Use lib version of date functions

src/app/components/ChatCompose.svelte

@@ -0,0 +1,58 @@
+<script lang="ts">
+  import {writable} from "svelte/store"
+  import type {EventContent} from "@welshman/util"
+  import {isMobile, preventDefault} from "@lib/html"
+  import Icon from "@lib/components/Icon.svelte"
+  import Button from "@lib/components/Button.svelte"
+  import EditorContent from "@app/editor/EditorContent.svelte"
+  import {makeEditor} from "@app/editor"
+
+  type Props = {
+    url?: string
+    onSubmit: (event: EventContent) => void
+  }
+
+  const {onSubmit, url}: Props = $props()
+
+  const autofocus = !isMobile
+
+  const uploading = writable(false)
+
+  export const focus = () => editor.then(ed => ed.chain().focus().run())
+
+  const submit = async () => {
+    if ($uploading) return
+
+    const ed = await editor
+    const content = ed.getText({blockSeparator: "\n"}).trim()
+    const tags = ed.storage.nostr.getEditorTags()
+
+    if (!content) return
+
+    onSubmit({content, tags})
+
+    ed.chain().clearContent().run()
+  }
+
+  const editor = makeEditor({
+    url,
+    autofocus,
+    submit,
+    uploading,
+    aggressive: true,
+    disableFileUpload: true,
+  })
+</script>
+
+<form class="relative z-feature flex gap-2 p-2" onsubmit={preventDefault(submit)}>
+  <div class="chat-editor flex-grow overflow-hidden">
+    <EditorContent {editor} />
+  </div>
+  <Button
+    data-tip="{window.navigator.platform.includes('Mac') ? 'cmd' : 'ctrl'}+enter to send"
+    class="center tooltip tooltip-left absolute right-4 h-10 w-10 min-w-10 rounded-full"
+    disabled={$uploading}
+    onclick={submit}>
+    <Icon icon="plain" />
+  </Button>
+</form>