Function bytesToBase64

examples/ts-react-chat/src/routes/generation-hooks.tsx:770–788

(bytes: Uint8Array)

}

function bytesToBase64(bytes: Uint8Array): string {
  const alphabet =
    'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
  let output = ''

  for (let index = 0; index < bytes.length; index += 3) {
    const first = bytes[index] ?? 0
    const second = index + 1 < bytes.length ? bytes[index + 1] : undefined
    const third = index + 2 < bytes.length ? bytes[index + 2] : undefined
    const combined = (first << 16) | ((second ?? 0) << 8) | (third ?? 0)

    output += alphabet[(combined >> 18) & 63]
    output += alphabet[(combined >> 12) & 63]
    output += second === undefined ? '=' : alphabet[(combined >> 6) & 63]
    output += third === undefined ? '=' : alphabet[combined & 63]
  }

  return output
}

function svgDataUrl(title: string, prompt: string, color: string): string {
  const safeTitle = escapeXml(title)