import { AxiosRequestConfig } from 'axios';
export interface ClientConfig {
    baseURL?: string;
    nodeIdentifier: string;
    /** Optional app identifier for app-specific backend rules */
    supaAppId?: string;
    /** Optional SDK version (sent as X-Supa-SDK header) */
    sdkVersion?: string;
    getAccessToken?: () => Promise<string | null>;
}
export declare class ApiClient {
    private client;
    private getAccessToken?;
    private nodeIdentifier;
    private supaAppId?;
    private sdkVersion?;
    constructor(config?: ClientConfig);
    get<T = any>(url: string, config?: AxiosRequestConfig): Promise<T>;
    post<T = any>(url: string, data?: any, config?: AxiosRequestConfig): Promise<T>;
    put<T = any>(url: string, data?: any, config?: AxiosRequestConfig): Promise<T>;
    delete<T = any>(url: string, config?: AxiosRequestConfig): Promise<T>;
    patch<T = any>(url: string, data?: any, config?: AxiosRequestConfig): Promise<T>;
    setAccessTokenGetter(getter: () => Promise<string | null>): void;
    getBaseURL(): string;
}
export declare function createApiClient(config?: ClientConfig): ApiClient;
export declare function getApiClient(): ApiClient;