import pg from "pg";
import { TrackedTransaction } from "./types.js";
export declare class TransactionManager {
    private activeTransactions;
    private monitorInterval;
    private transactionTimeoutMs;
    private monitorIntervalMs;
    private monitorEnabled;
    constructor(transactionTimeoutMs?: number, monitorIntervalMs?: number, monitorEnabled?: boolean);
    /**
     * Add a new transaction to the manager
     */
    addTransaction(id: string, client: pg.PoolClient, sql: string): void;
    /**
     * Get a transaction by ID
     */
    getTransaction(id: string): TrackedTransaction | undefined;
    /**
     * Remove a transaction from the manager
     */
    removeTransaction(id: string): boolean;
    /**
     * Check if a transaction exists
     */
    hasTransaction(id: string): boolean;
    /**
     * Get count of active transactions
     */
    get transactionCount(): number;
    /**
     * Start the transaction monitor
     */
    startMonitor(): void;
    /**
     * Stop the transaction monitor
     */
    stopMonitor(): void;
    /**
     * Monitor for stuck transactions and roll them back
     */
    private checkStuckTransactions;
    /**
     * Clean up any pending transactions
     */
    cleanupTransactions(): Promise<void>;
}