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89 lines
3.7 KiB
TypeScript
89 lines
3.7 KiB
TypeScript
import { Component, Input, OnInit, ComponentFactoryResolver, ViewChild, SimpleChanges, ComponentFactory, Inject} from '@angular/core';
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import { Feature } from 'ol';
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import { FeatureListComponent,AbstractFeatureListComponent } from '../feature-list/feature-list.component';
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import { WidgetHostDirective } from '../widget-host/widget-host.directive';
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import {IQueryState,PackageService } from '@farmmaps/common';
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import * as mapReducers from '../../reducers/map.reducer';
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import * as mapActions from '../../actions/map.actions';
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import { Store } from '@ngrx/store';
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import { Observable } from 'rxjs';
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@Component({
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selector: 'fm-map-feature-list-container',
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templateUrl: './feature-list-container.component.html',
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styleUrls: ['./feature-list-container.component.scss']
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})
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export class FeatureListContainerComponent {
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constructor(private store: Store<mapReducers.State>,private componentFactoryResolver: ComponentFactoryResolver, @Inject(AbstractFeatureListComponent) public featureLists: AbstractFeatureListComponent[],private packageService:PackageService ) {
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}
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@Input() features: Array<Feature>
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@Input() queryState: IQueryState;
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@Input() selectedFeature: Feature;
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@Input() clickedFeature:Observable<Feature>;
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@ViewChild(WidgetHostDirective, { static: true }) widgetHost: WidgetHostDirective;
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componentRef:any;
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loadComponent(queryState:IQueryState) {
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let componentFactory: ComponentFactory<AbstractFeatureListComponent> = this.componentFactoryResolver.resolveComponentFactory(FeatureListComponent); // default
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let selected = -1;
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let maxMatches =0;
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let showItem = true;
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for (let i = 0; i < this.featureLists.length; i++) {
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let matches=0;
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let criteria=0;
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if (this.featureLists[i]['forItemType']) {
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criteria++;
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if( this.featureLists[i]['forItemType'].indexOf(queryState.itemType) >= 0) {
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matches++;
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}
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}
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if(this.featureLists[i]['forChild'] ) {
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criteria++;
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if(queryState.parentCode && queryState.parentCode != "") {
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matches++;
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}
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}
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if(criteria == matches && matches > maxMatches) {
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selected=i;
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maxMatches = matches;
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}
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}
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if (selected >= 0) {
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componentFactory = this.componentFactoryResolver.resolveComponentFactory(this.featureLists[selected]['constructor'] as any);
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if (this.featureLists[selected]['collapseSearch'] === true) {
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this.store.dispatch(new mapActions.CollapseSearch());
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}
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}
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const viewContainerRef = this.widgetHost.viewContainerRef;
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viewContainerRef.clear();
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if(showItem) {
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this.componentRef = viewContainerRef.createComponent(componentFactory);
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(<AbstractFeatureListComponent>this.componentRef.instance).features = null;
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(<AbstractFeatureListComponent>this.componentRef.instance).queryState = queryState;
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(<AbstractFeatureListComponent>this.componentRef.instance).selectedFeature = null;
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}
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}
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ngOnInit() {
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this.clickedFeature.subscribe((feature => {
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(<AbstractFeatureListComponent>this.componentRef.instance).handleFeatureClick(feature);
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}));
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}
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ngOnChanges(changes: SimpleChanges) {
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if ((changes["queryState"] && changes["queryState"].currentValue)) {
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this.loadComponent(changes["queryState"].currentValue);
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}
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if ((changes["features"] && changes["features"].currentValue)) {
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(<AbstractFeatureListComponent>this.componentRef.instance).features = changes["features"].currentValue;
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}
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if(changes["selectedFeature"]) {
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(<AbstractFeatureListComponent>this.componentRef.instance).selectedFeature = changes["selectedFeature"].currentValue;
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}
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}
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}
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