import { LoadMessagesResponse, SendMessagePayload, SendMessageResponse, AuthConfig } from '../types';
/**
 * Cria headers para requisições HTTP
 */
export declare const createHeaders: (sessionId: string, authConfig?: AuthConfig) => HeadersInit;
/**
 * Função genérica para fazer requisições HTTP
 */
export declare const fetchWithConfig: <T>(url: string, options: RequestInit) => Promise<T>;
/**
 * Carrega mensagens do backend
 */
export declare const loadMessages: (url: string, sessionId: string, authConfig?: AuthConfig) => Promise<LoadMessagesResponse>;
/**
 * Envia mensagem para o backend
 */
export declare const sendMessage: (url: string, payload: SendMessagePayload, authConfig?: AuthConfig) => Promise<SendMessageResponse>;
/**
 * Classe de gerenciamento de API (opcional, para casos mais complexos)
 */
export declare class ApiClient {
    private loadMessagesUrl;
    private sendMessageUrl;
    private authConfig?;
    constructor(loadMessagesUrl: string, sendMessageUrl: string, authConfig?: AuthConfig | undefined);
    loadMessages(sessionId: string): Promise<LoadMessagesResponse>;
    sendMessage(payload: SendMessagePayload): Promise<SendMessageResponse>;
    updateAuthConfig(authConfig: AuthConfig): void;
}
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