app-address-cascader.vue

<template>
    <div class="appAddressCascader">
        <el-cascader style="width: 100%" :disabled="disabled" size="medium" v-model="CurrentVal" :options="items">
        </el-cascader>
    </div>
</template>

<script lang="ts">
import { Component, Vue, Prop, Model, Watch } from 'vue-property-decorator';
import CodeListService from '@/codelist/codelist-service';
@Component({})
export default class AppAddressCascader extends Vue {

    /**
      * 传入值
      * @type {any}
      * @memberof AppAddressCascader
      */
    @Prop() public value?: any;

    /**
     * 是否禁用
     * @type {boolean}
     * @memberof AppAddressCascader
     */
    @Prop() public disabled?: boolean;

    /**
     * 代码表标识
     *
     * @type {string}
     * @memberof AppAddressCascader
     */
    @Prop() public tag?: string;

    /**
    * 局部上下文导航参数
    *
    * @type {any}
    * @memberof AppCheckBox
    */
    @Prop() public localContext!: any;

    /**
     * 局部导航参数
     *
     * @type {any}
     * @memberof AppCheckBox
     */
    @Prop() public localParam!: any;

    /**
     * 传入表单数据
     *
     * @type {*}
     * @memberof AppCheckBox
     */
    @Prop() public data?: any;

    /**
     * 视图上下文
     *
     * @type {*}
     * @memberof AppCheckBox
     */
    @Prop() public context!: any;

    /**
     * 代码表类型
     *
     * @type {string}
     * @memberof AppAddressCascader
     */
    @Prop() public codelistType?: string;

    /**
     * 视图参数
     *
     * @type {*}
     * @memberof AppCheckBox
     */
    @Prop() public viewparams!: any;

    /**
     * 代码表服务对象
     *
     * @type {CodeListService}
     * @memberof AppAddressCascader
     */
    public codeListService: CodeListService = new CodeListService();
    
    /**
     * 当前值
     *
     * @memberof AppAddressCascader
     */
    get CurrentVal() {
        return this.value;
    }

    /**
      * 值变化
      *
      * @memberof AppAddressCascader
      */
    set CurrentVal(val: any) {
        this.$emit("change", val);
    }



    /**
      * 城市数据
      *
      * @memberof AppAddressCascader
      */
    public items: any = [];

    /**
      * 获取树形代码表数据
      *
      * @memberof AppAddressCascader
      */
    public load() {
        if (this.tag) {
            if (Object.is(this.codelistType, "STATIC")) {
                const codelist = this.$store.getters.getCodeList(this.tag);
                if (codelist) {
                    this.items = [...JSON.parse(JSON.stringify(codelist.items))];
                } else {
                    console.warn(`${this.tag}--代码表配置异常`);
                }
            } else if (Object.is(this.codelistType, "DYNAMIC")) {
                // 公共参数处理
                let data: any = {};
                this.handlePublicParams(data);
                // 参数处理
                let _context = data.context;
                let _param = data.param;
                this.codeListService.getItems(this.tag, _context, _param).then((res: any) => {
                    this.items = res;
                }).catch((error: any) => {
                    console.error(error);
                });
            }
        }

    }
    /**
     * 公共参数处理
     *
     * @param {*} arg
     * @returns
     * @memberof AppCheckBox
     */
    public handlePublicParams(arg: any) {
        // 合并表单参数
        arg.param = this.viewparams ? JSON.parse(JSON.stringify(this.viewparams)) : {};
        arg.context = this.context ? JSON.parse(JSON.stringify(this.context)) : {};
        // 附加参数处理
        if (this.localContext && Object.keys(this.localContext).length > 0) {
            let _context = this.$util.computedNavData(this.data, arg.context, arg.param, this.localContext);
            Object.assign(arg.context, _context);
        }
        if (this.localParam && Object.keys(this.localParam).length > 0) {
            let _param = this.$util.computedNavData(this.data, arg.param, arg.param, this.localParam);
            Object.assign(arg.param, _param);
        }
    }
    /**
   * 生命周期
   *
   * @memberof AppAddressCascader
   */
    public created() {
        this.load();
    }
}
</script>

<style lang="scss">
@import "./app-address-cascader.scss";
</style>