Create payment refund

//native

type Mollie = {

  token: string;

};

/**

 * Create payment refund

 * Creates a refund for a specific payment. The refunded amount is credited to your customer usually either via a bank transfer or by refunding the amount to your customer's credit card.

> 🔑 Access with

>

> API key

>

> Access token with **refunds.write**

 */

export async function main(

  auth: Mollie,

  paymentId: string,

  body: {

    resource?: string;

    id?: string;

    mode?: string;

    description?: string;

    amount: { currency: string; value: string };

    settlementAmount?: { currency: string; value: string };

    metadata?: string | {} | string[];

    paymentId?: string;

    settlementId?: string;

    status?: string;

    createdAt?: string;

    externalReference?: { type?: string; id?: string };

    reverseRouting?: false | true;

    routingReversals?: {

      amount?: { currency: string; value: string };

      source?: { type?: string; organizationId?: string };

    }[];

    testmode?: false | true;

    _links?: {

      self?: { href?: string; type?: string };

      payment?: { href?: string; type?: string };

      settlement?: { href?: string; type?: string };

      documentation?: { href?: string; type?: string };

    };

  },

) {

  const url = new URL(

    `https://api.mollie.com/v2/payments/${paymentId}/refunds`,

  );

  const response = await fetch(url, {

    method: "POST",

    headers: {

      "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.text();

}