import type { NewSessionRequest, NewSessionResponse, InitializeResponse, SessionNotification, PromptResponse, ContentBlock } from './types.js';
import { AcpProtocolError } from './types.js';
import type { AcpSpawnConfig } from './adapter.js';
export interface AcpConnectionOptions {
    spawn: AcpSpawnConfig;
    env?: Record<string, string>;
    cwd?: string;
    timeoutMs?: number;
    onStderr?: (line: string) => void;
    onPid?: (pid: number) => void;
    configOptions?: Record<string, string>;
}
export declare class AcpConnection {
    private readonly options;
    private proc;
    private sdkConnection;
    private disposed;
    private stderrBuffer;
    private collectedStderr;
    private pendingUpdateCallback;
    private authMethods;
    private _initResponse;
    get initResponse(): InitializeResponse | null;
    constructor(options: AcpConnectionOptions);
    connect(clientInfo?: {
        name: string;
        version: string;
    }): Promise<void>;
    private doInitialize;
    newSession(params: NewSessionRequest): Promise<string>;
    private newSessionWithTimeout;
    newSessionRaw(params: NewSessionRequest): Promise<NewSessionResponse>;
    private newSessionRawTimeout;
    private isAuthError;
    private tryAuthenticate;
    private hasEnvVarsFor;
    setModel(sessionId: string, modelId: string): Promise<void>;
    setMode(sessionId: string, modeId: string): Promise<void>;
    setConfigOption(sessionId: string, configId: string, value: string): Promise<void>;
    prompt(sessionId: string, promptBlocks: ContentBlock[], onUpdate?: (notification: SessionNotification) => void, timeoutMs?: number): Promise<PromptResponse>;
    dispose(): Promise<void>;
    get isConnected(): boolean;
}
export { AcpProtocolError };