/**
 * Response-builder helpers extracted from index.ts.
 *
 * These pure(‑ish) functions build the text fragments that are appended to
 * MCP tool responses so the agent always has essential context (thread ID,
 * time, uptime, operating-mode reminders, etc.).
 */
import type { VoiceAnalysisResult } from "../integrations/openai/voice-emotion.js";
import type { ToolResult } from "../lib/types.js";
/** Tokenize text and strip stop words, returning up to 10 meaningful keywords. */
export declare function extractSearchKeywords(text: string): string;
/**
 * Build human-readable analysis tags from a VoiceAnalysisResult.
 * Fields that are null / undefined / empty are silently skipped.
 */
export declare function buildAnalysisTags(analysis: VoiceAnalysisResult | null): string[];
/**
 * Full reminders — only used for wait_for_instructions and start_session
 * responses where the agent needs the complete context for decision-making.
 *
 * @param threadId        Current Telegram thread ID (if any).
 * @param sessionStartedAt  Epoch ms when the current session started.
 * @param autonomousMode  Whether the agent is in autonomous orchestrator mode.
 */
export declare function getReminders(threadId: number | undefined, sessionStartedAt: number, autonomousMode: boolean): string;
/**
 * Medium context — lightweight reminder with thread ID, time, uptime,
 * and mode. Omits memory auto-injection, drive content, and template
 * overrides to keep the payload lean.
 *
 * Used for conversational-intent messages where full context is overkill.
 *
 * @param threadId          Current Telegram thread ID (if any).
 * @param sessionStartedAt  Epoch ms when the current session started.
 * @param autonomousMode    Whether the agent is in autonomous mode.
 */
export declare function getMediumReminder(threadId: number | undefined, sessionStartedAt: number, autonomousMode: boolean): string;
/**
 * Minimal context — appended to regular tool responses to avoid bloating
 * the conversation context. Only includes thread ID and timestamp.
 *
 * @param threadId          Current Telegram thread ID (if any).
 * @param sessionStartedAt  Epoch ms when the current session started.
 */
export declare function getShortReminder(threadId: number | undefined, sessionStartedAt: number): string;
/**
 * Build the standardised maintenance-mode response returned when a server
 * update is in progress.  The poll-loop handler uses
 * this, so it lives here to avoid duplication.
 *
 * @param effectiveThreadId  Current Telegram thread ID.
 * @param shortReminder      Pre-computed short reminder suffix.
 */
export declare function buildMaintenanceResponse(effectiveThreadId: number, shortReminder: string): ToolResult;
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