Passing saved audio tracks down to unique tile components in Daily video chat React app

Tile.js

// In Tile.js

/**
 * When video track changes, update video srcObject
 */
useEffect(() => {
  videoEl.current &&
    (videoEl.current.srcObject = new MediaStream([props.videoTrack]));
}, [props.videoTrack]);

/**
 * When audio track changes, update audio srcObject
 */
useEffect(() => {
  audioEl.current &&
    (audioEl.current.srcObject = new MediaStream([props.audioTrack]));
}, [props.audioTrack]);