<template>
  <div>

    <div>
      <div ref="lxHeader">
        <lx-header icon="md-apps" :text="$route.meta.title" style="margin-bottom: 10px; border: 0px; margin-top: 15px">
          <div slot="content">
            <div class="searchwrap" style="display: flex;align-items: center;">
              <div>
                <el-input v-model="select.name" placeholder="请输入课程名称"></el-input>
              </div>
              <div>
                <el-date-picker @change="changeDateRange" v-model="dateRange" type="daterange" range-separator="至"
                  value-format="yyyy-MM-dd" format="yyyy-MM-dd" start-placeholder="开课日期" end-placeholder="结束日期">
                </el-date-picker>
              </div>
              <div>
                <el-select v-model="select.type" placeholder="请选择类别" clearable>
                  <el-option v-for="item in course_type" :key="item.id" :label="item.value" :value="item.id">
                  </el-option>
                </el-select>
              </div>
              <div>
                <el-button type="primary" size="small" @click="getList">查询</el-button>
              </div>
            </div>
          </div>

        </lx-header>
      </div>
    </div>

    <div>
      <xy-table :list="list" :total="total" @pageIndexChange="pageIndexChange" @pageSizeChange="pageSizeChange"  :table-item="table_item">
        <template v-slot:dateRange>
          <el-table-column align='center' label="开课日期" width="200" header-align="center">
            <template slot-scope="scope">
              {{scope.row.start_date}}至{{scope.row.end_date}}
            </template>
          </el-table-column>
        </template>
        <template v-slot:type>
          <el-table-column align='center' label="类别" width="120" header-align="center">
            <template slot-scope="scope">
              <div v-for="item in course_type">
                <div v-if="scope.row.type===item.id">{{item.value}}</div>
              </div>
            </template>
          </el-table-column>
        </template>
        <template v-slot:course_content_status>
          <el-table-column align='center' label="课表状态" width="120" header-align="center">
            <template slot-scope="scope">
              <div v-for="item in course_status">
                <el-tag :type="item.type" v-if="scope.row.course_content_status===item.id">{{item.value}}</el-tag>
              </div>
            </template>
          </el-table-column>
        </template>
        <template v-slot:teacher_id>
          <el-table-column align='center' label="班主任" width="120" header-align="center">
            <template slot-scope="scope">
              <div>
                {{scope.row.teacher?scope.row.teacher.name:''}}
              </div>
            </template>
          </el-table-column>
        </template>
        <template v-slot:btns>
          <el-table-column align='left' label="操作" width="280" header-align="center">
            <template slot-scope="scope">
              <el-button type="primary" size="small"  v-if="scope.row.is_arrange===1" @click="editClass('add',scope.row)">排课</el-button>
              <el-button type="primary" size="small" @click="goAttendance">考勤</el-button>
              <el-button type="primary" size="small" @click="setMain(scope.row.id)">设定班主任</el-button>
            </template>
          </el-table-column>
        </template>
      </xy-table>
    </div>

    <add-class ref="addClass"  @refresh="getList"></add-class>
    <set-main-teacher ref="setMainTeacher" @refresh="getList"></set-main-teacher>
  </div>
</template>

<script>
  import addClass from './components/addClass.vue';
  import setMainTeacher from './components/setMainTeacher.vue';
  import myMixins from "@/mixin/selectMixin.js";
  import {
    index
  } from "@/api/course/index.js"
  import {
    index as teacherIndex
  } from "@/api/info/teachers.js"
  export default {
    mixins: [myMixins],
    components: {
      addClass,
      setMainTeacher
    },
    data() {
      return {
        dateRange: [],
        teacher_options: [],
        select: {
          name: '',
          dateRange: '',
          type: "",
          page: 1,
          page_size: 10,
        },
        list: [],
        total: 0,
        table_item: [{
          prop: 'name',
          label: '课程名称',
          align: 'left'
        }, {
          prop: 'dateRange',
          label: '开课日期',
          align: 'center',
          width: 180,
        }, {
          prop: 'type',
          label: '类别',
          align: 'center',
          width: 160,
        }, {
          prop: 'course_content_status',
          label: '课表状态',
          align: 'center',
          width: 180,
        }, {
          prop: 'teacher_id',
          label: '班主任',
          align: 'center',
          width: 180,
        }]

      }
    },
    created() {
      this.getList()
      this.getTeachers()
    },
    methods: {
      pageIndexChange(e){
        this.select.page = e
        this.getList()
      },
      pageSizeChange(e){
        this.select.page_size = e
        this.select.page = 1
        this.getList()
      },
      async getTeachers() {
        const res = await teacherIndex({
          page: 1,
          page_size: 999
        })
        this.teacher_options = res.data
      },
      async getList() {
        const res = await index({
          page: this.select.page,
          page_size: this.select.page_size,
          show_relation: ['teacher'],
          filter: [{
            key: 'name',
            op: 'like',
            value: this.select.name
          }, {
            key: 'type',
            op: 'eq',
            value: this.select.type
          }, {
            key: 'start_date',
            op: 'range',
            value: this.select.dateRange
          }]
        })
        this.list = res.data
        this.total = res.total
      },
      changeDateRange(e) {
        if (e) {
          this.select.dateRange = e.join(",")
        } else {
          this.select.dateRange = ''
        }
      },
      goAttendance() {
        this.$router.push({
          path: '/course/attendance'
        })
      },
      editClass(type, row) {
        this.$refs.addClass.id = row.id
        this.$refs.addClass.isShow = true
      },
      setMain(id) {
        this.$refs.setMainTeacher.id = id
        this.$refs.setMainTeacher.setTeachers(this.teacher_options)
        this.$refs.setMainTeacher.isShow = true
      },
    }
  }
</script>

<style lang="scss" scoped>
  .searchwrap {
    display: flex;
    align-items: center;

    &>div {
      display: flex;
      align-items: center;
      margin-right: 10px;

      span {
        min-width: 70px;
      }
    }
  }
</style>
