import firebase from 'firebase/compat/app';
import ICart, { PaymentTypeEnum } from '../Cart';
import ICustomer from '../Customer';
export default interface IPayment {
    readonly amount: number;
    readonly method: PaymentTypeEnum;
    readonly paid_at: Date;
    readonly paid_by?: firebase.firestore.DocumentReference<ICustomer> | string;
    readonly user_email?: string;
    readonly associated_carts?: firebase.firestore.DocumentReference<ICart>[] | string[];
    readonly is_deposit?: boolean;
    readonly ref?: string;
}
/**
 * Generates and returns a Payment object with props provided.
 * @param method The PaymentTypeEnum for specific payment method.
 * @param amount The money amount to associate to payement. Can be a negative value or 0, but must be provided.
 * @param options.reference Optionnal. The reference or comment string for payement.
 * @param options.userEmail Optionnal. The email of the Addio user that took the payment.
 * @param options.paidAtDate Optionnal. If not provided, sets "today" date.
 */
export declare const generatePaymentObj: (method: PaymentTypeEnum, amount: number, options?: {
    reference?: string | undefined;
    userEmail?: string | undefined;
    paidAtDate?: Date | undefined;
}) => IPayment;