openaire-library/landingPages/landing-utils/showSubjects.component.ts

182 lines
6.9 KiB
TypeScript

import {
ChangeDetectorRef,
Component,
ElementRef,
HostListener,
Input,
QueryList,
ViewChild,
ViewChildren
} from '@angular/core';
import {properties} from "../../../../environments/environment";
@Component({
selector: 'showSubjects',
template: `
<ng-container *ngIf="classifiedSubjects && classifiedSubjects.size > 0">
<div class="uk-text-meta">
Subjects by Vocabulary
</div>
<ng-container *ngTemplateOutlet="subjects_by_vocabulary_template; context: {customClasses: 'multi-line-ellipsis lines-2', id: 'content'}"></ng-container>
<div *ngIf="isClassifiedLarge" class="uk-text-right">
<a (click)="openSubjectsByVocabularyModal()" class="view-more-less-link">View all</a>
</div>
</ng-container>
<ng-container *ngIf="(subjects && subjects.length > 0) || (otherSubjects && otherSubjects.size > 0)">
<div class="uk-text-meta uk-margin-small-bottom" [class.uk-margin-medium-top]="classifiedSubjects && classifiedSubjects.size > 0">
Subjects
</div>
<ng-container *ngTemplateOutlet="subjects_template; context: {customClasses: 'multi-line-ellipsis lines-2', id: 'content'}"></ng-container>
<div *ngIf="isLarge" class="uk-text-right uk-margin-small-top">
<a (click)="openSubjectsModal()" class="view-more-less-link">View all</a>
</div>
</ng-container>
<ng-template #subjects_template let-customClasses="customClasses" let-id="id">
<div class="uk-text-break" [ngClass]="customClasses">
<p *ngIf="subjects && subjects.length > 0"><span #content [id]="id">{{subjects.join(', ')}}</span></p>
<!-- <span *ngIf="(subjects && subjects.length > 0) && (otherSubjects && otherSubjects.size > 0)">, </span>-->
<!-- <span *ngIf="otherSubjects && otherSubjects.size > 0">-->
<!-- <span *ngFor="let key of getKeys(otherSubjects); let i=index">-->
<!-- <span *ngIf="otherSubjects.get(key).length > 0">-->
<!-- <span>{{otherSubjects.get(key).join(', ')}}</span>-->
<!-- <span *ngIf="i < (otherSubjects.size - 1)">, </span>-->
<!-- </span>-->
<!-- </span>-->
<!-- </span>-->
</div>
</ng-template>
<modal-alert #subjectsModal *ngIf="(subjects && subjects.length > 0) || (otherSubjects && otherSubjects.size > 0)">
<div class="uk-text-small">
<ng-container *ngTemplateOutlet="subjects_template"></ng-container>
</div>
</modal-alert>
<ng-template #subjects_by_vocabulary_template let-customClasses="customClasses" let-id="id">
<div *ngFor="let key of getKeys(classifiedSubjects) let i=index"
class="uk-flex-wrap uk-margin-medium-right"
[ngClass]="customClasses">
<p class="uk-flex uk-flex-middle uk-margin-bottom">
<span #classifiedContent [id]="id+'_'+key">
<span class="uk-margin-small-top uk-display-inline-block">
<span uk-icon="tag"></span>
<span class="uk-text-bold uk-margin-small-right"> {{key}}: </span>
</span>
<span *ngFor="let subject of classifiedSubjects.get(key); let j=index" class="uk-margin-small-top uk-width-auto uk-display-inline-block">
<span class="uk-border-rounded uk-label uk-label-small uk-label-primary uk-text-truncate uk-margin-small-right">
{{subject}}
</span>
</span>
</span>
</p>
</div>
</ng-template>
<modal-alert #subjectsByVocabularyModal *ngIf="classifiedSubjects && classifiedSubjects.size > 0" large="true">
<div class="uk-text-small">
<ng-container *ngTemplateOutlet="subjects_by_vocabulary_template"></ng-container>
</div>
</modal-alert>
`
})
export class ShowSubjectsComponent {
@Input() subjects: string[];
@Input() otherSubjects: Map<string, string[]>;
@Input() classifiedSubjects: Map<string, string[]>;
isLarge: boolean = false;
isClassifiedLarge: boolean = false;
properties = properties;
specialSubjects = [];
@ViewChildren("content", { read: ElementRef }) content: QueryList<ElementRef>;
@ViewChildren("classifiedContent", { read: ElementRef }) classifiedContent: QueryList<ElementRef>;
@ViewChild('subjectsModal') subjectsModal;
@ViewChild('subjectsByVocabularyModal') subjectsByVocabularyModal;
@HostListener('window:resize', ['$event'])
onResize(event) {
this.checkLarge();
this.checkLargeClassified();
}
constructor(private cdr: ChangeDetectorRef) {
if(properties.dashboard == "explore") {
this.specialSubjects = [
// "Physics::Optics",
// "Astrophysics::Cosmology and Extragalactic Astrophysics",
// "Computer Science::Information Theory",
// "Physics::Accelerator Physics",
// "Condensed Matter::Superconductivity",
"Physics::Atomic Physics",
// "Computer Science::Robotics",
// "Computer Science::Computer Science and Game Theory",
// "Computer Science::Neural and Evolutionary Computation",
"Mathematics::Combinatorics",
// "Mathematics::Probability",
// "Computer Science::Operating Systems",
// "lcsh:Medicine",
// "lcsh:Science",
// "lcsh:Biology (General)",
// "lcsh:Chemistry",
// "lcsh:Engineering (General). Civil engineering (General)",
// "lcsh:Technology"
];
}
}
ngOnInit() {
}
ngAfterViewInit() {
setTimeout(() => {
this.checkLarge();
this.checkLargeClassified();
})
}
checkLarge() {
let overflow = 42;
if(typeof document !== "undefined" && this.content) {
let element = this.content.find(content => content.nativeElement.id === "content");
this.isLarge = (element && element.nativeElement.offsetHeight > overflow);
}
}
checkLargeClassified() {
this.isClassifiedLarge = false;
let overflow = 69; // 2 * label height (27): 54 + grid margin: 15
if(typeof document !== "undefined" && this.classifiedSubjects && this.classifiedContent) {
this.getKeys(this.classifiedSubjects).forEach(key => {
let tag = this.classifiedContent.find(tag => tag.nativeElement.id === "content_"+key);
if(tag && tag.nativeElement.offsetHeight > overflow) {
this.isClassifiedLarge = true;
}
});
}
}
public getKeys(map) {
return map ? Array.from(map.keys()) : [];
}
getSubjectParameter(param){
return {'f0':'resultsubject','fv0':'"' +(param)+'"', size:50};
}
public openSubjectsModal() {
this.subjectsModal.cancelButton = false;
this.subjectsModal.okButton = false;
this.subjectsModal.alertTitle = "Subjects";
this.subjectsModal.open();
}
public openSubjectsByVocabularyModal() {
this.subjectsByVocabularyModal.cancelButton = false;
this.subjectsByVocabularyModal.okButton = false;
this.subjectsByVocabularyModal.alertTitle = "Subjects by Vocabulary";
this.subjectsByVocabularyModal.open();
}
}