import { STACCollection, STACItem, STACItemCollection, STACSearchParams } from './types';
/**
 * Client for interacting with the Planetary Computer STAC API.
 * Provides methods for browsing collections, searching items, and fetching metadata.
 */
export declare class STACClient {
    private baseUrl;
    private abortController;
    /**
     * Creates a new STAC API client.
     *
     * @param baseUrl - Base URL for the STAC API.
     */
    constructor(baseUrl?: string);
    /**
     * Fetches all available collections.
     *
     * @returns Promise resolving to array of collections.
     */
    getCollections(): Promise<STACCollection[]>;
    /**
     * Fetches a single collection by ID.
     *
     * @param collectionId - Collection identifier.
     * @returns Promise resolving to collection metadata.
     */
    getCollection(collectionId: string): Promise<STACCollection>;
    /**
     * Searches for items matching the given parameters.
     *
     * @param params - Search parameters (bbox, datetime, collections, etc.).
     * @returns Promise resolving to array of matching items.
     */
    search(params: STACSearchParams): Promise<STACItem[]>;
    /**
     * Searches for items and returns the full response with context.
     *
     * @param params - Search parameters.
     * @returns Promise resolving to the full item collection response.
     */
    searchWithContext(params: STACSearchParams): Promise<STACItemCollection>;
    /**
     * Fetches items from a specific collection.
     *
     * @param collectionId - Collection identifier.
     * @param limit - Maximum number of items to return.
     * @returns Promise resolving to array of items.
     */
    getCollectionItems(collectionId: string, limit?: number): Promise<STACItem[]>;
    /**
     * Fetches a single item by collection and item ID.
     *
     * @param collectionId - Collection identifier.
     * @param itemId - Item identifier.
     * @returns Promise resolving to item metadata.
     */
    getItem(collectionId: string, itemId: string): Promise<STACItem>;
    /**
     * Cancels any pending requests.
     */
    cancelPending(): void;
    /**
     * Gets the base URL of the STAC API.
     *
     * @returns The base URL.
     */
    getBaseUrl(): string;
    /**
     * Internal fetch wrapper with error handling.
     *
     * @param path - API path.
     * @param options - Fetch options.
     * @returns Promise resolving to parsed JSON response.
     */
    private fetch;
}
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