Create swatch for the `Message` component.

2 files changed, 64 insertions, 0 deletions

diff --git a/ui/routes/(swatch)/.swatch/+page.svelte b/ui/routes/(swatch)/.swatch/+page.svelte
index abcb53f..d3b211a 100644
--- a/ui/routes/(swatch)/.swatch/+page.svelte
+++ b/ui/routes/(swatch)/.swatch/+page.svelte
@@ -8,5 +8,6 @@
 <h2>components</h2>
 
 <ul>
+  <li><a href="Message">Message</a></li>
   <li><a href="swatch/EventLog">swatch/EventLog</a></li>
 </ul>
diff --git a/ui/routes/(swatch)/.swatch/Message/+page.svelte b/ui/routes/(swatch)/.swatch/Message/+page.svelte
new file mode 100644
index 0000000..6fd9b6b
--- /dev/null
+++ b/ui/routes/(swatch)/.swatch/Message/+page.svelte
@@ -0,0 +1,63 @@
+<script>
+  import { DateTime } from 'luxon';
+
+  import EventCapture from '$lib/swatch/event-capture.svelte.js';
+
+  import Message from '$lib/components/Message.svelte';
+  import EventLog from '$lib/components/swatch/EventLog.svelte';
+
+  let id = $state('Mplayspelunky');
+  let atInput = $state('2025-07-07T15:19:00Z');
+  // Astonishingly, `DateTime.fromISO` does not throw on invalid inputs. It generates an "Invalid
+  // DateTime" sentinel value, instead.
+  let at = $derived(DateTime.fromISO(atInput));
+  let renderedBody = $state(
+    '<p>Lorem ipsum <code>dolor</code> sit amet, consectetur adipiscing elit. Nunc quis ante ac leo tristique iaculis vel in tortor. Praesent sed interdum ipsum. Pellentesque blandit, sapien at mattis facilisis, leo mi gravida erat, in euismod mi lectus non dui. Praesent at justo vel mauris pulvinar sodales ut sed nisl. Aliquam aliquet justo vel cursus imperdiet. Suspendisse potenti. Duis varius tortor finibus, rutrum justo ac, tincidunt enim.</p>\n' +
+      '<p>Donec velit dui, bibendum a augue sit amet, tempus condimentum neque. Integer nibh tortor, imperdiet at aliquet eu, rutrum eget ligula. Donec porttitor nisi lacus, eu bibendum augue maximus eget. Class aptent taciti sociosqu ad litora torquent per conubia nostra, per inceptos himenaeos. Maecenas in est eget lectus dapibus tincidunt. Ut ut nisi egestas, posuere libero laoreet, venenatis erat. Nulla maximus, nisl eget interdum ornare, enim turpis semper ligula, sed ultricies sem sem quis arcu. Ut a dapibus augue. Pellentesque nec tincidunt sem.</p>',
+  );
+  let editable = $state(true);
+  let cssClass = $state('');
+
+  let capture = $state(new EventCapture());
+  const deleteMessage = capture.on('deleteMessage');
+</script>
+
+<h1><code>Message</code></h1>
+
+<nav><p><a href=".">Back to swatches</a></p></nav>
+
+<h2>properties</h2>
+
+<div class="component-properties">
+  <label>id <input type="text" bind:value={id} /></label>
+  <label>at (iso-8601)<input type="text" bind:value={atInput} /></label>
+  <div class="suggestion">
+    interesting values:
+    <button onclick={() => (atInput = DateTime.now().toISO())}>Now</button>
+  </div>
+
+  <label>css class <input type="text" bind:value={cssClass} /></label>
+  <div class="suggestion">
+    interesting values:
+    <button onclick={() => (cssClass = '')}>(none)</button>
+    <button onclick={() => (cssClass = 'unsent')}>unsent</button>
+    <button onclick={() => (cssClass = 'deleted')}>deleted</button>
+  </div>
+
+  <label>editable <input type="checkbox" bind:checked={editable} /></label>
+
+  <label
+    ><p>rendered body (html)</p>
+    <textarea class="html" bind:value={renderedBody}></textarea>
+  </label>
+</div>
+
+<h2>rendered</h2>
+
+<div class="component-preview">
+  <Message {id} {at} {renderedBody} {editable} class={cssClass} {deleteMessage} />
+</div>
+
+<h2>events</h2>
+
+<EventLog events={capture.events} clear={capture.clear.bind(capture)} />