/**
 * API Analyzer - Discovers and analyzes API patterns from network traffic
 */
import type { NetworkRequest, ApiPattern } from '../types/index.js';
export declare class ApiAnalyzer {
    /**
     * Analyze network requests to discover API patterns
     */
    analyzeRequests(requests: NetworkRequest[]): ApiPattern[];
    /**
     * Determine if a request is likely an API call
     */
    private isLikelyApiRequest;
    /**
     * Create an API pattern from a request
     */
    private createPattern;
    /**
     * Detect authentication type from request
     */
    private detectAuthType;
    /**
     * Extract authentication headers
     */
    private extractAuthHeaders;
    /**
     * Calculate confidence level for direct API access
     */
    private calculateConfidence;
    /**
     * Normalize endpoint URL to a pattern
     */
    private normalizeEndpoint;
    /**
     * Get human-readable reason for confidence level
     */
    private getConfidenceReason;
    /**
     * Analyze requests with tier-aware confidence degradation
     *
     * For non-Playwright tiers, we have less complete data and lower certainty,
     * so we apply confidence penalties.
     *
     * @param requests - Network requests (can be partial data from lightweight tier)
     * @param tier - The rendering tier that captured these requests
     * @returns API patterns with tier-adjusted confidence
     */
    analyzeRequestsWithTier(requests: NetworkRequest[], tier: 'playwright' | 'lightweight' | 'intelligence'): ApiPattern[];
    /**
     * Degrade confidence level based on tier
     *
     * Lightweight tier: Downgrade by 1 level
     * Intelligence tier: Downgrade by 2 levels (essentially skip)
     */
    private degradeConfidence;
    /**
     * Convert lightweight renderer network requests to full NetworkRequest type
     *
     * This bridges the gap between the lightweight renderer's simpler network tracking
     * and the full NetworkRequest interface expected by analyzeRequests.
     */
    static convertLightweightRequests(lightweightRequests: Array<{
        url: string;
        method: string;
        status?: number;
        contentType?: string;
        requestHeaders?: Record<string, string>;
        responseHeaders?: Record<string, string>;
        responseBody?: unknown;
        timestamp: number;
        duration?: number;
    }>): NetworkRequest[];
}
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