import { Pipe, PipeTransform } from '@angular/core';

@Pipe({
  name: 'rel'
})
export class RelPipe implements PipeTransform {

  static rels: {key: string, label: string}[] = [
    {key: 'synonym', label: 'ترادف'},
    {key: 'near synonym', label: 'ترادف قریب'},
    {key: 'lexical variant', label: 'تساوی قاموسی'},
    {key: 'historical form', label: 'تساوی تاریخی'},
    {key: 'see', label: 'ارجاع'},
    {key: 'see also', label: 'تداعی'},
    {key: 'contain', label: 'کلیت'},
    {key: 'part', label: 'جزئیت'},
    {key: 'manifestation', label: 'مظهریت'},
    {key: 'instance', label: 'مصداقیت'},
    {key: 'plural', label: 'جمع'},
    {key: 'singular', label: 'مفرد'},
  ];

  transform(s: any): any {
    let rel = RelPipe.rels.find(rel => rel.key==s);
    return rel ? rel.label : s;
  }

}