import { type IncomingMessage, type ServerResponse } from 'node:http';
import { type RelayStats } from '@origintrail-official/dkg-core';
import type { DashboardDB } from './db.js';
import { type ChatMemoryManager } from './chat-memory.js';
import type { MetricsCollector } from './metrics-collector.js';
/**
 * Live relay-stats provider — wraps `DKGNode.getRelayStats()`. Returns
 * `null` when the node is not running a relay server (i.e. edge node)
 * so the route can respond 404. The `/api/relay/stats` route reads
 * this directly rather than going through the MetricsCollector path
 * because it needs the per-reservee detail array, which is too large
 * to persist in periodic snapshots.
 */
export type RelayStatsProvider = () => RelayStats | null;
export interface LlmSettingsCallbacks {
    getLlm: () => {
        apiKey?: string;
        model?: string;
        baseURL?: string;
    } | undefined;
    setLlm: (llm: {
        apiKey: string;
        model?: string;
        baseURL?: string;
    } | null) => Promise<void>;
}
export interface TelemetrySettingsCallbacks {
    getTelemetryEnabled: () => boolean;
    setTelemetryEnabled: (enabled: boolean) => Promise<{
        ok: boolean;
        error?: string;
    }>;
}
/**
 * Handles all /api/metrics, /api/operations, /api/node-log, /api/query-history,
 * /api/saved-queries, and /ui routes. Returns true if the request was handled.
 */
export declare function handleNodeUIRequest(req: IncomingMessage, res: ServerResponse, url: URL, db: DashboardDB, staticDir: string, _legacyRemovedArg?: unknown, metricsCollector?: MetricsCollector, authToken?: string, memoryManager?: ChatMemoryManager, llmSettings?: LlmSettingsCallbacks, telemetrySettings?: TelemetrySettingsCallbacks, corsOrigin?: string | null, relayStatsProvider?: RelayStatsProvider, 
/**
 * Called when a metric-serving route (/api/metrics[/history]) is actually
 * served here — i.e. after the daemon's rate-limit/admission/auth gates have
 * accepted the request. Lets the metrics collector treat the caller as a live
 * consumer without the daemon duplicating route knowledge. (#1066 Item 1)
 */
markMetricsConsumer?: () => void): Promise<boolean>;
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