Reservair/assets/js/datasource/RsvReservationClient.js

export const RsvReservationClient = {
    accept(reservation_id) {
        return this._post(reservation_id, 'accept');
    },

    refuse(reservation_id) {
        return this._post(reservation_id, 'refuse');
    },

    _post(reservation_id, action) {
        return fetch(`${ReservairServiceAPI.restUrl}/reservation/${reservation_id}/${action}`, {
            method: 'POST',
            credentials: 'same-origin',
            headers: { 'X-WP-Nonce': ReservairServiceAPI.nonce },
        }).then(r => {
            if (!r.ok) return r.json().then(e => { throw new Error(e.error || 'Request failed'); });
        });
    },
};