/**
 * AIRecallStrategy — 将 SignalCollector 的 AI 分析结果包装为 RecallStrategy 接口
 *
 * 读取 SignalCollector 的缓存快照中的 pendingSuggestions，
 * 转换为标准 RecommendationCandidate。
 *
 * 依赖 AI Provider，不可用时返回空数组。
 */
import type { RecallStrategy, RecommendationCandidate, RecommendationContext } from './types.js';
interface SignalCollectorLike {
    getSnapshot(): {
        pendingSuggestions?: Array<Record<string, unknown>>;
        lastAiSummary?: string;
    };
    getMode(): string;
}
export declare class AIRecallStrategy implements RecallStrategy {
    #private;
    readonly name = "ai";
    readonly type: "ai";
    constructor(signalCollector: SignalCollectorLike | null);
    recall(context: RecommendationContext): Promise<RecommendationCandidate[]>;
    isAvailable(context: RecommendationContext): boolean;
    /** 更新 SignalCollector 引用 (用于延迟注入) */
    setSignalCollector(sc: SignalCollectorLike): void;
}
export default AIRecallStrategy;