Apply credits

//native

type Zoho = {

  token: string;

};

/**

 * Apply credits

 * Apply the customer credits either from credit notes or excess customer payments to an invoice. Multiple credits can be applied at once.

 */

export async function main(

  auth: Zoho,

  invoice_id: string,

  organization_id: string | undefined,

  body: {

    invoice_payments?: { payment_id?: string; amount_applied?: number }[];

    apply_creditnotes?: { creditnote_id?: string; amount_applied?: number }[];

  },

) {

  const url = new URL(

    `https://www.zohoapis.com/inventory/v1/invoices/${invoice_id}/credits`,

  );

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

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

      url.searchParams.append(k, v);

    }

  }

  const response = await fetch(url, {

    method: "POST",

    headers: {

      "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();

}