Add publication edition form.

2024-08-04 15:54:00 +02:00
parent 42c4f76c0d
commit 32ab1d79c8
10 changed files with 4040 additions and 1978 deletions
@@ -0,0 +1,93 @@
+import { Location } from "@angular/common";
+import { inject, Injectable } from "@angular/core";
+import { MatSnackBar } from "@angular/material/snack-bar";
+import { ActivatedRoute } from "@angular/router";
+import { BehaviorSubject, Observable } from "rxjs";
+import { Publication } from "../../core/rest-services/publications/model/publication";
+import { PublicationRestService } from "../../core/rest-services/publications/publication.rest-service";
+import { copy } from '../../core/utils/ObjectUtils';
+
+const DEFAULT_PUBLICATION: Publication = {
+    id: '',
+    key: '',
+    title: '',
+    text: '',
+    parsedText: '',
+    description: '',
+    creationDate: new Date(),
+    illustrationId: '',
+    categoryId: '',
+    author: {
+        id: '',
+        name: '',
+        image: ''
+    }
+};
+
+@Injectable()
+export class PublicationEditionService {
+    private activatedRoute = inject(ActivatedRoute);
+    private publicationRestService = inject(PublicationRestService);
+    private location = inject(Location);
+    private snackBar = inject(MatSnackBar);
+
+    private isLoadingSubject = new BehaviorSubject<boolean>(false);
+    private publicationSubject = new BehaviorSubject<Publication>(copy(DEFAULT_PUBLICATION));
+
+    private get _publication(): Publication {
+        return this.publicationSubject.value;
+    }
+
+    private _save(publication: Publication): void {
+        this.publicationSubject.next(publication);    
+    }
+
+    get isLoading$(): Observable<boolean> {
+        return this.isLoadingSubject.asObservable();
+    }
+
+    get publication$(): Observable<Publication> {
+        return this.publicationSubject.asObservable();
+    }
+
+    loadPublication(): void {
+        this.isLoadingSubject.next(true);
+        
+        this.activatedRoute.paramMap.subscribe(params => {
+            const publicationId = params.get('publicationId');
+            if (publicationId == undefined) {
+                this.snackBar.open('A technical error occurred while loading publication data.', 'Close', {duration: 5000});
+                this.location.back();
+            } else {
+                this.publicationRestService.getById(publicationId)
+                .then(publication => {
+                    this.publicationSubject.next(publication);
+                })
+                .catch(error => {
+                    const errorMessage = 'A technical error occurred while loading publication data.';
+                    this.snackBar.open(errorMessage, 'Close', {duration: 5000});
+                    console.error(errorMessage, error)
+                })
+                .finally(() => this.isLoadingSubject.next(false));
+            }
+          });
+    }
+
+    editTitle(title: string): void {
+        const publication = this._publication;
+        publication.title = title;
+        this._save(publication);
+    }
+
+    editDescription(description: string): void {
+        const publication = this._publication;
+        publication.description = description;
+        this._save(publication);
+    }
+
+    editText(text: string): void {
+        const publication = this._publication;
+        publication.text = text;
+        this._save(publication);
+    }
+}