Realtime Transcriber 01

1<script lang="ts" module>
2	import { tv } from "tailwind-variants";
3	import type { TranscriptionAdapter } from "./adapter.js";
4 
5	export const realtimeTranscriber01Variants = tv({
6		slots: {
7			root: "bg-card relative flex min-h-[420px] w-full flex-col items-center justify-center overflow-hidden rounded-xl border p-6",
8			glow: "from-primary/5 pointer-events-none absolute inset-0 bg-gradient-to-b to-transparent",
9			panel: "z-10 flex max-w-sm flex-col items-center gap-5 text-center",
10			heading: "space-y-1.5",
11			title: "text-2xl font-semibold tracking-tight",
12			subtitle: "text-muted-foreground text-sm",
13			kbd: "bg-muted rounded px-1.5 py-0.5 font-mono text-[10px]",
14			langButton: "gap-2",
15			chevron: "text-muted-foreground size-3.5",
16			popover: "w-56 p-0",
17			startButton: "gap-2",
18			errorText: "text-destructive text-sm",
19			note: "text-muted-foreground max-w-xs text-xs",
20			code: "bg-muted rounded px-1 py-0.5",
21			badge: "text-muted-foreground font-normal",
22			shimmer: "z-10 text-lg",
23			transcript: "relative z-10 flex h-full max-h-[340px] w-full max-w-2xl flex-col",
24			scroll: "flex-1",
25			viewport: "max-h-[300px] overflow-y-auto px-2 py-1",
26			transcriptText: "text-xl leading-relaxed",
27			partialText: "text-foreground/40",
28			copyRow: "flex justify-end pt-2",
29			copyButton: "size-7",
30			stopWrap: "absolute bottom-6 left-1/2 z-10 -translate-x-1/2",
31			stopButton: "gap-2 shadow-sm",
32			stopKbd: "bg-background/60 rounded px-1.5 py-0.5 font-mono text-[10px]",
33		},
34	});
35 
36	export type RealtimeTranscriber01Props = {
37		/**
38		 * Streaming transcription backend. Defaults to a browser Web Speech API
39		 * adapter so the demo runs with no server (Chromium only). When provided,
40		 * the language selector is hidden — your adapter owns language handling.
41		 */
42		adapter?: TranscriptionAdapter;
43		class?: string;
44	};
45</script>
46 
47<script lang="ts">
48	import GlobeIcon from "@lucide/svelte/icons/globe";
49	import ChevronDownIcon from "@lucide/svelte/icons/chevron-down";
50	import CopyIcon from "@lucide/svelte/icons/copy";
51	import CheckIcon from "@lucide/svelte/icons/check";
52	import MicIcon from "@lucide/svelte/icons/mic";
53	import SquareIcon from "@lucide/svelte/icons/square";
54	import { onDestroy, onMount } from "svelte";
55	import { cn } from "$UTILS$.js";
56	import { Button } from "$UI$/button/index.js";
57	import { Badge } from "$UI$/badge/index.js";
58	import { ScrollArea } from "$UI$/scroll-area/index.js";
59	import { ShimmeringText } from "$UI$/shimmering-text/index.js";
60// … truncated