import { ChatOptions, LoadPreviousSessionResponse, SendMessageResponse } from '../types';
export interface SessionListItem {
    id: string;
    created_at: string;
}
export interface GetSessionsResponse {
    data: SessionListItem[];
}
export declare function getSessions(sessionId: string | null, options: ChatOptions): Promise<GetSessionsResponse>;
export declare function loadPreviousSession(sessionId: string, options: ChatOptions): Promise<LoadPreviousSessionResponse>;
export declare function loadOrCreateSession(sessionId: string | null, options: ChatOptions): Promise<LoadPreviousSessionResponse>;
export declare function newChat(options: ChatOptions): Promise<LoadPreviousSessionResponse>;
export declare function sendMessage(message: string, files: File[], sessionId: string, options: ChatOptions): Promise<SendMessageResponse>;
export interface StreamingEventHandlers {
    onBeginMessage: (nodeId: string, runIndex?: number) => void;
    onChunk: (chunk: string, nodeId?: string, runIndex?: number) => void;
    onToolCallText?: (chunk: string, nodeId?: string, runIndex?: number) => void;
    onToolCallEnd?: (nodeId?: string, runIndex?: number) => void;
    onEndMessage: (nodeId: string, runIndex?: number) => void;
    onTokenLimitError?: (errorContent: any, nodeId?: string, runIndex?: number) => void;
}
export declare function sendMessageStreaming(message: string, files: File[], sessionId: string, options: ChatOptions, handlers: StreamingEventHandlers, requestSessionId: string | null, currentSessionId: {
    value: string | null;
}): Promise<{
    hasReceivedChunks: boolean;
}>;