public void InsertOrUpdateBlock(Data.BlockData block)
{
lock (BlockInsertOrUpdateQueue)
{
BlockInsertOrUpdateQueue.Enqueue(block);
TerrainCommunication.SendBlockUpdate(block);
}
}
private bool DequeueBlock(out string error)
{
error = null;
try
{
Data.BlockData block = null;
lock (BlockInsertOrUpdateQueue)
{
try
{
block = BlockInsertOrUpdateQueue.Dequeue();
}
//empty queue
catch (InvalidOperationException) { }
}
if (block != null)
{
lock (block)
{
bool enqueueAgain;
Data.ChunkData chunk = ChunkByMemoryID(block.ChunkMemoryID);
bool chunkSaved;
lock (chunk)
{
chunkSaved = chunk.DataBaseID > -1;
}
//verifica se o chunk foi salvo no banco
if (chunkSaved)
{
if (block.DataBaseID <= -1)
{
enqueueAgain = (!DAO.Terrain.BlockData.Insert(block) && block.DataBaseID <= -1);
}
else
{
enqueueAgain = (!DAO.Terrain.BlockData.Update(block));
}
}
else// aguarda na fila ate que seu chunk esteja salvo no banco de dados
{
enqueueAgain = true;
}
if (enqueueAgain)
{
lock (BlockInsertOrUpdateQueue)
{
//try again later
BlockInsertOrUpdateQueue.Enqueue(block);
}
}
}
}
return(true);
}
catch (Exception ex)
{
error = ex.ToString();
return(false);
}
}
