web-speech-profanity/packages/component/src/SpeechServices/fetchAuthorizationToken.js

Web Speech API adapter to use Cognitive Services Speech Services for both speech-to-text and text-to-speech service.

const TOKEN_URL_TEMPLATE = 'https://{region}.api.cognitive.microsoft.com/sts/v1.0/issueToken';

export default async function ({ region, subscriptionKey }) {
  const res = await fetch(
    TOKEN_URL_TEMPLATE.replace(/\{region\}/u, region),
    {
      headers: {
        'Ocp-Apim-Subscription-Key': subscriptionKey
      },
      method: 'POST'
    }
  );

  if (!res.ok) {
    throw new Error(`Failed to fetch authorization token, server returned ${res.status}`);
  }

  return res.text();
}