<template>
  <div class="model-management">
    <!-- 页面头部 -->
    <PageHeader />
    <!-- 主要内容区域 -->
    <main class="main-content">
  <!-- 左侧垂直菜单 -->
  <aside class="left-sidebar">
    <el-menu :default-active="activeMenu" class="el-menu-vertical-demo" background-color="#f8f9fa" text-color="#303133" active-text-color="#409eff" style="height: 100%; margin: 0;" @open="handleOpen" @close="handleClose" @select="(key) => handleMenuSelect(key)">
      <el-menu-item-group>
        <template #title><span style="font-size: 1.45rem; font-weight: 600; color: #303133;">项目分类</span></template>
        
        <!-- 数字孪生分类 -->
        <el-sub-menu index="1">
          <template #title>
            <el-icon><Menu /></el-icon>
            <span>数字孪生</span>
          </template>
          <el-menu-item index="1-1">数字孪生太浦河</el-menu-item>
          <el-menu-item index="1-2">数字孪生水文站</el-menu-item>
          <el-menu-item index="1-3">数字孪生灌区</el-menu-item>
        </el-sub-menu>
      </el-menu-item-group>
    </el-menu>
  </aside>

  <!-- 右侧内容区域 -->
      <section class="right-content">
        <!-- 面包屑导航已移除 -->
        <component :is="activeComponent" />
      </section>
</main>

    

  </div>
</template>

<script setup>
import PageHeader from './PageHeader.vue'
import { ref, shallowRef, markRaw } from 'vue'
import { Menu, Setting, House } from '@element-plus/icons-vue'
import ShuiliGongcheng from './content/ShuiliGongcheng.vue'
import JidianShebei from './content/JidianShebei.vue'
import ShuiliSheshi from './content/ShuiliSheshi.vue'

// 使用markRaw标记组件，避免Vue将其转换为响应式对象
const ShuiliGongchengRaw = markRaw(ShuiliGongcheng)
const JidianShebeiRaw = markRaw(JidianShebei)
const ShuiliSheshiRaw = markRaw(ShuiliSheshi)

const activeMenu = ref('1')
const activeMenuName = ref('数字孪生')
const activeComponent = ref(ShuiliGongchengRaw)

const handleOpen = (key, keyPath) => {
  console.log('Menu opened:', key, keyPath)
  if (key === '1') {
    activeMenu.value = key
    activeMenuName.value = '数字孪生'
    activeComponent.value = ShuiliGongchengRaw
    console.log('Set active component to ShuiliGongcheng')
  }
}

const handleClose = (key, keyPath) => {
  console.log(key, keyPath)
}

const handleMenuSelect = (key) => {
  console.log('Menu selected:', key)
  activeMenu.value = key
  
  // 根据选择的菜单项更新活动菜单名称和组件
  if (key === '1') {
    activeMenuName.value = '数字孪生'
    activeComponent.value = ShuiliGongchengRaw
  } else if (key === '1-1') {
    activeMenuName.value = '数字孪生太浦河'
    activeComponent.value = ShuiliGongchengRaw
  } else if (key === '1-2') {
    activeMenuName.value = '数字孪生水文站'
    activeComponent.value = ShuiliGongchengRaw
  } else if (key === '1-3') {
    activeMenuName.value = '数字孪生灌区'
    activeComponent.value = ShuiliGongchengRaw
  } else {
    activeMenuName.value = '数字孪生'
    activeComponent.value = ShuiliGongchengRaw
  }
  
  console.log('Active component:', activeComponent.value)
}


</script>

<style scoped>
.model-management {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  overflow: hidden;
  background: #f8f9fa;
}

/* 主要内容区域 */
.main-content {
  flex: 1;
  width: 100%;
  padding: 0;
  overflow-y: auto;
  height: 100%;
  display: flex;
}

/* 左侧垂直菜单 */
.left-sidebar {
  width: 280px;
  background: #f8f9fa;
  box-shadow: 2px 0 10px rgba(0, 0, 0, 0.05);
  height: 100%;
  border-radius: 0;
  margin: 0;
  overflow: hidden;
}

.el-menu-vertical-demo {
  border-right: none;
  font-size: 1rem !important;
}

.el-menu-vertical-demo .el-menu-item-group__title {
  font-weight: 600;
  color: #303133 !important;
  line-height: 1.5;
}

.el-menu-vertical-demo .el-sub-menu .el-menu-item {
  color: #909399 !important;
  font-size: 0.875rem !important;
  line-height: 1.5;
}

.menu-title-text {
  font-size: 1rem !important;
  font-weight: 600;
}

.tree-menu {
  padding: 1.5rem;
  height: 100%;
  display: flex;
  flex-direction: column;
  border-radius: 12px;
  background-color: #f8f9fa;
}

.menu-title {
  font-size: 1.125rem;
  color: #2c3e50;
  margin-bottom: 1.5rem;
  font-weight: 600;
  line-height: 1.5;
}

.menu-items {
  display: flex;
  flex-direction: column;
  gap: 0;
  flex-grow: 1;
}

.menu-item {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem 1.5rem;
  cursor: pointer;
  transition: all 0.3s ease;
  font-size: 1rem;
  color: #577cf3;
  font-weight: 400;
  line-height: 1.6;
}

.menu-item:hover {
  background: #f0f5ff;
}

.menu-icon {
  font-size: 1.25rem;
}

/* 右侧内容区域 */
.right-content {
  flex: 1;
  padding: 1rem;
  overflow-y: auto;
}

.model-section {
  padding: 0 1rem;
  margin-bottom: 2.5rem;
}

.section-title {
  font-size: 1.5rem;
  color: #2c3e50;
  margin-bottom: 2rem;
  font-weight: 600;
  line-height: 1.4;
}

.model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
}

.model-card {
  background: white;
  padding: 2.5rem;
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  transition: all 0.3s ease;
}

.model-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.model-name {
  font-size: 1.25rem;
  color: #2c3e50;
  margin-bottom: 1rem;
  font-weight: 600;
  line-height: 1.4;
}

.model-description {
  font-size: 1rem;
  color: #7f8c8d;
  line-height: 1.6;
  margin-bottom: 2rem;
  font-weight: 400;
}

.model-actions {
  display: flex;
  gap: 1rem;
}

.btn {
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 50px;
  font-size: 1rem;
  font-weight: 400;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  display: inline-block;
  white-space: nowrap;
  line-height: 1.6;
}

.btn-primary {
  background: #577cf3;
  color: white;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(87, 124, 243, 0.4);
}

.btn-secondary {
  background: white;
  color: #577cf3;
  border: 2px solid #577cf3;
}

.btn-secondary:hover {
  background: #577cf3;
  color: white;
  transform: translateY(-3px);
}

/* 页面底部 */
.page-footer {
  background: white;
  color: #577cf3;
  text-align: center;
  padding: 1.5rem 0;
  height: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-top: 1px solid #f0f5ff;
}

.menu-bar {
  height: 100%;
  background: #f0f5ff;
}

.page-footer p {
  margin: 0;
  font-size: 0.875rem;
  line-height: 1.5;
  font-weight: 400;
}


</style>