124 lines
3.2 KiB
TypeScript
124 lines
3.2 KiB
TypeScript
import {HttpClient} from "@angular/common/http";
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import {Component, OnDestroy, OnInit, ViewChild} from "@angular/core";
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import {Subscription} from "rxjs";
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import {Breadcrumb} from "../openaireLibrary/utils/breadcrumbs/breadcrumbs.component";
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import {EnvProperties} from "../openaireLibrary/utils/properties/env-properties";
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import {properties} from "src/environments/environment";
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import { FormBuilder, FormControl } from "@angular/forms";
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import { isTemplateExpression } from "typescript";
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@Component({
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selector: 'fos',
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templateUrl: 'fos.component.html',
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styleUrls: ['fos.component.css']
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})
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export class FosComponent implements OnInit, OnDestroy {
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public fos: any = [];
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public index: number = 0;
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public keywordControl: FormControl;
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public keyword: string = null;
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public matchLevel1: boolean = false;
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public matchLevel2: boolean = false;
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public matchLevel3: boolean = false;
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public level1Results = [];
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public level2Results = [];
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public level3Results = [];
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properties: EnvProperties = properties;
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public breadcrumbs: Breadcrumb[] = [{name: 'home', route: '/'}, {name: 'FOS'}];
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subscriptions: Subscription[] = [];
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constructor(
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private httpClient: HttpClient,
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private fb: FormBuilder
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) {}
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ngOnInit() {
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this.httpClient.get('/assets/vocabulary/fos.json').subscribe(data => {
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this.fos = data['fos'];
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});
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this.keywordControl = this.fb.control('');
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}
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public ngOnDestroy() {
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for (let sub of this.subscriptions) {
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sub.unsubscribe();
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}
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}
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changeDisplayedFos(i) {
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this.index = i;
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}
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onSubmit() {
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this.matchLevel1 = false;
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this.matchLevel2 = false;
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this.matchLevel3 = false;
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if(this.keywordControl.value) {
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this.keyword = this.keywordControl.value;
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// console.log(this.keyword);
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this.keywordControl.setValue('');
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// logic to find matches in all 3 levels through nested loops?
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this.findMatches();
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}
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}
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findMatches() {
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console.log(this.keyword);
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this.level1Results = [];
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this.level2Results = [];
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this.level3Results = [];
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// 1st level search
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if(this.fos.length) {
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this.fos.forEach(item => {
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if(item.id.includes(this.keyword)) {
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console.log('1st level match: ' + item.id);
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this.matchLevel1 = true;
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this.level1Results.push(item);
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// 2nd level search
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if(item.children.length) {
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item.children.forEach(subItem => {
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if(subItem.id.includes(this.keyword)) {
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console.log('2nd level match: ' + subItem.id);
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this.matchLevel2 = true;
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this.level2Results.push(subItem);
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// 3rd level search
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if(subItem.children.length){
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subItem.children.forEach(subSubItem => {
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if(subSubItem.id.includes(this.keyword)) {
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console.log('3rd level match: ' + subSubItem.id);
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this.matchLevel3 = true;
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this.level3Results.push(subSubItem);
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}
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})
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}
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}
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});
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}
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}
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});
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console.log(this.level1Results);
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console.log(this.level2Results);
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console.log(this.level3Results);
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}
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// filtering
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// if(this.fos.length) {
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// const level1Matches = this.fos.filter(item => item.id.includes(this.keyword));
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// console.log(level1Matches);
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// }
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}
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clearKeyword() {
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this.keyword = null;
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this.matchLevel1 = false;
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this.matchLevel2 = false;
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this.matchLevel3 = false;
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}
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} |