<template>
  <div class="menu-management">
    <!-- 搜索表单 -->
    <el-card class="search-form">
      <el-form :model="searchForm" inline>
        <el-form-item label="菜单名称">
          <el-input v-model="searchForm.menuName" placeholder="请输入菜单名称" clearable />
        </el-form-item>
        <el-form-item label="菜单类型">
          <el-select v-model="searchForm.menuType" placeholder="请选择菜单类型" clearable>
            <el-option label="目录" value="0" />
            <el-option label="菜单" value="1" />
            <el-option label="按钮" value="2" />
          </el-select>
        </el-form-item>
        <el-form-item label="状态">
          <el-select v-model="searchForm.status" placeholder="请选择状态" clearable>
            <el-option label="正常" :value="1" />
            <el-option label="停用" :value="0" />
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleSearch">
            <el-icon><Search /></el-icon>
            搜索
          </el-button>
          <el-button @click="handleReset">
            <el-icon><Refresh /></el-icon>
            重置
          </el-button>
        </el-form-item>
      </el-form>
    </el-card>

    <!-- 操作按钮 -->
    <el-card class="operation-buttons">
      <el-button type="primary" @click="handleAdd">
        <el-icon><Plus /></el-icon>
        新增菜单
      </el-button>
      <el-button type="danger" :disabled="!multipleSelection.length" @click="handleBatchDelete">
        <el-icon><Delete /></el-icon>
        批量删除
      </el-button>
    </el-card>

    <!-- 数据表格 -->
    <el-card class="table-container">
      <el-table
        v-loading="loading"
        :data="tableData"
        row-key="menuId"
        :tree-props="{ children: 'children', hasChildren: 'hasChildren' }"
        @selection-change="handleSelectionChange"
      >
        <el-table-column type="selection" width="55" />
        <el-table-column prop="menuName" label="菜单名称" width="200" />
        <el-table-column prop="icon" label="图标" width="80" align="center">
          <template #default="{ row }">
            <el-icon v-if="row.icon">
              <component :is="row.icon" />
            </el-icon>
          </template>
        </el-table-column>
        <el-table-column prop="sort" label="排序" width="80" />
        <el-table-column prop="path" label="路由地址" width="200" />
        <el-table-column prop="component" label="组件路径" width="200" />
        <el-table-column prop="perms" label="权限标识" width="200" />
        <el-table-column prop="menuType" label="菜单类型" width="100">
          <template #default="{ row }">
            <el-tag :type="getMenuTypeTagType(row.menuType)">
              {{ getMenuTypeText(row.menuType) }}
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column prop="status" label="状态" width="80">
          <template #default="{ row }">
            <el-tag :type="row.status === 1 ? 'success' : 'danger'">
              {{ row.status === 1 ? '正常' : '停用' }}
            </el-tag>
          </template>
        </el-table-column>
        <el-table-column prop="createTime" label="创建时间" width="180" />
        <el-table-column label="操作" width="200" fixed="right">
          <template #default="{ row }">
            <el-button type="primary" size="small" @click="handleEdit(row)">
              编辑
            </el-button>
            <el-button type="danger" size="small" @click="handleDelete(row)">
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
    </el-card>
  </div>
</template>

<script setup lang="ts">
import { ref, reactive, onMounted } from 'vue'
import { ElMessage, ElMessageBox } from 'element-plus'
import type { Menu } from '@/types'

// 搜索表单
const searchForm = reactive({
  menuName: '',
  menuType: '',
  status: undefined
})

// 表格数据
const tableData = ref<Menu[]>([])
const loading = ref(false)
const multipleSelection = ref<Menu[]>([])

// 获取菜单列表
const getMenuList = async () => {
  loading.value = true
  try {
    // 模拟数据
    tableData.value = [
      {
        menuId: 1,
        menuName: '系统管理',
        parentId: 0,
        sort: 1,
        path: '/system',
        menuType: '0',
        perms: '',
        icon: 'Setting',
        status: 1,
        createTime: '2024-01-01 10:00:00',
        updateTime: '2024-01-01 10:00:00',
        children: [
          {
            menuId: 2,
            menuName: '用户管理',
            parentId: 1,
            sort: 1,
            path: '/system/user',
            component: '/sys/user/index',
            menuType: '1',
            perms: 'sys:user:list',
            icon: 'User',
            status: 1,
            createTime: '2024-01-01 10:00:00',
            updateTime: '2024-01-01 10:00:00'
          },
          {
            menuId: 3,
            menuName: '角色管理',
            parentId: 1,
            sort: 2,
            path: '/system/role',
            component: '/sys/role/index',
            menuType: '1',
            perms: 'sys:role:list',
            icon: 'UserFilled',
            status: 1,
            createTime: '2024-01-01 10:00:00',
            updateTime: '2024-01-01 10:00:00'
          }
        ]
      }
    ]
  } catch (error) {
    ElMessage.error('获取菜单列表失败')
  } finally {
    loading.value = false
  }
}

// 获取菜单类型标签类型
const getMenuTypeTagType = (menuType: string) => {
  switch (menuType) {
    case '0':
      return 'primary'
    case '1':
      return 'success'
    case '2':
      return 'warning'
    default:
      return 'info'
  }
}

// 获取菜单类型文本
const getMenuTypeText = (menuType: string) => {
  switch (menuType) {
    case '0':
      return '目录'
    case '1':
      return '菜单'
    case '2':
      return '按钮'
    default:
      return '未知'
  }
}

// 搜索
const handleSearch = () => {
  getMenuList()
}

// 重置
const handleReset = () => {
  Object.assign(searchForm, {
    menuName: '',
    menuType: '',
    status: undefined
  })
  handleSearch()
}

// 新增菜单
const handleAdd = () => {
  ElMessage.info('新增菜单功能待实现')
}

// 编辑菜单
const handleEdit = (row: Menu) => {
  ElMessage.info(`编辑菜单: ${row.menuName}`)
}

// 删除菜单
const handleDelete = async (row: Menu) => {
  try {
    await ElMessageBox.confirm(`确定要删除菜单 "${row.menuName}" 吗？`, '提示', {
      confirmButtonText: '确定',
      cancelButtonText: '取消',
      type: 'warning'
    })
    ElMessage.success('删除成功')
    getMenuList()
  } catch (error) {
    // 用户取消删除
  }
}

// 批量删除
const handleBatchDelete = async () => {
  try {
    await ElMessageBox.confirm(`确定要删除选中的 ${multipleSelection.value.length} 个菜单吗？`, '提示', {
      confirmButtonText: '确定',
      cancelButtonText: '取消',
      type: 'warning'
    })
    ElMessage.success('批量删除成功')
    getMenuList()
  } catch (error) {
    // 用户取消删除
  }
}

// 选择变化
const handleSelectionChange = (selection: Menu[]) => {
  multipleSelection.value = selection
}

// 组件挂载时获取数据
onMounted(() => {
  getMenuList()
})
</script>

<style lang="scss" scoped>
.menu-management {
  .search-form {
    margin-bottom: 16px;
  }
  
  .operation-buttons {
    margin-bottom: 16px;
  }
  
  .table-container {
    .el-pagination {
      margin-top: 16px;
      text-align: right;
    }
  }
}
</style>