using UnityEngine;
using NativeFileBrowser;
using System.Collections.Generic;
using System.Linq;
using System.IO;
using ToneTuneToolkit.Common;

public class ImageLoader : SingletonMaster<ImageLoader>
{
  /// <summary>
  /// 弹窗获取图片路径
  /// </summary>
  /// <returns>图片路径</returns>
  public static string GetImagePath()
  {
    string title = "Select Image";
    ExtensionFilter[] extensions = new ExtensionFilter[]
    {
      new ExtensionFilter("Image Files", "png", "jpg", "jpeg"),
      new ExtensionFilter("JPG ", "jpg", "jpeg"),
      new ExtensionFilter("PNG ", "png"),
    };

    // 标题、类型筛选器、是否允许选择多个文件
    List<string> paths = StandaloneFileBrowser.OpenFilePanel(title, extensions, false).ToList();

    if (paths.Count == 0)
    {
      return null;
    }
    // Debug.Log(paths[0]);
    return paths[0];
  }



  /// <summary>
  /// 获取图片
  /// </summary>
  /// <param name="path"></param>
  /// <returns></returns>
  public static Texture2D GetImageTexture(string path)
  {
    if (!File.Exists(path))
    {
      return null;
    }

    byte[] bytes = File.ReadAllBytes(path);
    Texture2D texture2D = new Texture2D(2, 2);
    texture2D.LoadImage(bytes);
    texture2D.Apply();
    return texture2D;
  }
}