using System.IO;
using System.Text;
using UnityEngine;

public partial class GameData
{
    public struct SaveDiagnostics
    {
        public string LastSaveFile;
        public string LastSaveDeviceID;
        public string LastSaveAppVersion;
        public string SaveDir;
        public string SaveFile;
        public bool IsDirWritable;
        public PersistError PersistError;

        public bool IsOk()
        {
            if (LastSaveFile != string.Empty && PersistError != 0)
                return false;

            return IsDirWritable;
        }

        public override string ToString()
        {
            var builder = new StringBuilder();
            
            builder.Append($"last version: {LastSaveAppVersion}, ");
            builder.Append($"file: {SaveFile}, ");
            builder.Append($"exists: {File.Exists(SaveFile)}, ");
            builder.Append($"dir writable: {IsDirWritable}, ");
            builder.Append($"last file: {LastSaveFile}, ");
            builder.Append($"persist.error: {PersistError}, ");
            builder.Append($"device ids: {LastSaveDeviceID} vs {SystemInfo.deviceUniqueIdentifier}.");

            return builder.ToString();
        }
    }
}