From 30c13478d61065a512f5bc8824fecbf2ee6afc81 Mon Sep 17 00:00:00 2001
From: Kit La Touche <kit@transneptune.net>
Date: Thu, 3 Oct 2024 23:30:10 -0400
Subject: Handle basics of interface scrolling

---
 hi-ui/src/lib/MessageInput.svelte | 18 ++++++++----------
 1 file changed, 8 insertions(+), 10 deletions(-)

(limited to 'hi-ui/src/lib/MessageInput.svelte')

diff --git a/hi-ui/src/lib/MessageInput.svelte b/hi-ui/src/lib/MessageInput.svelte
index 96e9577..938e467 100644
--- a/hi-ui/src/lib/MessageInput.svelte
+++ b/hi-ui/src/lib/MessageInput.svelte
@@ -1,27 +1,25 @@
 <script>
+    import { tick } from 'svelte';
     import { postToChannel } from '../apiServer';
     import { activeChannel } from '../store';
 
+    let self;
     let input;
-    let disabled = false;
-    let activeChannelId;
-
-    activeChannel.subscribe((value) => {
-        activeChannelId = value ? value.id : null;
-    });
+    $: disabled = $activeChannel == null;
 
     async function handleSubmit(event) {
-        event.preventDefault();
         disabled = true;
         // TODO try/catch:
-        await postToChannel(activeChannelId, input);
+        await postToChannel($activeChannel?.id, input);
         input = '';
         disabled = false;
+        await tick();
+        self.focus();
     }
 </script>
 
-<form on:submit={handleSubmit}>
-    <input type="text" class="border rounded px-3" bind:value={input} disabled={disabled}>
+<form on:submit|preventDefault={handleSubmit}>
+    <input type="text" class="border rounded px-3" bind:this={self} bind:value={input} disabled={disabled}>
     <button type="submit">➤</button>
 </form>
 
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