first commit

src/services/alert.service.ts

@@ -0,0 +1,39 @@
+import { Injectable } from '@angular/core';
+import { Subject } from 'rxjs';
+import { Alert } from '../models/alert';
+
+type AlertParams = Partial<Omit<Alert, 'resolve'>>;
+
+@Injectable({ providedIn: 'root' })
+export class AlertService {
+
+  private alertSubject = new Subject<Alert>();
+
+  alerts() {
+    return this.alertSubject.asObservable();
+  }
+
+  confirm({
+            type = 'question',
+            title = 'Êtes-vous sûr ?',
+            text = 'Cette action est irréversible.',
+            confirmText = 'Confirmer',
+            cancelText = 'Annuler',
+            timeout,
+            backdropOpacity = 0.1,
+          }: AlertParams): Promise<boolean> {
+    return new Promise((resolve) => {
+      this.alertSubject.next({
+        type,
+        title,
+        text,
+        confirmText,
+        cancelText,
+        timeout,
+        backdropOpacity,
+        resolve,
+      });
+    });
+  }
+
+}