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nodejs vue-element-admin(实训续2)

nodejs vue-element-admin(实训续2)

作者: 去年的牛肉 | 来源:发表于2019-12-08 22:00 被阅读0次

    目标:学校管理

    微信图片_20191208212146.png

    一、后台三步骤:

    1、打开projectName文件,在models目录下创建school.js文件,接着文件操作:

    const mongoose = require('mongoose')
    const feld={
        name: String,
        //人物标签
        where:String,
        leixing: String
    }
    //自动添加更新时间创建时间:
    let personSchema = new mongoose.Schema(feld, {timestamps: {createdAt: 'created', updatedAt: 'updated'}})
    module.exports= mongoose.model('School',personSchema)
    

    2、找到projectName下的routes目录:

    const router = require('koa-router')()
    //建立模块,require(“../db/models/文件名”)
    let Model = require("../db/models/school");
    router.prefix('/school')
    
    router.get('/', function (ctx, next) {
        ctx.body = 'this is a users response!'
    })
    
    //数据库增删改查
    router.post('/add', async function (ctx, next) {
        console.log(ctx.request.body)
        let model = new Model(ctx.request.body);
        model = await model.save();
        console.log('user',model)
        ctx.body = model
    })
    
    router.post('/find', async function (ctx, next) {
        let models = await Model.
        find({})
        ctx.body = models
    })
    
    router.post('/get', async function (ctx, next) {
        // let users = await User.
        // find({})
        console.log(ctx.request.body)
        let model = await Model.find(ctx.request.body)
        console.log(model)
        ctx.body = model
    })
    
    router.post('/update', async function (ctx, next) {
        console.log(ctx.request.body)
        let pbj = await Model.update({ _id: ctx.request.body._id }, ctx.request.body);
        ctx.body = pbj
    })
    router.post('/delete', async function (ctx, next) {
        console.log(ctx.request.body)
        await Model.remove({ _id: ctx.request.body._id });
        ctx.body = 'shibai '
    })
    module.exports = router
    

    3.在app.js中挂载路由:

    const school = require('./routes/school')
    app.use(school.routes(), school.allowedMethods())
    

    二、前台三步骤:

    打开vue-admin-template-master文件,在src/views目录下创建一个school模块:


    11.png

    并在school目录下创建vue文件。

    1.editor.vue为编辑文件,用于创建学校记录;

    22.png
    <template>
      <div class="dashboard-container">
        <el-form ref="form" :model="form" label-width="80px">
          <el-form-item label="学校名称">
            <el-input v-model="form.name"></el-input>
          </el-form-item>
          <el-form-item label="位置">
            <el-input v-model="form.where"></el-input>
          </el-form-item>
          <el-form-item label="类型">
            <el-input v-model="form.leixing"></el-input>
          </el-form-item>
          <el-form-item>
            <el-button type="primary" @click="onSubmit">立即创建</el-button>
            <el-button>取消</el-button>
          </el-form-item>
    
        </el-form>
      </div>
    </template>
    
    <script>
      import { mapGetters } from 'vuex'
    
      export default {
        name: 'school',
        computed: {
          ...mapGetters([
            'name'
          ])
        },
        data(){
          return{
            apiModel:'school',
            form:{}
          }
        },
        methods:{
          onSubmit(){
            console.log('222:', 222)
            if(this.form._id){
              this.$http.post(`/api/${this.apiModel}/update`,this.form).then(res => {
                console.log('bar:', res)
                this.$router.push({path:this.apiModel})
                this.form={}
              })
            }else
            {
              this.$http.post('/api/'+this.apiModel+'/add',this.form).then(res => {
                console.log('bar:', res)
                this.$router.push({path:this.apiModel})
                this.form={}
              })
            }
          }
        },
        mounted() {
          if(this.$route.query._id){
            this.$http.post('/api/'+this.apiModel+'/get',{_id:this.$route.query._id}).then(res => {
              if(res&&res.length>0){
                this.form = res[0]
              }
            })
          }
        }
      }
    </script>
    
    <style lang="scss" scoped>
      .dashboard {
        &-container {
          margin: 30px;
        }
        &-text {
          font-size: 30px;
          line-height: 46px;
        }
      }
    </style>
    

    2.index.vue为目录文件,用于显示结果;


    33.png
    <template>
      <div class="dashboard-container">
        <el-table
          :data="users"
          style="width: 100%"
          :row-class-name="tableRowClassName">
    <!--      <el-table-column-->
    <!--        prop="_id"-->
    <!--        label="学校_id"-->
    <!--        width="180">-->
    <!--      </el-table-column>-->
          <el-table-column
            prop="name"
            label="学校名称"
            width="180">
          </el-table-column>
          <el-table-column
            prop="where"
            label="位置"
            width="180">
          </el-table-column>
          <el-table-column
            prop="leixing"
            label="类型">
          </el-table-column>
          <el-table-column label="操作">
            <template slot-scope="scope">
              <el-button
                size="mini"
                @click="handleEdit(scope.$index, scope.row)">编辑
              </el-button>
              <el-button
                size="mini"
                type="danger"
                @click="handleDelete(scope.$index, scope.row)">删除
              </el-button>
            </template>
          </el-table-column>
        </el-table>
      </div>
    </template>
    
    <script>
      import { mapGetters } from 'vuex'
    
      export default {
        name: 'school',
        computed: {
          ...mapGetters([
            'name'
          ])
        },
        data() {
          return {
            apiModel:'school',
            users: {}
          }
        },
        methods: {
          onSubmit() {
            console.log(123434)
          },
          handleEdit(index, item) {
            this.$router.push({ path: '/'+this.apiModel+'/editor', query: {_id:item._id} })
          },
          handleDelete(index, item) {
            this.$http.post('/api/'+this.apiModel+'/delete', item).then(res => {
              console.log('res:', res)
              this.findUser()
            })
    
          },
          findUser(){
            this.$http.post('/api/'+this.apiModel+'/find', this.user).then(res => {
              console.log('res:', res)
              this.users = res
            })
          }
        },
        mounted() {
          this.findUser()
        }
      }
    </script>
    
    <style lang="scss" scoped>
      .dashboard {
        &-container {
          margin: 30px;
        }
    
        &-text {
          font-size: 30px;
          line-height: 46px;
        }
      }
    </style>
    

    3.在index.js中添加路由:

    {
        path: '/school',
        component: Layout,
        meta: { title: '学校管理', icon: 'example' },
        redirect: 'school',
        children: [{
          path: 'school',
          name: 'school',
          component: () => import('@/views/school'),
          meta: { title: '学校管理', icon: 'school' }
        },
          {
            path: 'editor',
            name: 'editor',
            component: () => import('@/views/school/editor'),
            meta: { title: '添加学校', icon: 'school' }
          }]
      },
    

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