vue+elementUI,封装一个根据后端变化的动态table

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摘要

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

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:

vue+elementUI,封装一个根据后端变化的动态table

使用组件,启用自动生成 :auto="true"

vue+elementUI,封装一个根据后端变化的动态table

 

 

 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

vue+elementUI,封装一个根据后端变化的动态table

 

 

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
vue+elementUI,封装一个根据后端变化的动态table

 

 

目录

vue+elementUI,封装一个根据后端变化的动态table

 

 

 

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">&nbsp;</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>