/**
 * Schedule recovery module
 *
 * Recovers enabled schedules from the database on server startup
 * and registers them with the scheduler.
 */
import { CronScheduler } from './cron-scheduler.js';
import { ScheduleStore } from './schedule-store.js';
/**
 * Recovery result information
 */
export interface RecoveryResult {
    /** Number of schedules recovered */
    recovered: number;
    /** Number of schedules that failed to recover */
    failed: number;
    /** Details of recovered schedules */
    schedules: Array<{
        id: string;
        name: string;
        cronExpr: string;
        success: boolean;
        error?: string;
    }>;
}
/**
 * Recovery options
 */
export interface RecoveryOptions {
    /** Whether to log recovery progress */
    verbose?: boolean;
    /** Logger function (defaults to console.log) */
    logger?: (message: string) => void;
}
/**
 * Recover enabled schedules from the database and register with scheduler
 *
 * @param scheduler - The CronScheduler instance
 * @param store - The ScheduleStore instance
 * @param options - Recovery options
 * @returns Recovery result with details
 */
export declare function recoverSchedules(scheduler: CronScheduler, store: ScheduleStore, options?: RecoveryOptions): RecoveryResult;
/**
 * Sync scheduler state with database
 *
 * Updates next_run times in the database based on scheduler state.
 * Call this after recovery to ensure database reflects current scheduler state.
 *
 * @param scheduler - The CronScheduler instance
 * @param store - The ScheduleStore instance
 */
export declare function syncSchedulerState(scheduler: CronScheduler, store: ScheduleStore): void;
/**
 * Create a schedule store event handler that persists changes to database
 *
 * @param store - The ScheduleStore instance
 * @returns Event handler function for scheduler events
 */
export declare function createPersistenceHandler(store: ScheduleStore): {
    /**
     * Handle job started event
     */
    onJobStarted(jobId: string): string;
    /**
     * Handle job completed event
     */
    onJobCompleted(logId: string, success: boolean, output?: string, error?: string): void;
    /**
     * Handle job state change (enabled/disabled)
     */
    onJobStateChanged(jobId: string, enabled: boolean): void;
    /**
     * Handle next run time update
     */
    onNextRunUpdated(jobId: string, nextRun: Date | undefined): void;
};
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