public (PlayerData data, DataState state) Load()
{
try
{
if (!File.Exists(dataPath) || !File.Exists(hashPath))
{
return(null, DataState.notfound);
}
FileStream dataStream = new FileStream(dataPath, FileMode.Open);
PlayerData data = (PlayerData)binaryFromatter.Deserialize(dataStream);
string computeHash;
using (ACH1 hasher = new ACH1(ACH1.InitType.stream))
computeHash = BitConverter.ToString(hasher.ComputeHash(dataStream));
dataStream.Close();
string readHash;
using (BinaryReader reader = new BinaryReader(File.Open(hashPath, FileMode.Open)))
readHash = BitConverter.ToString(reader.ReadBytes(20));
if (readHash == computeHash)
{
return(data, DataState.ok);
}
else
{
Debug.LogError("Checksum invalid (is the checksum or save corrupted?) @GameplaySaveManager.cs PlayerData Load()");
return(null, DataState.corrupt);
}
} catch (FileNotFoundException ex)
{
Debug.LogError("Player data or checksum not found. @GameplaySaveManager.cs PlayerData Load()");
Debug.LogError(ex.ToString());
return(null, DataState.notfound);
}
catch (Exception ex)
{
Debug.LogError("Unable to load player data. @GameplaySaveManager.cs PlayerData Load()");
Debug.LogError(ex.ToString());
return(null, DataState.corrupt);
}
}
public void Save(PlayerData data, string dataPath, string hashPath)
{
try
{
if (File.Exists(dataPath))
{
File.Delete(dataPath);
}
if (File.Exists(hashPath))
{
File.Delete(hashPath);
}
FileStream dataStream = new FileStream(dataPath, FileMode.Create);
binaryFromatter.Serialize(dataStream, data);
using (ACH1 hasher = new ACH1(ACH1.InitType.stream))
using (BinaryWriter writer = new BinaryWriter(File.Open(hashPath, FileMode.Create)))
writer.Write(hasher.ComputeHash(dataStream));
dataStream.Close();
Debug.Log("Successfully saved @GameplaySaveManager.cs Save()");
} catch (Exception ex)
{
if (!secondAttempt)
{
Debug.LogError("Critical error! Could not save player data, making second attempt...");
secondAttempt = true;
Save(data, dataPath, hashPath);
return;
}
else
{
Debug.LogError("Critical error! Could not save player data. @GameplaySaveManager Save()");
// error popup lol
Debug.LogError(ex.ToString());
}
}
}
