" width="500px" :close-on-click-modal="false">
          <div v-loading="inviteCodeLoading">
            <div v-if="inviteCodeData" class="invite-code-content">
              <div class="invite-code-section">
                <div class="invite-code-label">团队邀请码</div>
                <div class="invite-code-value">
                  <span class="code-text">{{ inviteCodeData.code || '无' }}</span>
                  <el-button size="mini" type="primary" @click="copyCode(inviteCodeData.code)" plain>复制</el-button>
                </div>
                <div class="invite-code-desc">
                  家庭用户通过此码加入您的团队
                </div>
              </div>
            </div>
            <div v-else-if="!inviteCodeLoading" class="no-invite-code">
              <i class="el-icon-warning-outline"></i>
              <p>暂无邀请码，请先生成</p>
              <el-button type="primary" @click="generateInviteCode">生成邀请码</el-button>
            </div>
          </div>
        </el-dialog>
      </el-header>

      <!-- 个人信息 dialog -->
      <el-dialog title="个人信息" :visible.sync="profileDialogVisible" width="400px">
        <el-form :model="profileForm" label-width="80px">
          <el-form-item label="用户名">
            <el-input v-model="profileForm.username" disabled></el-input>
          </el-form-item>
          <el-form-item label="真实姓名">
            <el-input v-model="profileForm.realName" disabled></el-input>
          </el-form-item>
          <el-form-item label="昵称">
            <el-input v-model="profileForm.nickname"></el-input>
          </el-form-item>
          <el-form-item label="手机号">
            <el-input v-model="profileForm.phone"></el-input>
          </el-form-item>
          <el-form-item label="邮箱">
            <el-input v-model="profileForm.email"></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer">
          <el-button @click="profileDialogVisible = false">取消</el-button>
          <el-button type="primary" @click="confirmUpdateInfo" :loading="submitting">保存</el-button>
        </span>
      </el-dialog>

      <!-- 修改密码 dialog -->
      <el-dialog title="修改密码" :visible.sync="passwordDialogVisible" width="400px">
        <el-form :model="passwordForm" :rules="passwordRules" ref="passwordForm" label-width="100px">
          <el-form-item label="原密码" prop="oldPassword">
            <el-input v-model="passwordForm.oldPassword" type="password" show-password></el-input>
          </el-form-item>
          <el-form-item label="新密码" prop="newPassword">
            <el-input v-model="passwordForm.newPassword" type="password" show-password></el-input>
          </el-form-item>
          <el-form-item label="确认密码" prop="confirmPassword">
            <el-input v-model="passwordForm.confirmPassword" type="password" show-password></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer">
          <el-button @click="passwordDialogVisible = false">取消</el-button>
          <el-button type="primary" @click="confirmChangePassword" :loading="submitting">确定</el-button>
        </span>
      </el-dialog>
      <el-main>
        <div class="main-wrapper">
          <router-view />
        </div>
      </el-main>
    </el-container>
  </el-container>
</template>

<script>
import { getAdminInfo, changePassword } from '@/api/auth'
import { updateAdminInfo } from '@/api/admin'
import { getMyInviteCode } from '@/api/guide'
import { getUnreadMessageCount } from '@/api/teacherMessage'
import { getEffectivePermissions, hasPermission, getRoleLabel } from '@/utils/permissions'

export default {
  data() {
    return {
      menuItems: [
        // ===== 1. 首页 (ALL) =====
        { path: '/dashboard', label: '首页', icon: 'el-icon-s-home', perm: 'dashboard' },

        // ===== 2. 家庭运营 (admin) =====
        { title: '家庭运营', icon: 'el-icon-s-custom', perm: 'operation',
          children: [
            { path: '/families', label: '家庭列表', icon: 'el-icon-s-custom', perm: 'family:list' },
            { path: '/children', label: '孩子管理', icon: 'el-icon-user-solid', perm: 'family:children' },
            { path: '/points', label: '积分管理', icon: 'el-icon-s-finance', perm: 'family:points' },
            { path: '/points-log', label: '积分记录', icon: 'el-icon-document', perm: 'family:points' },
            { path: '/wishes', label: '心愿管理', icon: 'el-icon-star-off', perm: 'family:wishes' },
            { path: '/rewards', label: '奖励管理', icon: 'el-icon-s-goods', perm: 'reward:list' },
          ]},

        // ===== 3. 任务中心 (admin) =====
        { title: '任务中心', icon: 'el-icon-s-order', perm: 'task:*',
          children: [
            { path: '/tasks', label: '任务列表', icon: 'el-icon-s-order', perm: 'task:list' },
            { path: '/task-templates', label: '任务模板', icon: 'el-icon-document', perm: 'task:templates' },
            { path: '/growth-task', label: '成长任务管理', icon: 'el-icon-s-management', perm: 'task:list' },
          ]},

// ===== 4. 审核中心 (admin) =====
      { path: '/review-center', label: '审核中心', icon: 'el-icon-s-check', perm: 'audit' },
      { path: '/service-role-applications', label: '服务角色申请审核', icon: 'el-icon-s-check', perm: 'audit' },


        // ===== 5. 商城营销 (admin) =====
        { title: '商城营销', icon: 'el-icon-s-goods', perm: 'commerce',
          children: [
            { path: '/product-manage', label: '商品管理', icon: 'el-icon-s-goods', perm: 'commerce:products' },
            { path: '/inventory', label: '库存管理', icon: 'el-icon-document', perm: 'commerce:products' },
            { path: '/ecom-supplier', label: '供应商管理', icon: 'el-icon-s-shop', perm: 'commerce:products' },
            { path: '/order-manage', label: '订单管理', icon: 'el-icon-s-order', perm: 'commerce:orders' },
            { path: '/pending-refund', label: '待退款管理', icon: 'el-icon-warning', perm: 'commerce:orders' },
            { path: '/product-profit-rate', label: '产品利润率', icon: 'el-icon-data-line', perm: 'commerce:profit' },
            { path: '/coupon', label: '优惠券管理', icon: 'el-icon-ticket', perm: 'marketing:coupon' },
            { path: '/coupon-grant-log', label: '发券记录', icon: 'el-icon-document', perm: 'marketing:coupon' },
            { path: '/promotion', label: '推广管理', icon: 'el-icon-s-marketing', perm: 'marketing:promotion' },
            { path: '/family-earnings', label: '家庭收益', icon: 'el-icon-s-money', perm: 'marketing:promotion' },
            { path: '/family-earnings-withdraw', label: '收益提现审核', icon: 'el-icon-document-checked', perm: 'audit:withdraw' },

          ]},

        // ===== 6. 知识中心 (admin + article_manager + activity_manager) =====
        { title: '知识中心', icon: 'el-icon-document', perm: 'content',
          children: [
            { path: '/article-categories', label: '知识分类', icon: 'el-icon-folder', perm: 'articles:categories' },
            { path: '/article-manage', label: '知识管理', icon: 'el-icon-document', perm: 'articles:manage' },
            { path: '/comment-review', label: '评论审核', icon: 'el-icon-chat-dot-round', perm: 'articles:manage' },
            { path: '/knowledge-tags', label: '知识标签', icon: 'el-icon-price-tag', perm: 'articles:categories' },
            { path: '/knowledge-base', label: '知识库', icon: 'el-icon-reading', perm: 'system:config' },
            { path: '/health-knowledge', label: '健康知识库', icon: 'el-icon-first-aid-kit', perm: 'system:config' },
        
          ]},

      // ===== 6.5 活动管理（独立模块） =====
      { title: '活动管理', icon: 'el-icon-date', perm: 'activity:*', children: [
        { path: '/activities', label: '活动列表', icon: 'el-icon-date', perm: 'activity:list' },
        { path: '/activity-review', label: '活动审核', icon: 'el-icon-document-checked', perm: 'activity:review' },
        { path: '/activity-registration-review', label: '活动报名审核', icon: 'el-icon-document-checked', perm: 'activity:review' },
      ]},

        // ===== 7. 健康饮食 (admin + nutritionist) =====
        { title: '健康饮食', icon: 'el-icon-first-aid-kit', perm: 'health',
          children: [
            { path: '/health-reports', label: '健康报告', icon: 'el-icon-document', perm: 'health:reports' },
            { path: '/health-indicators', label: '健康指标', icon: 'el-icon-data-line', perm: 'health:indicators' },
            { path: '/health-checkins', label: '健康打卡', icon: 'el-icon-s-order', perm: 'health:checkins' },
            { path: '/emotion-alert', label: '情绪告警', icon: 'el-icon-warning', perm: 'health:checkins' },
            { path: '/nutrition-mappings', label: '营养素映射', icon: 'el-icon-connection', perm: 'health:mappings' },
            { path: '/energy-sandbox', label: '五维能量', icon: 'el-icon-data-line', perm: 'energy' },
            { path: '/energy-rule', label: '能量规则管理', icon: 'el-icon-setting', perm: 'energy' },
            { path: '/energy-behavior-config', label: '能量行为配置', icon: 'el-icon-edit-outline', perm: 'energy' },
            { path: '/periodic-service-config', label: '周期性服务配置', icon: 'el-icon-refresh', perm: 'energy' },
            { path: '/foods', label: '食材管理', icon: 'el-icon-apple', perm: 'diet:foods' },
            { path: '/recipes', label: '食谱管理', icon: 'el-icon-dish', perm: 'diet:recipes' },
            
            { path: '/langgraph-admin', label: 'LangGraph 管理', icon: 'el-icon-cpu', perm: 'system:config' },
            { path: '/nutrition-products', label: '营养产品', icon: 'el-icon-first-aid-kit', perm: 'health:*' },
          ]},

        // ===== 报告解析系统 (admin) =====
        { title: '报告解析系统', icon: 'el-icon-cpu', perm: 'system:config',
          children: [
            { path: '/report-types', label: '报告类型管理', icon: 'el-icon-collection', perm: 'system:config' },
            { path: '/report-parser-import', label: '解析器导入', icon: 'el-icon-upload2', perm: 'system:config' },
            { path: '/report-unknown-clusters', label: '未知报告审核', icon: 'el-icon-question', perm: 'system:config' },
            { path: '/report-auto-learn', label: '报告自学习', icon: 'el-icon-magic-stick', perm: 'system:config' },
          ]},

        { title: '家庭服务', icon: 'el-icon-s-custom', perm: 'service:*',
          children: [
            { path: '/my-families', label: '我的家庭', icon: 'el-icon-s-custom', perm: 'service:family' },
            { path: '/teacher-team', label: '我的团队', icon: 'el-icon-s-custom', perm: 'service:team' },
          ]},
        { title: '业务管理', icon: 'el-icon-s-marketing', perm: 'biz:*',
          children: [
            { path: '/teacher-packages', label: '任务模板管理', icon: 'el-icon-s-goods', perm: 'biz:packages' },
            { path: '/teacher-orders', label: '订单佣金', icon: 'el-icon-s-order', perm: 'biz:orders' },
          ]},
        { title: '测评咨询', icon: 'el-icon-edit', perm: 'assessment:*',
          children: [
            { path: '/teacher-assessment', label: 'DAN测评', icon: 'el-icon-edit', perm: 'assessment:dan' },
            { path: '/teacher-consult', label: '家长咨询', icon: 'el-icon-chat-dot-round', perm: 'assessment:consult' },
            { path: '/growth-records', label: '成长记录', icon: 'el-icon-document', perm: 'growth:records' },
            { path: '/growth-plans', label: '成长计划', icon: 'el-icon-document', perm: 'growth:plans' },
          ]},

        // ===== 9. 系统配置 (admin) =====
        { title: '系统配置', icon: 'el-icon-s-tools', perm: 'system:*',
          children: [
            // --- 基础管理 ---
            { title: '基础管理', icon: 'el-icon-s-tools', perm: 'system:config',
              children: [
                { path: '/sys-config', label: '系统配置', icon: 'el-icon-s-tools', perm: 'system:config' },
                { path: '/users', label: '用户管理', icon: 'el-icon-user', perm: 'system:users' },
                { path: '/operation-logs', label: '操作日志', icon: 'el-icon-s-order', perm: 'system:logs' },
                { path: '/membership-center', label: '会员中心', icon: 'el-icon-s-custom', perm: 'system:config' },
                { path: '/badge-manage', label: '勋章管理', icon: 'el-icon-medal', perm: 'system:config' },
                { path: '/virtual-goods-config', label: '虚拟支付道具', icon: 'el-icon-goods', perm: 'system:config' },
                { path: '/gates', label: '关卡配置', icon: 'el-icon-key', perm: 'system:config' },
              ]},
            // --- 配置中心 ---
            { title: '配置中心', icon: 'el-icon-setting', perm: 'system:config',
              children: [
                { path: '/dimension-config', label: '维度配置', icon: 'el-icon-data-line', perm: 'system:config' },
              ]},
            // --- 供应商体系 ---
            { title: '供应商体系', icon: 'el-icon-s-management', perm: 'system:supply',
              children: [
                { path: '/supply-system', label: '供应商体系', icon: 'el-icon-s-management', perm: 'system:supply' },
              ]},
            // --- 供应商管理 (supplier_admin) ---
  { title: '供应商管理', icon: 'el-icon-s-shop', perm: 'supply:manage',
    children: [
      { path: '/supply-manage', label: '供应商管理', icon: 'el-icon-s-shop', perm: 'supply:manage' },
      { path: '/supplier-products', label: '商品管理', icon: 'el-icon-s-goods', perm: 'commerce:product' }
    ]},
            // --- 健康配置 ---
            { title: '健康配置', icon: 'el-icon-first-aid-kit', perm: 'system:config',
              children: [
                { path: '/health-norm-config', label: '健康常模', icon: 'el-icon-data-line', perm: 'system:config' },
                { path: '/health-data-source', label: '健康数据源', icon: 'el-icon-data-line', perm: 'system:config' },
                { path: '/health-energy-config', label: '七维能量配置', icon: 'el-icon-data-line', perm: 'system:config' },
              ]},
            // --- 人生维度 ---
            { title: '人生维度', icon: 'el-icon-s-custom', perm: 'system:config',
              children: [
                { path: '/zodiac-configs', label: '星座配置', icon: 'el-icon-s-management', perm: 'system:config' },
                { path: '/bazi-configs', label: '八字配置', icon: 'el-icon-s-management', perm: 'system:config' },
                { path: '/blood-type-configs', label: '血型配置', icon: 'el-icon-s-management', perm: 'system:config' },
              ]},
            // --- 测评管理 ---
            { title: '测评管理', icon: 'el-icon-edit', perm: 'assessment:dan',
              children: [
                { path: '/assessment-admin', label: '测评管理', icon: 'el-icon-edit', perm: 'assessment:dan' },
                { path: '/assessment-orders', label: '测评订单', icon: 'el-icon-s-order', perm: 'assessment:dan' },
                { path: '/assessment-assign', label: '待分配规划师', icon: 'el-icon-user', perm: 'assessment:dan' },
              ]},
            // --- 虚拟团队 ---
            { title: '虚拟团队', icon: 'el-icon-s-custom', perm: 'system:config',
              children: [
                { path: '/virtual-teams', label: '虚拟团队', icon: 'el-icon-s-custom', perm: 'system:config' },
              ]},
          ]},
      ],
      profileDialogVisible: false,
      passwordDialogVisible: false,
      submitting: false,
      profileForm: {
        nickname: '',
        phone: '',
        email: '',
        username: '',
        realName: ''
      },
      passwordForm: {
        oldPassword: '',
        newPassword: '',
        confirmPassword: ''
      },
      inviteCodeVisible: false,
      inviteCodeLoading: false,
      inviteCodeData: null,
      unreadMessageCount: 0,
      isMobile: window.innerWidth <= 768,
      sidebarVisible: window.innerWidth > 768,
      passwordRules: {
        oldPassword: [
          { required: true, message: '请输入原密码', trigger: 'blur' }
        ],
        newPassword: [
          { required: true, message: '请输入新密码', trigger: 'blur' },
          { min: 6, message: '密码长度不能少于6位', trigger: 'blur' }
        ],
        confirmPassword: [
          { required: true, message: '请确认新密码', trigger: 'blur' },
          {
            validator: (rule, value, callback) => {
              if (value !== this.passwordForm.newPassword) {
                callback(new Error('两次输入密码不一致'))
              } else {
                callback()
              }
            },
            trigger: 'blur'
          }
        ]
      }
    }
  },
  computed: {
    activeMenu() {
      return this.$route.path
    },
    currentRole() {
      return localStorage.getItem('role') || 'admin'
    },
    vendorType() {
      return localStorage.getItem('vendorType') || ''
    },
    effectivePerms() {
      const rolesStr = localStorage.getItem('roles')
      const roles = rolesStr ? JSON.parse(rolesStr) : [this.currentRole]
      return getEffectivePermissions(roles)
    },
    displayRoles() {
      const rolesStr = localStorage.getItem('roles')
      const roles = rolesStr ? JSON.parse(rolesStr) : [this.currentRole]
      return roles.map(function(r) { return getRoleLabel(r) }).join(' / ')
    },
    displayUserLabel() {
      const adminName = localStorage.getItem('adminName')
      if (adminName) {
        return adminName + ' (' + this.displayRoles + ')'
      }
      return this.displayRoles
    }
  },
  watch: {
    '$route'() {
      if (this.isMobile) {
        this.sidebarVisible = false
      }
    }
  },
  mounted() {
    // 清除可能的 beforeunload 处理，防止页面刷新弹出"离开网站？"提示
    window.onbeforeunload = null
    // 响应式监听
    this.handleResize = this.handleResize.bind(this)
    window.addEventListener('resize', this.handleResize)
    // 有消息权限（老师/营养师角色）才加载未读数，管理员不调用
    if (hasPermission(this.effectivePerms, 'messages') && this.currentRole !== 'admin') {
      this.fetchUnreadCount()
    }
  },
  beforeDestroy() {
    window.removeEventListener('resize', this.handleResize)
  },
  methods: {
    hasPerm(required) {
      return hasPermission(this.effectivePerms, required)
    },
    getMenuIndex(item) {
      return item.path === '/dashboard' && this.currentRole === 'teacher'
        ? '/teacher-dashboard'
        : item.path
    },
    handleMenuSelect(index) {
      if (index && index.startsWith('/')) {
        this.$router.push(index)
      }
      if (this.isMobile) {
        this.sidebarVisible = false
      }
    },
    toggleSidebar() {
      this.sidebarVisible = !this.sidebarVisible
    },
    handleResize() {
      const mobile = window.innerWidth <= 768
      if (mobile !== this.isMobile) {
        this.isMobile = mobile
        if (!mobile) {
          this.sidebarVisible = true
        } else {
          this.sidebarVisible = false
        }
      }
    },
    handleProfileCommand(command) {
      if (command === 'profile') {
        this.loadAdminInfo()
        this.profileDialogVisible = true
      } else if (command === 'password') {
        this.passwordForm = { oldPassword: '', newPassword: '', confirmPassword: '' }
        this.passwordDialogVisible = true
      } else if (command === 'logout') {
        this.handleLogout()
      }
    },
    async loadAdminInfo() {
      try {
        const res = await getAdminInfo()
        this.profileForm = {
          nickname: res.data.nickname || '',
          phone: res.data.phone || '',
          email: res.data.email || '',
          username: res.data.username || '',
          realName: res.data.realName || ''
        }
      } catch (e) {
        this.$message.error('加载个人信息失败')
      }
    },
    async confirmUpdateInfo() {
      this.submitting = true
      try {
        await updateAdminInfo({
          nickname: this.profileForm.nickname,
          phone: this.profileForm.phone,
          email: this.profileForm.email
        })
        if (this.profileForm.nickname) {
          localStorage.setItem('adminName', this.profileForm.nickname)
        }
        this.$message.success('保存成功')
        this.profileDialogVisible = false
      } catch (e) {
        this.$message.error(e.message || '保存失败')
      } finally {
        this.submitting = false
      }
    },
    async confirmChangePassword() {
      this.$refs.passwordForm.validate(async (valid) => {
        if (!valid) return
        this.submitting = true
        try {
          await changePassword({
            oldPassword: this.passwordForm.oldPassword,
            newPassword: this.passwordForm.newPassword
          })
          this.$message.success('密码修改成功')
          this.passwordDialogVisible = false
        } catch (e) {
          this.$message.error(e.message || '密码修改失败')
        } finally {
          this.submitting = false
        }
      })
    },
    async showInviteCode() {
      this.inviteCodeVisible = true
      this.inviteCodeLoading = true
      this.inviteCodeData = null
      try {
        const res = await getMyInviteCode()
        if (res.data) {
          this.inviteCodeData = res.data
        }
      } catch (e) {
        this.$message.error('获取邀请码失败')
      } finally {
        this.inviteCodeLoading = false
      }
    },
    async generateInviteCode() {
      this.inviteCodeLoading = true
      try {
        const res = await getMyInviteCode()
        if (res.data) {
          this.inviteCodeData = res.data
          this.$message.success('邀请码已生成')
        }
      } catch (e) {
        this.$message.error('生成邀请码失败')
      } finally {
        this.inviteCodeLoading = false
      }
    },
    copyCode(code) {
      if (!code) return
      const input = document.createElement('input')
      input.value = code
      document.body.appendChild(input)
      input.select()
      document.execCommand('copy')
      document.body.removeChild(input)
      this.$message.success('已复制邀请码')
    },
    async fetchUnreadCount() {
      try {
        const res = await getUnreadMessageCount()
        if (res.data !== undefined) {
          this.unreadMessageCount = res.data || 0
        }
      } catch (e) {
        // silent: not critical
      }
    },
    handleMessageClick() {
      this.$router.push('/teacher-messages')
    },
    handleLogout() {
      // 不使用 modal 遮罩（全局 .v-modal { display:none } 会与 $confirm 的遮罩冲突）
      this.$confirm('确定要退出登录吗？', '提示', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning',
        modal: false,
        customClass: 'cfc-logout-confirm'
      }).then(() => {
        localStorage.removeItem('token')
        localStorage.removeItem('role')
        localStorage.removeItem('roles')
        localStorage.removeItem('adminId')
        localStorage.removeItem('adminName')
        this.$router.push('/login')
      })
    }
  }
}
</script>

<style>
/* 全局防御：防止 Element UI 弹窗或组件残留 DOM 产生遮罩覆盖 */
.v-modal {
  display: none !important;
}

.layout-container {
  height: 100vh;
}

.el-aside {
  background-color: #304156;
  overflow: visible;
  display: flex;
  flex-direction: column;
}

.logo {
  height: 60px;
  line-height: 60px;
  text-align: center;
  color: #fff;
  font-size: 20px;
  font-weight: bold;
  background-color: #2b3a4a;
  flex-shrink: 0;
}

/* 侧边栏滚动条样式 */
.sidebar-scrollbar-wrap {
  height: calc(100vh - 60px) !important;
  overflow-x: hidden !important;
  overflow-y: auto !important;
}

.sidebar-scrollbar-wrap .el-scrollbar__view {
  height: 100%;
}

.sidebar-scrollbar-wrap::-webkit-scrollbar {
  width: 6px;
}

.sidebar-scrollbar-wrap::-webkit-scrollbar-track {
  background: #304156;
}

.sidebar-scrollbar-wrap::-webkit-scrollbar-thumb {
  background: #4a5568;
  border-radius: 3px;
}

.sidebar-scrollbar-wrap::-webkit-scrollbar-thumb:hover {
  background: #5a6578;
}

.el-header {
  background-color: #fff;
  box-shadow: 0 1px 4px rgba(0,21,41,.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 20px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.username {
  color: #606266;
}

.invite-code-btn {
  color: #6366F1;
  font-size: 13px;
}
.invite-code-btn:hover {
  color: #4F46E5;
}

.msg-badge {
  margin-right: 4px;
}
.msg-badge .el-badge__content.is-fixed {
  top: 10px;
  right: 6px;
}
.msg-btn {
  font-size: 18px;
  color: #606266;
  padding: 4px;
}
.msg-btn:hover {
  color: #6366F1;
}

.invite-code-content {
  padding: 8px 0;
}

.invite-code-section {
  background: #F8FAFC;
  border: 1px solid #E2E8F0;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
}

.invite-code-label {
  font-size: 14px;
  color: #64748B;
  margin-bottom: 12px;
}

.invite-code-value {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 8px;
}

.code-text {
  font-size: 28px;
  font-weight: 700;
  letter-spacing: 6px;
  color: #1E293B;
  font-family: monospace;
}

.no-invite-code {
  text-align: center;
  padding: 24px;
  color: #94A3B8;
}
.no-invite-code i {
  font-size: 48px;
  margin-bottom: 12px;
}
.no-invite-code p {
  margin-bottom: 16px;
}

.el-main {
  background-color: #f0f2f5;
  padding: 20px;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  overflow-y: auto;
}

.main-wrapper {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}

/* ========== 全局 .admin-page 样式 ========== */
/* 所有后台维护页面根元素使用此 class，使页面内容充满可视区 */
.admin-page {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
/* 当 admin-page 的直接子元素是 el-card 时让卡片自动填充 */
.admin-page > .el-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.admin-page > .el-card .el-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 20px;
}
/* 当 admin-page > div > el-card（如 ArticleManage 的嵌套 div） */
.admin-page > div:only-child {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.admin-page > div:only-child > .el-card {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.admin-page > div:only-child > .el-card .el-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 0;
  padding: 20px;
}

/* ========== 响应式：侧边栏折叠 ========== */
@media (max-width: 768px) {
  .sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1001;
  }

  .sidebar-mobile {
    position: fixed !important;
    top: 0;
    left: 0;
    height: 100vh !important;
    z-index: 1002;
    transition: transform 0.25s ease;
    transform: translateX(-100%);
  }

  .sidebar-mobile.sidebar-open {
    transform: translateX(0);
  }

  .sidebar-mobile.sidebar-closed {
    transform: translateX(-100%);
  }

  .header-left {
    display: flex;
    align-items: center;
  }

  .hamburger-btn {
    font-size: 20px;
    color: #606266;
    padding: 8px;
  }
  .hamburger-btn:hover {
    color: #6366F1;
  }

  .el-header {
    padding: 0 10px !important;
  }

  .el-main {
    padding: 12px !important;
  }

  .admin-page > .el-card .el-card__body {
    padding: 12px !important;
  }

  .admin-page > div:only-child > .el-card .el-card__body {
    padding: 12px !important;
  }

  .username {
    font-size: 13px;
  }

  /* el-table 小屏字号 */
  .el-table {
    font-size: 12px;
  }

  .el-table .cell {
    padding-left: 4px !important;
    padding-right: 4px !important;
  }

  /* 表格横向滚动优化 */
  .el-table {
    min-width: 600px !important;
    table-layout: auto !important;
  }
  .el-table__body-wrapper {
    overflow-x: auto !important;
    -webkit-overflow-scrolling: touch;
  }

  /* 搜索表单：form-item 换行 */
  .el-form-item--inline {
    display: block !important;
    margin-bottom: 12px !important;
  }
  .el-form-item--inline .el-form-item__content {
    display: flex !important;
    width: 100% !important;
    margin-left: 0 !important;
  }
  .el-form-item--inline .el-form-item__label {
    display: block !important;
    text-align: left !important;
    margin-bottom: 4px !important;
  }

  /* 搜索表单中 el-input/el-select 宽度 100% */
  .el-form-item--inline .el-input,
  .el-form-item--inline .el-select,
  .el-form-item--inline .el-date-editor {
    width: 100% !important;
  }

  /* 文章编辑等复杂表单 */
  .el-form--inline .el-form-item {
    display: block !important;
  }
  .el-form--inline .el-form-item__content {
    display: block !important;
    width: 100% !important;
    margin-left: 0 !important;
  }
  .el-form--inline .el-form-item__label {
    text-align: left !important;
    display: block !important;
  }

  /* 通用：卡片内容紧凑 */
  .stat-card {
    margin-bottom: 12px !important;
  }

}

/* 桌面端隐藏 header-left（无汉堡按钮） */
@media (min-width: 769px) {
  .header-left {
    display: none;
  }
}
</style>