import type { IExecuteFunctions, IDataObject, IHttpRequestMethods } from 'n8n-workflow';
export interface BbipItem {
    itemId: number;
    duration: number;
    oldPrice: number;
    price: number;
}
export declare function promotionApiRequest<T = IDataObject>(context: IExecuteFunctions, method: IHttpRequestMethods, endpoint: string, body: IDataObject | undefined, itemIndex: number, xIsEmployee?: boolean): Promise<T>;
export declare function getXIsEmployee(context: IExecuteFunctions, itemIndex: number): boolean;
export declare function validatePromotionItemIds(context: IExecuteFunctions, itemIndex: number, value: string, maxCount?: number): number[];
export declare function validatePositiveInteger(context: IExecuteFunctions, itemIndex: number, fieldName: string, value: number, maxValue?: number): void;
export declare function validateUuid(context: IExecuteFunctions, itemIndex: number, fieldName: string, value: string): string;
export declare function getBbipItems(context: IExecuteFunctions, itemIndex: number): BbipItem[];