/**
 * SMI-860: GitHub API client with retry logic
 * SMI-1445: Added GitHub App authentication support
 */
import { SearchQuery, ImportedSkill } from './types.js';
import { getGitHubHeaders, getInstallationToken } from './github-auth.js';
export { getGitHubHeaders, getInstallationToken };
export interface RateLimitInfo {
    remaining: number;
    limit: number;
    resetTime: Date;
    used: number;
}
export interface RateLimitStatus {
    core: RateLimitInfo | null;
    search: RateLimitInfo | null;
}
/**
 * Display rate limit status from response headers (lightweight, no API call).
 */
export declare function displayRateLimitFromHeaders(response: Response, label?: string): void;
/**
 * Fetches a URL with exponential backoff retry logic.
 * Handles rate limiting (429) and server errors (5xx).
 *
 * @param url - The URL to fetch
 * @param options - Fetch options including headers
 * @returns The fetch Response
 * @throws Error after max retries exceeded
 */
export declare function fetchWithRetry(url: string, options?: RequestInit): Promise<Response>;
/**
 * Get current rate limit status from GitHub API.
 * Returns structured data for monitoring.
 */
export declare function getRateLimitStatus(): Promise<RateLimitStatus>;
/**
 * Initialize rate limit tracking at the start of an import.
 */
export declare function initRateLimitTracking(): Promise<void>;
/**
 * Display a summary of rate limit usage during the import session.
 */
export declare function displayRateLimitSummary(): Promise<void>;
/** Check and display GitHub rate limit status */
export declare function checkRateLimit(): Promise<void>;
/**
 * Fetches repositories from GitHub search API for a given query.
 * Handles pagination automatically up to GitHub's 1000 result limit.
 *
 * @param searchQuery - The search query configuration
 * @param startPage - Starting page for resume support
 * @param onProgress - Progress callback
 * @returns Array of imported skill metadata
 */
export declare function fetchGitHubSearch(searchQuery: SearchQuery, startPage?: number, onProgress?: (current: number, total: number) => void): Promise<ImportedSkill[]>;
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