using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System.IO;
using UnityEditor;

public class IconRepetitionCheck : MonoBehaviour
{
    static string rootPath = Application.dataPath + "/ResourcesOut/Sprite";
    static string spriteRelativePath = "Assets/ResourcesOut/Sprite/";
    static Dictionary<long, List<string>> referenceResourceSizeAndNames = new Dictionary<long, List<string>>();

    [MenuItem("程序/Sprite/Sprite重复性检查")]
    public static void CheckRepetition()
    {
        referenceResourceSizeAndNames.Clear();
        var allFiles = new DirectoryInfo(rootPath).GetFiles("*.png", SearchOption.AllDirectories);
        for (int i = 0; i < allFiles.Length; i++)
        {
            var fileInfo = allFiles[i];
            var size = fileInfo.Length;
            var name = fileInfo.Name;

            List<string> names;
            if (referenceResourceSizeAndNames.ContainsKey(size))
            {
                names = referenceResourceSizeAndNames[size];
            }
            else
            {
                referenceResourceSizeAndNames[size] = names = new List<string>();
            }

            names.Add(name);
        }

        foreach (var names in referenceResourceSizeAndNames.Values)
        {
            if (names.Count > 1)
            {
                Debug.LogFormat("疑是重复图片资源，请检查：{0}", string.Join(";", names.ToArray()));
            }
        }
    }

}