/**
 * 会话管理器 - 基于 vibecli/mcp-context-manager.ts 的设计模式
 * 负责维护多轮对话状态、用户偏好和渐进式信息收集
 */
import type { SpecSpriteSession, ConversationTurn, ReadinessAnalysis, IntentAnalysisResult } from './types.js';
export declare class ConversationManager {
    private sessions;
    private readonly SESSION_TIMEOUT_MINUTES;
    private readonly MAX_CONVERSATION_TURNS;
    /**
     * 获取或创建会话
     */
    getOrCreateSession(sessionId?: string): SpecSpriteSession;
    /**
     * 记录用户输入并更新上下文
     */
    recordUserInput(session: SpecSpriteSession, userInput: string): ConversationTurn;
    /**
     * 记录助手响应
     */
    recordAssistantResponse(session: SpecSpriteSession, response: string, metadata?: any): ConversationTurn;
    /**
     * 更新累积上下文 - 基于意图分析结果
     */
    updateAccumulatedContext(session: SpecSpriteSession, intentAnalysis: IntentAnalysisResult): void;
    /**
     * 提取用户偏好 - 从对话中智能提取
     */
    extractUserPreferences(session: SpecSpriteSession, userInput: string): void;
    /**
     * 分析是否准备生成 PRD
     */
    analyzeReadiness(session: SpecSpriteSession): ReadinessAnalysis;
    /**
     * 生成智能澄清问题
     */
    generateClarificationQuestions(session: SpecSpriteSession): string[];
    /**
     * 获取会话摘要
     */
    getSessionSummary(sessionId: string): string | null;
    /**
     * 清理过期会话
     */
    cleanupExpiredSessions(): number;
    private createNewSession;
    private generateSessionId;
    private generateTurnId;
    private calculateReadinessScore;
    private assessInputQuality;
}
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