GameIO.cs

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using System;
using System.Collections.Generic;
using System.IO;
using System.IO.Compression;
using System.Linq;
using Newtonsoft.Json;
using Newtonsoft.Json.Serialization;
using UnityEngine;
 
public class GameIO : EClass
{
    public static JsonSerializerSettings jsReadGame = new JsonSerializerSettings
    {
        NullValueHandling = NullValueHandling.Ignore,
        DefaultValueHandling = DefaultValueHandling.Ignore,
        PreserveReferencesHandling = PreserveReferencesHandling.Objects,
        TypeNameHandling = TypeNameHandling.Auto,
        Error = IO.OnError,
        SerializationBinder = GameSerializationBinder.Instance
    };
 
    public static JsonSerializerSettings jsWriteGame = new JsonSerializerSettings
    {
        NullValueHandling = NullValueHandling.Ignore,
        DefaultValueHandling = DefaultValueHandling.Ignore,
        PreserveReferencesHandling = PreserveReferencesHandling.Objects,
        TypeNameHandling = TypeNameHandling.Auto,
        ContractResolver = ShouldSerializeContractResolver.Instance,
        Error = IO.OnError
    };
 
    public static Formatting formatting = Formatting.Indented;
 
    public static string pathCurrentSave => (EClass.core.game.isCloud ? CorePath.RootSaveCloud : CorePath.RootSave) + Game.id + "/";
 
    public static string pathTemp => pathCurrentSave + "Temp/";
 
    public static int NumBackup => (int)MathF.Max(5f, EClass.core.config.game.numBackup);
 
    public static bool compressSave => EClass.core.config.test.compressSave;
 
    public static void Init()
    {
        JsonSerializerSettings jsonSerializerSettings = jsReadGame;
        jsonSerializerSettings.Error = (EventHandler<Newtonsoft.Json.Serialization.ErrorEventArgs>)Delegate.Combine(jsonSerializerSettings.Error, (EventHandler<Newtonsoft.Json.Serialization.ErrorEventArgs>)delegate(object sender, Newtonsoft.Json.Serialization.ErrorEventArgs args)
        {
            if (args.ErrorContext.Error.Message.Contains("UnknownTypePlaceholder"))
            {
                args.ErrorContext.Handled = true;
            }
        });
    }
 
    public static void ResetTemp()
    {
        DirectoryInfo directoryInfo = new DirectoryInfo(pathTemp);
        if (directoryInfo.Exists)
        {
            directoryInfo.Delete(recursive: true);
        }
        IO.CreateDirectory(pathTemp);
    }
 
    public static void ClearTemp()
    {
        DirectoryInfo directoryInfo = new DirectoryInfo(pathTemp);
        if (directoryInfo.Exists)
        {
            DirectoryInfo[] directories = directoryInfo.GetDirectories();
            for (int i = 0; i < directories.Length; i++)
            {
                directories[i].Delete(recursive: true);
            }
            FileInfo[] files = directoryInfo.GetFiles();
            for (int i = 0; i < files.Length; i++)
            {
                files[i].Delete();
            }
        }
    }
 
    public static GameIndex SaveGame()
    {
        string text = JsonConvert.SerializeObject(EClass.core.game, formatting, jsWriteGame);
        string path = pathCurrentSave + "game.txt";
        GameIndex gameIndex = new GameIndex().Create(EClass.core.game);
        gameIndex.id = Game.id;
        gameIndex.cloud = EClass.game.isCloud;
        IO.SaveFile(pathCurrentSave + "index.txt", gameIndex);
        if (compressSave)
        {
            IO.Compress(path, text);
        }
        else
        {
            File.WriteAllText(path, text);
        }
        DirectoryInfo[] directories = new DirectoryInfo(pathCurrentSave).GetDirectories();
        foreach (DirectoryInfo directoryInfo in directories)
        {
            if (int.TryParse(directoryInfo.Name, out var result) && !EClass.game.spatials.map.ContainsKey(result))
            {
                IO.DeleteDirectory(directoryInfo.FullName);
                Debug.Log("Deleting unused map:" + directoryInfo.FullName);
            }
        }
        ClearTemp();
        if (gameIndex.cloud)
        {
            PrepareSteamCloud(gameIndex.id);
        }
        return gameIndex;
    }
 
    public static void MakeBackup(GameIndex index, string suffix = "")
    {
        Debug.Log("Start backup:" + index.id);
        string id = index.id;
        bool cloud = index.cloud;
        IO.CreateDirectory(cloud ? CorePath.PathBackupCloud : CorePath.PathBackup);
        string text = (cloud ? CorePath.PathBackupCloud : CorePath.PathBackup) + id;
        IO.CreateDirectory(text);
        Debug.Log(text);
        List<DirectoryInfo> dirs = new DirectoryInfo(text).GetDirectories().ToList();
        dirs.ForeachReverse(delegate(DirectoryInfo i)
        {
            if (!int.TryParse(i.Name, out var _))
            {
                dirs.Remove(i);
            }
        });
        dirs.Sort((DirectoryInfo a, DirectoryInfo b) => int.Parse(a.Name) - int.Parse(b.Name));
        int count = dirs.Count;
        Debug.Log("Deleting excess backup:" + dirs.Count + "/" + NumBackup);
        if (count > NumBackup)
        {
            for (int j = 0; j < count - NumBackup; j++)
            {
                IO.DeleteDirectory(dirs[j].FullName);
            }
        }
        Debug.Log("Copying backup:");
        string newId = GetNewId(text + "/", "", (dirs.Count == 0) ? 1 : int.Parse(dirs.LastItem().Name));
        IO.CopyDir((cloud ? CorePath.RootSaveCloud : CorePath.RootSave) + id + "/", text + "/" + newId, (string s) => s == "Temp");
    }
 
    public static bool CanLoad(string root)
    {
        GameIndex gameIndex = IO.LoadFile<GameIndex>(root + "/index.txt");
        return EClass.core.version.IsSaveCompatible(gameIndex.version);
    }
 
    public static Game LoadGame(string id, string root, bool cloud)
    {
        Game.id = id;
        GameIndex gameIndex = IO.LoadFile<GameIndex>(root + "/index.txt");
        string path = root + "/game.txt";
        foreach (KeyValuePair<string, string> fallbackType in gameIndex.fallbackTypes)
        {
            ModUtil.fallbackTypes[fallbackType.Key] = fallbackType.Value;
        }
        if (cloud)
        {
            gameIndex.cloud = true;
            Debug.Log(TryLoadSteamCloud(root));
        }
        else if (!File.Exists(path))
        {
            Debug.Log(TryLoadSteamCloud(root));
        }
        return JsonConvert.DeserializeObject<Game>(IO.IsCompressed(path) ? IO.Decompress(path) : File.ReadAllText(path), jsReadGame);
    }
 
    public static void PrepareSteamCloud(string id, string path = "")
    {
        if (path.IsEmpty())
        {
            path = CorePath.RootSaveCloud + "/" + id;
        }
        Debug.Log("Prepareing Steam Cloud:" + id + ": " + path);
        string text = CorePath.RootSaveCloud + "/cloud.zip";
        string text2 = path + "/cloud.zip";
        try
        {
            if (File.Exists(text))
            {
                File.Delete(text);
            }
            if (File.Exists(text2))
            {
                File.Delete(text2);
            }
            ZipFile.CreateFromDirectory(path, text);
            if (File.Exists(text2))
            {
                File.Delete(text2);
            }
            File.Move(text, text2);
        }
        catch (Exception ex)
        {
            EClass.ui.Say(ex.Message);
        }
    }
 
    public static bool TryLoadSteamCloud(string pathSave)
    {
        Debug.Log("LoadGame using cloud save");
        string text = pathSave + "/cloud.zip";
        string text2 = CorePath.RootSaveCloud + "/cloud.zip";
        bool flag = false;
        try
        {
            if (!File.Exists(text))
            {
                EClass.ui.Say("Steam Cloud save not found:" + text);
                return true;
            }
            if (File.Exists(text2))
            {
                File.Delete(text2);
            }
            File.Move(text, text2);
            IO.DeleteDirectory(pathSave);
            flag = true;
            Directory.CreateDirectory(pathSave);
            ZipFile.ExtractToDirectory(text2, pathSave);
            if (File.Exists(text))
            {
                File.Delete(text);
            }
            File.Move(text2, text);
        }
        catch (Exception ex)
        {
            EClass.ui.Say(ex.Message);
            if (flag)
            {
                Debug.Log("Try restore backup:");
                if (Directory.Exists(pathSave))
                {
                    Directory.Delete(pathSave);
                }
                File.Move(text2, text);
                return true;
            }
            return false;
        }
        return true;
    }
 
    public static void UpdateGameIndex(GameIndex i)
    {
        IO.SaveFile(i.path + "/index.txt", i);
    }
 
    public static void SaveFile(string path, object obj)
    {
        IO.SaveFile(path, obj, compressSave, jsWriteGame);
    }
 
    public static T LoadFile<T>(string path) where T : new()
    {
        return IO.LoadFile<T>(path, compressSave, jsReadGame);
    }
 
    public static void DeleteGame(string id, bool cloud, bool deleteBackup = true)
    {
        string path = (cloud ? CorePath.RootSaveCloud : CorePath.RootSave) + id;
        if (!Directory.Exists(path))
        {
            return;
        }
        DirectoryInfo directoryInfo = new DirectoryInfo(path);
        if (directoryInfo.Exists)
        {
            directoryInfo.Delete(recursive: true);
        }
        if (deleteBackup)
        {
            directoryInfo = new DirectoryInfo((cloud ? CorePath.PathBackupCloud : CorePath.PathBackup) + id);
            if (directoryInfo.Exists)
            {
                directoryInfo.Delete(recursive: true);
            }
        }
    }
 
    public static List<GameIndex> GetGameList(string path, bool sortByName = false, bool includeEmptyFolder = false)
    {
        List<GameIndex> list = new List<GameIndex>();
        DirectoryInfo directoryInfo = new DirectoryInfo(path);
        if (!directoryInfo.Exists)
        {
            return list;
        }
        DirectoryInfo[] directories = directoryInfo.GetDirectories();
        foreach (DirectoryInfo directoryInfo2 in directories)
        {
            if (File.Exists(directoryInfo2?.ToString() + "/index.txt"))
            {
                try
                {
                    GameIndex gameIndex = IO.LoadFile<GameIndex>(directoryInfo2?.ToString() + "/index.txt");
                    gameIndex.id = directoryInfo2.Name;
                    gameIndex.path = directoryInfo2.FullName;
                    list.Add(gameIndex);
                }
                catch (Exception message)
                {
                    Debug.Log(message);
                    goto IL_0097;
                }
                continue;
            }
            goto IL_0097;
            IL_0097:
            if (includeEmptyFolder && Directory.Exists(CorePath.PathBackup + directoryInfo2.Name))
            {
                GameIndex gameIndex2 = new GameIndex();
                gameIndex2.id = directoryInfo2.Name;
                gameIndex2.path = directoryInfo2.FullName;
                gameIndex2.date = (gameIndex2.real = new Date());
                list.Add(gameIndex2);
            }
        }
        if (sortByName)
        {
            list.Sort(delegate(GameIndex a, GameIndex b)
            {
                int.TryParse(a.id, out var result);
                int.TryParse(b.id, out var result2);
                return result2 - result;
            });
        }
        else
        {
            list.Sort((GameIndex a, GameIndex b) => b.real.GetRawReal() - a.real.GetRawReal());
        }
        return list;
    }
 
    public static void DeleteEmptyGameFolders(string path)
    {
        DirectoryInfo[] directories = new DirectoryInfo(path).GetDirectories();
        foreach (DirectoryInfo directoryInfo in directories)
        {
            if (!File.Exists(directoryInfo?.ToString() + "/game.txt"))
            {
                directoryInfo.Delete(recursive: true);
            }
        }
    }
 
    public static string GetNewId(string path, string prefix = "", int start = 1)
    {
        string text = "";
        for (int i = start; i < 999999; i++)
        {
            text = prefix + i;
            if (!Directory.Exists(path + text))
            {
                break;
            }
        }
        return text;
    }
}