<template>
  <div class="modern-page-container">
    <div class="page-wrapper">
      <!-- 搜索表单卡片 -->
      <el-card v-show="showSearch" class="search-card" shadow="never">
        <template #header>
          <div class="card-header">
            <span class="card-title">
              <el-icon class="title-icon"><Search /></el-icon>
              筛选条件
            </span>
          </div>
        </template>
        <el-form :model="searchForm" ref="searchFormRef" :inline="true" @keyup.enter="handleSearch" class="search-form">
          <el-form-item label="学院" prop="deptCode">
            <el-select 
              v-model="searchForm.deptCode" 
              placeholder="请选择学院" 
              clearable
              filterable 
              style="width: 200px"
              @change="handleDeptChange">
              <el-option
                v-for="item in deptList"
                :key="item.deptCode"
                :label="item.deptName"
                :value="item.deptCode">
              </el-option>
            </el-select>
          </el-form-item>
          <el-form-item label="班级" prop="classCode">
            <el-select 
              v-model="searchForm.classCode" 
              placeholder="请选择班级" 
              clearable
              filterable 
              style="width: 200px">
              <el-option
                v-for="item in filteredClassList"
                :key="item.classCode"
                :label="item.classNo"
                :value="item.classCode">
              </el-option>
            </el-select>
          </el-form-item>
          <el-form-item>
            <el-button type="primary" plain icon="Search" @click="handleSearch">查询</el-button>
            <el-button icon="Refresh" @click="handleReset">重置</el-button>
          </el-form-item>
        </el-form>
      </el-card>

      <!-- 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>
              待办事项列表
            </span>
            <div class="header-actions">
              <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" 
              show-overflow-tooltip
              align="center"
              :min-width="col.minWidth"
              :width="col.width">
              <template #header>
                <el-icon><component :is="columnConfigMap[col.prop]?.icon || Calendar" /></el-icon>
                <span style="margin-left: 4px">{{ col.label }}</span>
              </template>
            <!-- 数量列特殊模板-->
            <template v-if="col.prop === 'nums'" #default="scope">
              <el-tag type="warning" v-if="scope.row.nums > 0">{{ scope.row.nums }}</el-tag>
              <span v-else>{{ scope.row.nums || 0 }}</span>
            </template>
            <!-- 创建时间列特殊模板-->
            <template v-else-if="col.prop === 'createTime'" #default="scope">
              <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
            </template>
            <!-- 更新时间列特殊模板-->
            <template v-else-if="col.prop === 'updateTime'" #default="scope">
              <span>{{ parseTime(scope.row.updateTime, '{y}-{m}-{d} {h}:{i}:{s}') }}</span>
            </template>
            </el-table-column>
          </template>
          <el-table-column label="操作" width="150" 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>
            </template>
          </el-table-column>
        </el-table>

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

<script setup lang="ts" name="PendingWork">
import { reactive, ref, onMounted, computed, nextTick } from 'vue'
import { useRoute } from 'vue-router'
import { BasicTableProps, useTable } from "/@/hooks/table";
import { fetchList } from "/@/api/stuwork/pendingwork";
import { getDeptList } from "/@/api/basic/basicclass";
import { getClassListByRole } from "/@/api/basic/basicclass";
import { useMessage } from "/@/hooks/message";
import { parseTime } from "/@/utils/formatTime";
import TableColumnControl from '/@/components/TableColumnControl/index.vue'
import { List, OfficeBuilding, Grid, Document, DataAnalysis, Calendar, Clock, Setting, Menu, Search } from '@element-plus/icons-vue'
import { useTableColumnControl } from '/@/hooks/tableColumn'


// 定义变量内容
const route = useRoute()
const searchFormRef = ref()
const columnControlRef = ref<any>()
const showSearch = ref(true)
const deptList = ref<any[]>([])
const classList = ref<any[]>([])

// 表格列配置
const tableColumns = [
  { prop: 'deptName', label: '学院' },
  { prop: 'classNo', label: '班级' },
  { prop: 'pendingWork', label: '待办事项' },
  { prop: 'nums', label: '数量' },
  { prop: 'createTime', label: '创建时间', width: 180 },
  { prop: 'updateTime', label: '更新时间', width: 180 }
]

// 列配置映射（用于图标）
const columnConfigMap: Record<string, { icon: any }> = {
  deptName: { icon: OfficeBuilding },
  classNo: { icon: Grid },
  pendingWork: { icon: Document },
  nums: { icon: DataAnalysis },
  createTime: { icon: Calendar },
  updateTime: { icon: Clock }
}

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

// 搜索表单
const searchForm = reactive({
  deptCode: '',
  classCode: ''
})

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

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

// 查询
const handleSearch = () => {
  getDataList()
}

// 重置
const handleReset = () => {
  searchFormRef.value?.resetFields()
  searchForm.deptCode = ''
  searchForm.classCode = ''
  getDataList()
}

// 学院变化时，清空班级选择并过滤班级列表
const handleDeptChange = () => {
  searchForm.classCode = ''
}

// 查看详情
const handleView = (row: any) => {
  useMessage().warning('查看详情功能待实现')
}

// 获取学院列表
const getDeptListData = async () => {
  try {
    const res = await getDeptList()
    if (res.data) {
      deptList.value = Array.isArray(res.data) ? res.data : []
    }
  } catch (err) {
    deptList.value = []
  }
}

// 获取班级列表
const getClassListData = async () => {
  try {
    const res = await getClassListByRole()
    if (res.data) {
      classList.value = Array.isArray(res.data) ? res.data : []
    } else {
      classList.value = []
    }
  } catch (err) {
    classList.value = []
  }
}

// 根据学院过滤班级列表
const filteredClassList = computed(() => {
  if (!searchForm.deptCode) {
    return classList.value
  }
  return classList.value.filter((item: any) => item.deptCode === searchForm.deptCode)
})

// 初始化
onMounted(() => {
  getDeptListData()
  getClassListData()
  nextTick(() => {
    if (visibleColumns.value.length === 0) {
      loadSavedConfig()
    }
  })
})
</script>

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

