b4e7ba2abd
* feat(editor): 添加 GitHub Discussions 社区论坛功能 * chore: 更新 pnpm-lock.yaml * chore: 删除测试图片 * refactor: 改用 Imgur 图床上传图片 * fix: 修复项目切换时运行时和系统重复初始化问题 * fix: 修复多个编辑器问题 * feat: 添加脚本编辑器配置和类型定义支持 * feat: 实现资产 .meta 文件自动生成功能
706 lines
21 KiB
TypeScript
706 lines
21 KiB
TypeScript
/**
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* Asset Registry Service
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* 资产注册表服务
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*
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* 负责扫描项目资产目录，为每个资产生成唯一GUID，
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* 并维护 GUID ↔ 路径 的映射关系。
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* 使用 .meta 文件持久化存储每个资产的 GUID。
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*
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* Responsible for scanning project asset directories,
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* generating unique GUIDs for each asset, and maintaining
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* GUID ↔ path mappings.
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* Uses .meta files to persistently store each asset's GUID.
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*/
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import { Core, createLogger } from '@esengine/ecs-framework';
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import { MessageHub } from './MessageHub';
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import {
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AssetMetaManager,
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IAssetMeta,
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IMetaFileSystem,
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inferAssetType
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} from '@esengine/asset-system-editor';
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import type { IFileSystem, FileEntry } from './IFileSystem';
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import { IFileSystemService } from './IFileSystem';
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// Logger for AssetRegistry using core's logger
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const logger = createLogger('AssetRegistry');
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/**
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* Asset GUID type (simplified, no dependency on asset-system)
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*/
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export type AssetGUID = string;
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/**
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* Asset type for registry (using different name to avoid conflict)
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*/
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export type AssetRegistryType = string;
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/**
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* Asset metadata (simplified)
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*/
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export interface IAssetRegistryMetadata {
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guid: AssetGUID;
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path: string;
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type: AssetRegistryType;
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name: string;
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size: number;
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hash: string;
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lastModified: number;
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}
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/**
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* Asset catalog entry for export
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*/
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export interface IAssetRegistryCatalogEntry {
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guid: AssetGUID;
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path: string;
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type: AssetRegistryType;
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size: number;
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hash: string;
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}
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/**
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* Asset file info from filesystem scan
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*/
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export interface AssetFileInfo {
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/** Absolute path to the file */
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absolutePath: string;
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/** Path relative to project root */
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relativePath: string;
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/** File name without extension */
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name: string;
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/** File extension (e.g., '.png', '.btree') */
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extension: string;
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/** File size in bytes */
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size: number;
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/** Last modified timestamp */
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lastModified: number;
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}
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/**
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* Asset registry manifest stored in project
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* 存储在项目中的资产注册表清单
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*/
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export interface AssetManifest {
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version: string;
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createdAt: number;
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updatedAt: number;
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assets: Record<string, AssetManifestEntry>;
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}
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/**
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* Single asset entry in manifest
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*/
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export interface AssetManifestEntry {
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guid: AssetGUID;
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relativePath: string;
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type: AssetRegistryType;
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hash?: string;
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}
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/**
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* Extension to asset type mapping
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*/
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const EXTENSION_TYPE_MAP: Record<string, AssetRegistryType> = {
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// Textures
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'.png': 'texture',
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'.jpg': 'texture',
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'.jpeg': 'texture',
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'.webp': 'texture',
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'.gif': 'texture',
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// Audio
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'.mp3': 'audio',
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'.ogg': 'audio',
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'.wav': 'audio',
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// Data
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'.json': 'json',
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'.txt': 'text',
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// Scripts
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'.ts': 'script',
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'.js': 'script',
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// Custom types
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'.btree': 'btree',
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'.ecs': 'scene',
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'.prefab': 'prefab',
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'.tmx': 'tilemap',
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'.tsx': 'tileset',
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};
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// 使用从 IFileSystem.ts 导入的标准接口
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// Using standard interface imported from IFileSystem.ts
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/**
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* Simple in-memory asset database
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*/
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class SimpleAssetDatabase {
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private readonly _metadata = new Map<AssetGUID, IAssetRegistryMetadata>();
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private readonly _pathToGuid = new Map<string, AssetGUID>();
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private readonly _typeToGuids = new Map<AssetRegistryType, Set<AssetGUID>>();
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addAsset(metadata: IAssetRegistryMetadata): void {
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const { guid, path, type } = metadata;
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this._metadata.set(guid, metadata);
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this._pathToGuid.set(path, guid);
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if (!this._typeToGuids.has(type)) {
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this._typeToGuids.set(type, new Set());
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}
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this._typeToGuids.get(type)!.add(guid);
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}
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removeAsset(guid: AssetGUID): void {
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const metadata = this._metadata.get(guid);
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if (!metadata) return;
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this._metadata.delete(guid);
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this._pathToGuid.delete(metadata.path);
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const typeSet = this._typeToGuids.get(metadata.type);
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if (typeSet) {
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typeSet.delete(guid);
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}
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}
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getMetadata(guid: AssetGUID): IAssetRegistryMetadata | undefined {
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return this._metadata.get(guid);
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}
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getMetadataByPath(path: string): IAssetRegistryMetadata | undefined {
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const guid = this._pathToGuid.get(path);
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return guid ? this._metadata.get(guid) : undefined;
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}
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findAssetsByType(type: AssetRegistryType): AssetGUID[] {
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const guids = this._typeToGuids.get(type);
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return guids ? Array.from(guids) : [];
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}
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exportToCatalog(): IAssetRegistryCatalogEntry[] {
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const entries: IAssetRegistryCatalogEntry[] = [];
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this._metadata.forEach((metadata) => {
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entries.push({
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guid: metadata.guid,
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path: metadata.path,
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type: metadata.type,
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size: metadata.size,
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hash: metadata.hash
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});
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});
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return entries;
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}
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getStatistics(): { totalAssets: number } {
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return { totalAssets: this._metadata.size };
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}
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clear(): void {
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this._metadata.clear();
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this._pathToGuid.clear();
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this._typeToGuids.clear();
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}
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}
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/**
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* Asset Registry Service
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*/
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export class AssetRegistryService {
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private _database: SimpleAssetDatabase;
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private _projectPath: string | null = null;
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private _manifest: AssetManifest | null = null;
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private _fileSystem: IFileSystem | null = null;
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private _messageHub: MessageHub | null = null;
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private _initialized = false;
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/** Asset meta manager for .meta file management */
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private _metaManager: AssetMetaManager;
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/** Manifest file name */
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static readonly MANIFEST_FILE = 'asset-manifest.json';
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/** Current manifest version */
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static readonly MANIFEST_VERSION = '1.0.0';
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constructor() {
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this._database = new SimpleAssetDatabase();
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this._metaManager = new AssetMetaManager();
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}
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/**
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* Get the AssetMetaManager instance
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* 获取 AssetMetaManager 实例
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*/
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get metaManager(): AssetMetaManager {
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return this._metaManager;
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}
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/**
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* Initialize the service
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*/
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async initialize(): Promise<void> {
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if (this._initialized) return;
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// Get file system service using the exported Symbol
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// 使用导出的 Symbol 获取文件系统服务
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this._fileSystem = Core.services.tryResolve(IFileSystemService) as IFileSystem | null;
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// Get message hub
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this._messageHub = Core.services.tryResolve(MessageHub) as MessageHub | null;
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// Subscribe to project events
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if (this._messageHub) {
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this._messageHub.subscribe('project:opened', this._onProjectOpened.bind(this));
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this._messageHub.subscribe('project:closed', this._onProjectClosed.bind(this));
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} else {
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logger.warn('MessageHub not available, cannot subscribe to project events');
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}
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this._initialized = true;
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}
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/**
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* Handle project opened event
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*/
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private async _onProjectOpened(data: { path: string }): Promise<void> {
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await this.loadProject(data.path);
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}
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/**
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* Handle project closed event
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*/
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private _onProjectClosed(): void {
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this.unloadProject();
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}
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/**
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* Load project and scan assets
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*/
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async loadProject(projectPath: string): Promise<void> {
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if (!this._fileSystem) {
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logger.warn('FileSystem service not available, skipping asset registry');
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return;
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}
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this._projectPath = projectPath;
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this._database.clear();
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this._metaManager.clear();
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// Setup MetaManager with file system adapter
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// 设置 MetaManager 的文件系统适配器
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const metaFs: IMetaFileSystem = {
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exists: (path: string) => this._fileSystem!.exists(path),
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readText: (path: string) => this._fileSystem!.readFile(path),
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writeText: (path: string, content: string) => this._fileSystem!.writeFile(path, content),
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delete: async (path: string) => {
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// Try to delete using deleteFile
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// 尝试使用 deleteFile 删除
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try {
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await this._fileSystem!.deleteFile(path);
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} catch {
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// Ignore delete errors
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}
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}
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};
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this._metaManager.setFileSystem(metaFs);
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// Try to load existing manifest (for backward compatibility)
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await this._loadManifest();
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// Scan assets directory (now uses .meta files)
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await this._scanAssetsDirectory();
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// Save updated manifest
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await this._saveManifest();
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logger.info(`Project assets loaded: ${this._database.getStatistics().totalAssets} assets`);
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// Publish event
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this._messageHub?.publish('assets:registry:loaded', {
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projectPath,
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assetCount: this._database.getStatistics().totalAssets
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});
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}
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/**
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* Unload current project
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*/
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unloadProject(): void {
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this._projectPath = null;
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this._manifest = null;
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this._database.clear();
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logger.info('Project assets unloaded');
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}
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/**
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* Load manifest from project
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*/
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private async _loadManifest(): Promise<void> {
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if (!this._fileSystem || !this._projectPath) return;
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const manifestPath = this._getManifestPath();
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try {
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const exists = await this._fileSystem.exists(manifestPath);
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if (exists) {
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const content = await this._fileSystem.readFile(manifestPath);
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this._manifest = JSON.parse(content);
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logger.debug('Loaded existing asset manifest');
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} else {
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this._manifest = this._createEmptyManifest();
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logger.debug('Created new asset manifest');
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}
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} catch (error) {
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logger.warn('Failed to load manifest, creating new one:', error);
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this._manifest = this._createEmptyManifest();
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}
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}
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/**
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* Save manifest to project
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*/
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private async _saveManifest(): Promise<void> {
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if (!this._fileSystem || !this._projectPath || !this._manifest) return;
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const manifestPath = this._getManifestPath();
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this._manifest.updatedAt = Date.now();
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try {
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const content = JSON.stringify(this._manifest, null, 2);
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await this._fileSystem.writeFile(manifestPath, content);
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logger.debug('Saved asset manifest');
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} catch (error) {
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logger.error('Failed to save manifest:', error);
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}
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}
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/**
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* Get manifest file path
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*/
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private _getManifestPath(): string {
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const sep = this._projectPath!.includes('\\') ? '\\' : '/';
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return `${this._projectPath}${sep}${AssetRegistryService.MANIFEST_FILE}`;
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}
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/**
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* Create empty manifest
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*/
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private _createEmptyManifest(): AssetManifest {
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return {
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version: AssetRegistryService.MANIFEST_VERSION,
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createdAt: Date.now(),
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updatedAt: Date.now(),
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assets: {}
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};
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}
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/**
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* Scan all project directories for assets
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* 扫描项目中所有目录的资产
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*/
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private async _scanAssetsDirectory(): Promise<void> {
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if (!this._fileSystem || !this._projectPath) return;
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const sep = this._projectPath.includes('\\') ? '\\' : '/';
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// 扫描多个目录：assets, scripts, scenes
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// Scan multiple directories: assets, scripts, scenes
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const directoriesToScan = [
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{ path: `${this._projectPath}${sep}assets`, name: 'assets' },
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{ path: `${this._projectPath}${sep}scripts`, name: 'scripts' },
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{ path: `${this._projectPath}${sep}scenes`, name: 'scenes' }
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];
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for (const dir of directoriesToScan) {
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try {
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const exists = await this._fileSystem.exists(dir.path);
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if (!exists) continue;
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await this._scanDirectory(dir.path, dir.name);
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} catch (error) {
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logger.error(`Failed to scan ${dir.name} directory:`, error);
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}
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}
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}
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/**
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* Recursively scan a directory
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* 递归扫描目录
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*/
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private async _scanDirectory(absolutePath: string, relativePath: string): Promise<void> {
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if (!this._fileSystem) return;
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try {
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// 使用标准 IFileSystem.listDirectory
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// Use standard IFileSystem.listDirectory
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const entries: FileEntry[] = await this._fileSystem.listDirectory(absolutePath);
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const sep = absolutePath.includes('\\') ? '\\' : '/';
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for (const entry of entries) {
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const entryAbsPath = entry.path || `${absolutePath}${sep}${entry.name}`;
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const entryRelPath = `${relativePath}/${entry.name}`;
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try {
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if (entry.isDirectory) {
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// Recursively scan subdirectory
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await this._scanDirectory(entryAbsPath, entryRelPath);
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} else {
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// Register file as asset with size from entry
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await this._registerAssetFile(entryAbsPath, entryRelPath, entry.size, entry.modified);
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}
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} catch (error) {
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logger.warn(`Failed to process entry ${entry.name}:`, error);
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}
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}
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} catch (error) {
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logger.warn(`Failed to read directory ${absolutePath}:`, error);
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}
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}
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/**
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* Register a single asset file
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* 注册单个资产文件
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*
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* @param absolutePath - 绝对路径 | Absolute path
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* @param relativePath - 相对路径 | Relative path
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* @param size - 文件大小（可选）| File size (optional)
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* @param modified - 修改时间（可选）| Modified time (optional)
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*/
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private async _registerAssetFile(
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absolutePath: string,
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relativePath: string,
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size?: number,
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modified?: Date
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): Promise<void> {
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if (!this._fileSystem || !this._manifest) return;
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// Skip .meta files
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if (relativePath.endsWith('.meta')) return;
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// Get file extension
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const lastDot = relativePath.lastIndexOf('.');
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if (lastDot === -1) return; // Skip files without extension
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const extension = relativePath.substring(lastDot).toLowerCase();
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const assetType = EXTENSION_TYPE_MAP[extension] || inferAssetType(relativePath);
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// Skip unknown file types
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if (!assetType || assetType === 'binary') return;
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// Use provided size/modified or default values
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const fileSize = size ?? 0;
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const fileMtime = modified ? modified.getTime() : Date.now();
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// Use MetaManager to get or create meta (with .meta file)
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let meta: IAssetMeta;
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try {
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logger.debug(`Creating/loading meta for: ${relativePath}`);
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meta = await this._metaManager.getOrCreateMeta(absolutePath);
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logger.debug(`Meta created/loaded for ${relativePath}: guid=${meta.guid}`);
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} catch (e) {
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logger.warn(`Failed to get meta for ${relativePath}:`, e);
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return;
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}
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const guid = meta.guid;
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// Update manifest for backward compatibility
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if (!this._manifest.assets[relativePath]) {
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this._manifest.assets[relativePath] = {
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guid,
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relativePath,
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type: assetType
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};
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}
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// Get file name
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const lastSlash = relativePath.lastIndexOf('/');
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const fileName = lastSlash >= 0 ? relativePath.substring(lastSlash + 1) : relativePath;
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const name = fileName.substring(0, fileName.lastIndexOf('.'));
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// Create metadata
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const metadata: IAssetRegistryMetadata = {
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guid,
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path: relativePath,
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type: assetType,
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name,
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size: fileSize,
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hash: '', // Could compute hash if needed
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lastModified: fileMtime
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};
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// Register in database
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this._database.addAsset(metadata);
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}
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/**
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* Generate a unique GUID
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*/
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private _generateGUID(): AssetGUID {
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// Simple UUID v4 generation
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return 'xxxxxxxx-xxxx-4xxx-yxxx-xxxxxxxxxxxx'.replace(/[xy]/g, (c) => {
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const r = (Math.random() * 16) | 0;
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const v = c === 'x' ? r : (r & 0x3) | 0x8;
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return v.toString(16);
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});
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}
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// ==================== Public API ====================
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/**
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* Get asset metadata by GUID
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*/
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getAsset(guid: AssetGUID): IAssetRegistryMetadata | undefined {
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return this._database.getMetadata(guid);
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}
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/**
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* Get asset metadata by relative path
|
||
*/
|
||
getAssetByPath(relativePath: string): IAssetRegistryMetadata | undefined {
|
||
return this._database.getMetadataByPath(relativePath);
|
||
}
|
||
|
||
/**
|
||
* Get GUID for a relative path
|
||
*/
|
||
getGuidByPath(relativePath: string): AssetGUID | undefined {
|
||
const metadata = this._database.getMetadataByPath(relativePath);
|
||
return metadata?.guid;
|
||
}
|
||
|
||
/**
|
||
* Get relative path for a GUID
|
||
*/
|
||
getPathByGuid(guid: AssetGUID): string | undefined {
|
||
const metadata = this._database.getMetadata(guid);
|
||
return metadata?.path;
|
||
}
|
||
|
||
/**
|
||
* Convert absolute path to relative path
|
||
*/
|
||
absoluteToRelative(absolutePath: string): string | null {
|
||
if (!this._projectPath) return null;
|
||
|
||
const normalizedAbs = absolutePath.replace(/\\/g, '/');
|
||
const normalizedProject = this._projectPath.replace(/\\/g, '/');
|
||
|
||
if (normalizedAbs.startsWith(normalizedProject)) {
|
||
return normalizedAbs.substring(normalizedProject.length + 1);
|
||
}
|
||
|
||
return null;
|
||
}
|
||
|
||
/**
|
||
* Convert relative path to absolute path
|
||
*/
|
||
relativeToAbsolute(relativePath: string): string | null {
|
||
if (!this._projectPath) return null;
|
||
|
||
const sep = this._projectPath.includes('\\') ? '\\' : '/';
|
||
return `${this._projectPath}${sep}${relativePath.replace(/\//g, sep)}`;
|
||
}
|
||
|
||
/**
|
||
* Find assets by type
|
||
*/
|
||
findAssetsByType(type: AssetRegistryType): IAssetRegistryMetadata[] {
|
||
const guids = this._database.findAssetsByType(type);
|
||
return guids
|
||
.map(guid => this._database.getMetadata(guid))
|
||
.filter((m): m is IAssetRegistryMetadata => m !== undefined);
|
||
}
|
||
|
||
/**
|
||
* Get all registered assets
|
||
*/
|
||
getAllAssets(): IAssetRegistryMetadata[] {
|
||
const entries = this._database.exportToCatalog();
|
||
return entries.map(entry => this._database.getMetadata(entry.guid))
|
||
.filter((m): m is IAssetRegistryMetadata => m !== undefined);
|
||
}
|
||
|
||
/**
|
||
* Export catalog for runtime use
|
||
* 导出运行时使用的资产目录
|
||
*/
|
||
exportCatalog(): IAssetRegistryCatalogEntry[] {
|
||
return this._database.exportToCatalog();
|
||
}
|
||
|
||
/**
|
||
* Export catalog as JSON string
|
||
*/
|
||
exportCatalogJSON(): string {
|
||
const entries = this._database.exportToCatalog();
|
||
const catalog = {
|
||
version: '1.0.0',
|
||
createdAt: Date.now(),
|
||
entries: Object.fromEntries(entries.map(e => [e.guid, e]))
|
||
};
|
||
return JSON.stringify(catalog, null, 2);
|
||
}
|
||
|
||
/**
|
||
* Register a new asset (e.g., when a file is created)
|
||
*/
|
||
async registerAsset(absolutePath: string): Promise<AssetGUID | null> {
|
||
const relativePath = this.absoluteToRelative(absolutePath);
|
||
if (!relativePath) return null;
|
||
|
||
await this._registerAssetFile(absolutePath, relativePath);
|
||
await this._saveManifest();
|
||
|
||
const metadata = this._database.getMetadataByPath(relativePath);
|
||
return metadata?.guid ?? null;
|
||
}
|
||
|
||
/**
|
||
* Unregister an asset (e.g., when a file is deleted)
|
||
*/
|
||
async unregisterAsset(absolutePath: string): Promise<void> {
|
||
const relativePath = this.absoluteToRelative(absolutePath);
|
||
if (!relativePath || !this._manifest) return;
|
||
|
||
const metadata = this._database.getMetadataByPath(relativePath);
|
||
if (metadata) {
|
||
this._database.removeAsset(metadata.guid);
|
||
delete this._manifest.assets[relativePath];
|
||
await this._saveManifest();
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Refresh a single asset (e.g., when file is modified)
|
||
*/
|
||
async refreshAsset(absolutePath: string): Promise<void> {
|
||
const relativePath = this.absoluteToRelative(absolutePath);
|
||
if (!relativePath) return;
|
||
|
||
// Re-register the asset
|
||
await this._registerAssetFile(absolutePath, relativePath);
|
||
await this._saveManifest();
|
||
}
|
||
|
||
/**
|
||
* Get database statistics
|
||
*/
|
||
getStatistics() {
|
||
return this._database.getStatistics();
|
||
}
|
||
|
||
/**
|
||
* Check if service is ready
|
||
*/
|
||
get isReady(): boolean {
|
||
return this._initialized && this._projectPath !== null;
|
||
}
|
||
|
||
/**
|
||
* Get current project path
|
||
*/
|
||
get projectPath(): string | null {
|
||
return this._projectPath;
|
||
}
|
||
}
|