Buy one-time addon for a subscription

//native

type Zoho = {

  token: string;

};

/**

 * Buy one-time addon for a subscription

 * Create hosted page for buying a one-time addon for a subscription.

 */

export async function main(

  auth: Zoho,

  X_com_zoho_subscriptions_organizationid: string,

  body: {

    subscription_id: string;

    addons: {

      addon_code: string;

      quantity?: number;

      tags?: { tag_id?: number; tag_option_id?: number }[];

      item_custom_fields?: { label?: string; value?: string }[];

      price?: number;

      tax_id: {};

      tax_exemption_id?: string;

      tax_exemption_code?: string;

      product_type?: string;

    }[];

    redirect_url?: string;

    coupon_code?: {};

    cfdi_usage?: string;

    exchange_rate?: never;

    payment_gateways?: { payment_gateway?: string }[];

  },

) {

  const url = new URL(

    `https://www.zohoapis.com/billing/v1/hostedpages/buyonetimeaddon`,

  );

  const response = await fetch(url, {

    method: "POST",

    headers: {

      "X-com-zoho-subscriptions-organizationid":

        X_com_zoho_subscriptions_organizationid,

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

      Authorization: "Zoho-oauthtoken " + auth.token,

    },

    body: JSON.stringify(body),

  });

  if (!response.ok) {

    const text = await response.text();

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

  }

  return await response.json();

}