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import { Component, Vue, Prop, Watch } from 'vue-property-decorator';
import './app-mpicker.less';
import { Subject } from 'rxjs';
import { AppModal } from '@/utils';
@Component({})
export default class AppMpicker extends Vue {
/**
* 传入url
*/
@Prop() url?: any;
/**
* 表单数据
*/
@Prop() activeData?: any;
/**
* 是否禁用
*/
@Prop() disabled?: boolean;
/**
* 编辑器参数
*/
@Prop() editorParams?: any;
/**
* 表单项值
*/
@Prop() curvalue?: any;
/**
* 表单项名称
*/
@Prop() name: any;
/**
* 打开对应的选择视图
*/
@Prop() pickupView?: any;
/**
* 当前表单项绑定值key的集合
*/
public value: any;
/**
* 所有操作过的下拉选选项
*/
public items: Array<any> = [];
/**
* 选中项key-value键值对
*
*/
public selectItems: Array<any> = [];
/**
* 监听curvalue值
* @param newVal
* @param val
*/
@Watch('curvalue', { deep: true })
oncurvalueChange(newVal: any, val: any) {
this.value = [];
this.selectItems = [];
if (newVal) {
this.selectItems = JSON.parse(newVal);
this.selectItems.forEach((item: any) => {
this.value.push(item.srfkey);
let index = this.items.findIndex((i) => Object.is(i.value, item.srfkey));
if (index < 0) {
this.items.push({ text: item.srfmajortext, value: item.srfkey });
}
});
}
this.$forceUpdate();
}
/**
* 远程执行搜索
*
* @param {*} query
* @memberof AppMpicker
*/
public onSearch(query: any) {
if (this.url) {
let param: any = {
srfaction: 'itemfetch',
query: query
};
if (this.activeData) {
Object.assign(param, { srfreferdata: this.activeData });
}
this.$http.post(`${this.url}${this.name}/ac`, param).then((data: any) => {
this.items = data.items;
})
}
}
/**
* 下拉选中回调
*
* @param {*} selects
* @memberof AppMpicker
*/
public onSelect(selects: any) {
let val: Array<any> = [];
if (selects.length > 0) {
selects.forEach((select: any) => {
let index = this.items.findIndex((item) => Object.is(item.value, select));
if (index >= 0) {
let item = this.items[index];
val.push({ srfkey: item.value, srfmajortext: item.text });
} else {
index = this.selectItems.findIndex((item: any) => Object.is(item.srfkey, select));
if (index >= 0) {
let item = this.selectItems[index];
val.push(item);
}
}
});
let value = val.length > 0 ? JSON.stringify(val) : '';
this.$emit('formitemvaluechange', { name: this.name, value: value });
}
}
/**
* 移除标签回调
*
* @param {*} tag
* @memberof AppMpicker
*/
public onRemove(tag: any) {
let index = this.selectItems.findIndex((item: any) => Object.is(item.srfkey, tag));
if (index >= 0) {
this.selectItems.splice(index, 1);
let value = this.selectItems.length > 0 ? JSON.stringify(this.selectItems) : '';
this.$emit('formitemvaluechange', { name: this.name, value: value });
}
}
/**
* 打开视图
*
* @returns
* @memberof AppMpicker
*/
public openView() {
if (this.disabled) {
return;
}
let data = { srfparentdata: { srfparentkey: this.activeData.srfkey }, selectedData: [...this.selectItems], };
if (this.pickupView && Object.keys(this.pickupView).length > 0) {
const view = { ...this.pickupView };
const modal: Subject<any> = AppModal.getInstance().openModal(view, data);
modal.subscribe((result: any) => {
if (!result || !Object.is(result.ret, 'OK')) {
return;
}
let selects: Array<any> = [];
if (result.datas && Array.isArray(result.datas)) {
result.datas.forEach((select: any) => {
selects.push({ srfkey: select.srfkey, srfmajortext: select.srfmajortext });
let index = this.items.findIndex((item) => Object.is(item.value, select.srfkey));
if (index < 0) {
this.items.push({ text: select.srfmajortext, value: select.srfkey });
}
});
}
if (this.name && this.activeData) {
let value = selects.length > 0 ? JSON.stringify(selects) : '';
this.$emit('formitemvaluechange', { name: this.name, value: value });
}
})
}
}
/**
* 渲染组件
*
* @returns
* @memberof AppMpicker
*/
public render() {
return (<div>
<div style="position: relative;width: 100%;">
<el-select value={this.value} multiple filterable remote remote-method={this.onSearch} size="small" style="width:100%;" on-change={this.onSelect} on-remove-tag={this.onRemove} disabled={this.disabled}>
{this.items.map((item: any) => {
return <el-option label={item.text} value={item.value}></el-option>
})}
</el-select>
<span style="position: absolute;right: 5px;color: #c0c4cc;top: 0;font-size: 13px;">
<i class="el-icon-search" on-click={this.openView}></i>
</span>
</div>
</div>);
}
}