/*******************************************************************************
 *   (c) 2023 unipackage
 *
 *  Licensed under either the MIT License (the "MIT License") or the Apache License, Version 2.0
 *  (the "Apache License"). You may not use this file except in compliance with one of these
 *  licenses. You may obtain a copy of the MIT License at
 *
 *      https://opensource.org/licenses/MIT
 *
 *  Or the Apache License, Version 2.0 at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the MIT License or the Apache License for the specific language governing permissions and
 *  limitations under the respective licenses.
 ********************************************************************************/
import { InterfaceAbi, Contract, JsonFragment, ethers, TransactionReceipt } from "ethers";
import { EtherUnits } from "web3-utils";
import { Result } from "@unipackage/utils";
import { EvmEventArgs, EvmInput, EvmOutput, EvmTransactionOptions, EvmType, IEVMEngine } from "../../interface";
import { IWallet } from "../../interface/wallet";
/**
 * Define ethereum as an optional property.
 */
declare global {
    interface Window {
        ethereum?: any;
    }
}
/**
 * Class representing a EthersEvm instance.
 */
export declare class EthersEvmEngine implements IEVMEngine {
    private provider;
    private contract;
    private contractAddress;
    private contractABI;
    private providerUrl;
    wallet: IWallet | undefined;
    /**
     * Constructor for EthersEvm class.
     *
     * @TODO test window.ethereum
     * @param contractABI - The contract's ABI.
     * @param contractAddress - The contract's address.
     * @param providerUrl - The provider URL.
     */
    constructor(contractABI: InterfaceAbi, contractAddress: string, providerUrl?: string, wallet?: IWallet);
    /**
     * Generates a value in Wei based on the provided number and unit.
     *
     * @param number - The number to convert to Wei.
     * @param unit - The unit to convert the number to (e.g., Ether, Gwei).
     * @returns The generated value in Wei as a string or bigint.
     */
    generateWei(number: string, unit: EtherUnits): bigint;
    /**
     * Generates a transaction based on input and options.
     *
     * @param input - The EVM input.
     * @param options - The transaction options.
     * @returns A promise resolving to EvmOutput object with the transaction.
     */
    private generateTransaction;
    /**
     * Calls a contract function.
     *
     * @param input - The EVM input.
     * @returns A promise resolving to EvmOutput object with the result of the contract call.
     */
    call(input: EvmInput): Promise<EvmOutput<any>>;
    /**
     * Decode the transaction input on the EVM.
     *
     * @param txInput - The transaction input data.
     * @returns A promise that resolves to the decoded output.
     */
    decodeTxInputToEvmInput(txInput: string): EvmOutput<EvmInput>;
    /**
     * Encode EVM input to transaction input data.
     *
     * @param input - The input parameters for the EVM operation.
     * @returns A promise that resolves to the encoded transaction input.
     */
    encodeEvmInputToTxinput(input: EvmInput): EvmOutput<string>;
    /**
     * Encode function signature using the ABI.
     *
     * @param abi - The ABI function fragment.
     * @returns The encoded function signature or an error result.
     */
    encodeFunctionSignatureByAbi(abi: JsonFragment): Result<string>;
    /**
     * Encode function signature using the function name.
     *
     * @param name - The name of the function.
     * @returns A promise that resolves to the encoded function signature or an error result.
     */
    encodeFunctionSignatureByFuntionName(name: string): EvmOutput<string>;
    /**
     * Retrieve the wallet instance.
     *
     * This method returns the instance of the wallet that implements the IWallet interface.
     * Clients can use this method to access and manage the wallet's functionalities.
     *
     * @returns An instance of the wallet implementing the IWallet interface.
     */
    getWallet(): IWallet;
    /**
     * Get the EVM contract.
     *
     * @returns The EVM contract object or null if not initialized.
     */
    getContract(): Contract | null;
    /**
     * Get the EVM contract address.
     *
     * @returns The EVM contract address or null if not initialized.
     */
    getContractAddress(): string;
    /**
     * Get the EVM contract abi.
     *
     * @returns The EVM contract abi or null if not initialized.
     */
    getContractABI(): JsonFragment[];
    /**
     * Extracts Ethereum Virtual Machine (EVM) event arguments from a transaction receipt.
     *
     * @param transactionReceipt - The transaction receipt containing event data.
     * @param name - The name of the event.
     * @returns An object representing the extracted EVM event arguments.
     */
    getEvmEventArgs(transactionReceipt: TransactionReceipt, name: string): EvmOutput<EvmEventArgs>;
    /**
     * Get the EVM type.
     *
     * @returns The EVM type,Web3 or Ethers.
     */
    getEvmType(): EvmType;
    /**
     * Get the EVM provider url.
     *
     * @returns The EVM provider url or undefined not initialized.
     */
    getProviderUrl(): string | undefined;
    /**
     * Get the Ether Provider
     *
     * @returns Ether Provider object or null if not initialized.
     */
    getEtherProvider(): ethers.AbstractProvider | null;
    /**
     * Get the Web3 object.
     *
     * @returns The Web3 object or null if not initialized.
     */
    getWeb3(): null;
    /**
     * Send a transaction to the EVM contract.
     *
     * @param input - The input parameters for the transaction.
     * @param options - The transaction options.
     * @returns A promise that resolves to the transaction result.
     */
    send(input: EvmInput, options?: EvmTransactionOptions): Promise<EvmOutput<any>>;
    /**
     * Send a signed transaction to the EVM.
     *
     * @param signed - The signed transaction data.
     * @returns A promise that resolves to the transaction result.
     */
    sendSigned(signed: string): Promise<EvmOutput<any>>;
    /**
     * Sign a transaction on the EVM.
     *
     * @param input - The input parameters for the transaction.
     * @param options - The transaction options.
     * @returns A promise that resolves to the signed transaction or an error result.
     */
    sign(input: EvmInput, options?: EvmTransactionOptions): Promise<EvmOutput<string>>;
}
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