tianze/backend/src/views/resource/course/list.vue

<template>
  <div class="app-container">
    <div class="tz-line">
      <el-input placeholder="输入课程名称" />
      <el-button type="primary" icon="el-icon-search">查找</el-button>
    </div>
    <el-table
      v-loading="listLoading"
      :data="list"
      element-loading-text="Loading"
      border
      fit
      highlight-current-row
    >
      <el-table-column label="课程名称" align="center">
        <template slot-scope="scope">
          <span>{{ scope.row.name }}</span>
        </template>
      </el-table-column>
      <el-table-column label="课程类别">
        <template slot-scope="scope">
          {{ catIdToName(scope.row.catId) }}
        </template>
      </el-table-column>
      <el-table-column label="标签" align="center">
        <template slot-scope="scope">
          <span>{{ tagIdToName(scope.row.tagId) }}</span>
        </template>
      </el-table-column>
      <el-table-column label="创建人" align="center">
        <template slot-scope="scope">
          <span>{{ scope.row.creator }}</span>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center">
        <template slot-scope="scope">
          <span>{{ new Date(scope.row.createTime).Format("yyyy-MM-dd") }}</span>
        </template>
      </el-table-column>
      <el-table-column align="center" label="操作" width="300" class-name="small-padding fixed-width">
        <template slot-scope="{row,$index}">
          <el-button type="primary" size="mini" @click="gotoEdit(row)">
            编辑
          </el-button>
          <el-button v-if="row.status!='deleted'" size="mini" type="danger" @click="handleDelete(row,$index)">
            删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>
    <el-pagination
      :current-page="listQuery.pageNo"
      :page-sizes="[10,15,20]"
      :page-size="limit"
      layout="total,prev,pager,next,jumper,sizes"
      :total="total"
    />
    <el-dialog :title="textMap[dialogStatus]" :visible.sync="dialogFormVisible">
      <el-form ref="dataForm" :rules="rules" :model="temp" label-position="left" label-width="100px" style="width: 400px; margin-left:50px;">
        <el-form-item label="课程名称" prop="type">
          <el-input v-model="temp.name" />
        </el-form-item>
        <el-form-item label="课程类别" prop="timestamp">
          <el-select v-model="temp.catId" class="filter-item" placeholder="请选择">
            <el-option v-for="item in catOptions" :key="item.id" :label="item.name" :value="item.id" />
          </el-select>
        </el-form-item>
        <el-form-item label="课程ID" prop="title">
          <el-input v-model="temp.id" />
        </el-form-item>
        <el-form-item label="创建人">
          <el-input v-model="temp.creator" />
        </el-form-item>
        <el-form-item label="创建时间">
          <el-date-picker v-model="temp.createTime" />
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click="dialogFormVisible = false">
          取消
        </el-button>
        <el-button type="primary">
          确认
        </el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { getList ,del } from '@/api/course'
import * as tag from '@/api/courseTag'
import * as cat from '@/api/courseCat'
export default {
  filters: {
    statusFilter(status) {
      const statusMap = {
        published: 'success',
        draft: 'info',
        deleted: 'danger'
      }
      return statusMap[status]
    }
  },
  data() {
    return {
      list: null,
      listLoading: true,
      listQuery: {
        pageNo: 0
      },
      total: 0,
      limit: 20,
      textMap: {
        update: 'Edit',
        create: 'Create'
      },
      dialogFormVisible: false,
      tagOptions: [],
      catOptions: [],
      dialogStatus: '',
      statusOptions: ['published', 'draft', 'deleted'],
      temp: {
        id: undefined,
        importance: 1,
        remark: '',
        timestamp: new Date(),
        title: '',
        type: '',
        status: 'published'
      },
      rules: {
        type: [{ required: true, message: 'type is required', trigger: 'change' }],
        timestamp: [{ type: 'date', required: true, message: 'timestamp is required', trigger: 'change' }],
        title: [{ required: true, message: 'title is required', trigger: 'blur' }]
      }
    }
  },
  created() {    
    this.fetchData()
  },
  methods: {
    fetchData() {
      this.listLoading = true
      tag.getList().then(res=>{
        this.tagOptions = res.data.list
      })
      cat.getList().then(res=>{
        this.catOptions = res.data.list
         this.listLoading = false
      })
      getList(this.listQuery).then(response => {
        const onePage = response.data.page
        this.list = onePage.content
        this.total = onePage.totalElements
        this.listLoading = false
      })
    },
    handleUpdate(row) {
      this.temp = Object.assign({}, row) // copy obj
      this.temp.timestamp = new Date(this.temp.timestamp)
      this.dialogStatus = 'update'
      this.dialogFormVisible = true
      this.$nextTick(() => {
        this.$refs['dataForm'].clearValidate()
      })
    },
    handleDelete(item,index){
      del(item).then(response => {
          if(response.code === 200){
            this.list.splice(index,1)
          }
      })
    },
    catIdToName(catId){
      return  this.catOptions.find(cat=>cat.id == catId).name
    },
    tagIdToName(tagId){
      let tag =  this.tagOptions.find(tag=>tag.id === tagId)
      if(tag){
        return tag.name
      }
      return '未知'
    },
    gotoEdit(row){
      this.$router.push({
        path: '/resource/course/add',
        query: {id: row.id}
      })
    }
  }
}
</script>
<style scoped>
  .tz-line{
    display: flex;
    width: 100%;
    margin-bottom: 20px;
  }
  .tz-line button{
    margin-left: 10px;
  }
</style>