import type { MessageTypes, MessageTypesWithNoSubscriptions, MessageTypesWithNullRequest, MessageTypesWithSubscriptions, RequestTypes, ResponseTypes, SubscriptionMessageTypes, TransportResponseMessage } from '../background/types';
import { EvmProvider } from '@soul-wallet/extension-inject/types';
import Injected from './Injected';
export interface Handler {
    resolve: (data?: any) => void;
    reject: (error: Error) => void;
    subscriber?: (data: any) => void;
}
export declare type Handlers = Record<string, Handler>;
export declare function sendMessage<TMessageType extends MessageTypesWithNullRequest>(message: TMessageType): Promise<ResponseTypes[TMessageType]>;
export declare function sendMessage<TMessageType extends MessageTypesWithNoSubscriptions>(message: TMessageType, request: RequestTypes[TMessageType]): Promise<ResponseTypes[TMessageType]>;
export declare function sendMessage<TMessageType extends MessageTypesWithSubscriptions>(message: TMessageType, request: RequestTypes[TMessageType], subscriber: (data: SubscriptionMessageTypes[TMessageType]) => void): Promise<ResponseTypes[TMessageType]>;
export declare function enable(origin: string): Promise<Injected>;
export declare function handleResponse<TMessageType extends MessageTypes>(data: TransportResponseMessage<TMessageType> & {
    subscription?: string;
}): void;
export declare function initEvmProvider(version: string): EvmProvider;