From 94693ba8cf174c49513c75a37dbe41c3926b9834 Mon Sep 17 00:00:00 2001
From: Cathy Hu <cathy.hu@fau.de>
Date: Sat, 12 Sep 2020 00:26:29 +0200
Subject: [PATCH] [frontend] Fix unsubscribe error handling

---
 .../email-unsubscribe.component.ts                  | 13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/kibicara-frontend/src/app/platforms/email/email-unsubscribe/email-unsubscribe.component.ts b/kibicara-frontend/src/app/platforms/email/email-unsubscribe/email-unsubscribe.component.ts
index ea02a8a..5328b48 100644
--- a/kibicara-frontend/src/app/platforms/email/email-unsubscribe/email-unsubscribe.component.ts
+++ b/kibicara-frontend/src/app/platforms/email/email-unsubscribe/email-unsubscribe.component.ts
@@ -29,9 +29,16 @@ export class EmailUnsubscribeComponent implements OnInit {
           this.route.snapshot.queryParams.token,
           this.route.snapshot.params.id
         )
-        .subscribe(() => {
-          this.status = 'You were successfully unsubscribed.';
-        });
+        .subscribe(
+          () => {
+            this.status = 'You were successfully unsubscribed.';
+          },
+          (error) => {
+            if (error.status === 400) {
+              this.status = 'Invalid unsubscribe link.';
+            }
+          }
+        );
     } else {
       this.router.navigate(['/404']);
     }