import { CodeConfig, Voucher, VoucherClaim } from '../marketing.interface';
export declare function claimCurrentUse(claim: VoucherClaim): number;
export declare function claimMaxUse(claim: VoucherClaim): number;
export declare function voucherMaxUse(voucher: Voucher): number;
export declare function claimCooldown(claim: VoucherClaim): any;
export declare function claimMaxUseReached(claim: VoucherClaim): boolean;
export declare function claimInCooldown(claim: VoucherClaim): boolean;
export declare function claimInUsableTime(currentTime: Date, claim: VoucherClaim): any;
export declare function maxCombinationReached(codeConfig: CodeConfig, currenClaim: number, quantity: number): boolean;
export interface SendVoucherDto {
    memberIds: string[];
}
/**
 * Generate a unique code base on given config
 * @param config
 * @param sequenceOffset Index of the unique code based on given charset and config
 * @returns
 */
export declare function generateCode(config: CodeConfig, sequenceOffset?: number): string;
export declare function bulkGenerateCode(config: CodeConfig, count: number, codeMap?: {}, sequenceOffset?: number): string[];
/**
 * Get the number of maximum possible combination
 * @param config
 * @returns
 */
export declare function maxCombinationsCount(config: CodeConfig): number;