import { HttpAgent } from "@dfinity/agent";
import { IcrcTokenMetadataResponse } from "@dfinity/ledger-icrc";
import { Principal } from "@dfinity/principal";
import { MetadataInfo, SubAccountId } from "../../../types";
import { AllowanceDataModel } from "../../../types/allowances/allowanceDataModel";
export declare class LedgerWrapper {
    private icrcLedgerCanister;
    private constructor();
    static create(agent: HttpAgent, ledgerAddress: any): LedgerWrapper;
    getBalance(subAccountId: SubAccountId, principal: Principal): Promise<bigint>;
    transfer(info: TransferInfo): Promise<bigint>;
    transferFrom(info: TransferFromInfo): Promise<bigint>;
    getIcrcMetadataInfo(): Promise<MetadataInfo>;
    getTransactionFee(): Promise<bigint>;
    getAllowance(ownerPrincipal: Principal, spenderPrincipal: Principal, subaccount: SubAccountId, spenderSubaccount?: SubAccountId): Promise<{
        allowance: bigint;
        expiration: bigint | undefined;
    }>;
    private convertDate;
    static approveAllowance(info: AllowanceDataModel, agent: HttpAgent): Promise<void>;
    approveAllowance(info: AllowanceDataModel): Promise<bigint>;
    static parseMetadataInfo(metadata: IcrcTokenMetadataResponse): MetadataInfo;
    private static getIcrcLedgerCanister;
}
export interface TransferInfo {
    fromSubAccountId: SubAccountId;
    toAccountPrincipal: Principal;
    toSubAccountId?: SubAccountId;
    amount: bigint;
}
export interface TransferFromInfo {
    fromAccountPrincipal: Principal;
    fromSubAccountId: SubAccountId;
    toAccountPrincipal: Principal;
    toSubAccountId: SubAccountId;
    amount: bigint;
}