feat(fakeRandomErrorHttp): add a random error http call

libs/shared/utils/src/lib/random-http-error.utils.ts

@@ -1,4 +1,5 @@
 import { randNumber } from '@ngneat/falso';
+import { Observable, throwError } from 'rxjs';
 
 /**
  * Execute success function if value is above threshold and error function otherwise
@@ -22,3 +23,25 @@ export const randomError = <T>({
   }
   return error();
 };
+
+/**
+ * Execute http request if value is above threshold and throw an error otherwise
+ * @param httpRequest
+ * @param errorMessage
+ * @param threashold default to 0.5
+ */
+export const randomErrorHttp = <T>({
+  httpRequest,
+  errorMessage,
+  threashold,
+}: {
+  httpRequest: () => Observable<T>;
+  errorMessage?: string;
+  threashold?: number;
+}): Observable<T> => {
+  const randomNumber = randNumber({ min: 0.1, max: 1, fraction: 2 });
+  if (randomNumber > (threashold ?? 0.5)) {
+    return httpRequest();
+  }
+  return throwError(() => new Error(errorMessage ?? 'Http Error'));
+};