From 93be64878eacb85f2badb1faed26d84cb01db4c2 Mon Sep 17 00:00:00 2001
From: Marcel <marcel@familienarchiv>
Date: Mon, 6 Apr 2026 20:30:30 +0200
Subject: [PATCH] fix(ui): guard selectPerson against empty id

Restores early return when id is empty, preventing a wasteful
navigation to /briefwechsel with no senderId param.

Refs: #179

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
---
 frontend/src/routes/briefwechsel/+page.svelte | 1 +
 1 file changed, 1 insertion(+)

diff --git a/frontend/src/routes/briefwechsel/+page.svelte b/frontend/src/routes/briefwechsel/+page.svelte
index 53f095f7..d4383e8f 100644
--- a/frontend/src/routes/briefwechsel/+page.svelte
+++ b/frontend/src/routes/briefwechsel/+page.svelte
@@ -86,6 +86,7 @@ function swapPersons() {
 }
 
 function selectPerson(id: string) {
+	if (!id) return;
 	senderId = id;
 	receiverId = '';
 	applyFilters();