private ForkRawData GetFork(int id)
{
if (id == 0)
{
throw new ArgumentNullException(nameof(id));
}
var forkData = KeyValueStore.Get(KeyValueStore.DefaultType, KeyGenerator.GenerateForkKey(AppId, id), null);
if (forkData == null)
{
throw new ArgumentException($"Fork id:{id} doesn't reference actual fork");
}
return(ProtoBufSerializerHelper.Deserialize <ForkRawData>(forkData));
}
private void InitForksDict()
{
var rawForks = new Dictionary <int, ForkRawData>();
var forkIds = (List <int>)BinarySerializerHelper.DeserializeObject(Store.Get(Store.DefaultType, KeyGenerator.GenerateForksKey(AppId), null));
foreach (var forkId in forkIds)
{
rawForks[forkId] = ProtoBufSerializerHelper.Deserialize <ForkRawData>(Store.Get(Store.DefaultType, KeyGenerator.GenerateForkKey(AppId, forkId), null));
_forksTimeStamps[forkId] = (DateTime)BinarySerializerHelper.DeserializeObject(Store.Get(Store.DefaultType, KeyGenerator.GenerateForkTimeStampKey(AppId, forkId), null));
}
var masterForks = rawForks.Where(x => x.Value.ParentId == 0).Select(x => x.Key).ToArray();
foreach (var masterFork in masterForks)
{
CreateFork(rawForks, masterFork);
}
}
private void UpdateForks()
{
var changedForkIds = new HashSet <int>();
var updatedForkIds = (List <int>)BinarySerializerHelper.DeserializeObject(Store.Get(Store.DefaultType, KeyGenerator.GenerateForksKey(AppId), null));
var newForkIds = updatedForkIds.Except(_forks.Keys);
foreach (var newForkId in newForkIds)
{
var bytesNewRawFork = Store.Get(Store.DefaultType, KeyGenerator.GenerateForkKey(AppId, newForkId), null);
if (bytesNewRawFork == null)
{
continue;
}
var newRawFork = ProtoBufSerializerHelper.Deserialize <ForkRawData>(bytesNewRawFork);
var bytesNewForkTimeStamp = Store.Get(Store.DefaultType, KeyGenerator.GenerateForkTimeStampKey(AppId, newForkId), null);
if (bytesNewForkTimeStamp == null)
{
continue;
}
var newForkTimeStamp = (DateTime)BinarySerializerHelper.DeserializeObject(bytesNewForkTimeStamp);
var parentFork = newRawFork.ParentId == 0 ? null : _forks[newRawFork.ParentId];
var newFork = new Fork
{
Id = newForkId,
Name = newRawFork.Name,
Description = newRawFork.Description,
IsInGracePeriod = newRawFork.IsInGracePeriod,
Parent = parentFork
};
if (parentFork != null)
{
parentFork.Children.Add(newFork);
changedForkIds.Add(parentFork.Id);
}
_forks[newForkId] = newFork;
_forksTimeStamps[newForkId] = newForkTimeStamp;
}
var toDel = _forks.Keys.Except(updatedForkIds).ToList();
foreach (var toDelFork in toDel)
{
_forks.Remove(toDelFork);
_forksTimeStamps.Remove(toDelFork);
}
foreach (var forkId in _forks.Keys.ToList())
{
var newTimeStamp = (DateTime)BinarySerializerHelper.DeserializeObject(Store.Get(Store.DefaultType, KeyGenerator.GenerateForkTimeStampKey(AppId, forkId), null));
var _currentForkTimeStamp = _forksTimeStamps[forkId];
if (newTimeStamp > _currentForkTimeStamp)
{
var rawFork = ProtoBufSerializerHelper.Deserialize <ForkRawData>(Store.Get(Store.DefaultType, KeyGenerator.GenerateForkKey(AppId, forkId), null));
_forksTimeStamps[forkId] = newTimeStamp;
UpdateFork(_forks[forkId], rawFork);
changedForkIds.Add(forkId);
}
}
RaiseForkChanged(changedForkIds.ToList());
}
private void SetFork(ForkRawData fork)
{
KeyValueStore.Set(KeyValueStore.DefaultType, KeyGenerator.GenerateForkKey(AppId, fork.Id), ProtoBufSerializerHelper.Serialize(fork), null);
KeyValueStore.Set(KeyValueStore.DefaultType, KeyGenerator.GenerateForkTimeStampKey(AppId, fork.Id), BinarySerializerHelper.SerializeObject(DateTime.UtcNow), null);
}
