element table 校验验证

Posted 2021-12-01 guozongzhang

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效果如图

技术图片

上完整代码只需要在本地新建一个index.html 文件然后将代码复制进去就可以看到效果

<!DOCTYPE html>
<html>
  <head>
    <meta charset="UTF-8" />
    <!-- import CSS -->
    <link
      rel="stylesheet"
      href="https://unpkg.com/element-ui/lib/theme-chalk/index.css"
    />
  </head>
  <body>
    <div id="app">
      <el-button type="primary" @click="addListItem()" size="mini"
        >添加</el-button
      >
      <el-button type="success" @click="saveList(‘form‘)" size="mini">保存</el-button>
      <el-form :model="model" ref="form" size="small">
        <el-table :data="model.list" style="width: 100%;">
          <el-table-column
            v-for="item in tableHeadData"
            :label="item.label"
            :width="item.width"
          >
            <template slot-scope="scope">
              <el-form-item
                :prop="‘list.‘ + scope.$index + ‘.‘+item.name"
                :rules="rules[item.name]"
              >
                <!-- 判断是展示列表还是新增 
                判断编辑状态下是input还是select -->
                <span v-if="!scope.row.isEdit && isSelect.indexOf(item.name) < 0">{{ scope.row[item.name] }}</span>
                <el-input
                  v-model="scope.row[item.name]"
                  v-if="scope.row.isEdit && isSelect.indexOf(item.name) < 0"
                ></el-input>
                <el-select
                  v-model="scope.row[item.name]"
                  v-if="isSelect.indexOf(item.name) > -1"
                  :disabled="!scope.row.isEdit"
                >
                  <el-option
                    v-for="childItem in scope.row[item.name+‘List‘]"
                    :key="childItem.value"
                    :label="childItem.label"
                    :value="childItem.value"
                  >
                  </el-option>
                </el-select>
              </el-form-item>
            </template>
          </el-table-column>
        </el-table>
        <!-- </el-form-item> -->
      </el-form>
    </div>
  </body>
  <!-- import Vue before Element -->
  <script src="https://unpkg.com/vue/dist/vue.js"></script>
  <!-- import javascript -->
  <script src="https://unpkg.com/element-ui/lib/index.js"></script>
  <script>
    new Vue({
      el: ‘#app‘,
      data: function() {
        // 可以把校验规则单独提出一个js文件 通过export方式导
        // 写在这里是为了此篇博客的展示
        var validatePass = (rule, value, callback) => {
          if (value === ‘‘) {
            callback(new Error(‘请输入Warehouse‘))
          }
          if (value) {
            // 用写死value的方式 模拟接口请求
            if (value == ‘123‘) {
              callback(new Error(‘Warehouse已经存在‘))
            } else {
              callback()
            }
          }
        }
        return {
          // list数据
          model: {
            list: []
          },
          // 表头字段
          tableHeadData: [
            {
              name: ‘warehouse‘,
              width: 160,
              label: ‘Warehouse‘
            },
            {
              name: ‘description‘,
              width: 160,
              label: ‘Description‘
            },
            {
              name: ‘warehouseType‘,
              width: 160,
              label: ‘Warehouse Type‘
            },
            {
              name: ‘extWarehouse‘,
              width: 160,
              label: ‘Ext Warehouse‘
            },
            {
              name: ‘goodsReceiptStep‘,
              width: 160,
              label: ‘Goods Receipt Step‘
            },
            {
              name: ‘goodsIssueStep‘,
              width: 160,
              label: ‘Goods Issue Step‘
            },
            {
              name: ‘pickingStrategy‘,
              width: 160,
              label: ‘Picking Strategy‘
            },
            {
              name: ‘email‘,
              width: 210,
              label: ‘Email‘
            },
          ],
          // 下拉选项判断条件
          isSelect: [‘warehouseType‘, ‘goodsReceiptStep‘, ‘pickingStrategy‘],
          // 校验规则
          rules: {
            warehouse: [{ validator: validatePass, trigger: ‘blur‘ }],
            description: [
              { required: true, message: ‘请输入description‘, trigger: ‘blur‘ }
            ],
            warehouseType: [
              { required: true, message: ‘请选择‘, trigger: ‘change‘ }
            ],
            // 非必填但是填了就要复合email的格式
            email: [
              { type: ‘email‘, message: ‘请输入正确的Emall‘, trigger: ‘blur‘ }
            ]
          }
        }
      },
      mounted() {
        // 模拟接口请求赋值
        this.model.list = [{
          warehouse: ‘345‘,
          description: ‘345‘,
          warehouseType: ‘1‘,
          extWarehouse: ‘1‘,
          goodsReceiptStep: ‘1‘,
          goodsIssueStep: ‘1‘,
          pickingStrategy: ‘Y‘,
          email: ‘[email protected]‘,
          warehouseTypeList: [
            { label: ‘内部仓库‘, value: ‘1‘ },
            { label: ‘外部仓库‘, value: ‘2‘ }
          ],
          goodsReceiptStepList: [
            { label: ‘一步‘, value: ‘1‘ },
            { label: ‘二步‘, value: ‘2‘ }
          ],
          pickingStrategyList: [
            { label: ‘跳过pick‘, value: ‘Y‘ },
            { label: ‘不跳过pick‘, value: ‘N‘ }
          ]
        }]
      },
      methods: {
        // 添加list
        addListItem() {
          let addItem = {}
          this.tableHeadData.forEach(item => {
            addItem[item.name] = ‘‘
            addItem[‘isEdit‘] = true
            addItem[‘warehouseTypeList‘] = [
              { label: ‘内部仓库‘, value: ‘1‘ },
              { label: ‘外部仓库‘, value: ‘2‘ }
            ]
            addItem[‘goodsReceiptStepList‘] = [
              { label: ‘一步‘, value: ‘1‘ },
              { label: ‘二步‘, value: ‘2‘ }
            ]
            addItem[‘pickingStrategyList‘] = [
              { label: ‘跳过pick‘, value: ‘Y‘ },
              { label: ‘不跳过pick‘, value: ‘N‘ }
            ]
          })
          this.model.list.unshift(addItem)
        },
        // 保存
        saveList(formName) {
          this.$refs[formName].validate(valid => {
            if (valid) {
              console.log(‘success‘)
            } else {
              console.log(‘error submit!!‘)
              return false
            }
          })
        }
      }
    })
  </script>
</html>

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