comparison src/app/feature-extraction-menu/feature-extraction-menu.component.ts @ 433:48904aa87ba3

Rudimentary mechanism for loading remote plugins, with a loading spinner. Also small clean up for stuff left over from the md-select stuff.

 import {
   FeatureExtractionService
 } from '../services/feature-extraction/feature-extraction.service';
 import {ListResponse} from 'piper';
 import {Subscription} from 'rxjs/Subscription';
-import {MdSelect} from '@angular/material';
 
 export interface ExtractorOutputInfo {
   extractorKey: string;
   combinedKey: string;
   outputId: string;

 
   private isDisabled: boolean;
   private populateExtractors: (available: ListResponse) => void;
   extractors: Iterable<ExtractorInfo>;
   private librariesUpdatedSubscription: Subscription;
+  private isLoading: boolean;
 
   constructor(private piperService: FeatureExtractionService) {
     this.extractors = [];
     this.requestOutput = new EventEmitter<ExtractorOutputInfo>();
     this.isDisabled = true;

             };
           });
         acc.push({name, outputs});
         return acc;
       }, [] as ExtractorInfo[]);
+      this.isLoading = false;
     };
-  }
-
-  private getFirstSelectedItemOrEmpty(select: MdSelect): string {
-    const selected = select.selected;
-    if (selected) {
-      return selected instanceof Array ? selected[0].value : selected.value;
-    }
-    return '';
   }
 
   ngOnInit() {
     this.librariesUpdatedSubscription =
       this.piperService.librariesUpdated$.subscribe(this.populateExtractors);

       this.requestOutput.emit(info);
     }
   }
 
   load(): void {
+    this.isLoading = true;
     this.piperService.updateAvailableLibraries();
   }
 
   ngOnDestroy(): void {
     this.librariesUpdatedSubscription.unsubscribe();