public ActionResult <ResponseBlocksModel> GetBlocks(RequestBlocksModel model)
{
try
{
if (model == null || !ModelState.IsValid)
{
return(BadRequest(new ResponseBlocksModel()
{
Success = false,
Message = "Model is not valid"
}));
}
InitAuthKey(model);
var json = serviceProvider.GetService <BlocksService>().GetBlocksRange(model);
return(new ResponseBlocksModel()
{
Success = true,
Message = json
});
}
catch (Exception ex)
{
return(BadRequest(new ResponseBlocksModel()
{
Success = false,
Message = ex.Message
}));
}
}
/// <summary> Returns the range of blocks as requested in the given arguments. </summary>
///
/// <remarks> Aae, 17.03.2020. </remarks>
///
/// <param name="request"> The request model. </param>
///
/// <returns> The blocks range serialized into JSON string. </returns>
public string GetBlocksRange(RequestBlocksModel request)
{
instance.RemoteNodeIp = Parser.GetNetworkIp(request);
instance.RemoteNodePort = Parser.GetExecutorPort(request);
instance.RequestTimeout = Parser.GetRequestTimeout(request);
const long MaxBlockRangeSize = 100L;
if (request.BeginSequence == 0)
{
request.BeginSequence = request.EndSequence;
}
if (request.EndSequence == 0)
{
request.EndSequence = request.BeginSequence;
}
if (request.EndSequence > request.BeginSequence && request.EndSequence - request.BeginSequence >= MaxBlockRangeSize)
{
request.EndSequence = request.BeginSequence + MaxBlockRangeSize;
}
else if (request.BeginSequence > request.EndSequence && request.BeginSequence - request.EndSequence >= MaxBlockRangeSize)
{
request.EndSequence = request.BeginSequence - MaxBlockRangeSize;
}
var blocksList = instance.GetBlocksRange(request.BeginSequence, request.EndSequence);
if (!blocksList.Success)
{
return(blocksList.Message);
}
ResponseBlocksModel result = new ResponseBlocksModel();
result.Success = true;
GetBlockService.BlockContent content = new GetBlockService.BlockContent();
content.ConsensusInfo = request.ConsensusInfo;
content.Transactions = request.Transactions;
content.ContractsApproval = request.ContractsApproval;
content.Signatures = request.Signatures;
content.Hashes = request.Hashes;
return(GetBlockService.ToJson(blocksList.Blocks.Select(x => x.Block).ToList(), content, false));
}
