/**
 * 存储模块 — 变更状态持久化
 *
 * 职责：
 *   1. 管理 changes/ specs/ archive/ 目录结构
 *   2. 读写变更状态（active/archived）
 *   3. 管理账本（ledger）文件
 *   4. 提供变更索引
 */
import type { PathsConfig } from '../config/config-schema.js';
export interface ChangeRecord {
    id: string;
    title: string;
    status: 'active' | 'archived';
    createdAt: string;
    updatedAt: string;
    schemaId: string;
    artifacts: Record<string, ArtifactRecord>;
}
export interface ArtifactRecord {
    id: string;
    status: 'pending' | 'in-progress' | 'done';
    outputPath: string;
    lastModified?: string;
}
export interface StoreConfig {
    projectRoot: string;
    paths: PathsConfig;
}
/**
 * 变更存储管理器
 */
export declare class ChangeStore {
    private changesDir;
    private archiveDir;
    private specsDir;
    private indexFile;
    constructor(config: StoreConfig);
    /**
     * 初始化存储目录
     */
    init(): void;
    /**
     * 创建新变更
     */
    createChange(id: string, title: string, schemaId: string): ChangeRecord;
    /**
     * 获取变更
     */
    getChange(id: string): ChangeRecord | null;
    /**
     * 列出所有活跃变更
     */
    listActiveChanges(): ChangeRecord[];
    /**
     * 列出所有已归档变更
     */
    listArchivedChanges(): ChangeRecord[];
    /**
     * 更新工件状态
     * @param outputPath 可选的输出路径；未提供时保留已有路径
     */
    updateArtifact(changeId: string, artifactId: string, status: ArtifactRecord['status'], outputPath?: string): void;
    /**
     * 归档变更
     */
    archiveChange(id: string): void;
    /**
     * 删除变更
     */
    deleteChange(id: string): void;
    /**
     * 获取变更目录路径
     */
    getChangeDir(id: string): string;
    private readIndex;
    private writeIndex;
    private copyDirRecursive;
}
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