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Adding memory to piper to reduce computation: https://stackoverflow.com/questions/77053367/rxjs-pipe-evaluates-too-often-then-breaks-in-anugular-app

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This commit is contained in:
Patrik J. Braun 2023-09-06 20:31:41 +02:00
parent 7dc2a8a2ef
commit c683ee71ab
2 changed files with 4 additions and 4 deletions
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4
src/frontend/app/ui/gallery/blog/blog.service.ts
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@ -3,7 +3,7 @@ import {NetworkService} from '../../../model/network/network.service';
import {FileDTO} from '../../../../../common/entities/FileDTO'; import {FileDTO} from '../../../../../common/entities/FileDTO';
import {Utils} from '../../../../../common/Utils'; import {Utils} from '../../../../../common/Utils';
import {ContentService} from '../content.service'; import {ContentService} from '../content.service';
import {mergeMap, Observable} from 'rxjs'; import {mergeMap, Observable, shareReplay} from 'rxjs';
import {MDFilesFilterPipe} from '../../../pipes/MDFilesFilterPipe'; import {MDFilesFilterPipe} from '../../../pipes/MDFilesFilterPipe';
@Injectable() @Injectable()
@ -27,7 +27,7 @@ export class BlogService {
.map(f => this.splitMarkDown(f, dates)); .map(f => this.splitMarkDown(f, dates));
return (await Promise.all(files)).flat(); return (await Promise.all(files)).flat();
})); }), shareReplay(1));
} }
private async splitMarkDown(file: FileDTO, dates: number[]): Promise<GroupedMarkdown[]> { private async splitMarkDown(file: FileDTO, dates: number[]): Promise<GroupedMarkdown[]> {

4
src/frontend/app/ui/gallery/content.service.ts
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@ -1,5 +1,5 @@
import {Injectable} from '@angular/core'; import {Injectable} from '@angular/core';
import {Observable} from 'rxjs'; import {Observable, shareReplay} from 'rxjs';
import {GallerySortingService, GroupedDirectoryContent} from './navigator/sorting.service'; import {GallerySortingService, GroupedDirectoryContent} from './navigator/sorting.service';
import {FilterService} from './filter/filter.service'; import {FilterService} from './filter/filter.service';
import {ContentLoaderService} from './contentLoader.service'; import {ContentLoaderService} from './contentLoader.service';
@ -16,7 +16,7 @@ export class ContentService {
this.sortedFilteredContent = this.sortingService this.sortedFilteredContent = this.sortingService
.applySorting( .applySorting(
this.filterService.applyFilters(this.contentLoaderService.originalContent) this.filterService.applyFilters(this.contentLoaderService.originalContent)
); ).pipe(shareReplay(1));
} }