<template>
  <div class="modern-page-container">
    <div class="page-wrapper">
      <!-- 内容卡片 -->
      <el-card class="content-card" shadow="never">
        <template #header>
          <div class="card-header">
            <span class="card-title">
              <el-icon class="title-icon"><Document /></el-icon>
              活动信息列表
            </span>
            <div class="header-actions">
              <el-button 
                icon="Plus" 
                type="primary" 
                @click="formDialogRef.openDialog()">
                新增
              </el-button>
              <right-toolbar  
                v-model:showSearch="showSearch" 
                class="ml10"
                @queryTable="getDataList">
                <TableColumnControl
                  ref="columnControlRef"
                  :columns="tableColumns"
                  v-model="visibleColumns"
                  trigger-type="default"
                  trigger-circle
                  @change="handleColumnChange"
                  @order-change="handleColumnOrderChange"
                >
                  <template #trigger>
                    <el-tooltip class="item" effect="dark" content="列设置" placement="top">
                      <el-button circle style="margin-left: 0;">
                        <el-icon><Menu /></el-icon>
                      </el-button>
                    </el-tooltip>
                  </template>
                </TableColumnControl>
              </right-toolbar>
            </div>
          </div>
        </template>

        <!-- 表格 -->
        <el-table 
          :data="state.dataList" 
          v-loading="state.loading"
          stripe
          :cell-style="tableStyle.cellStyle"
          :header-cell-style="tableStyle.headerCellStyle"
          class="modern-table">
          <el-table-column type="index" label="序号" width="70" align="center">
            <template #header>
              <el-icon><List /></el-icon>
            </template>
            <template #default="{ $index }">
              {{ $index + 1 + ((state.pagination?.current || 1) - 1) * (state.pagination?.size || 10) }}
            </template>
          </el-table-column>
          <template v-for="col in visibleColumnsSorted" :key="col.prop || col.label">
            <el-table-column 
              v-if="checkColumnVisible(col.prop || '') && col.prop !== '操作'"
              :prop="col.prop" 
              :label="col.label" 
              :width="col.width"
              :min-width="col.minWidth"
              :show-overflow-tooltip="col.showOverflowTooltip !== false"
              :align="col.align || 'center'">
              <template #header>
                <el-icon v-if="col.icon"><component :is="col.icon" /></el-icon>
                <span :style="{ marginLeft: col.icon ? '4px' : '0' }">{{ col.label }}</span>
              </template>
              <!-- 活动兼报数列特殊模板 -->
              <template v-if="col.prop === 'maxSub'" #default="scope">
                <el-tag v-if="scope.row.maxSub" size="small" type="success" effect="plain" round>
                  {{ scope.row.maxSub }}
                </el-tag>
                <span v-else>-</span>
              </template>
              <!-- 开始时间列特殊模板 -->
              <template v-else-if="col.prop === 'startTime'" #default="scope">
                <span>{{ parseTime(scope.row.startTime, '{y}-{m}-{d}') }}</span>
              </template>
              <!-- 结束时间列特殊模板 -->
              <template v-else-if="col.prop === 'endTime'" #default="scope">
                <span>{{ parseTime(scope.row.endTime, '{y}-{m}-{d}') }}</span>
              </template>
            </el-table-column>
          </template>
          <el-table-column label="操作" width="300" align="center" fixed="right">
            <template #header>
              <el-icon><Setting /></el-icon>
              <span style="margin-left: 4px">操作</span>
            </template>
            <template #default="scope">
              <el-button 
                icon="View" 
                link
                type="primary" 
                @click="handleView(scope.row)">
                查看详情
              </el-button>
              <el-button 
                icon="Upload" 
                link
                type="success" 
                @click="handleImportSub(scope.row)">
                导入子项目
              </el-button>
              <el-button 
                icon="EditPen" 
                link
                type="primary" 
                @click="handleEdit(scope.row)">
                编辑
              </el-button>
              <el-button 
                icon="Delete" 
                link
                type="danger" 
                @click="handleDelete(scope.row)">
                删除
              </el-button>
            </template>
          </el-table-column>
          <template #empty>
            <el-empty description="暂无数据" :image-size="120">
              <el-button type="primary" icon="Plus" @click="formDialogRef.openDialog()">新增活动</el-button>
            </el-empty>
          </template>
        </el-table>

        <!-- 分页 -->
        <div class="pagination-wrapper">
          <pagination 
            @size-change="sizeChangeHandle" 
            @current-change="currentChangeHandle" 
            v-bind="state.pagination" />
        </div>
      </el-card>
    </div>

    <!-- 新增/编辑表单弹窗 -->
    <form-dialog ref="formDialogRef" @refresh="getDataList" />
    
    <!-- 查看详情弹窗 -->
    <detail-dialog ref="detailDialogRef" />
    
    <!-- 导入子项目弹窗 -->
    <el-dialog 
      title="导入子项目" 
      v-model="importDialogVisible" 
      :width="500" 
      :close-on-click-modal="false" 
      draggable>
      <div style="margin-bottom: 15px;">
        <el-text>活动主题：{{ currentActivity?.activityTheme || '-' }}</el-text>
      </div>
      <el-upload
        ref="uploadRef"
        :auto-upload="false"
        :on-change="handleFileChange"
        :limit="1"
        accept=".xlsx,.xls"
        drag>
        <el-icon class="el-icon--upload"><upload-filled /></el-icon>
        <div class="el-upload__text">
          将文件拖到此处，或<em>点击上传</em>
        </div>
        <template #tip>
          <div class="el-upload__tip">
            只能上传 xlsx/xls 文件
          </div>
        </template>
      </el-upload>
      <template #footer>
        <span class="dialog-footer">
          <el-button @click="importDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="handleImportSubmit" :disabled="!importFile || importLoading">确 认</el-button>
        </span>
      </template>
    </el-dialog>
  </div>
</template>

<script setup lang="ts" name="ActivityInfo">
import { reactive, ref } from 'vue'
import { BasicTableProps, useTable } from "/@/hooks/table";
import { fetchList, delObj, importSub } from "/@/api/stuwork/activityinfo";
import { useMessage, useMessageBox } from "/@/hooks/message";
import { parseTime } from "/@/utils/formatTime";
import TableColumnControl from '/@/components/TableColumnControl/index.vue'
import { UploadFilled, List, Trophy, Document, UserFilled, Calendar, Setting, Menu } from '@element-plus/icons-vue'
import { useTableColumnControl } from '/@/hooks/tableColumn'
import FormDialog from './form.vue'
import DetailDialog from './detail.vue'

// 定义变量内容
const formDialogRef = ref()
const detailDialogRef = ref()
const uploadRef = ref()
const columnControlRef = ref()
const showSearch = ref(false)
const importDialogVisible = ref(false)
const importFile = ref<File | null>(null)
const importLoading = ref(false)
const currentActivity = ref<any>(null)

// 表格列配置
const tableColumns = [
  { prop: 'activityTheme', label: '活动主题', icon: Trophy, minWidth: 200 },
  { prop: 'remarks', label: '活动说明', icon: Document, minWidth: 300 },
  { prop: 'maxSub', label: '活动兼报数', icon: UserFilled, width: 120 },
  { prop: 'startTime', label: '开始时间', icon: Calendar, width: 120 },
  { prop: 'endTime', label: '结束时间', icon: Calendar, width: 120 }
]

// 使用表格列控制 Hook
const {
  visibleColumns,
  visibleColumnsSorted,
  checkColumnVisible,
  handleColumnChange,
  handleColumnOrderChange
} = useTableColumnControl(tableColumns)

// 表格样式
const tableStyle = {
  cellStyle: { padding: '8px 0' },
  headerCellStyle: { background: '#f5f7fa', color: '#606266', fontWeight: 'bold' }
}

// 配置 useTable
const state: BasicTableProps = reactive<BasicTableProps>({
  queryForm: {},
  pageList: fetchList,
  props: {
    item: 'records',
    totalCount: 'total'
  },
  createdIsNeed: true
})

// table hook
const {
  getDataList,
  currentChangeHandle,
  sizeChangeHandle,
  tableStyle: _tableStyle
} = useTable(state)

// 查看详情（接口：getActivityInfoSubList，传入活动ID与行数据用于展示）
const handleView = (row: any) => {
  detailDialogRef.value?.openDialog(row.id, row)
}

// 编辑
const handleEdit = (row: any) => {
  formDialogRef.value?.openDialog('edit', row)
}

// 删除
const handleDelete = async (row: any) => {
  const { confirm } = useMessageBox()
  try {
    await confirm('确定要删除该活动吗？')
    await delObj([row.id])
    useMessage().success('删除成功')
    getDataList()
  } catch (err: any) {
    if (err !== 'cancel') {
      useMessage().error(err.msg || '删除失败')
    }
  }
}

// 导入子项目
const handleImportSub = (row: any) => {
  currentActivity.value = row
  importFile.value = null
  importDialogVisible.value = true
  uploadRef.value?.clearFiles()
}

// 文件变化
const handleFileChange = (file: any) => {
  importFile.value = file.raw
}

// 提交导入
const handleImportSubmit = async () => {
  if (!importFile.value) {
    useMessage().warning('请选择要上传的文件！')
    return
  }
  
  if (!currentActivity.value?.id) {
    useMessage().warning('活动信息不存在！')
    return
  }
  
  importLoading.value = true
  try {
    await importSub(currentActivity.value.id, importFile.value)
    useMessage().success('导入成功')
    importDialogVisible.value = false
    importFile.value = null
    uploadRef.value?.clearFiles()
  } catch (err: any) {
    useMessage().error(err.msg || '导入失败')
  } finally {
    importLoading.value = false
  }
}
</script>

<style scoped lang="scss">
@import '/@/assets/styles/modern-page.scss';
</style>
