Create a new Fulfillment

type Shopify = {

  token: string;

  store_name: string;

};

/**

 * Create a new Fulfillment

 * Create a fulfillment for the specified order and line items.

 */

export async function main(

  auth: Shopify,

  api_version: string = "2023-10",

  order_id: string,

  body: {

    fulfillment?: {

      line_items?: { id?: number; [k: string]: unknown }[];

      location_id?: number;

      tracking_company?: string;

      tracking_number?: string;

      [k: string]: unknown;

    };

    [k: string]: unknown;

  }

) {

  const url = new URL(

    `https://${auth.store_name}.myshopify.com/admin/api/${api_version}/orders/${order_id}/fulfillments.json`

  );

  const response = await fetch(url, {

    method: "POST",

    headers: {

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

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

    },

    body: JSON.stringify(body),

  });

  if (!response.ok) {

    const text = await response.text();

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

  }

  return await response.json();

}