import Database from 'better-sqlite3';
/**
 * HIGH-004: NPC Memory Repository
 * Tracks relationships and conversation history between PCs and NPCs
 */
export type Familiarity = 'stranger' | 'acquaintance' | 'friend' | 'close_friend' | 'rival' | 'enemy';
export type Disposition = 'hostile' | 'unfriendly' | 'neutral' | 'friendly' | 'helpful';
export type Importance = 'low' | 'medium' | 'high' | 'critical';
export interface NpcRelationship {
    characterId: string;
    npcId: string;
    familiarity: Familiarity;
    disposition: Disposition;
    notes: string | null;
    firstMetAt: string;
    lastInteractionAt: string;
    interactionCount: number;
}
export interface ConversationMemory {
    id: number;
    characterId: string;
    npcId: string;
    summary: string;
    importance: Importance;
    topics: string[];
    createdAt: string;
}
export declare class NpcMemoryRepository {
    private db;
    constructor(db: Database.Database);
    /**
     * Get relationship between PC and NPC
     * Returns null if no relationship exists (they're strangers)
     */
    getRelationship(characterId: string, npcId: string): NpcRelationship | null;
    /**
     * Create or update relationship between PC and NPC
     */
    upsertRelationship(relationship: Omit<NpcRelationship, 'firstMetAt' | 'lastInteractionAt' | 'interactionCount'> & {
        firstMetAt?: string;
        lastInteractionAt?: string;
        interactionCount?: number;
    }): NpcRelationship;
    /**
     * Get all NPCs a character has interacted with
     */
    getCharacterRelationships(characterId: string): NpcRelationship[];
    /**
     * Get all characters who have interacted with an NPC
     */
    getNpcRelationships(npcId: string): NpcRelationship[];
    /**
     * Record a conversation memory
     */
    recordMemory(memory: Omit<ConversationMemory, 'id' | 'createdAt'>): ConversationMemory;
    /**
     * Get conversation history between PC and NPC
     */
    getConversationHistory(characterId: string, npcId: string, options?: {
        minImportance?: Importance;
        limit?: number;
    }): ConversationMemory[];
    /**
     * Get recent interactions across all NPCs for a character
     */
    getRecentInteractions(characterId: string, limit?: number): ConversationMemory[];
    /**
     * Search memories by topic
     */
    searchByTopic(characterId: string, topic: string): ConversationMemory[];
    private rowToRelationship;
    private rowToMemory;
}
//# sourceMappingURL=npc-memory.repo.d.ts.map