<script setup>
// 这是退款明细页面
import { computed, onMounted, ref } from 'vue'
import { ElMessage } from 'element-plus'
import moment from 'moment'
import API from '@/util/http.js'
import request from '@/util/http.js'
import { reverseMarketMapping } from "@/utils/marketMap.js";
import dayjs from "dayjs";

const defaultTime = [
  new Date(2000, 1, 1, 0, 0, 0),
  new Date(2000, 2, 1, 23, 59, 59),
]
const format3 = (num) => {
  // 每三位添加逗号
  return num.toLocaleString('en-US')
}
// 精网号去空格
const trimJwCode = () => {
  if (refundUser.value.jwcode) {
    // 去除所有空格，并尝试转换为整数
    const trimmed = refundUser.value.jwcode.toString().replace(/\s/g, '');
    const numeric = Number(trimmed);

    // 如果转换为数字成功，保存为数字，否则提示错误
    if (!isNaN(numeric)) {
      refundUser.value.jwcode = numeric;
    } else {
      ElMessage.error("精网号格式不正确，请输入数字");
    }
  }
}

// 变量
//这是获取用户信息的接口
// 标记当前激活的时间范围按钮
const activeTimeRange = ref('')
// 日期选择器变化时清除按钮激活状态
const handleDatePickerChange = () => {
  activeTimeRange.value = ''
}
const adminData = ref({})
const getAdminData = async function () {
  try {
    const result = await API({ url: '/admin/userinfo', data: {} })

    adminData.value = result
    console.log('请求成功', result)
    console.log('用户信息', adminData.value)
  } catch (error) {
    console.log('请求失败', error)
  }
}
// 充值明细表格
const tableData = ref([])
// 搜索======================================
// 搜索detail
const refundUser = ref({
  market: ""
})
// 搜索对象
const getObj = ref({
  pageNum: 1,
  pageSize: 50
})
//分页总条目
const total = ref(100)
// 搜索对象时间
const getTime = ref([])

// 搜索地区列表
const market = ref([])

// 定义响应式变量存储金币合计数
const permanentGolds = ref(0)
const freeGolds = ref(0)
const taskGolds = ref(0)

// 计算总金币数
const sumGolds = computed(() => permanentGolds.value + freeGolds.value + taskGolds.value)

// 退款类型
const refundType = ref([])

//时间格式化
const formatTime = (val) => val ? moment(val).format('YYYY-MM-DD HH:mm:ss') : ''

// 获取退款类型
const getRefundTypes = async function () {
  try {
    // 发送请求获取退款类型
    const result = await API({
      url: '/refund/refundType', //这里应该写上一个退款类型的接口
      data: {}
    })
    console.log('退款类型请求成功', result)
    // 检查返回的数据是否为数组
    if (Array.isArray(result.data)) {
      // 将字符串数组转换为 { value, label } 格式
      refundType.value = result.data.map(item => ({ value: item, label: item }));
    } else {
      console.error('退款类型数据格式错误', result)
      ElMessage.error('退款类型数据格式错误，请联系管理员')
    }
    console.log('退款类型', refundType.value)
  } catch (error) {
    console.log('退款类型请求失败', error)
  }
}

// 搜索==============================================================
// 搜索方法
const getSelectBy = async function (val) {
  try {
    // 搜索参数页码赋值
    if (typeof val === 'number') {
      getObj.value.pageNum = val
    }

    // 搜索参数时间赋值
    if (getTime.value != null) {
      if (getTime.value.startTime != '' && getTime.value.endTime != '') {
        refundUser.value.startTime = formatTime(getTime.value[0])
        refundUser.value.endTime = formatTime(getTime.value[1])
      }
    } else {
      refundUser.value.startTime = ''
      refundUser.value.endTime = ''
    }

    // 添加排序字段和排序方式到请求参数
    refundUser.value.sortField = sortField.value
    refundUser.value.sortOrder = sortOrder.value
    console.log('搜索参数', getObj.value)
    // 发送POST请求
    if (refundUser.value.market === '9' || refundUser.value.market === '9999') {
      refundUser.value.market = '';
    }
    if (refundUser.value.jwcode) {
      // 纯数字
      const numberRegex = /^\d{1,9}$/;

      // 检查是否不是数字
      if (!numberRegex.test(refundUser.value.jwcode)) {
        ElMessage.error('请检查精网号格式')
        // 上面提示过了
        return
      }
    }
    const result = await API({
      url: '/refund/selectBy',
      data: {
        ...getObj.value,
        refundUser: { ...refundUser.value }
      }
    })
    // 复制一份 refundUser.value 并移除排序字段和排序方式
    const detailWithoutSort = { ...refundUser.value }
    delete detailWithoutSort.sortField
    delete detailWithoutSort.sortOrder

    const resultTotalGold = await API({
      url: '/refund/statsGold',
      data: {
        ...detailWithoutSort
      }
    })
    // 将响应结果存储到响应式数据中
    console.log('resultTotalGold请求成功', resultTotalGold)
    // 检查响应的 code 是否为 200 且 data 存在
    if (resultTotalGold.code === 200 && resultTotalGold.data) {
      const data = resultTotalGold.data
      console.log('获取到的金币数据:', data)

      permanentGolds.value = (Number(data.permanentGolds) || 0)
      freeGolds.value = (Number(data.freeGolds) || 0)
      taskGolds.value = (Number(data.taskGolds) || 0)
    }

    // 存储表格数据
    tableData.value = result.data.list
    
    tableData.value = tableData.value.map(item => ({
      ...item,
      sumGold: (Number(item.sumGold) || 0) ,
      permanentGold: (Number(item.permanentGold) || 0) ,
      freeGold: (Number(item.freeGold) || 0) ,
      taskGold: (Number(item.taskGold) || 0) 
    }))
    console.log('tableData', tableData.value)
    // 存储分页总数
    total.value = result.data.total
    console.log('total', total.value)
    // 调用分类的方法
    handleClick()
  } catch (error) {
    console.log('请求失败', error)
    // 在这里可以处理错误逻辑，比如显示错误提示等
  }
}
// 搜索
const search = function () {
  trimJwCode()
  getObj.value.pageNum = 1
  getSelectBy()
}
// 重置
const reset = function () {
  refundUser.value = { market: "" }
  sortField.value = ''
  sortOrder.value = ''
  getTime.value = {}
  activeTimeRange.value = '' // 清除激活状态
  selectedMarketPath.value = []
  getSelectBy()
}
// 今天
const getToday = function () {
  const today = dayjs()
  const startTime = today.startOf('day').format('YYYY-MM-DD HH:mm:ss')
  const endTime = today.endOf('day').format('YYYY-MM-DD HH:mm:ss')
  getTime.value = [startTime, endTime]
  console.log('getTime', getTime.value)
  activeTimeRange.value = 'today' // 标记当前激活状态

  getSelectBy()
}
// 昨天
const getYesterday = function () {
  const today = dayjs()
  const startTime = today.subtract(1, 'day').startOf('day').format('YYYY-MM-DD HH:mm:ss')
  const endTime = today.subtract(1, 'day').endOf('day').format('YYYY-MM-DD HH:mm:ss')
  getTime.value = [startTime, endTime]
  console.log('getTime', getTime.value)
  activeTimeRange.value = 'yesterday' // 标记当前激活状态

  getSelectBy()
}
// 近7天
const get7Days = function () {
  const today = dayjs()
  const startTime = today.subtract(6, 'day').startOf('day').format('YYYY-MM-DD HH:mm:ss')
  const endTime = today.endOf('day').format('YYYY-MM-DD HH:mm:ss')
  getTime.value = [startTime, endTime]
  console.log('getTime', getTime.value)
  activeTimeRange.value = '7days' // 标记当前激活状态

  getSelectBy()
}

//点击标签页
// 设置tab.props.name默认为all
const tabName = ref('all')
const handleClick = function (tab, event) {
  if (tab.props.name === 'all') {
    adminAll()
  } else if (tab.props.name === 'wait') {
    adminWait()
  } else if (tab.props.name === 'pass') {
    adminPass()
  } else if (tab.props.name === 'reject') {
    adminReject()
  }
}

const delObj = ref({})
const del = function (row) {
  delObj.value.detailId = row.detailId
  console.log('delObj', delObj.value)
}
// 删除按钮的气泡弹出框确认按钮
const delConfirm = async function () {
  try {
    console.log('delObj', delObj.value)
    // 发送POST请求
    const result = await API({
      url: '/refund/softDelete?detailId=' + delObj.value.detailId,
      data: {}
    })
    // 将响应结果存储到响应式数据中
    console.log('请求成功', result)
    // 刷新表格数据
    getSelectBy()
  } catch (error) {
    console.log('请求失败', error)
    // 在这里可以处理错误逻辑，比如显示错误提示等
  }
}

// 查询商品的接口
const goods = ref([])
const getGoods = async function () {
  try {
    // 发送POST请求
    const result = await request({
      url: '/general/goods',
      data: {}
    })
    // 将响应结果存储到响应式数据中
    console.log('请求成功product', result)
    if (Array.isArray(result.data)) {
      // 过滤掉空字符串和 null 值
      const validGoods = result.data.filter(item => item && item.trim() !== '');
      // 直接使用后端返回的字符串作为 value 和 label
      goods.value = validGoods.map(item => ({
        value: item,
        label: item
      }));
    }
  } catch (error) {
    console.log('请求失败', error)
    // 在这里可以处理错误逻辑，比如显示错误提示等
  }
}

// 挂载
onMounted(async function () {
  await getAdminData()
  await getSelectBy()
  await getMarket()
  await getRefundTypes()
  await getGoods()
})
// 新增排序字段和排序方式
const sortField = ref('')
const sortOrder = ref('')
// 处理排序事件
const handleSortChange = (column) => {
  console.log('排序字段：', column.prop)
  console.log('排序方式：', column.order)
  if (column.prop === 'permanentGold') {
    sortField.value = 'permanentGold'
  } else if (column.prop === 'taskGold') {
    sortField.value = 'taskGold'
  } else if (column.prop === 'freeGold') {
    sortField.value = 'freeGold'
  } else if (column.prop === 'createTime') {
    sortField.value = 'createTime'
  } else if (column.prop === 'auditTime') {
    sortField.value = 'auditTime'
  } else if (column.prop === 'sumGold') {
    sortField.value = 'sumGold'
  }
  sortOrder.value = column.order === 'ascending' ? 'ASC' : 'DESC'
  getSelectBy()
}
const handlePageSizeChange = function (val) {
  getObj.value.pageSize = val
  getSelectBy()
}
const handleCurrentChange = function (val) {
  getObj.value.pageNum = val
  getSelectBy()
}

const exportExcel = async function () {
  const params = {
    refundUser: {
      jwcode: refundUser.value.jwcode || '',
      refundModel: refundUser.value.refundModel || '',
      market: refundUser.value.market || "",
      startTime: refundUser.value.startTime || '',
      endTime: refundUser.value.endTime || '',
      goodsName: refundUser.value.goodsName || '',
    },
    page: getObj.pageNum,
    size: total.value
  }

  try {
    const res = await API({ url: '/export/exportRefund', data: params })
    if (res.code === 200) {
      ElMessage.success('导出成功')
    } else {
      ElMessage.error(res.message || '导出失败，请稍后重试')
    }
  } catch (error) {
    console.log('请求失败', error)
    ElMessage.error('导出失败，请稍后重试')
  }

}
const exportListVisible = ref(false)

// 打开导出列表弹窗
const openExportList = () => {
  getExportList()
  exportListVisible.value = true
}

// 导出列表数据
const exportList = ref([])
// 导出列表加载状态
const exportListLoading = ref(false)
// 获取导出列表
const getExportList = async () => {
  exportListLoading.value = true
  try {
    const result = await API({ url: '/export/export' })
    if (result.code === 200) {
      const filteredData = result.data.filter(item => {
        return item.type === 3; //3表示金币退款列表
      });
      exportList.value = filteredData
    } else {
      ElMessage.error(result.msg || '获取导出列表失败')
    }
  } catch (error) {
    console.error('获取导出列表出错:', error)
    ElMessage.error('获取导出列表失败，请稍后重试')
  } finally {
    exportListLoading.value = false
  }
}
// 下载导出文件
const downloadExportFile = (item) => {
  if (item.state === 2) {
    const link = document.createElement('a')
    link.href = item.url
    link.download = item.fileName
    link.click()
  } else {
    ElMessage.warning('文件还在导出中，请稍后再试')
  }
}
//根据状态返回对应的标签类型
const getTagType = (state) => {
  switch (state) {
    case 0:
      return 'info';
    case 1:
      return 'primary';
    case 2:
      return 'success';
    case 3:
      return 'danger';
    default:
      return 'info';
  }
}
//根据状态返回对应的标签文案
const getTagText = (state) => {
  switch (state) {
    case 0:
      return '待执行';
    case 1:
      return '执行中';
    case 2:
      return '执行完成';
    case 3:
      return '执行出错';
    default:
      return '未知状态';
  }
}


// 存储地区选择变化
const selectedMarketPath = ref("")
const handleMarketChange = (value) => {
  if (value && value.length > 0) {
    const lastValue = value[value.length - 1]
    refundUser.value.market = reverseMarketMapping[lastValue]
  } else {
    refundUser.value.market = ''
  }
}
// 获取地区，修改为级联下拉框
const getMarket = async function () {
  try {
    // 发送POST请求
    const result = await API({

      url: '/market/selectMarket',
    });
    // 将响应结果存储到响应式数据中
    console.log('请求成功', result)

    // 递归转换树形结构为级联选择器需要的格式（跳过第一级节点）
    const transformTree = (nodes) => {
      // 直接处理第一级节点的子节点
      const allChildren = nodes.flatMap(node => node.children || []);

      return allChildren.map(child => {
        const grandchildren = child.children && child.children.length
          ? transformTree([child]) // 递归处理子节点
          : null;

        return {
          value: child.name,
          label: child.name,
          children: grandchildren
        };
      });
    };
    // 存储地区信息
    market.value = transformTree(result.data)
    console.log('转换后的地区树==============', market.value)
  } catch (error) {
    console.log('请求失败', error)
  }
}
</script>

<template>
  <el-row>
    <el-col>
      <el-card style="margin-bottom: 20px;margin-top:10px">
        <el-row style="margin-bottom: 10px">
          <el-col :span="5">
            <div class="head-card-element">
              <el-text class="mx-1">精网号：</el-text>
              <el-input v-model="refundUser.jwcode" placeholder="请输入精网号" style="width: 150px" clearable />
            </div>
          </el-col>

          <el-col :span="6">
            <div class="head-card-element">
              <el-text class="mx-1">商品名称：</el-text>
              <el-select v-model="refundUser.goodsName" placeholder="请选择商品名称" style="width: 180px" clearable>
                <el-option v-for="item in goods" :key="item.value" :label="item.label" :value="item.value" />
              </el-select>
            </div>
          </el-col>
          <el-col :span="6">
            <el-text class="mx-1" size="large">所属地区：</el-text>
            <el-cascader v-model="selectedMarketPath" :options="market" placeholder="请选择所属地区" clearable
              style="width:180px" @change="handleMarketChange" />
          </el-col>
          <el-col :span="6">
            <div class="head-card-element">
              <el-text class="mx-1">退款类型：</el-text>
              <el-select v-model="refundUser.refundType" placeholder="请选择退款类型" style="width: 180px" clearable>
                <!--                todo 这需要改-->
                <el-option v-for="item in refundType" :key="item.value" :label="item.label" :value="item.value" />
              </el-select>
            </div>
          </el-col>
        </el-row>
        <el-row>
          <el-col :span="24">
            <div class="head-card-element">
              <el-text class="mx-1">退款时间：</el-text>
              <el-date-picker v-model="getTime" type="datetimerange" range-separator="至" start-placeholder="起始时间"
                end-placeholder="结束时间" style="width: 400px" @change="handleDatePickerChange"
                :default-time="defaultTime" />
              <el-button @click="getToday()" style="margin-left: 10px"
                :type="activeTimeRange === 'today' ? 'primary' : ''"> 今
              </el-button>
              <el-button @click="getYesterday()" style="margin-left: 10px"
                :type="activeTimeRange === 'yesterday' ? 'primary' : ''"> 昨
              </el-button>
              <el-button @click="get7Days()" style="margin-left: 10px"
                :type="activeTimeRange === '7days' ? 'primary' : ''"> 近7天
              </el-button>

              <el-button type="success" @click="reset()">重置</el-button>
              <el-button type="primary" @click="search()">查询</el-button>
              <el-button type="primary" @click="exportExcel">导出Excel</el-button>
              <el-button type="primary" @click="openExportList">查看导出列表</el-button>
            </div>
          </el-col>
        </el-row>
      </el-card>
    </el-col>
  </el-row>
  <el-row>
    <el-col>
      <el-card>
        <div>
          退款金币总数：{{ format3(Math.abs(sumGolds) / 100) }}&nbsp;&nbsp;&nbsp;&nbsp;
          永久金币：{{ format3(Math.abs(permanentGolds) / 100) }}&nbsp;&nbsp;&nbsp;&nbsp;
          免费金币：{{ format3(Math.abs(freeGolds) / 100) }}&nbsp;&nbsp;&nbsp;&nbsp;
          任务金币：{{ format3(Math.abs(taskGolds) / 100) }}
        </div>
        <!-- 设置表格容器的高度和滚动样式 -->
        <div style="height: 520px; overflow-y: auto;margin-top:10px">
          <el-table :data="tableData" style="width: 100%" @sort-change="handleSortChange" height="520px">
            <el-table-column type="index" label="序号" width="80px" fixed="left">
              <template #default="scope">
                <span>{{
                  scope.$index + 1 + (getObj.pageNum - 1) * getObj.pageSize
                }}</span>

              </template>
            </el-table-column>
            <el-table-column prop="name" label="姓名" fixed="left" width="130px" />
            <el-table-column prop="jwcode" label="精网号" fixed="left" width="110px" />
            <el-table-column prop="market" label="所属地区" width="110px" />
            <el-table-column prop="goodsName" label="商品名称" width="110px" show-overflow-tooltip />
            <el-table-column prop="refundType" label="退款类型" width="100px" />

            <!-- <el-table-column label="金额总数" width="110px">
              <template #default="scope">
                {{
                  scope.row.sumGold
                }}
              </template>
            </el-table-column> -->

            <el-table-column prop="sumGold" label="金额总数" width="110px" sortable="custom" />

            <el-table-column prop="refundModel" label="退款方式" width="110px">
              <template #default="scope">
                {{ scope.row.refundModel === 0 ? '全部退款' : scope.row.refundModel === 1 ? '部分退款' : '' }}
              </template>
            </el-table-column>
            <el-table-column prop="permanentGold" label="永久金币" width="110px" sortable="custom" />
            <el-table-column prop="freeGold" sortable="custom" label="免费金币" width="110px" />
            <el-table-column prop="taskGold" sortable="custom" label="任务金币" width="110px" />
            <!-- 修改prop为taskGold -->
            <el-table-column prop="remark" label="退款原因" width="160px" show-overflow-tooltip />
            <el-table-column prop="adminName" label="提交人" width="100px" />

            <el-table-column prop="createTime" sortable="custom" label="提交时间" width="180px">
              <template #default="scope">
                {{ moment(scope.row.createTime).format('YYYY-MM-DD HH:mm:ss') }}
              </template>
            </el-table-column>
          </el-table>
        </div>

        <!-- 分页 -->
        <div class="pagination" style="margin-top: 20px">
          <el-pagination background :page-size="getObj.pageSize" :page-sizes="[5, 10, 20, 50, 100]"
            layout="total, sizes, prev, pager, next, jumper" :total="total" @size-change="handlePageSizeChange"
            @current-change="handleCurrentChange" @jump="checkPageNumber"></el-pagination>
        </div>
      </el-card>
    </el-col>
  </el-row>

  <!-- 导出弹窗 -->
  <el-dialog v-model="exportListVisible" title="导出列表" width="80%">
    <el-table :data="exportList" style="width: 100% ;height: 60vh;" :loading="exportListLoading">
      <el-table-column prop="fileName" label="文件名" />
      <el-table-column prop="state" label="状态">
        <template #default="scope">
          <el-tag :type="getTagType(scope.row.state)" :effect="scope.row.state === 3 ? 'light' : 'plain'">
            {{ getTagText(scope.row.state) }}
          </el-tag>
        </template>
      </el-table-column>
      <el-table-column prop="createTime" label="创建时间">
        <template #default="scope">
          {{ moment(scope.row.createTime).format('YYYY-MM-DD HH:mm:ss') }}
        </template>
      </el-table-column>
      <el-table-column label="操作">
        <template #default="scope">
          <el-button type="primary" size="small" @click="downloadExportFile(scope.row)"
            :disabled="scope.row.state !== 2">
            下载
          </el-button>
        </template>
      </el-table-column>
    </el-table>
    <template #footer>
      <div class="dialog-footer">
        <el-button text @click="exportListVisible = false">关闭</el-button>
      </div>
    </template>
  </el-dialog>
</template>

<style scoped>
.status {
  display: flex;
}

.head-card {
  display: flex;
}

.head-card-element {
  margin-right: 20px;
}

.head-card-btn {
  margin-left: auto;
}

.pagination {
  display: flex;
  margin-top: 20px;
}
</style>
