SSO Token Exchange

//native

type Vercel = {

  token: string;

};

/**

 * SSO Token Exchange

 * During the autorization process, Vercel sends the user to the provider [redirectLoginUrl](https://vercel.

 */

export async function main(

  auth: Vercel,

  body: {

    code: string;

    state?: string;

    client_id: string;

    client_secret: string;

    redirect_uri?: string;

  },

) {

  const url = new URL(`https://api.vercel.com/v1/integrations/sso/token`);

  const response = await fetch(url, {

    method: "POST",

    headers: {

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

      Authorization: "Bearer " + auth.token,

    },

    body: JSON.stringify(body),

  });

  if (!response.ok) {

    const text = await response.text();

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

  }

  return await response.json();

}