import type { Database } from "./schema.js";
import { type Episode } from "./episodes.js";
import { type SemanticNote } from "./semantic-notes.js";
import { getVoiceBaseline } from "./voice-sig.js";
export declare const MAX_BOOTSTRAP_CONVERSATION_CHARS = 100000;
export declare const MAX_MESSAGE_CONTENT_CHARS = 500;
export interface TopicEntry {
    topic: string;
    semanticCount: number;
    lastUpdated: string | null;
    avgConfidence: number;
    totalAccesses: number;
}
export interface MemoryStatus {
    totalEpisodes: number;
    unconsolidatedEpisodes: number;
    totalSemanticNotes: number;
    totalVoiceSignatures: number;
    lastConsolidation: string | null;
    topTopics: TopicEntry[];
    dbSizeBytes: number;
}
export interface BootstrapNarratives {
    half_year?: string;
    quarter?: string;
    month?: string;
    week?: string;
    day?: string;
}
export interface BootstrapContext {
    identityPrompt?: string;
    threadId: number;
    queryThreadId: number;
    memorySourceThreadId?: number;
    recentEpisodes: Episode[];
    guardrails: SemanticNote[];
    keyKnowledge: SemanticNote[];
    baseline: ReturnType<typeof getVoiceBaseline>;
    narratives: BootstrapNarratives | null;
}
export declare function getMemoryStatus(db: Database, threadId: number): MemoryStatus;
/**
 * Top topics, computed on demand over the active notes' keywords. This replaced
 * the stored meta_topic_index aggregate (dropped in migration 29): the stored
 * counters needed increment/decrement bookkeeping on every write, expiry and
 * restore path, drifted whenever a path bypassed them, and fed nothing but
 * this display. Aggregating a few thousand active notes takes milliseconds.
 */
export declare function getTopicIndex(db: Database): TopicEntry[];
export declare function getBootstrapContext(db: Database, threadId: number, memorySourceThreadId?: number): Promise<BootstrapContext>;
export declare function getCompactRefreshNotes(db: Database, threadId: number): SemanticNote[];
export declare function forgetMemory(db: Database, memoryId: string, _reason: string): {
    layer: string;
    deleted: boolean;
};
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