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vue elementUI封装table

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实现了自动生成和插槽两个方式,主要把 el-table 和el-pagination封装在一起

效果图:

使用组件,启用自动生成 :auto="true"

自动生成-编辑 (包括请求已经实现了)新增和删除也是一样

ps:如有额外的按钮可以用插槽实现

查询的时候,只需要多返回下面数据,就可以自动生成列,和对应操作按钮

目录

table.vue

<template>
    <div>
     
      <el-row v-if="auto">
          <el-col :span="4">
           <el-button size="small" type="primary" @click="add(table.buttons.add)">新增</el-button>
           </el-col>
          <el-col :span="20">
            <div style="display: flex;justify-content: flex-end;margin:10px 0 10px 0">
                <slot name="search"></slot>
                <el-button size="small" type="primary" @click="filterData">查询</el-button>
            </div>
          </el-col>
        </el-row>
        <el-row v-else>
          <el-col :span="24" style="padding-top: 30px"> </el-col>
        </el-row>

    <el-table v-if="auto" v-loading="table.loading" :data="table.data" style="width: 100%">
        <el-table-column   v-for="(item,index) in table.columns" :key="index" :label="item.label+'-自动生成'" :prop="item.prop"></el-table-column>
         
        <el-table-column label="操作-自动生成">
             <template slot-scope="scope">
                <el-button  size="small" type="button" @click="edit(scope.row,table.buttons.edit)">编辑</el-button>
                <el-button  size="small" type="danger" @click="del(scope.row,table.buttons.del)">删除</el-button>
             </template>
        </el-table-column>
    </el-table>
     
    <el-table v-if="!auto" v-loading="table.loading" :data="table.data" style="width: 100%">
        <slot>
            <el-table-column label="默认列" ></el-table-column> 
        </slot>
    </el-table>
    <el-pagination
            background
            :current-page="this.$parent.filters.pageIndex"
            layout="total, sizes, prev, pager, next, jumper"
            :page-size="this.$parent.filters.pageSize"
            style="width: 50%;margin:20px auto 0px auto;text-align: center;"
            :total="total"
            @current-change="handleCurrentChange"
            @size-change="handleSizeChange"
        />
    </div>
</template>
<script>


export default ({
    name:'table-test',
    props: {
        auto:{
            type:Boolean,
            default:()=>false,
        },
        query: {
            type: Function,
            default: ()=>null,
        },
    },
    created(){
        this.filterData()
    },
   data(){
    return {
      
        table:{
            columns:[],
            buttons:{},
            data:[],
            loading:false,
        },
        total:0
    }
   },
   methods:{
     handleCurrentChange(index) {
        this.$parent.filters.pageIndex = index
        this.filterData()
      },
     handleSizeChange() {},
     filterData(){
        this.table.loading=true
       /* eslint-disable */
        // debugger
        if(this.query){
            this.query().then(res=>{
                this.table.data = res.data
                this.table.columns =res.columns
                this.table.buttons =res.buttons
                this.total=res.totalCount
            }).finally(()=>{
                this.table.loading=false
            })
        }else{
            console.error('table组件未设置query函数')
        }
     },
    del(row,setting){
        // this.table.data.splice(index,1)
        this.$baseConfirm('你确定要删除吗?', null,  () => {
            this.fn(row,setting)
        })
    },
    add(setting){
        // 约定添加、编辑弹窗组件都叫 addIndex或者一个其它统一的名称, 就可以实现通用
        this.$parent.$refs.addIndex.show((form)=>this.fn(form,setting))
    },
    edit(row,setting){
         this.$parent.$refs.addIndex.showEdit(()=>this.fn(row,setting),row)
    },
    fn(row,setting){
        if(!row){
            throw 'fn:row is null'
        }
        Object.keys(setting.data).forEach(x=> {
          setting.data[x] =  row[x]
        })
         Object.keys(setting.param).forEach(x=> {
          setting.param[x] =  row[x]
        })
        this.request({
            url:setting.url,
            mtehod:setting.method,
            param:setting.param,
            data:setting.data
        }).then((res)=>{
            this.$message.success(res.message)
            this.filterData()
        })
    },
    //模拟请求
    request(param){
        console.log('request',param)
        return new Promise((res,rej)=>{
            setTimeout(() => {
                res({code:200,data:null,message:'ok'})
            }, 100);
        })
    }
   }
})
</script>
<style lang="scss" scoped>
 
table button{
    margin-top:10px;
}
::v-deep{
     .el-table .el-table__cell{
        padding:8px 0;
    }
    .el-table__cell .el-button:first-child{
        margin-left: 10px;
    }
}
</style>

index.vue

<template>
    <div id="app" style="width:1000px;background-color:cornsilk;margin:0 auto;padding:20px">
       <div style="margin-top: 150px"></div>
 
      
        <!-- 由后端接口返回的好处:
        接口参数有任何变化,接口名称变更,后端直接更新即可,不用前端修改 ,减少了来回沟通的成本 
        组件提供了标准化,完整的基础功能,省去人为复制代码出现bug后修改的时间成本 
        省去的基础功能实现的细节,减少了功能细节缺胳膊少腿后期修补的时间成本 -->
        <!-- 使用 auto="true" 根据接口返回的配置【自动生成列,按钮,增删改查调用】不用再写任何代码 -->
        <myTable ref="table" :auto="true" :query="tableQuery">
            <template slot="search">
                <el-form :inline="true" label-width="50px" style="height: 40px">
                    <el-form-item label="id">
                        <el-input v-model="filters.id" placeholder="" style="width:200px"></el-input>
                    </el-form-item>
                    <el-form-item label="名称">
                        <el-input v-model="filters.name" placeholder="" style="width:200px"></el-input>
                    </el-form-item>
                </el-form>
            </template>
        </myTable>
        <!-- 使用 auto="false" 需要自己定义列和增删改查函数  -->
        <myTable ref="table" :auto="false" :query="tableQuery">
            <el-table-column label="id-插槽"  prop="id"> </el-table-column>
            <el-table-column label="内容列-插槽" prop="name"></el-table-column>
            <el-table-column label="操作-插槽" >
                <template slot-scope="scope">
                    <el-button  size="small" type="button" @click="edit(scope)">编辑</el-button>
                    <el-button  size="small" type="button" @click="edit(scope)">编辑</el-button>
                    <el-button  size="small" type="button" @click="edit(scope)">编辑</el-button>
                    <el-button  size="small" type="button" @click="edit(scope)">编辑</el-button>
                    <el-button  size="small" type="button" @click="edit(scope)">编辑</el-button>
                    <el-button  size="small" type="button" @click="edit(scope)">编辑</el-button>
                    <el-button  size="small" type="button" @click="edit(scope)">编辑</el-button>
                    
                    <el-button  size="small" type="danger" @click="del(scope.$index)">删除</el-button>
                </template>
            </el-table-column>
        </myTable>
        <addIndex ref="addIndex"></addIndex>
    </div>
</template>
<script>
 import addIndex from '@/views/components/add.vue'
export default ({
   name:'indexTest',
   components:{addIndex},
   data(){
    return {
       filters:{
        pageIndex:1,
        pageSize:5
       }
    }
   },
   methods:{
    //模拟请求返回
    tableQuery(){
        console.log('filters',this.filters)
          var p = new Promise((res,rej)=>{
            console.log(rej)
            setTimeout(() => {
                var value ={
                    columns:[{label:'序号',prop:'id'},{label:'名称',prop:'name'}],
                    buttons: {
                        add:{ url:'/controller/add',method:'post',data:{id:'',name:''},param:{}},
                        edit:{ url:'/controller/update',method:'post',data:{id:'',name:''},param:{}},
                        del:{url:'/controller/delete',method:'delete', data:{ },param:{id:''}}
                    },
                    data: [
                        {id:1,name:'测试1004' },
                        {id:2,name:'测试1009'},
                        // {id:3,name:'测试1009'},
                        // {id:4,name:'测试1009'},
                        // {id:5,name:'测试1009'},
                        // {id:6,name:'测试1009'},
                        // {id:7,name:'测试1009'},
                        // {id:8,name:'测试1009'},
                        // {id:9,name:'测试1009'},
                        // {id:10,name:'测试1009'},
                    ],
                    totalCount:200};
                    
                    value.data =value.data.filter(x=>this.where(x))
                res(value)
            }, 1000);
        })
        return p
    },
    where(x){
        var a = this.filters.id ? x.id == this.filters.id : true  
        var b = this.filters.name ? x.name.indexOf( this.filters.name)>-1 : true
        var r = a && b
        return r
    },
    edit(){},
    del(){}
   }
})
</script>
<style lang="scss" scoped> 
table button{
    margin-top:10px;
}
</style>

add.vue

<template>
     
        <el-dialog :title="title"
        width="30%"
        :close-on-click-modal="false"
        :visible.sync="visible">
            <el-form  ref="form" :model="form" :rules="rules"  :label-width="'120px'">
              <el-form-item label="id" prop="id">
                <el-input v-model="form.id" placeholder=""></el-input>
              </el-form-item>
              <el-form-item label="名称" prop="name">
                <el-input v-model="form.name" placeholder=""></el-input>
              </el-form-item>
            </el-form>
            <div slot="footer" class="dialog-footer">
                <el-button @click="visible = false">取 消</el-button>
                <el-button type="primary" @click="add()">确 定</el-button>
            </div>
        </el-dialog>
   
</template>

<script>

export default ({
     name:'addTest',
     data(){
        return {
          title:'新增',
          visible:false,
          form:{},
          rules:{},
          save:null,
        }
     },
     methods:{
        show(save,form){
            this.visible=true
            this.save=save
            this.form =form?form:{}
        },
        showEdit(save,form){
          this.title='编辑'
          this.show(save,form)
        },
        add(){
          if(this.save!=null){
            this.save(this.form)
          }
          else{
            this.$message.success('ok2')
          }
          this.visible=false
        }
     }
})
</script>

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