<template>
  <div class="app-container">
    <el-form label-width="80px">
      <el-row>
        <el-col :span="4">
          <el-form-item label="课程名称">
            <el-input v-model="KEYWORDS" placeholder="请输入"/>
          </el-form-item>
        </el-col>
        <el-col :span="4">
          <el-form-item label="开始时间">
            <el-date-picker v-model="STARTTIME" value-format="yyyy-MM-dd" format="yyyy-MM-dd" type="date" placeholder="选择日期" style="width: 100%;" />
          </el-form-item>
        </el-col>
        <el-col :span="4">
          <el-form-item label="结束时间">
            <el-date-picker v-model="ENDTIME" value-format="yyyy-MM-dd" format="yyyy-MM-dd" type="date" placeholder="选择日期" style="width: 100%;" />
          </el-form-item>
        </el-col>
        <el-col :span="4">
          <el-form-item label="状态">
            <el-select v-model="STATUS" clearable placeholder="请选择" style="width: 100%;">
              <el-option v-for="item in statusList" :key="item.value" :label="item.label" :value="item.value" />
            </el-select>
          </el-form-item>
        </el-col>
        <el-col :span="4">
          <el-form-item label-width="10px">
            <el-button v-waves class="filter-item" type="primary" icon="el-icon-search" @click="getQuery">
              搜索
            </el-button>
            <el-button v-waves class="filter-item" type="success" icon="el-icon-refresh" @click="goKeyReset">
              重置
            </el-button>
          </el-form-item>
        </el-col>
      </el-row>
    </el-form>
    <el-table
      v-loading="listLoading"
      ref="multipleTable"
      :data="varList"
      :row-key="getRowKey"
      :header-cell-style="{
        'font-weight': 'bold',
        'color': '#000'
      }"
      tooltip-effect="dark"
      border
      fit
      highlight-current-row>
      <el-table-column :reserve-selection="true" type="selection" width="55" align="center" />
      <el-table-column type="index" label="序号" width="50" align="center" />
      <el-table-column prop="STUDY_NAME" label="课程名称" />
      <el-table-column prop="PEIXUE_START_TIME" label="开始时间" align="center" />
      <el-table-column prop="PEIXUE_END_TIME" label="结束时间" align="center" />
      <el-table-column prop="CURRICULUMUSERS" label="状态" align="center">
        <template slot-scope="{row}">
          {{ compareDate(row) }}
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" width="140">
        <template slot-scope="{row}">
          <el-button type="primary" icon="el-icon-edit" size="mini" @click="handleEdit(row.STUDYTASK_ID)">档案目录</el-button>
        </template>
      </el-table-column>
    </el-table>
    <div class="page-btn-group">
      <div/>
      <pagination :total="total" :page.sync="listQuery.page" :limit.sync="listQuery.limit" @pagination="getList" />
    </div>
  </div>
</template>
<script>
import Pagination from '@/components/Pagination' // 通过 el-pagination二次打包
import { requestFN } from '@/utils/request'
import waves from '@/directive/waves' // waves directive
import dateformat from '@/utils/dateformat'
export default {
  components: { Pagination },
  directives: { waves },
  data() {
    return {
      listLoading: true,
      add: false,
      del: false,
      edit: false,
      listQuery: {
        page: 1,
        limit: 20
      },
      total: 0,
      config: config,
      KEYWORDS: '',
      LEARNERCATEGORY: '',
      STARTTIME: '',
      ENDTIME: '',
      STATUS: '',
      statusList: [{ value: 1, label: '未开始' }, { value: 2, label: '进行中' }, { value: 3, label: '已结束' }],
      varList: []
    }
  },
  created() {
    this.getList()
  },
  methods: {
    getRowKey(row) {
      return row.STUDYTASK_ID
    },
    compareDate(row) {
      if (row.PEIXUE_START_TIME > dateformat(new Date(), 'YYYY-MM-DD')) {
        return '未开始'
      } else if (row.PEIXUE_START_TIME <= dateformat(new Date(), 'YYYY-MM-DD') && row.PEIXUE_END_TIME >= dateformat(new Date(), 'YYYY-MM-DD')) {
        return '进行中'
      } else if (row.PEIXUE_END_TIME <= dateformat(new Date(), 'YYYY-MM-DD')) {
        return '已结束'
      }
    },
    // 搜索
    getQuery() {
      this.$refs.multipleTable.clearSelection()
      this.getList()
    },
    goKeyReset() {
      this.KEYWORDS = ''
      this.STARTTIME = ''
      this.ENDTIME = ''
      this.STATUS = ''
      this.getList()
    },
    // 获取列表
    getList() {
      this.listLoading = true
      requestFN(
        '/studytask/list?showCount=' + this.listQuery.limit + '&currentPage=' + this.listQuery.page,
        {
          KEYWORDS: this.KEYWORDS,
          STARTTIME: this.STARTTIME,
          ENDTIME: this.ENDTIME,
          STATUS: this.STATUS
        }
      ).then((data) => {
        this.listLoading = false
        this.varList = data.varList
        this.total = data.page.totalResult
        this.hasButton()
      }).catch((e) => {
        this.listLoading = false
      })
    },
    // 修改
    handleEdit(ID) {
      this.$parent.STUDYTASK_ID = ID
      this.$parent.activeName = 'Info'
    }
  }
}

</script>

