Update a variant

type Cloudflare = {

  token: string;

  email: string;

  key: string;

};

/**

 * Update a variant

 * Updating a variant purges the cache for all images associated with the variant.

 */

export async function main(

  auth: Cloudflare,

  identifier: string,

  account_identifier: string,

  body: {

    neverRequireSignedURLs?: boolean;

    options: {

      fit: "scale-down" | "contain" | "cover" | "crop" | "pad";

      height: number;

      metadata: "keep" | "copyright" | "none";

      width: number;

      [k: string]: unknown;

    };

    [k: string]: unknown;

  }

) {

  const url = new URL(

    `https://api.cloudflare.com/client/v4/accounts/${account_identifier}/images/v1/variants/${identifier}`

  );

  const response = await fetch(url, {

    method: "PATCH",

    headers: {

      "X-AUTH-EMAIL": auth.email,

      "X-AUTH-KEY": auth.key,

      "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();

}