initial release

bizmatch/src/app/services/loading.service.ts

@@ -0,0 +1,28 @@
+import { Injectable } from '@angular/core';
+import { BehaviorSubject, debounceTime, distinctUntilChanged, map, shareReplay } from 'rxjs';
+
+@Injectable({
+	providedIn: 'root',
+})
+export class LoadingService {
+	public loading$ = new BehaviorSubject<string[]>([]);
+
+	public isLoading$ = this.loading$.asObservable().pipe(
+		map((loading) => loading.length > 0),
+		debounceTime(200),
+		distinctUntilChanged(),
+		shareReplay(1)
+	);
+
+	public startLoading(type: string): void {
+		if (!this.loading$.value.includes(type)) {
+			this.loading$.next(this.loading$.value.concat(type));
+		}
+	}
+
+	public stopLoading(type: string): void {
+		if (this.loading$.value.includes(type)) {
+			this.loading$.next(this.loading$.value.filter((t) => t !== type));
+		}
+	}
+}