import { BigNumber, ethers, PayableOverrides } from 'ethers';
import { ParentToChildTransactionRequest } from '@arbitrum/sdk';
import { BridgeNetworkConfig } from '../networks';
export declare const depositERC20: (amount: BigNumber, destinationNetworkChainId: number, originTokenAddress: string, signer: ethers.Signer, childProvider: ethers.providers.Provider, overrides?: PayableOverrides) => Promise<ethers.ContractTransaction>;
export declare const depositNative: (amount: BigNumber, destinationNetwork: BridgeNetworkConfig, signer: ethers.Signer, overrides?: PayableOverrides) => Promise<ethers.ContractTransaction>;
export declare const depositETH: (amount: BigNumber, destinationNetworkChainId: number, signer: ethers.Signer, overrides?: PayableOverrides) => Promise<ethers.ContractTransaction>;
export interface DepositGasEstimation {
    estimatedParentChainGas: BigNumber;
    estimatedChildChainGas: BigNumber;
    estimatedChildChainSubmissionCost: BigNumber;
    request: ParentToChildTransactionRequest;
}
export declare const getDepositGasEstimation: (amount: BigNumber, parentProvider: ethers.providers.Provider, childProvider: ethers.providers.Provider, from: string, parentChainErc20Address: string) => Promise<DepositGasEstimation>;
export declare const estimateDepositERC20ToEth: (amount: ethers.BigNumber, provider: ethers.providers.Provider, contractAddress: string, from: string) => Promise<{
    estimatedGas: BigNumber;
    gasPrice: BigNumber;
    estimatedFee: BigNumber;
}>;
export declare const estimateDepositEth: (amount: ethers.BigNumber, provider: ethers.providers.Provider, contractAddress: string, from: string) => Promise<{
    estimatedGas: BigNumber;
    gasPrice: BigNumber;
    estimatedFee: BigNumber;
}>;
export declare const estimateApproval: (amount: ethers.BigNumber, provider: ethers.providers.Provider, tokenAddress: string, spenderAddress: string, from: string) => Promise<{
    estimatedGas: BigNumber;
    gasPrice: BigNumber;
    estimatedFee: BigNumber;
}>;