Complete Cocos Creator port with level bundles, themes, and tooling.

Adds level prefabs, theme assets, audio, extensions, and deployment scripts for the Unity WebGL migration.

Co-authored-by: Cursor <cursoragent@cursor.com>

extensions/plugin-import-2x/creator/convertor/fbx.ts

@@ -0,0 +1,76 @@
+'use strict';
+import { ImporterBase } from '../common/base';
+import {
+    replaceFbxUuidMap,
+    getFBXSubMetaNewName,
+    isFbxMultKey,
+    importSubAssets, importProjectAssets,
+} from '../common/utlis';
+import {basename, extname} from "path";
+
+export class FbxImporter extends ImporterBase {
+    type: string = 'fbx';
+    async import(): Promise<boolean> {
+        if (!this._2dMeta) {
+            return true;
+        }
+        this._3dMeta.ver = '2.0.8';
+        this._3dMeta.importer = 'fbx';
+        this._3dMeta.userData.imageMetas = [];
+        this._3dMeta.userData.legacyFbxImporter = true;
+        this._3dMeta.userData.disableMeshSplit = true;
+        this._3dMeta.uuid = this._2dMeta.uuid;
+        const subMetas: any = [];
+        for (let key in this._2dMeta.subMetas) {
+            const subMeta2D = this._2dMeta.subMetas[key];
+            const isMult = isFbxMultKey(this._2dMeta.subMetas, key);
+            key = getFBXSubMetaNewName(this.destFsPath, key, isMult);
+            const name = ImporterBase.getNameByID(key);
+            const newUuid = `${this._2dMeta.uuid}@${name}`;
+            subMetas.push({
+                key: key,
+                name: name,
+                uuid: newUuid,
+            });
+            importSubAssets.set(subMeta2D.uuid, {
+                baseUuid: this._2dMeta.uuid,
+                uuid: newUuid,
+                meta: subMeta2D,
+            });
+        }
+
+        const metaContent = JSON.stringify(this._2dMeta.subMetas);
+        let uuids = metaContent.match(/(?<=uuid":")([a-zA-Z0-9-]+)(?=")/g) || [];
+        uuids = uuids.concat(metaContent.match(/(?<=__uuid__":")([a-zA-Z0-9-]+)(?=")/g) || []);
+        let useSprites: any[] = [];
+        for (let uuid of uuids) {
+            const asset = importProjectAssets.get(uuid);
+            const meta = asset && asset.meta;
+            if (meta && (meta.type === 'sprite' || meta.type === 'raw')) {
+                if (!useSprites.find(item => item && item.uuid === uuid)) {
+                    useSprites.push({
+                        uuid: uuid,
+                        name: basename(asset.basePath),
+                    });
+                }
+            }
+        }
+
+        if (useSprites.length > 0) {
+            let textureAssetsStr = '';
+            for (let useSprite of useSprites) {
+                textureAssetsStr += `${useSprite.name} {asset(${useSprite.uuid})}`;
+            }
+            console.warn(Editor.I18n.t('plugin-import-2x.fbx_tips', {
+                fbxName: basename(this.destFsPath) || '',
+                fbxUuid: this._3dMeta.uuid,
+                textureAssets: textureAssetsStr,
+            }));
+        }
+
+        if (subMetas.length > 0) {
+            replaceFbxUuidMap.set(this.destMetaFsPath, subMetas);
+        }
+        return true;
+    }
+}