import { _decorator, JsonAsset, resources } from "cc";
const { ccclass, property } = _decorator;

@ccclass("DataManager")
export class DataManager {
  /**
   * 从resources目录读取JSON文件
   * @param path 文件路径（不包含扩展名）
   */
  public static async loadJson<T>(path: string): Promise<T | null> {
    return new Promise((resolve) => {
      resources.load(path, JsonAsset, (err, asset) => {
        if (err) {
          console.error(`加载JSON文件失败: ${path}`, err);
          resolve(null);
          return;
        }
        resolve(asset.json as T);
      });
    });
  }
}