emis-frontend/src/views/emis/EmisBaseTools/MasterBillCodePicker.vue

<template>
  <el-select
    :loading="loading"
    filterable
    clearable
    ref="selectRef"
    remote
    :remote-method="queryData"
    v-model="svalue"
    :placeholder="placeholder"
    style="width: 100%"
    @focus="onFocus"
    @change="onChange"
  >
    <el-option
      v-for="item in filterData"
      :key="item.value"
      :label="item.label"
      :value="item.value"
    >
    </el-option>
  </el-select>
</template>

<script>
import { getMasterEmisWaybills } from "@/api/emis/emisWaybill";
import emitter from 'element-ui/src/mixins/emitter';

export default {
  mixins: [emitter],
  props: {
    value: {
      type: [String],
      required: false,
    },
    placeholder: {
      type: [String],
      required: false,
    },
    transLineType: {
      type: [String],
      required: false,
    },
  },
  data() {
    return {
      svalue: this.value,
      // 搜索后的数据
      filterData: [],
      filterMap: new Map(),
      loading: false,
      queryParams: {
        transLineType: null,
        billCode: null,
      },
    };
  },
  watch: {
    value(newVal,oldVal) {
      // 逻辑 有初始值先查询初值
        this.svalue=this.value;
        this.queryData(null,this.svalue);
    },
  },
  created() {
    this.queryData();
  },
  methods: {
    onFocus(val) {
      this.optionItems = [];
      this.queryData();
    },
    onChange(val) {
      //通过value获取到transLineType
      let valObject = this.filterData.find((item) => item.value == val);
      this.$emit("onMasterBillCodeChange", valObject);//子组件传选中对象到父组件
      this.$emit("input", this.svalue); // 子组件值传到父组件 基础双向绑定
    },

    queryData(val) {
      this.queryParams.transLineType = this.transLineType;
      this.queryParams.billCode = val;
      getMasterEmisWaybills(this.queryParams).then((response) => {
        this.filterData = response.rows.map((item) => {
          return {
            label: item.billCode,
            value: item.billCode,
            // transLineType: item.transLineType,
            productType: item.productType
          };
        });
      });
    },
  },
};
</script>

<style lang="scss" scoped>
.el-s-thead {
  width: 100%;
  color: rgb(177 47 41);
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  padding: 10px;
  border-bottom: 1px solid #e6e3e3;
  min-width: 300px;
}

.el-data {
  width: 100%;
  color: #000;
  font-size: 14px;
  font-weight: 600;
  display: inline-flex;
  padding: 5px;
  border-bottom: 1px solid #e6e3e3;
}
</style>