From 318b8c691a75f274d845dbf65f2edaf036479239 Mon Sep 17 00:00:00 2001
From: Dessalines <tyhou13@gmx.com>
Date: Mon, 22 Jun 2020 19:27:42 -0400
Subject: [PATCH] Coerce empty post form to undefined. Fixes #602

---
 ui/src/components/post-form.tsx | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/ui/src/components/post-form.tsx b/ui/src/components/post-form.tsx
index ee805a7c0..c507ab3e7 100644
--- a/ui/src/components/post-form.tsx
+++ b/ui/src/components/post-form.tsx
@@ -408,6 +408,12 @@ export class PostForm extends Component<PostFormProps, PostFormState> {
 
   handlePostSubmit(i: PostForm, event: any) {
     event.preventDefault();
+
+    // Coerce empty url string to undefined
+    if (i.state.postForm.url && i.state.postForm.url === '') {
+      i.state.postForm.url = undefined;
+    }
+
     if (i.props.post) {
       WebSocketService.Instance.editPost(i.state.postForm);
     } else {