<template>
  <el-card shadow="never" class="aui-card--fill">
    <div class="mod-__newssection}">
      <el-form :inline="true" :model="dataForm" @keyup.enter.native="getDataList()">
        <el-form-item label="类别名称">
          <el-input v-model="dataForm.categoryName" placeholder="类别名称" clearable></el-input>
        </el-form-item>
        <el-form-item label="归属栏目"
                      prop="businessId">
          <el-select v-model="dataForm.businessId"
                     placeholder="归属栏目" clearable>
            <el-option v-for="item in options"
                       :key="item.code"
                       :label="item.title"
                       :value="item.code">
            </el-option>
          </el-select>
        </el-form-item>
        <el-form-item>
          <el-button @click="getDataList()">{{ $t('query') }}</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="addOrUpdateHandle()">{{ $t('add') }}</el-button>
        </el-form-item>
        <el-form-item v-if="dataForm.pid !=='0'">
          <el-button type="primary" @click="beforeGetDataList('0')">返回上级</el-button>
        </el-form-item>
      </el-form>
      <el-table v-loading="dataListLoading" :data="dataList" border @selection-change="dataListSelectionChangeHandle" style="width: 100%;">
        <el-table-column type="selection" header-align="center" align="center" width="50"></el-table-column>
        <el-table-column prop="categoryName" label="类别名称" header-align="center" align="center"></el-table-column>
        <el-table-column prop="categoryCode" label="类别编码" header-align="center" align="center"></el-table-column>
        <el-table-column prop="description" label="描述" header-align="center" align="center"></el-table-column>
        <el-table-column :label="$t('handle')" fixed="right" header-align="center" align="center" width="150">
          <template slot-scope="scope">
            <el-button v-if="scope.row.pid === '0'" type="text" size="small" @click="beforeGetDataList(scope.row.id)">查看二级类别</el-button>
            <el-button type="text" size="small" @click="addOrUpdateHandle(scope.row.id)">{{ $t('update') }}</el-button>
            <el-button type="text" size="small" @click="deleteHandle(scope.row.id)">{{ $t('delete') }}</el-button>
          </template>
        </el-table-column>
      </el-table>
      <el-pagination
        :current-page="page"
        :page-sizes="[10, 20, 50, 100]"
        :page-size="limit"
        :total="total"
        layout="total, sizes, prev, pager, next, jumper"
        @size-change="pageSizeChangeHandle"
        @current-change="pageCurrentChangeHandle">
      </el-pagination>
      <!-- 弹窗, 新增 / 修改 -->
      <add-or-update v-if="addOrUpdateVisible" ref="addOrUpdate" @refreshDataList="getDataList"></add-or-update>
    </div>
  </el-card>
</template>

<script>
import mixinViewModule from '@/mixins/view-module'
import AddOrUpdate from './newssection-add-or-update'
export default {
  mixins: [mixinViewModule],
  data () {
    return {
      mixinViewModuleOptions: {
        getDataListURL: '/news/newssection/page',
        getDataListIsPage: true,
        deleteURL: '/news/newssection',
        deleteIsBatch: true
      },
      options: [],
      levelOptions: [
        {
          id: '0',
          title: '一级类别'
        }
      ],
      level: true,
      dataForm: {
        id: '',
        level: '',
        pid: '0'
      }
    }
  },
  components: {
    AddOrUpdate
  },
  mounted() {
    // 获取业务下拉菜单
    this.getBusinessOptions()
  },
  methods: {
    beforeGetDataList (id) {
      this.dataForm.pid = id
      this.getDataList()
    },
    getBusinessOptions () {
      this.$http
          .get(`/news/newsappmenu/options/0`)
          .then(({ data: res }) => {
            if (res.code !== 0) {
              return this.$message.error(res.msg)
            }
            this.loading = false
            this.options = res.data
          })
          .catch(() => {
            this.loading = false
          })
    }
  }
}
</script>
