import { BaseModel } from '@/models/BaseModel';
import { BillRequest, BillPosition, BillRecipient, BillServicePeriod, BillDiscount, BillCashDiscount, BillAttachment, BillBankInformation, BillReminder, BillSearchFilters } from '@/types/bill';
import { Currency, MultiLanguageString } from '@/types';
export declare class Bill extends BaseModel implements BillRequest {
    language: string;
    currency: Currency;
    dueAfterDays: number;
    positions: BillPosition[];
    recipient: BillRecipient;
    date?: string;
    servicePeriod?: BillServicePeriod;
    discount?: BillDiscount;
    cashDiscounts?: BillCashDiscount[];
    shippingCost?: number;
    applicationFee?: number;
    note?: string;
    terms?: string;
    attachments?: BillAttachment[];
    bankInformation?: BillBankInformation;
    payoutDescriptor?: string | null;
    psp?: number[];
    pm?: string[];
    reminders?: BillReminder[];
    reference?: string | null;
    design?: string;
    send?: boolean;
    additionalRecipients?: BillRecipient[];
    complete?: boolean;
    offset?: number;
    limit?: number;
    constructor(data?: Partial<BillRequest>);
    setLanguage(language: string): this;
    getLanguage(): string;
    setCurrency(currency: Currency): this;
    getCurrency(): Currency;
    setDueAfterDays(days: number): this;
    getDueAfterDays(): number;
    setDate(date: string): this;
    getDate(): string | undefined;
    addPosition(position: BillPosition): this;
    addProduct(name: string, quantity: number, pricePerUnit: number, description?: string, sku?: string, vatRate?: number): this;
    addService(name: string, hours: number, hourlyRate: number, description?: string, vatRate?: number): this;
    removePosition(index: number): this;
    clearPositions(): this;
    getPositions(): BillPosition[];
    setRecipient(recipient: BillRecipient): this;
    getRecipient(): BillRecipient;
    addAdditionalRecipient(recipient: BillRecipient): this;
    setServicePeriod(from: string, to: string, description?: string): this;
    setDiscount(discount: BillDiscount): this;
    addCashDiscount(percentage: number, daysAfterInvoice: number, description?: string): this;
    setShippingCost(cost: number): this;
    setApplicationFee(fee: number): this;
    setNote(note: string): this;
    setTerms(terms: string): this;
    addAttachment(attachment: BillAttachment): this;
    setBankInformation(bankInfo: BillBankInformation): this;
    setPayoutDescriptor(descriptor: string | null): this;
    setPsp(psp: number[]): this;
    addPsp(pspId: number): this;
    setPm(pm: string[]): this;
    addPm(paymentMethod: string): this;
    addReminder(days: number, fee?: number, text?: string | MultiLanguageString, sendEmail?: boolean): this;
    setReference(reference: string | null): this;
    setDesign(design: string): this;
    setSend(send: boolean): this;
    setComplete(complete: boolean): this;
    setOffset(offset: number): this;
    setLimit(limit: number): this;
    calculateTotal(): number;
    calculateSubtotal(): number;
    calculateVat(): number;
    getApiEndpoint(): string;
    validate(): void;
    toApiFormat(): BillRequest;
    private isValidEmail;
    private isValidIban;
    static createSimpleBill(language: string, currency: Currency, recipient: BillRecipient, productName: string, quantity: number, pricePerUnit: number, dueAfterDays?: number): Bill;
    static createServiceBill(language: string, currency: Currency, recipient: BillRecipient, serviceName: string, hours: number, hourlyRate: number, serviceDescription?: string, dueAfterDays?: number): Bill;
    static forListing(filters?: BillSearchFilters, offset?: number, limit?: number): Bill;
    static createSwissBill(recipient: BillRecipient, language?: string, dueAfterDays?: number): Bill;
}
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