nanocode/wanandroid/uniapp_android/pages/system/system.vue

<template>
  <view class="system-page">
    <!-- 状态栏 -->
    <view class="status-bar"></view>
    
    <!-- 标题栏 -->
    <view class="title-bar">
      <text class="title">知识体系</text>
    </view>
    
    <!-- 内容区域 -->
    <view class="content">
      <!-- 搜索栏 -->
      <view class="search-container">
        <view class="search-icon">🔍</view>
        <input class="search-input" placeholder="搜索技术分类..." />
      </view>
      
      <!-- 体系分类 -->
      <view class="system-categories">
        <view class="category-card" v-for="category in categories" :key="category.id">
          <view class="category-header">
            <text class="category-name">{{ category.name }}</text>
            <text class="category-count">{{ category.count }}个分类</text>
          </view>
          
          <view class="subcategory-list">
            <view class="subcategory-item" v-for="sub in category.children" :key="sub.id">
              <text class="subcategory-name">{{ sub.name }}</text>
              <text class="subcategory-article-count">{{ sub.articleCount }}篇文章</text>
            </view>
          </view>
          
          <view class="expand-btn" @click="toggleCategory(category.id)">
            {{ category.expanded ? '收起' : '展开全部' }}
          </view>
        </view>
      </view>
      
      <!-- 空状态 -->
      <view class="empty-state" v-if="categories.length === 0">
        <view class="empty-icon">🌳</view>
        <text class="empty-text">暂无分类数据</text>
      </view>
    </view>
  </view>
</template>

<script>
export default {
  data() {
    return {
      categories: [
        {
          id: 1,
          name: 'Android',
          count: 8,
          expanded: true,
          children: [
            { id: 101, name: '基础组件', articleCount: 256 },
            { id: 102, name: '自定义View', articleCount: 128 },
            { id: 103, name: '动画', articleCount: 96 },
            { id: 104, name: '性能优化', articleCount: 72 }
          ]
        },
        {
          id: 2,
          name: 'Java',
          count: 6,
          expanded: false,
          children: [
            { id: 201, name: '基础语法', articleCount: 180 },
            { id: 202, name: '集合框架', articleCount: 64 },
            { id: 203, name: '多线程', articleCount: 48 },
            { id: 204, name: 'JVM', articleCount: 32 }
          ]
        },
        {
          id: 3,
          name: 'Kotlin',
          count: 5,
          expanded: false,
          children: [
            { id: 301, name: '基础语法', articleCount: 120 },
            { id: 302, name: '协程', articleCount: 56 },
            { id: 303, name: 'DSL', articleCount: 24 },
            { id: 304, name: '与Java互操作', articleCount: 18 }
          ]
        },
        {
          id: 4,
          name: '前端',
          count: 7,
          expanded: false,
          children: [
            { id: 401, name: 'JavaScript', articleCount: 96 },
            { id: 402, name: 'Vue.js', articleCount: 64 },
            { id: 403, name: 'React', articleCount: 48 },
            { id: 404, name: 'CSS', articleCount: 32 }
          ]
        },
        {
          id: 5,
          name: '后端',
          count: 6,
          expanded: false,
          children: [
            { id: 501, name: 'Spring Boot', articleCount: 84 },
            { id: 502, name: '数据库', articleCount: 72 },
            { id: 503, name: '微服务', articleCount: 36 },
            { id: 504, name: '分布式', articleCount: 24 }
          ]
        }
      ]
    }
  },
  
  methods: {
    toggleCategory(categoryId) {
      const category = this.categories.find(c => c.id === categoryId)
      if (category) {
        category.expanded = !category.expanded
      }
    }
  },
  
  onLoad() {
    console.log('知识体系页面加载')
  }
}
</script>

<style>
.system-page {
  background: #F5F5F5;
  min-height: 100vh;
}

.status-bar {
  height: 40px;
  background: #6200EE;
}

.title-bar {
  background: #6200EE;
  padding: 16px 20px;
}

.title {
  font-size: 20px;
  font-weight: 500;
  color: white;
}

.content {
  padding: 20px;
}

.search-container {
  background: white;
  border-radius: 24px;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  margin-bottom: 24px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.search-icon {
  font-size: 20px;
  margin-right: 12px;
  color: #6200EE;
}

.search-input {
  flex: 1;
  font-size: 16px;
  color: #212121;
}

.search-input::placeholder {
  color: #757575;
}

.system-categories {
  margin-bottom: 20px;
}

.category-card {
  background: white;
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.category-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #F0F0F0;
}

.category-name {
  font-size: 18px;
  font-weight: 500;
  color: #212121;
}

.category-count {
  font-size: 14px;
  color: #6200EE;
  background: rgba(98, 0, 238, 0.1);
  padding: 4px 12px;
  border-radius: 12px;
}

.subcategory-list {
  margin-bottom: 16px;
}

.subcategory-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid #F8F8F8;
}

.subcategory-item:last-child {
  border-bottom: none;
}

.subcategory-name {
  font-size: 16px;
  color: #424242;
}

.subcategory-article-count {
  font-size: 14px;
  color: #757575;
}

.expand-btn {
  text-align: center;
  color: #6200EE;
  font-size: 14px;
  font-weight: 500;
  padding: 8px;
  border-radius: 8px;
  background: rgba(98, 0, 238, 0.05);
  cursor: pointer;
  transition: all 0.3s;
}

.expand-btn:active {
  background: rgba(98, 0, 238, 0.1);
}

.empty-state {
  text-align: center;
  padding: 60px 20px;
}

.empty-icon {
  font-size: 60px;
  margin-bottom: 16px;
  color: #6200EE;
}

.empty-text {
  font-size: 16px;
  color: #757575;
}
</style>