<template>
  <div>
    <div class="page-header">
      <h1>在线用户管理</h1>
      <p>查看和管理当前在线用户信息</p>
    </div>

    <el-card>
      <template #header>
        <div class="card-header">
          <span>在线用户列表</span>
          <div>
            <el-button type="primary" @click="showAddDialog">
              <el-icon><Plus /></el-icon>
              添加在线用户
            </el-button>
            <el-button @click="refreshList">
              <el-icon><Refresh /></el-icon>
              刷新
            </el-button>
          </div>
        </div>
      </template>

      <!-- 搜索表单 -->
      <div class="search-form">
        <el-form :model="searchForm" inline>
          <el-form-item label="用户ID">
            <el-input v-model="searchForm.userID" placeholder="请输入用户ID" />
          </el-form-item>
          <el-form-item label="用户名">
            <el-input v-model="searchForm.name" placeholder="请输入用户名" />
          </el-form-item>
          <el-form-item label="会话ID">
            <el-input v-model="searchForm.sessionID" placeholder="请输入会话ID" />
          </el-form-item>
          <el-form-item label="平台">
            <el-input v-model="searchForm.platform" placeholder="请输入平台" />
          </el-form-item>
          <el-form-item label="状态">
            <el-input v-model="searchForm.status" placeholder="请输入状态" />
          </el-form-item>
          <el-form-item>
            <el-button type="primary" @click="handleSearch">查询</el-button>
            <el-button @click="handleReset">重置</el-button>
          </el-form-item>
        </el-form>
      </div>

      <!-- 数据表格 -->
      <div class="table-container">
        <el-table
          :data="tableData"
          v-loading="loading.list"
          style="width: 100%"
          @selection-change="handleSelectionChange"
        >
          <el-table-column type="selection" width="55" />
          <el-table-column prop="id" label="编号" width="80" />
          <el-table-column prop="userID" label="用户ID" width="100" />
          <el-table-column prop="name" label="用户名" />
          <el-table-column prop="sessionID" label="会话ID" show-overflow-tooltip />
          <el-table-column prop="oAuthProvider" label="登录方" />
          <el-table-column prop="times" label="次数" width="80" />
          <el-table-column prop="page" label="页面" show-overflow-tooltip />
          <el-table-column prop="platform" label="平台" />
          <el-table-column prop="device" label="设备" show-overflow-tooltip />
          <el-table-column prop="brower" label="浏览器" show-overflow-tooltip />
          <el-table-column prop="status" label="状态" />
          <el-table-column prop="onlineTime" label="在线时间(秒)" width="120" />
          <el-table-column prop="address" label="地址" />
          <el-table-column prop="createIP" label="创建地址" />
          <el-table-column prop="createTime" label="创建时间" width="160">
            <template #default="{ row }">
              {{ formatDate(row.createTime) }}
            </template>
          </el-table-column>
          <el-table-column label="操作" width="200" fixed="right">
            <template #default="{ row }">
              <el-button size="small" @click="handleDetail(row)">
                详情
              </el-button>
              <el-button size="small" @click="handleEdit(row)">
                编辑
              </el-button>
              <el-button size="small" type="danger" @click="handleDelete(row)">
                删除
              </el-button>
            </template>
          </el-table-column>
        </el-table>
      </div>

      <!-- 分页 -->
      <div class="pagination-container">
        <el-pagination
          v-model:current-page="pagination.page"
          v-model:page-size="pagination.size"
          :page-sizes="[10, 20, 50, 100]"
          :total="pagination.total"
          layout="total, sizes, prev, pager, next, jumper"
          @size-change="handleSizeChange"
          @current-change="handleCurrentChange"
        />
      </div>
    </el-card>

    <!-- 添加/编辑对话框 -->
    <el-dialog
      v-model="showFormDialog"
      :title="isEdit ? '编辑在线用户' : '添加在线用户'"
      width="700px"
    >
      <el-form
        :model="formData"
        :rules="formRules"
        ref="formRef"
        label-width="120px"
        v-loading="loading.form"
      >
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="用户ID" prop="userID">
              <el-input v-model="formData.userID" placeholder="请输入用户ID" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="用户名" prop="name">
              <el-input v-model="formData.name" placeholder="请输入用户名" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="会话ID" prop="sessionID">
              <el-input v-model="formData.sessionID" placeholder="请输入会话ID" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="登录方" prop="oAuthProvider">
              <el-input v-model="formData.oAuthProvider" placeholder="请输入OAuth提供商" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="访问次数" prop="times">
              <el-input-number v-model="formData.times" :min="0" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="在线时间(秒)" prop="onlineTime">
              <el-input-number v-model="formData.onlineTime" :min="0" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-form-item label="页面" prop="page">
          <el-input v-model="formData.page" placeholder="请输入页面" />
        </el-form-item>

        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="平台" prop="platform">
              <el-input v-model="formData.platform" placeholder="请输入操作系统平台" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="系统" prop="os">
              <el-input v-model="formData.os" placeholder="请输入操作系统" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="设备" prop="device">
              <el-input v-model="formData.device" placeholder="请输入设备信息" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="浏览器" prop="brower">
              <el-input v-model="formData.brower" placeholder="请输入浏览器信息" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="网络类型" prop="netType">
              <el-input v-model="formData.netType" placeholder="请输入网络类型" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="设备标识" prop="deviceId">
              <el-input v-model="formData.deviceId" placeholder="请输入设备标识" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="状态" prop="status">
              <el-input v-model="formData.status" placeholder="请输入状态" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="地址" prop="address">
              <el-input v-model="formData.address" placeholder="请输入地址" />
            </el-form-item>
          </el-col>
        </el-row>

        <el-form-item label="追踪ID" prop="traceId">
          <el-input v-model="formData.traceId" placeholder="请输入追踪ID" />
        </el-form-item>
      </el-form>

      <template #footer>
        <el-button @click="showFormDialog = false">取消</el-button>
        <el-button type="primary" @click="handleSubmit" :loading="loading.submit">
          {{ isEdit ? '更新' : '创建' }}
        </el-button>
      </template>
    </el-dialog>

    <!-- 详情对话框 -->
    <el-dialog v-model="showDetailDialog" title="在线用户详情" width="800px">
      <div v-loading="loading.detail">
        <el-descriptions :column="2" border>
          <el-descriptions-item label="编号">{{ detailData.id }}</el-descriptions-item>
          <el-descriptions-item label="用户ID">{{ detailData.userID }}</el-descriptions-item>
          <el-descriptions-item label="用户名">{{ detailData.name }}</el-descriptions-item>
          <el-descriptions-item label="会话ID">{{ detailData.sessionID }}</el-descriptions-item>
          <el-descriptions-item label="登录方">{{ detailData.oAuthProvider }}</el-descriptions-item>
          <el-descriptions-item label="访问次数">{{ detailData.times }}</el-descriptions-item>
          <el-descriptions-item label="页面" :span="2">{{ detailData.page }}</el-descriptions-item>
          <el-descriptions-item label="平台">{{ detailData.platform }}</el-descriptions-item>
          <el-descriptions-item label="系统">{{ detailData.os }}</el-descriptions-item>
          <el-descriptions-item label="设备">{{ detailData.device }}</el-descriptions-item>
          <el-descriptions-item label="浏览器">{{ detailData.brower }}</el-descriptions-item>
          <el-descriptions-item label="网络类型">{{ detailData.netType }}</el-descriptions-item>
          <el-descriptions-item label="设备标识">{{ detailData.deviceId }}</el-descriptions-item>
          <el-descriptions-item label="状态">{{ detailData.status }}</el-descriptions-item>
          <el-descriptions-item label="在线时间(秒)">{{ detailData.onlineTime }}</el-descriptions-item>
          <el-descriptions-item label="最后错误">{{ formatDate(detailData.lastError) }}</el-descriptions-item>
          <el-descriptions-item label="地址">{{ detailData.address }}</el-descriptions-item>
          <el-descriptions-item label="追踪ID" :span="2">{{ detailData.traceId }}</el-descriptions-item>
          <el-descriptions-item label="创建地址">{{ detailData.createIP }}</el-descriptions-item>
          <el-descriptions-item label="创建时间">{{ formatDate(detailData.createTime) }}</el-descriptions-item>
          <el-descriptions-item label="更新地址">{{ detailData.updateIP }}</el-descriptions-item>
          <el-descriptions-item label="更新时间">{{ formatDate(detailData.updateTime) }}</el-descriptions-item>
        </el-descriptions>
      </div>

      <template #footer>
        <el-button @click="showDetailDialog = false">关闭</el-button>
      </template>
    </el-dialog>
  </div>
</template>

<script setup lang="ts">
import { ref, reactive, onMounted } from 'vue'
import { ElMessageBox } from 'element-plus'
import { Plus, Refresh } from '@element-plus/icons-vue'
import { request } from '@core/utils/request'

// 在线用户接口
interface UserOnline {
  id: number
  userID: number
  name: string
  sessionID: string
  oAuthProvider: string
  times: number
  page: string
  platform: string
  os: string
  device: string
  brower: string
  netType: string
  deviceId: string
  status: string
  onlineTime: number
  lastError: string
  address: string
  traceId: string
  createIP: string
  createTime: string
  updateIP: string
  updateTime: string
}

// 搜索表单
const searchForm = reactive({
  userID: '',
  name: '',
  sessionID: '',
  platform: '',
  status: ''
})

// 表格数据
const tableData = ref<UserOnline[]>([])
const selectedRows = ref<UserOnline[]>([])

// 表单数据
const formData = ref<Partial<UserOnline>>({})
const detailData = ref<Partial<UserOnline>>({})

// 对话框状态
const showFormDialog = ref(false)
const showDetailDialog = ref(false)
const isEdit = ref(false)

// 表单引用
const formRef = ref()

// 表单校验规则
const formRules = {
  userID: [
    { required: true, message: '请输入用户ID', trigger: 'blur' }
  ],
  name: [
    { required: true, message: '请输入用户名', trigger: 'blur' }
  ]
}

// 分页
const pagination = reactive({
  page: 1,
  size: 20,
  total: 0
})

// 加载状态
const loading = reactive({
  list: false,
  form: false,
  submit: false,
  detail: false
})

// 获取在线用户列表
const getUserOnlineList = async () => {
  try {
    loading.list = true

    const params = new URLSearchParams({
      page: pagination.page.toString(),
      size: pagination.size.toString()
    })

    // 添加搜索条件
    if (searchForm.userID) params.append('userID', searchForm.userID)
    if (searchForm.name) params.append('name', searchForm.name)
    if (searchForm.sessionID) params.append('sessionID', searchForm.sessionID)
    if (searchForm.platform) params.append('platform', searchForm.platform)
    if (searchForm.status) params.append('status', searchForm.status)

    const data = await request.get(`/Admin/UserOnline?${params}`)

    if (data?.data) {
      tableData.value = data.data?.list || []
      pagination.total = data.data?.total || 0
    } else {
      throw new Error('获取在线用户列表失败')
    }
  } catch {
    tableData.value = [];
    pagination.total = 0;
  } finally {
    loading.list = false
  }
}

// 获取在线用户详情
const getUserOnlineDetail = async (id: number) => {
  try {
    loading.detail = true

    const data = await request.get(`/Admin/UserOnline/Detail?id=${id}`)

    if (data?.data) {
      detailData.value = data.data || {}
    } else {
      throw new Error('获取在线用户详情失败')
    }
  } catch {
    // 错误提示已经在 request 拦截器中自动处理
  } finally {
    loading.detail = false
  }
}

// 创建在线用户
const createUserOnline = async (data: Partial<UserOnline>) => {
  try {
    loading.submit = true

    const result = await request.post('/Admin/UserOnline', data)

    if (result?.code === 200 || result?.code === 0) {
      showFormDialog.value = false
      refreshList()
    }
  } catch {
    // 错误提示已经在 request 拦截器中自动处理
  } finally {
    loading.submit = false
  }
}

// 更新在线用户
const updateUserOnline = async (data: Partial<UserOnline>) => {
  try {
    loading.submit = true

    const result = await request.put('/Admin/UserOnline', data)

    if (result?.code === 200 || result?.code === 0) {
      showFormDialog.value = false
      refreshList()
    }
  } catch {
    // 错误提示已经在 request 拦截器中自动处理
  } finally {
    loading.submit = false
  }
}

// 删除在线用户
const deleteUserOnline = async (id: number) => {
  try {
    await request.delete(`/Admin/UserOnline?id=${id}`)
    refreshList()
  } catch {
    // 错误提示已经在 request 拦截器中自动处理
  }
}

// 搜索
const handleSearch = () => {
  pagination.page = 1
  getUserOnlineList()
}

// 重置搜索
const handleReset = () => {
  Object.assign(searchForm, {
    userID: '',
    name: '',
    sessionID: '',
    platform: '',
    status: ''
  })
  pagination.page = 1
  getUserOnlineList()
}

// 刷新列表
const refreshList = () => {
  getUserOnlineList()
}

// 显示添加对话框
const showAddDialog = () => {
  isEdit.value = false
  formData.value = {
    times: 0,
    onlineTime: 0
  }
  showFormDialog.value = true
}

// 查看详情
const handleDetail = async (row: UserOnline) => {
  await getUserOnlineDetail(row.id)
  showDetailDialog.value = true
}

// 编辑
const handleEdit = async (row: UserOnline) => {
  isEdit.value = true
  await getUserOnlineDetail(row.id)
  formData.value = { ...detailData.value }
  showFormDialog.value = true
}

// 删除
const handleDelete = async (row: UserOnline) => {
  try {
    await ElMessageBox.confirm(
      `确定要删除在线用户 "${row.name}" 吗？`,
      '确认删除',
      {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning',
      }
    )

    await deleteUserOnline(row.id)
  } catch (error) {
    if (error !== 'cancel') {
      console.error('删除在线用户错误:', error)
    }
  }
}

// 提交表单
const handleSubmit = async () => {
  try {
    await formRef.value.validate()

    if (isEdit.value) {
      await updateUserOnline(formData.value)
    } else {
      await createUserOnline(formData.value)
    }
  } catch (error) {
    console.error('表单提交错误:', error)
  }
}

// 表格选择变化
const handleSelectionChange = (selection: UserOnline[]) => {
  selectedRows.value = selection
}

// 分页大小变化
const handleSizeChange = (size: number) => {
  pagination.size = size
  pagination.page = 1
  getUserOnlineList()
}

// 页码变化
const handleCurrentChange = (page: number) => {
  pagination.page = page
  getUserOnlineList()
}

// 格式化日期
const formatDate = (dateStr: string) => {
  if (!dateStr) return ''
  const date = new Date(dateStr)
  return date.toLocaleString('zh-CN')
}

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

<style scoped>
.page-header {
  margin-bottom: 20px;
}

.page-header h1 {
  margin: 0 0 8px 0;
  font-size: 24px;
  font-weight: 500;
}

.page-header p {
  margin: 0;
  color: #666;
  font-size: 14px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.search-form {
  margin-bottom: 20px;
  padding: 20px;
  background-color: #f5f7fa;
  border-radius: 4px;
}

.table-container {
  margin-bottom: 20px;
}

.pagination-container {
  display: flex;
  justify-content: flex-end;
}
</style>