/**
 * @fileoverview Client configuration types.
 * @module meteo-lt-sdk/client/config
 */
/**
 * Configuration options for the Meteo.lt client.
 */
export interface MeteoClientConfig {
    /**
     * Base URL for the API.
     * @default 'https://api.meteo.lt/v1/'
     */
    readonly baseUrl?: string;
    /**
     * Request timeout in milliseconds.
     * @default 30000
     */
    readonly timeout?: number;
    /**
     * Custom fetch implementation.
     * Useful for testing or custom environments.
     * @default globalThis.fetch
     */
    readonly fetch?: typeof globalThis.fetch;
    /**
     * Custom headers to include in all requests.
     */
    readonly headers?: Readonly<Record<string, string>>;
    /**
     * Enable automatic rate limiting.
     * When true, requests are queued to stay under the API limit (180 req/min).
     * Uses a global rate limiter shared across all MeteoClient instances.
     * @default false
     */
    readonly throttle?: boolean;
}
/**
 * Resolved configuration with all defaults applied.
 */
export interface ResolvedMeteoClientConfig {
    readonly baseUrl: string;
    readonly timeout: number;
    readonly fetch: typeof globalThis.fetch;
    readonly headers: Readonly<Record<string, string>>;
    readonly throttle: boolean;
}
/**
 * Default configuration values.
 */
export declare const DEFAULT_CONFIG: ResolvedMeteoClientConfig;
/**
 * Resolves partial config with defaults.
 * @param config - Partial configuration
 * @returns Fully resolved configuration
 */
export declare function resolveConfig(config?: MeteoClientConfig): ResolvedMeteoClientConfig;
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