52:I[707087,["/_next/static/immutable/chunks/3arlv5bvukoo2.js","/_next/static/immutable/chunks/39v64hmfyo-sr.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/04j_o97cgxn2x.js","/_next/static/immutable/chunks/3upr08c9vtj8w.js","/_next/static/immutable/chunks/1ww0328si-u8x.js","/_next/static/immutable/chunks/11mfl5ymqld9-.js","/_next/static/immutable/chunks/2xxcqy6ppds3l.js","/_next/static/immutable/chunks/3j06ow7w40nxu.js","/_next/static/immutable/chunks/31nn7jwsjvqii.js","/_next/static/immutable/chunks/43_s7jweyypoh.js","/_next/static/immutable/chunks/0p6vao205o1jc.js","/_next/static/immutable/chunks/1_kyvgkyokw92.js","/_next/static/immutable/chunks/1lo-zn37dolb5.js","/_next/static/immutable/chunks/1v8k6yxw1rg0u.js"],"RegistryDependencies"] 53:I[314491,["/_next/static/immutable/chunks/3arlv5bvukoo2.js","/_next/static/immutable/chunks/39v64hmfyo-sr.js","/_next/static/immutable/chunks/2nvof3-29tvc3.js","/_next/static/immutable/chunks/3tjobt77z_9dj.js","/_next/static/immutable/chunks/04j_o97cgxn2x.js","/_next/static/immutable/chunks/3upr08c9vtj8w.js","/_next/static/immutable/chunks/1ww0328si-u8x.js","/_next/static/immutable/chunks/11mfl5ymqld9-.js","/_next/static/immutable/chunks/2xxcqy6ppds3l.js","/_next/static/immutable/chunks/3j06ow7w40nxu.js","/_next/static/immutable/chunks/31nn7jwsjvqii.js","/_next/static/immutable/chunks/43_s7jweyypoh.js","/_next/static/immutable/chunks/0p6vao205o1jc.js","/_next/static/immutable/chunks/1_kyvgkyokw92.js","/_next/static/immutable/chunks/1lo-zn37dolb5.js","/_next/static/immutable/chunks/1v8k6yxw1rg0u.js"],"FilesView"] 54:T1abe,'use client'; import React, { type CSSProperties, Children, type ComponentProps, type ReactNode, cloneElement, isValidElement, useMemo, } from 'react'; import { type VariantProps, cva } from 'class-variance-authority'; import { type LocalAudioTrack, type RemoteAudioTrack } from 'livekit-client'; import { type AgentState, type TrackReferenceOrPlaceholder, useMultibandTrackVolume, } from '@livekit/components-react'; import { useAgentAudioVisualizerBarAnimator } from '@/hooks/agents-ui/use-agent-audio-visualizer-bar'; import { cn } from '@/lib/utils'; /** * Resizes an array of per-band volume values to exactly `count` entries. * Excess values are trimmed from the end; if there are too few, the last * value is duplicated to fill the remainder. An empty array is padded with 0s. */ export function normalizeVolumeBands(bands: number[], count: number): number[] { if (bands.length === count) return bands; if (bands.length > count) return bands.slice(0, count); const lastValue = bands[bands.length - 1] ?? 0; return [...bands, ...new Array(count - bands.length).fill(lastValue)]; } function cloneSingleChild( children: ReactNode | ReactNode[], props?: Record, key?: unknown, ) { return Children.map(children, (child) => { // Checking isValidElement is the safe way and avoids a typescript error too. if (isValidElement(child) && Children.only(children)) { const childProps = child.props as Record; if (childProps.className) { // make sure we retain classnames of both passed props and child props ??= {}; props.className = cn(childProps.className as string, props.className as string); props.style = { ...(childProps.style as CSSProperties), ...(props.style as CSSProperties), }; } return cloneElement(child, { ...props, key: key ? String(key) : undefined }); } return child; }); } export const AgentAudioVisualizerBarElementVariants = cva( [ 'rounded-full transition-colors duration-250 ease-linear', 'bg-current/10 data-[lk-highlighted=true]:bg-current', ], { variants: { size: { icon: 'w-[4px] min-h-[4px]', sm: 'w-[8px] min-h-[8px]', md: 'w-[16px] min-h-[16px]', lg: 'w-[32px] min-h-[32px]', xl: 'w-[64px] min-h-[64px]', }, }, defaultVariants: { size: 'md', }, }, ); export const AgentAudioVisualizerBarVariants = cva('relative flex items-center justify-center', { variants: { size: { icon: 'h-[24px] gap-[2px]', sm: 'h-[56px] gap-[4px]', md: 'h-[112px] gap-[8px]', lg: 'h-[224px] gap-[16px]', xl: 'h-[448px] gap-[32px]', }, }, defaultVariants: { size: 'md', }, }); /** * Props for the AgentAudioVisualizerBar component. */ export interface AgentAudioVisualizerBarProps { /** * The size of the visualizer. * @defaultValue 'md' */ size?: 'icon' | 'sm' | 'md' | 'lg' | 'xl'; /** * The current state of the agent. Determines the animation pattern. * @defaultValue 'connecting' */ state?: AgentState; /** * The color of the bars in hexidecimal format. */ color?: `#${string}`; /** * The number of bars to display in the visualizer. * If not provided, defaults based on size: 3 for 'icon'/'sm', 5 for others. */ barCount?: number; /** * The audio track to visualize. Can be a local/remote audio track or a track reference. */ audioTrack?: LocalAudioTrack | RemoteAudioTrack | TrackReferenceOrPlaceholder; /** * Volume values (0-1) to use instead of the values computed from the audioTrack. * The volumeBands.length should match barCount. */ volumeBands?: number[]; /** * Additional CSS class names to apply to the container. */ className?: string; /** * Custom div element to render as grid cells. Each child receives data-lk-index, * data-lk-highlighted props and style props for height. Must be a single div element. */ children?: ReactNode; } /** * A bar-style audio visualizer that responds to agent state and audio levels. * Displays animated bars that react to the current agent state (connecting, thinking, speaking, etc.) * and audio volume when speaking. * * @extends ComponentProps<'div'> * * @example * ```tsx * * ``` */ export function AgentAudioVisualizerBar({ size = 'md', state = 'connecting', color, barCount, audioTrack, volumeBands, className, children, style, ...props }: AgentAudioVisualizerBarProps & VariantProps & ComponentProps<'div'>) { const _barCount = useMemo(() => { if (barCount) { return barCount; } switch (size) { case 'icon': case 'sm': return 3; default: return 5; } }, [barCount, size]); const multibandVolume = useMultibandTrackVolume(audioTrack, { bands: _barCount, loPass: 100, hiPass: 200, }); const resolvedVolumeBands = volumeBands ? normalizeVolumeBands(volumeBands, _barCount) : multibandVolume; const sequencerInterval = useMemo(() => { switch (state) { case 'connecting': return 2000 / _barCount; case 'initializing': return 2000; case 'listening': return 500; case 'thinking': return 150; default: return 1000; } }, [state, _barCount]); const highlightedIndices = useAgentAudioVisualizerBarAnimator( state, _barCount, sequencerInterval, ); const bands = useMemo( () => (state === 'speaking' ? resolvedVolumeBands : new Array(_barCount).fill(0)), [state, resolvedVolumeBands, _barCount], ); if (children && Array.isArray(children)) { throw new Error('AgentAudioVisualizerBar children must be a single element.'); } return (

{bands.map((band: number, idx: number) => children ? ( {cloneSingleChild(children, { 'data-lk-index': idx, 'data-lk-highlighted': highlightedIndices.includes(idx), style: { height: `${band * 100}%` }, })} ) : (

), )}

); } 55:T7d5,import { useEffect, useRef, useState } from 'react'; import { type AgentState } from '@livekit/components-react'; function generateConnectingSequenceBar(columns: number): number[][] { const seq = []; for (let x = 0; x < columns; x++) { seq.push([x, columns - 1 - x]); } return seq; } function generateListeningSequenceBar(columns: number): number[][] { const center = Math.floor(columns / 2); const noIndex = -1; return [[center], [noIndex]]; } export function useAgentAudioVisualizerBarAnimator( state: AgentState | undefined, columns: number, interval: number, ): number[] { const [index, setIndex] = useState(0); const [sequence, setSequence] = useState([[]]); useEffect(() => { if (state === 'thinking') { setSequence(generateListeningSequenceBar(columns)); } else if (state === 'connecting' || state === 'initializing') { const sequence = [...generateConnectingSequenceBar(columns)]; setSequence(sequence); } else if (state === 'listening') { setSequence(generateListeningSequenceBar(columns)); } else if (state === undefined || state === 'speaking') { setSequence([new Array(columns).fill(0).map((_, idx) => idx)]); } else { setSequence([[]]); } setIndex(0); }, [state, columns]); const animationFrameId = useRef(null); useEffect(() => { let startTime = performance.now(); const animate = (time: DOMHighResTimeStamp) => { const timeElapsed = time - startTime; if (timeElapsed >= interval) { setIndex((prev) => prev + 1); startTime = time; } animationFrameId.current = requestAnimationFrame(animate); }; animationFrameId.current = requestAnimationFrame(animate); return () => { if (animationFrameId.current !== null) { cancelAnimationFrame(animationFrameId.current); } }; }, [interval, columns, state, sequence.length]); return sequence[index % sequence.length] ?? 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