frame/components/form.vue

<template>
  <div id="add">
    <el-form ref="form" :model="form" :rules="rules" label-width="150px" class="form" size="small" @submit.native.prevent>
      <el-form-item v-for="(item, index) in fields" :key="'form-field-' + index" :label="getField('label', item)" :prop="item.model" :required="item.required">
        <template v-if="!item.custom">
          <template v-if="item.type === `date` || item.type === `datetime`">
            <el-date-picker v-model="form[item.model]" :type="item.type" placeholder="选择择" format="yyyy-MM-dd" value-format="yyyy-MM-dd"> </el-date-picker>
          </template>
          <template v-else-if="item.type === 'radio'">
            <el-radio-group v-model="form[item.model]" size="mini">
              <slot name="radios" v-bind="{ item, form, fieldChange }"></slot>
            </el-radio-group>
          </template>
          <template v-else-if="item.type === 'checkbox'">
            <el-checkbox-group v-model="form[item.model]">
              <slot name="checkboxs" v-bind="{ item, form, fieldChange }"></slot>
            </el-checkbox-group>
          </template>
          <template v-else-if="item.type === 'select'">
            <el-select v-model="form[item.model]">
              <slot name="options" v-bind="{ item, form, fieldChange }"></slot>
            </el-select>
          </template>
          <template v-else>
            <el-input v-model="form[item.model]" :type="getField('type', item)" :placeholder="getField('placeholder', item)" v-bind="item.options"></el-input>
          </template>
        </template>
        <template v-else>
          <slot name="custom" v-bind="{ item, form, fieldChange }"></slot>
        </template>
      </el-form-item>
      <el-form-item>
        <el-row type="flex" align="middle" justify="space-around">
          <el-col :span="6">
            <el-button type="primary" @click="save">保存</el-button>
          </el-col>
          <el-col :span="6">
            <el-button @click="$emit('cancel')">返回</el-button>
          </el-col>
        </el-row>
      </el-form-item>
    </el-form>
  </div>
</template>

<script>
import _ from 'lodash';
export default {
  name: 'add',
  props: {
    fields: { type: Array, default: () => [] },
    rules: { type: Object, default: () => {} },
    isNew: { type: Boolean, default: true },
    data: null,
  },
  components: {},
  data: () => ({
    form: {},
    display: undefined,
    show: false,
    dateShow: false,
  }),
  created() {},
  computed: {},
  mounted() {},
  watch: {
    fields: {
      handler(val) {
        this.checkType();
      },
      immediate: true,
    },
    data: {
      handler(val) {
        if (val) this.$set(this, `form`, this.data);
      },
      immediate: true,
    },
  },
  methods: {
    getField(item, data) {
      let res = _.get(data, item, null);
      if (item === 'type') res = res === null ? `text` : res;
      if (item === 'placeholder') res = res === null ? `请输入${data.label}` : res;
      if (item === 'required') res = res === null ? false : res;
      if (item === `error`) res = res === null ? `${data.label}错误` : res;
      return res;
    },
    save() {
      this.$refs['form'].validate(valid => {
        if (valid) {
          this.$emit(`save`, { isNew: this.isNew, data: this.form });
        } else {
          console.warn('form validate error!!!');
        }
      });
    },
    fieldChange({ model, value }) {
      this.$set(this.form, model, value);
    },
    checkType() {
      console.log(this.fields);
    },
  },
};
</script>

<style lang="less" scoped>
.form {
  padding: 2rem;
  background: #fff;
  border-radius: 20px;
}
</style>