cfc/cfc-frontend/custom-tab-bar/index.vue

<template>
  <view class="tab-bar-wrap" v-if="isLoggedIn">
    <!-- 普通用户TabBar：4 Tab + 中间五维启动器 -->
    <view v-if="currentRole !== 'teacher'" class="tab-bar">
      <!-- 前2个Tab -->
      <view v-for="(item, index) in mainTabs.slice(0, 2)" :key="index"
        class="tab-item"
        :class="{ active: currentIndex === index }"
        @click="switchTab(item, index)">
        <image class="tab-icon" :src="currentIndex === index ? item.selectedIcon : item.icon" mode="aspectFit" />
        <text class="tab-text">{{ item.text }}</text>
      </view>

      <!-- 中间五维启动器按钮 -->
      <view class="tab-center-btn" @click="toggleDimOverlay">
        <view class="center-btn-inner">
          <text class="center-btn-icon">⭐</text>
        </view>
      </view>

      <!-- 后2个Tab -->
      <view v-for="(item, index) in mainTabs.slice(2, 4)" :key="index + 2"
        class="tab-item"
        :class="{ active: currentIndex === index + 2 }"
        @click="switchTab(item, index + 2)">
        <image class="tab-icon" :src="currentIndex === index + 2 ? item.selectedIcon : item.icon" mode="aspectFit" />
        <text class="tab-text">{{ item.text }}</text>
      </view>
    </view>

    <!-- 规划师TabBar（保持不变） -->
    <view v-else class="tab-bar">
      <view v-for="(item, index) in teacherTabs" :key="index"
        class="tab-item"
        :class="{ active: currentIndex === index }"
        @click="switchTab(item, index)">
        <image class="tab-icon" :src="currentIndex === index ? item.selectedIcon : item.icon" mode="aspectFit" />
        <text class="tab-text">{{ item.text }}</text>
      </view>
    </view>

    <!-- 五维半屏浮层 -->
    <view class="dim-overlay-mask" v-if="showDimOverlay" @click="toggleDimOverlay">
      <view class="dim-overlay" @click.stop>
        <view class="dim-overlay-header">
          <text class="dim-overlay-title">五维能量</text>
          <text class="dim-overlay-close" @click="toggleDimOverlay">✕</text>
        </view>
        <view class="dim-grid">
          <view class="dim-item" v-for="dim in dimensions" :key="dim.code" @click="goDimPage(dim)">
            <view class="dim-icon-wrap" :style="{ background: dim.bgColor }">
              <text class="dim-icon">{{ dim.icon }}</text>
            </view>
            <text class="dim-name">{{ dim.name }}</text>
            <text class="dim-title">{{ dim.title }}</text>
          </view>
        </view>
      </view>
    </view>
  </view>
</template>

<script>
var nav = require('../utils/nav.js')

export default {
  data() {
    return {
      currentIndex: 0,
      showDimOverlay: false,
      mainTabs: [
        { text: '首页', pagePath: '/pages/index-home/index', icon: '/static/tab-action.png', selectedIcon: '/static/tab-action-active.png' },
        { text: '健康', pagePath: '/pages/health/index', icon: '/static/tab-body.png', selectedIcon: '/static/tab-body-active.png' },
        { text: '成长', pagePath: '/pages/growth/index', icon: '/static/tab-growth.png', selectedIcon: '/static/tab-growth-active.png' },
        { text: '我的', pagePath: '/pages/profile/profile', icon: '/static/tab-profile.png', selectedIcon: '/static/tab-profile-active.png' }
      ],
      teacherTabs: [
        { text: '首页', pagePath: '/pages/teacher/index', icon: '/static/tab-action.png', selectedIcon: '/static/tab-action-active.png' },
        { text: '家庭', pagePath: '/pages/teacher/families', icon: '/static/tab-family.png', selectedIcon: '/static/tab-family-active.png' },
        { text: '团队', pagePath: '/pages/teacher/team', icon: '/static/tab-team.png', selectedIcon: '/static/tab-team-active.png' },
        { text: '成长档案', pagePath: '/pages/growth/index', icon: '/static/tab-growth.png', selectedIcon: '/static/tab-growth-active.png' },
        { text: '我的', pagePath: '/pages/teacher/teacher-profile', icon: '/static/tab-profile.png', selectedIcon: '/static/tab-profile-active.png' }
      ],
      dimensions: [
        { code: 'action', name: '行', title: '知行合一', icon: '🌿', color: '#10B981', bgColor: 'rgba(16,185,129,0.15)' },
        { code: 'mind', name: '心', title: '大爱传承', icon: '🔥', color: '#FF6B9D', bgColor: 'rgba(255,107,157,0.15)' },
        { code: 'body', name: '身', title: '主动健康', icon: '🌏', color: '#FF8C42', bgColor: 'rgba(255,140,66,0.15)' },
        { code: 'wisdom', name: '智', title: '赋能未来', icon: '⚡', color: '#6366F1', bgColor: 'rgba(99,102,241,0.15)' },
        { code: 'wealth', name: '富', title: '利他创富', icon: '💧', color: '#F59E0B', bgColor: 'rgba(245,158,11,0.15)' }
      ]
    }
  },
  computed: {
    isLoggedIn() {
      return !!uni.getStorageSync('token')
    },
    currentRole() {
      return uni.getStorageSync('currentRole') || 'parent'
    }
  },
  mounted() {
    this.updateSelected()
    uni.$on('switchRole', () => {
      this.updateSelected()
    })
  },
  methods: {
    toggleDimOverlay() {
      this.showDimOverlay = !this.showDimOverlay
    },
    goDimPage(dim) {
      this.showDimOverlay = false
      nav.goDimension(dim.code)
    },
    updateSelected() {
      const pages = getCurrentPages()
      if (pages.length) {
        const currentPage = pages[pages.length - 1]
        const currentPath = '/' + currentPage.route

        if (this.currentRole === 'teacher') {
          const idx = this.teacherTabs.findIndex(t => t.pagePath === currentPath)
          this.currentIndex = idx >= 0 ? idx : 0
        } else {
          const idx = this.mainTabs.findIndex(t => t.pagePath === currentPath)
          this.currentIndex = idx >= 0 ? idx : 0
        }
      }
    },
    switchTab(item, index) {
      this.currentIndex = index
      // 只有 TabBar 注册页才能用 switchTab
      const nativeTabPages = ['/pages/index-home/index', '/pages/health/index', '/pages/growth/index', '/pages/profile/profile']
      if (nativeTabPages.includes(item.pagePath)) {
        uni.switchTab({ url: item.pagePath })
      } else {
        uni.redirectTo({ url: item.pagePath })
      }
    }
  }
}
</script>

<style scoped>
.tab-bar-wrap {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 999;
}

.tab-bar {
  display: flex;
  height: 100rpx;
  background: #fff;
  padding-bottom: env(safe-area-inset-bottom);
  border-top: 1rpx solid #eee;
  align-items: center;
}

.tab-item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.tab-icon {
  width: 48rpx;
  height: 48rpx;
  margin-bottom: 4rpx;
}

.tab-text {
  font-size: 22rpx;
  color: #999;
}

.tab-item.active .tab-text {
  color: #F97316;
}

/* 中间五维启动器按钮 */
.tab-center-btn {
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100rpx;
  position: relative;
  top: -20rpx;
}

.center-btn-inner {
  width: 88rpx;
  height: 88rpx;
  border-radius: 50%;
  background: linear-gradient(135deg, #F97316, #FB923C);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4rpx 16rpx rgba(249,115,22,0.4);
}

.center-btn-icon {
  font-size: 40rpx;
}

/* 五维半屏浮层 */
.dim-overlay-mask {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 1000;
  display: flex;
  align-items: flex-end;
}

.dim-overlay {
  width: 100%;
  background: #fff;
  border-radius: 32rpx 32rpx 0 0;
  padding: 40rpx 30rpx 60rpx;
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { transform: translateY(100%); }
  to { transform: translateY(0); }
}

.dim-overlay-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32rpx;
}

.dim-overlay-title {
  font-size: 32rpx;
  font-weight: bold;
  color: #333;
}

.dim-overlay-close {
  font-size: 36rpx;
  color: #999;
  padding: 8rpx;
}

.dim-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 20rpx;
}

.dim-item {
  width: calc(33.33% - 14rpx);
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 24rpx 0;
  border-radius: 16rpx;
  background: #f8f9fa;
}

.dim-item:active {
  opacity: 0.7;
}

.dim-icon-wrap {
  width: 80rpx;
  height: 80rpx;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12rpx;
}

.dim-icon {
  font-size: 36rpx;
}

.dim-name {
  font-size: 28rpx;
  font-weight: bold;
  color: #333;
}

.dim-title {
  font-size: 20rpx;
  color: #999;
  margin-top: 4rpx;
}
</style>