type Openai = {

  api_key: string;

  organization_id: string;

};

/**

 * Create speech

 * Generates audio from the input text.

 */

export async function main(

  auth: Openai,

  body: {

    model: string | ("tts-1" | "tts-1-hd");

    input: string;

    voice: "alloy" | "echo" | "fable" | "onyx" | "nova" | "shimmer";

    response_format?: "mp3" | "opus" | "aac" | "flac" | "wav" | "pcm";

    speed?: number;

  }

) {

  const url = new URL(`https://api.openai.com/v1/audio/speech`);

  const response = await fetch(url, {

    method: "POST",

    headers: {

      "OpenAI-Organization": auth.organization_id,

      "Content-Type": "application/json",

      Authorization: "Bearer " + auth.api_key,

    },

    body: JSON.stringify(body),

  });

  if (!response.ok) {

    const text = await response.text();

    throw new Error(`${response.status} ${text}`);

  }

  return await response.text();

}