Retrieves a list of assets for a theme

type Shopify = {

  token: string;

  store_name: string;

};

/**

 * Retrieves a list of assets for a theme

 * Retrieves a list of assets for a theme. Listing theme assets returns only metadata about each asset. To get an asset's contents, you need to retrieve the asset individually.

 */

export async function main(

  auth: Shopify,

  api_version: string = "2023-10",

  theme_id: string,

  fields: string | undefined

) {

  const url = new URL(

    `https://${auth.store_name}.myshopify.com/admin/api/${api_version}/themes/${theme_id}/assets.json`

  );

  for (const [k, v] of [["fields", fields]]) {

    if (v !== undefined && v !== "") {

      url.searchParams.append(k, v);

    }

  }

  const response = await fetch(url, {

    method: "GET",

    headers: {

      "X-Shopify-Access-Token": auth.token,

    },

    body: undefined,

  });

  if (!response.ok) {

    const text = await response.text();

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

  }

  return await response.json();

}