/**
 * Workflow Run Store implementations
 *
 * Features:
 * - In-memory store for development/testing
 * - File-based store for persistence
 * - Query filtering and pagination
 * - Statistics aggregation
 */
import type { RunStore, WorkflowRun, WorkflowRunFilters, WorkflowRunStats } from '@cogitator-ai/types';
/**
 * In-memory run store for development and testing
 */
export declare class InMemoryRunStore implements RunStore {
    private runs;
    save(run: WorkflowRun): Promise<void>;
    get(id: string): Promise<WorkflowRun | null>;
    list(filters?: WorkflowRunFilters): Promise<WorkflowRun[]>;
    count(filters?: WorkflowRunFilters): Promise<number>;
    update(id: string, updates: Partial<WorkflowRun>): Promise<void>;
    delete(id: string): Promise<void>;
    getStats(workflowName?: string): Promise<WorkflowRunStats>;
    cleanup(olderThan: number): Promise<number>;
    private applyFilters;
    private calculateStats;
    private isTerminal;
    /**
     * Clear all data (for testing)
     */
    clear(): void;
    /**
     * Get all runs (for debugging)
     */
    getAll(): WorkflowRun[];
}
/**
 * File-based run store for persistence
 */
export declare class FileRunStore implements RunStore {
    private readonly directory;
    private cache;
    private cacheExpiry;
    private readonly cacheTTL;
    constructor(options: {
        directory: string;
        cacheTTL?: number;
    });
    private getRunPath;
    private isCacheValid;
    save(run: WorkflowRun): Promise<void>;
    get(id: string): Promise<WorkflowRun | null>;
    list(filters?: WorkflowRunFilters): Promise<WorkflowRun[]>;
    count(filters?: WorkflowRunFilters): Promise<number>;
    update(id: string, updates: Partial<WorkflowRun>): Promise<void>;
    delete(id: string): Promise<void>;
    getStats(workflowName?: string): Promise<WorkflowRunStats>;
    cleanup(olderThan: number): Promise<number>;
    private loadAllRuns;
    private applyFilters;
    private calculateStats;
    private isTerminal;
    /**
     * Clear cache
     */
    clearCache(): void;
}
/**
 * Create an in-memory run store
 */
export declare function createInMemoryRunStore(): InMemoryRunStore;
/**
 * Create a file-based run store
 */
export declare function createFileRunStore(options: {
    directory: string;
    cacheTTL?: number;
}): FileRunStore;
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