import { BaseModel } from '@/models/BaseModel';
import { SubscriptionRequest, SubscriptionCreateOptions, SubscriptionSearchFilters, SUBSCRIPTION_INTERVALS, SUBSCRIPTION_PERIODS, CANCELLATION_INTERVALS } from '@/types/subscription';
import { Currency } from '@/types';
export declare class Subscription extends BaseModel implements SubscriptionRequest {
    userId: number;
    psp: number;
    purpose: string;
    amount: number;
    currency: Currency;
    paymentInterval: string;
    period: string;
    cancellationInterval: string;
    referenceId?: string;
    offset?: number;
    limit?: number;
    constructor(data?: Partial<SubscriptionRequest>);
    setUserId(userId: number): this;
    getUserId(): number;
    setPsp(psp: number): this;
    getPsp(): number;
    setPurpose(purpose: string): this;
    getPurpose(): string;
    setAmount(amount: number): this;
    getAmount(): number;
    setCurrency(currency: Currency): this;
    getCurrency(): Currency;
    setPaymentInterval(interval: string): this;
    getPaymentInterval(): string;
    setPeriod(period: string): this;
    getPeriod(): string;
    setCancellationInterval(interval: string): this;
    getCancellationInterval(): string;
    setReferenceId(referenceId: string): this;
    getReferenceId(): string | undefined;
    setOffset(offset: number): this;
    setLimit(limit: number): this;
    getApiEndpoint(): string;
    validate(): void;
    toApiFormat(): SubscriptionRequest;
    private isValidISO8601Duration;
    static calculateNextBillingDate(startDate: Date, interval: string, occurrences?: number): Date;
    static getDurationInDays(interval: string): number;
    canBeCancelled(nextBillingDate: Date, cancellationInterval: string): boolean;
    private negateDuration;
    static createMonthly(userId: number, psp: number, purpose: string, amount: number, currency: Currency, periodInMonths?: number): Subscription;
    static createAnnual(userId: number, psp: number, purpose: string, amount: number, currency: Currency, periodInYears?: number): Subscription;
    static createQuarterly(userId: number, psp: number, purpose: string, amount: number, currency: Currency, periodInYears?: number): Subscription;
    static createCustom(options: SubscriptionCreateOptions): Subscription;
    static forListing(filters?: SubscriptionSearchFilters, offset?: number, limit?: number): Subscription;
    static getIntervalDescription(interval: string): string;
    static getCommonIntervals(): typeof SUBSCRIPTION_INTERVALS;
    static getCommonPeriods(): typeof SUBSCRIPTION_PERIODS;
    static getCommonCancellationIntervals(): typeof CANCELLATION_INTERVALS;
    static validateIntervalVsPeriod(paymentInterval: string, period: string): boolean;
    static getRecommendedCancellationInterval(paymentInterval: string): string;
}
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