import type { SessionInfo, FullMessage, SessionSource } from "./types";
import type { DatabaseProvider } from "./providers/types";
import type { Database } from "./database";
export interface IndexerOptions {
    /** Override the DB path (useful for testing). Falls back to resolveDbPath(). */
    dbPath?: string;
    /** Override the OpenAI API key. Falls back to OPENAI_API_KEY env var. */
    openAiApiKey?: string;
    /** Override the embedding model. Falls back to text-embedding-3-large. */
    embeddingModel?: string;
    /** Path to the original transcript file. Stored in sessions_meta for re-indexing. */
    transcriptPath?: string;
}
/**
 * Incrementally indexes new messages from a session into the vector DB.
 *
 * Accepts either a DatabaseProvider (async, backend-agnostic) or a legacy
 * Database handle (sync, SQLite only). New callers should use DatabaseProvider.
 *
 * Only messages that have not been previously indexed are processed:
 *   - We store the last indexed message ID in sessions_meta.
 *   - On each call, we filter to messages that come AFTER that ID.
 *   - Each new message is converted to markdown, chunked, embedded and stored.
 */
export declare function indexNewMessages(db: Database | DatabaseProvider, session: SessionInfo, messages: FullMessage[], source?: SessionSource, options?: Pick<IndexerOptions, "openAiApiKey" | "embeddingModel" | "transcriptPath">): Promise<{
    indexed: number;
    skipped: number;
}>;
/**
 * Convenience wrapper that opens its own DB connection.
 * Used by the OpenCode indexer-cli and by tests.
 */
export declare function indexNewMessagesWithOptions(session: SessionInfo, messages: FullMessage[], source?: SessionSource, options?: IndexerOptions): Promise<{
    indexed: number;
    skipped: number;
}>;
/**
 * Re-indexes all messages in a session from scratch.
 * Useful for repairing a corrupted or stale index.
 */
export declare function reindexSession(session: SessionInfo, messages: FullMessage[], options?: IndexerOptions): Promise<{
    indexed: number;
}>;
/**
 * Convenience wrapper using DatabaseProvider.
 * Used by indexer CLIs that have already resolved their backend config.
 */
export declare function indexNewMessagesWithProvider(provider: DatabaseProvider, session: SessionInfo, messages: FullMessage[], source?: SessionSource, options?: Pick<IndexerOptions, "openAiApiKey" | "embeddingModel" | "transcriptPath">): Promise<{
    indexed: number;
    skipped: number;
}>;
/**
 * Re-indexes all messages in a session from scratch using DatabaseProvider.
 */
export declare function reindexSessionWithProvider(provider: DatabaseProvider, session: SessionInfo, messages: FullMessage[], options?: Pick<IndexerOptions, "openAiApiKey" | "embeddingModel" | "transcriptPath">): Promise<{
    indexed: number;
}>;
//# sourceMappingURL=indexer.d.ts.map