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

public static class SaveSystem
{
    public static bool IsHaveFile(string FilePath)
    {
        if (File.Exists(FilePath))
            return true;
        else
            return false;
    }
    public static void CreateFile(string FilePath, bool IfHaveFileIsCreate = false)
    {
        if (!File.Exists(FilePath))
        {
            File.CreateText(FilePath);
        }
    }

    public static void SaveDate(string fileName, object date)
    {
        var json = JsonUtility.ToJson(date);

        string path = Path.Combine(Application.persistentDataPath, fileName);

        if (!IsHaveFile(path))
        {
            //Debug.Log("文件不存在");
            CreateFile(path);
        }
        try
        {
            File.WriteAllText(path, json);
            Debug.Log("存档成功");
        }
        catch (Exception)
        {
            Debug.Log("存档创建失败");
            SaveDate(fileName,date);
        }
    }
    public static T LoadDate<T>(string fileName)
    {

        var path = Path.Combine(Application.persistentDataPath, fileName);

        if (IsHaveFile(path))
        {
            var json = File.ReadAllText(path);

            T date = JsonUtility.FromJson<T>(json);
            Debug.Log("读档成功}");
            return date;
        }
        return default;
    }
    public static void DeleteDate(string fileName)
    {
        var path = Path.Combine(Application.persistentDataPath, fileName);
        if (!IsHaveFile(path))
        {
            return;//不存在
        }
        File.Delete(path);
        Debug.Log("删除成功");
    }
}