import type { ISearchParams, ISearchResult, ChainPrefix, ChainType } from '../interfaces/agent.js';
export interface ICachedAgent {
    id: string;
    chain_prefix: string;
    chain_type: string;
    chain_id: string | null;
    raw_id: string;
    name: string;
    name_lower: string;
    description: string | null;
    image: string | null;
    owner: string;
    collection: string | null;
    metadata: string | null;
    endpoints: string | null;
    trust_tier: number | null;
    quality_score: number | null;
    total_feedbacks: number;
    average_score: number;
    created_at: number;
    updated_at: number;
    synced_at: number;
}
export interface ISyncState {
    source_id: string;
    chain_prefix: string;
    last_cursor: string | null;
    last_timestamp: number | null;
    total_agents: number | null;
    status: 'idle' | 'syncing' | 'error';
    error_message: string | null;
    updated_at: number;
}
export interface IChainRecord {
    prefix: string;
    chain_type: string;
    chain_id: string | null;
    display_name: string;
    rpc_url: string | null;
    indexer_url: string | null;
    is_default: boolean;
    priority: number;
}
export interface ICacheStats {
    total: number;
    byChain: Record<string, number>;
    dbSize: string;
    lastSync: Record<string, number | null>;
}
export interface IUpsertAgent {
    id: string;
    chainPrefix: ChainPrefix;
    chainType: ChainType;
    chainId?: string;
    rawId: string;
    name: string;
    description?: string;
    image?: string;
    owner: string;
    collection?: string;
    metadata?: Record<string, unknown>;
    endpoints?: unknown[];
    trustTier?: number;
    qualityScore?: number;
    totalFeedbacks?: number;
    averageScore?: number;
    createdAt: number;
    updatedAt: number;
}
export interface ISqliteStoreOptions {
    dbPath?: string;
    /** Memory-mapped I/O size in bytes (default: 256MB). Set lower for constrained environments. */
    mmapSize?: number;
    /** SQLite cache size. Negative = KB, positive = pages (default: -64000 = 64MB). */
    cacheSize?: number;
}
export declare class SqliteStore {
    private db;
    private readonly dbPath;
    private readonly mmapSize;
    private readonly cacheSize;
    constructor(options?: ISqliteStoreOptions | string);
    private initialize;
    upsertAgent(agent: IUpsertAgent): void;
    upsertAgentsBatch(agents: IUpsertAgent[]): void;
    getAgent(id: string): ICachedAgent | null;
    deleteAgent(id: string): boolean;
    searchByName(query: string, options?: {
        chainPrefix?: string;
        limit?: number;
        offset?: number;
    }): ISearchResult;
    searchAgents(params: ISearchParams): ISearchResult;
    getSyncState(sourceId: string): ISyncState | null;
    updateSyncState(sourceId: string, updates: Partial<Omit<ISyncState, 'source_id' | 'updated_at'>>): void;
    getChain(prefix: string): IChainRecord | null;
    getDefaultChain(): IChainRecord | null;
    getAllChains(): IChainRecord[];
    updateChain(prefix: string, updates: Partial<Omit<IChainRecord, 'prefix'>>): void;
    getStats(): ICacheStats;
    optimizeFts(): void;
    vacuum(): void;
    close(): void;
    private escapeFtsQuery;
    private formatBytes;
    private toAgentSummary;
}
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