Début d'ajout pour la gestion du login

Front/skydivelogs-app/src/interceptor/basic-auth.interceptor.ts

@@ -0,0 +1,24 @@
+import { Injectable } from '@angular/core';
+import { HttpRequest, HttpHandler, HttpEvent, HttpInterceptor } from '@angular/common/http';
+import { Observable } from 'rxjs';
+
+import { AuthenticationService } from '../services/authentication.service';
+
+@Injectable()
+export class BasicAuthInterceptor implements HttpInterceptor {
+  constructor(private authenticationService: AuthenticationService) { }
+
+  intercept(request: HttpRequest<any>, next: HttpHandler): Observable<HttpEvent<any>> {
+    // add authorization header with basic auth credentials if available
+    const currentUser = this.authenticationService.currentUserValue;
+    if (currentUser && currentUser.authdata) {
+      request = request.clone({
+        setHeaders: {
+          Authorization: `Basic ${currentUser.authdata}`
+        }
+      });
+    }
+
+    return next.handle(request);
+  }
+}