import type { EvmProvider } from '@soul-wallet/extension-inject/types';
import SafeEventEmitter from '@metamask/safe-event-emitter';
import { SendRequest } from '@soul-wallet/extension-base/page/types';
import { JsonRpcRequest, JsonRpcResponse } from 'json-rpc-engine';
import { RequestArguments } from 'web3-core';
export interface SendSyncJsonRpcRequest extends JsonRpcRequest<unknown> {
    method: 'net_version';
}
export declare class SoulWalletEvmProvider extends SafeEventEmitter implements EvmProvider {
    readonly isSoulWallet = true;
    readonly isMetaMask = false;
    readonly version: string;
    protected sendMessage: SendRequest;
    protected _connected: boolean;
    constructor(sendMessage: SendRequest, version: string);
    get connected(): boolean;
    isConnected(): boolean;
    protected subscribeExtensionEvents(): void;
    enable(): Promise<string[]>;
    on(eventName: string | symbol, listener: (...args: any[]) => void): this;
    once(eventName: string | symbol, listener: (...args: any[]) => void): this;
    request<T>({ method, params }: RequestArguments): Promise<T>;
    private _sendSync;
    send<T>(method: string, params?: T[]): Promise<JsonRpcResponse<T>>;
    send<T>(payload: JsonRpcRequest<unknown>, callback: (error: Error | null, result?: JsonRpcResponse<T>) => void): void;
    send<T>(payload: SendSyncJsonRpcRequest): JsonRpcResponse<T>;
    sendAsync<T>(payload: JsonRpcRequest<T>, callback: (error: (Error | null), result?: JsonRpcResponse<T>) => void): void;
}