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/effect.ts

@@ -0,0 +1,67 @@
+'use strict';
+import { ImporterBase } from '../common/base';
+import { chunksCacheBy2D } from '../common/utlis';
+import {basename, dirname} from "path";
+// @ts-ignore
+import { ensureDirSync } from "fs-extra";
+
+export class EffectImporter extends ImporterBase {
+    type: string = 'effect';
+
+    async import(main: any): Promise<boolean> {
+        let effect = this.readFileSync();
+        if (effect) {
+            effect = this._replaceKeyword(effect);
+            effect = this._replace(effect);
+        }
+        this._2dTo3dSource = effect;
+        this._3dMeta.ver = '1.3.7';
+        this._3dMeta.importer = "effect";
+        console.warn(Editor.I18n.t('plugin-import-2x.effect_tips', { name: basename(this.destFsPath), uuid: this._3dMeta.uuid }));
+        return true;
+    }
+
+    _replaceKeyword(effect: string) {
+        effect = effect.replace(/texture:/g, 'mainTexture:');
+        effect = effect.replace(/texture;/g, 'mainTexture;');
+        effect = effect.replace(/texture,/g, 'mainTexture,');
+        effect = effect.replace(/vs/g, 'unlit-vs');
+        effect = effect.replace(/fs/g, 'unlit-fs');
+        return effect;
+    }
+
+    _replace(effect: string): string {
+        const includes = effect.match(/#include +[<]([^>]+)[>]/g) || [];
+        for (const include of includes) {
+            const results = include.match(/(?<=#include <)(.*)(?=>)/g);
+            if (results && results[0]) {
+                const value = results[0] as string;
+                const info = chunksCacheBy2D.get(value);
+                if (info) {
+                    // this._writeChunksSync(info.from, info.to);
+                    effect = effect.replace(include, include);
+                }
+            }
+        }
+        return effect;
+    }
+
+    _writeChunksSync(from: string, to: string) {
+        const content = this.readFileSync(from);
+        if (content) {
+            const includes = content.match(/#include +[<]([^>]+)[>]/g) || [];
+            for (const include of includes) {
+                const results = include.match(/(?<=#include <)(.*)(?=>)/g);
+                if (results && results[0]) {
+                    const value = results[0] as string;
+                    const info = chunksCacheBy2D.get(value);
+                    if (info) {
+                        this._writeChunksSync(info.from, info.to);
+                    }
+                }
+            }
+            ensureDirSync(dirname(to));
+            this.writeFileSync(to, content);
+        }
+    }
+}