export function arrayBufferToBase64()

in frontend/src/lib/utils.ts [18:34]

• 17 lines of code
• 4 McCabe index (conditional complexity)

export function arrayBufferToBase64(
  arrayBuffer: ArrayBuffer | ArrayBufferLike | Float32Array | Int16Array
) {
  if (arrayBuffer instanceof Float32Array) {
    arrayBuffer = floatTo16BitPCM(arrayBuffer);
  } else if (arrayBuffer instanceof Int16Array) {
    arrayBuffer = arrayBuffer.buffer;
  }
  let binary = "";
  const bytes = new Uint8Array(arrayBuffer);
  const chunkSize = 0x8000; // 32KB chunk size
  for (let i = 0; i < bytes.length; i += chunkSize) {
    const chunk = bytes.subarray(i, i + chunkSize);
    binary += String.fromCharCode.apply(null, [...chunk]);
  }
  return btoa(binary);
}