/// <summary>
/// Checks if the save file exists.
/// If not, creates it.
/// </summary>
public static void DoCheckFileAndCreate()
{
if (!File.Exists(savepath))
{
FileStream fileStream = File.Create(savepath);
BinaryFormatter binaryFormatter = new BinaryFormatter();
SaveBlobV2 blob = new SaveBlobV2();
blob.InitEmpty();
binaryFormatter.Serialize(fileStream, blob);
fileStream.Close();
}
}
/// <summary>
/// checks contents of the save file,
/// updates the save file format if old version detected,
/// returns save data after operations
/// </summary>
/// <returns></returns>
public static SaveBlobV2 DoCheckVersionAndRectify()
{
if (!File.Exists(savepath))
{
throw new FileNotFoundException("save file is supposed to exist");
}
SaveBlobV2 returnBlob;
FileStream fileStream = File.Open(savepath, FileMode.Open);
BinaryFormatter binaryFormatter = new BinaryFormatter();
// object saveObject = binaryFormatter.Deserialize(fileStream);
try
{
SaveBlobV2 blob = (SaveBlobV2)binaryFormatter.Deserialize(fileStream);
fileStream.Close();
if (blob.version != Constants.SAVE_VER)
{
// * the save file has wrong version
returnBlob = new SaveBlobV2();
returnBlob.InitEmpty();
for (int _ = 0; _ < Math.Min(blob.NormalTimes.Length, Constants.CHECKPOINT_COUNT); _++)
{
returnBlob.NormalTimes[_] = blob.NormalTimes[_];
returnBlob.NormalCollectibles[_] = blob.NormalCollectibles[_];
}
for (int _ = 0; _ < Math.Min(blob.MadnessTimes.Length, Constants.MADNESS_LEVEL_COUNT); _++)
{
returnBlob.MadnessTimes[_] = blob.MadnessTimes[_];
returnBlob.MadnessCollectibles[_] = blob.MadnessCollectibles[_];
}
}
else
{
returnBlob = blob;
}
}
catch (SerializationException)
{
// * the file does not contain a saveblobV2
try
{
SaveBlob blob = (SaveBlob)binaryFormatter.Deserialize(fileStream);
fileStream.Close();
returnBlob = new SaveBlobV2();
returnBlob.InitEmpty();
for (int _ = 0; _ < Math.Min(blob.SaveTimes.Length, Constants.CHECKPOINT_COUNT); _++)
{
returnBlob.NormalTimes[_] = blob.SaveTimes[_];
returnBlob.NormalCollectibles[_] = blob.SaveCollectibles[_];
}
}
catch (SerializationException)
{
// * the file does not coontain a saveblob(V1) either
returnBlob = new SaveBlobV2();
returnBlob.InitEmpty();
}
}
fileStream.Close();
fileStream = File.Create(savepath);
binaryFormatter.Serialize(fileStream, returnBlob);
fileStream.Close();
return(returnBlob);
}