/**
 * Service configuration utilities
 * ✅ Utility functions to support telemetry middleware service
 * ✅ Replaces private methods in service classes
 */
import type { UnifiedHttpContext } from '@inh-lib/unified-route';
import type { InternalTelemetryMiddlewareConfig } from '../types/middleware.types';
import type { TelemetryOperationType, TelemetryLayerType } from '../types/telemetry.types';
import type { TelemetryMiddlewareConfig } from '../../services/telemetry-middleware.service';
/**
 * Create internal configuration from public config
 * ✅ Utility function (not private method)
 */
export declare function createInternalTelemetryConfig(config: TelemetryMiddlewareConfig): InternalTelemetryMiddlewareConfig;
/**
 * Extract status code from HTTP context
 * ✅ Utility function (not private method)
 */
export declare function extractTelemetryStatusCode(context: UnifiedHttpContext): number;
/**
 * System metrics labels creation utility
 * ✅ Utility function (not private method)
 */
export declare function createSystemMetricsLabels(serviceName: string): {
    service: string;
    instance: string;
};
/**
 * HTTP metrics labels creation utility
 * ✅ Utility function (not private method)
 */
export declare function createHttpMetricsLabels(method: string, route: string, statusCode: number): {
    method: string;
    route: string;
    status_code: string;
};
/**
 * Get operation metadata from span for debugging/inspection
 * ✅ Utility function (not private method)
 */
export declare function getOperationMetadataFromSpan(): {
    operationType: TelemetryOperationType;
    layer: TelemetryLayerType;
    operationName: string;
};