import type { ApiResponse, HttpDelegate, HttpMethod, HttpRequestOptions, StreamResponse } from './http.types';
/**
 * API manager: delegates HTTP requests to a pluggable implementation (fetch or axios).
 * Configure via setDelegate() before calling request(), get(), post(), postStream(), etc.
 */
export declare class ApiManager {
    private delegate;
    /** Sets the HTTP delegate (e.g. FetchApiDelegate or AxiosApiDelegate). Must be called before any request. */
    setDelegate(delegate: HttpDelegate): void;
    /** Clears the current delegate. */
    clear(): void;
    private ensureDelegate;
    /** Overload when caller expects ApiResponse<T>. */
    request<T extends ApiResponse<any>>(method: HttpMethod, url: string, options?: Omit<HttpRequestOptions, 'fullResponse'>): Promise<T>;
    request<T = any>(method: HttpMethod, url: string, options?: HttpRequestOptions): Promise<T>;
    /** GET request. */
    get<T extends ApiResponse<any>>(url: string, options?: Omit<HttpRequestOptions, 'fullResponse'>): Promise<T>;
    get<T = any>(url: string, options?: HttpRequestOptions): Promise<T>;
    /** POST request (body + optional options). */
    post<T extends ApiResponse<any>>(url: string, body: any, options?: Omit<HttpRequestOptions, 'fullResponse'>): Promise<T>;
    post<T = any>(url: string, body: any, options?: HttpRequestOptions): Promise<T>;
    /** PUT request. */
    put<T extends ApiResponse<any>>(url: string, body: any, options?: Omit<HttpRequestOptions, 'fullResponse'>): Promise<T>;
    put<T = any>(url: string, body: any, options?: HttpRequestOptions): Promise<T>;
    /** PATCH request. */
    patch<T extends ApiResponse<any>>(url: string, body: any, options?: Omit<HttpRequestOptions, 'fullResponse'>): Promise<T>;
    patch<T = any>(url: string, body: any, options?: HttpRequestOptions): Promise<T>;
    /** DELETE request. */
    delete<T extends ApiResponse<any>>(url: string, options?: Omit<HttpRequestOptions, 'fullResponse'>): Promise<T>;
    delete<T = any>(url: string, options?: HttpRequestOptions): Promise<T>;
    /** Performs a request and returns the response body as a stream (e.g. for SSE). */
    requestStream(method: HttpMethod, url: string, options?: HttpRequestOptions): Promise<StreamResponse>;
    /** POST request that returns the response body as a stream (e.g. for SSE). */
    postStream(url: string, body: any, options?: HttpRequestOptions): Promise<StreamResponse>;
}
export default ApiManager;