public async Task SaveData <T>(T data) where T : IDatabaseEntry
{
await StreamSemaphore.WaitAsync();
DatabaseStream.Position = 0;
var tempPath = Path.Combine(Path.GetTempPath(), "MatchRecorder");
var tempFilePath = Path.Combine(tempPath, SharedSettings.DatabaseFile);
if (!Directory.Exists(tempPath))
{
Directory.CreateDirectory(tempPath);
}
await CopyDatabaseTo(tempFilePath);
DatabaseStream.Position = 0;
var typeName = typeof(T).Name;
var jsonPath = $"{typeof( T ).Name}['{data.DatabaseIndex}']";
//jesus christ what a pain in the ass, seems like every bloody thing here closes the stream
//so this looks needlessly UGLY
using (var fileCopyStream = File.OpenRead(tempFilePath))
using (var streamReader = new StreamReader(fileCopyStream))
using (var reader = new JsonTextReader(streamReader))
using (var streamWriter = new StreamWriter(DatabaseStream, Encoding.UTF8, 1024, true))
using (var writer = new JsonTextWriter(streamWriter)
{
Formatting = Formatting.Indented,
CloseOutput = false
})
{
bool wroteData = false;
await writer.WriteStartObjectAsync();
//go through all the top properties, MatchData etc
if (!wroteData)
{
}
await writer.WriteEndObjectAsync();
DatabaseStream.SetLength(DatabaseStream.Position);
await writer.FlushAsync();
}
StreamSemaphore.Release();
}
public async Task <T> GetData <T>(string dataId = "") where T : IDatabaseEntry
{
if (string.IsNullOrEmpty(dataId))
{
dataId = typeof(T).Name;
}
await StreamSemaphore.WaitAsync();
T data = default;
DatabaseStream.Position = 0;
var jsonPath = $"{typeof( T ).Name}['{dataId}']";
using (var streamReader = new StreamReader(DatabaseStream, Encoding.UTF8, true, 1024, true))
using (JsonReader reader = new JsonTextReader(streamReader)
{
CloseInput = false,
})
{
while (await reader.ReadAsync())
{
if (reader.TokenType == JsonToken.StartObject && reader.Path.Equals(jsonPath, StringComparison.InvariantCultureIgnoreCase))
{
data = Serializer.Deserialize <T>(reader);
break;
}
if (data != null)
{
break;
}
}
}
StreamSemaphore.Release();
return(data);
}
