public IActionResult GetBlocks([FromBody] ViewModel <string> viewModel)
{
if (viewModel != null && viewModel.Data != null)
{
var blockHash = viewModel.Data;
lock (GateKeeper.ChainManagerLock) lock (GateKeeper.BalanceLedgerLock)
{
var startBlock = _chainManager.GetBlock(HexConverter.ToBytes(blockHash));
if (startBlock != null)
{
var topHeight = _chainManager.Height;
if (startBlock.Height < topHeight)
{
var blockCount = topHeight - startBlock.Height;
var blocks = _chainManager.GetBlocks(startBlock.Height + 1, blockCount > 100 ? 100 : blockCount);
var serializedBlocks = new List <string>();
foreach (var block in blocks)
{
serializedBlocks.Add(HexConverter.ToPrefixString(block.Serialize()));
}
return(Ok(new SyncDTO()
{
Blocks = serializedBlocks,
Synced = serializedBlocks.Count == 100 ? false : true
}));
}
else
{
return(Ok(new SyncDTO()
{
Synced = true,
Blocks = null
}));
}
}
else
{
var blockCount = _chainManager.Height < 100 ? _chainManager.Height : 100;
var blocks = _chainManager.GetBlocks(_chainManager.Height - blockCount, blockCount);
var serializedBlocks = new List <string>();
foreach (var block in blocks)
{
serializedBlocks.Add(HexConverter.ToPrefixString(block.Serialize()));
}
return(Ok(new SyncDTO()
{
Blocks = serializedBlocks,
Synced = true
}));
}
}
}
else
{
return(BadRequest());
}
}
