<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="state.queryForm" 
          ref="searchFormRef" 
          :inline="true" 
          @keyup.enter="getDataList"
          class="search-form">
          <el-form-item label="学年" prop="schoolYear">
            <el-select 
              v-model="state.queryForm.schoolYear" 
              placeholder="请选择学年" 
              clearable
              filterable
              style="width: 200px">
              <el-option
                v-for="item in schoolYearList"
                :key="item.year"
                :label="item.year"
                :value="item.year">
              </el-option>
            </el-select>
          </el-form-item>
          <el-form-item label="学期" prop="schoolTerm">
            <el-select 
              v-model="state.queryForm.schoolTerm" 
              placeholder="请选择学期" 
              clearable
              style="width: 200px">
              <el-option
                v-for="item in schoolTermList"
                :key="item.value"
                :label="item.label"
                :value="item.value">
              </el-option>
            </el-select>
          </el-form-item>
          <el-form-item label="标题" prop="title">
            <el-input 
              v-model="state.queryForm.title" 
              placeholder="请输入标题" 
              clearable
              style="width: 200px" />
          </el-form-item>
          <el-form-item label="作者" prop="author">
            <el-input 
              v-model="state.queryForm.author" 
              placeholder="请输入作者" 
              clearable
              style="width: 200px" />
          </el-form-item>
          <el-form-item>
            <el-button type="primary" plain icon="Search" @click="getDataList">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>
              学期活动列表
            </span>
            <div class="header-actions">
              <el-button 
                icon="FolderAdd" 
                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>
              <!-- 学期列特殊模板 -->
              <template v-if="col.prop === 'schoolTerm'" #default="scope">
                <el-tag size="small" type="primary" effect="plain">
                  {{ formatSchoolTerm(scope.row.schoolTerm) }}
                </el-tag>
              </template>
              <!-- 内容列特殊模板（截断显示） -->
              <template v-else-if="col.prop === 'content'" #default="scope">
                <el-tooltip 
                  v-if="scope.row.content" 
                  :content="scope.row.content.replace(/<[^>]*>/g, '')" 
                  placement="top"
                  effect="dark">
                  <div class="content-preview" v-html="getContentPreview(scope.row.content)"></div>
                </el-tooltip>
                <span v-else class="text-gray-400">-</span>
              </template>
            </el-table-column>
          </template>
          <el-table-column label="操作" width="180" 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="Edit" 
                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>
        </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/编辑弹窗 -->
    <form-dialog ref="formDialogRef" @refresh="getDataList" />
  </div>
</template>

<script setup lang="ts" name="TermActivity">
import { reactive, ref, computed, onMounted } from 'vue'
import { BasicTableProps, useTable } from "/@/hooks/table";
import { fetchList, delObj } from "/@/api/stuwork/termactivity";
import { useMessage, useMessageBox } from "/@/hooks/message";
import { queryAllSchoolYear } from '/@/api/basic/basicyear'
import { getDicts } from '/@/api/admin/dict'
import FormDialog from './form.vue'
import { Search, Document, List, Setting, Menu, Calendar, EditPen, User, Clock } from '@element-plus/icons-vue'
import RightToolbar from '/@/components/RightToolbar/index.vue'
import TableColumnControl from '/@/components/TableColumnControl/index.vue'
import { useTableColumnControl } from '/@/hooks/tableColumn'
import { useRoute } from 'vue-router'

const route = useRoute()
const formDialogRef = ref()
const showSearch = ref(true)
const searchFormRef = ref()
const schoolYearList = ref<any[]>([])
const schoolTermList = ref<any[]>([])

// 表格列配置
const tableColumns = [
  { prop: 'schoolYear', label: '学年', width: 120, icon: Calendar },
  { prop: 'schoolTerm', label: '学期', width: 100, icon: Calendar },
  { prop: 'title', label: '标题', minWidth: 200, icon: Document },
  { prop: 'content', label: '内容', minWidth: 300, icon: EditPen },
  { prop: 'author', label: '作者', width: 120, icon: User },
  { prop: 'createTime', label: '创建时间', width: 180, icon: Clock }
]

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

// 立即加载配置，确保初始化时列可见
loadSavedConfig()

// 配置 useTable
const state: BasicTableProps = reactive<BasicTableProps>({
  queryForm: {
    schoolYear: '',
    schoolTerm: '',
    title: '',
    author: ''
  },
  pageList: async (params: any) => {
    const res = await fetchList(params)
    const data = res?.data
    return {
      data: {
        records: data?.records ?? [],
        total: data?.total ?? 0
      }
    }
  },
  props: {
    item: 'records',
    totalCount: 'total'
  },
  createdIsNeed: true,
  isPage: true
})

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

// 格式化学期
const formatSchoolTerm = (value: string | number) => {
  if (value === null || value === undefined || value === '') {
    return '-'
  }
  const dictItem = schoolTermList.value.find(item => item.value == value)
  return dictItem ? dictItem.label : value
}

// 获取内容预览（去除HTML标签，截断）
const getContentPreview = (content: string) => {
  if (!content) return '-'
  const text = content.replace(/<[^>]*>/g, '')
  return text.length > 50 ? text.substring(0, 50) + '...' : text
}

// 重置
const handleReset = () => {
  searchFormRef.value?.resetFields()
  state.queryForm.schoolYear = ''
  state.queryForm.schoolTerm = ''
  state.queryForm.title = ''
  state.queryForm.author = ''
  getDataList()
}

// 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"${row.title || '该项'}"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')
    }
  }
}

// 获取学年列表
const getSchoolYearList = async () => {
  try {
    const res = await queryAllSchoolYear()
    schoolYearList.value = res?.data && Array.isArray(res.data) ? res.data : []
  } catch (err) {
    schoolYearList.value = []
  }
}

// 获取学期字典
const getSchoolTermDict = async () => {
  try {
    const res = await getDicts('school_term')
    if (res?.data && Array.isArray(res.data)) {
      schoolTermList.value = res.data.map((item: any) => ({
        label: item.label ?? item.dictLabel ?? item.name,
        value: item.value ?? item.dictValue ?? item.code
      }))
    } else {
      schoolTermList.value = []
    }
  } catch (err) {
    schoolTermList.value = []
  }
}

// 初始化
onMounted(() => {
  getSchoolYearList()
  getSchoolTermDict()
})
</script>

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

.content-preview {
  max-width: 300px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}
</style>
