private CrossChainDataDto ValidateCrossChainDataBeforeIndexing(CrossChainBlockData crossChainBlockData)
{
Assert(
crossChainBlockData.ParentChainBlockDataList.Count > 0 ||
crossChainBlockData.SideChainBlockDataList.Count > 0,
"Empty cross chain data proposed.");
var validatedParentChainBlockData = new Dictionary <int, List <ParentChainBlockData> >();
var validationResult = ValidateSideChainBlockData(crossChainBlockData.SideChainBlockDataList,
out var validatedSideChainBlockData) &&
ValidateParentChainBlockData(crossChainBlockData.ParentChainBlockDataList,
out validatedParentChainBlockData);
Assert(validationResult, "Invalid cross chain data to be indexed.");
var crossChainDataDto = new CrossChainDataDto(validatedSideChainBlockData, validatedParentChainBlockData);
Assert(crossChainDataDto.GetChainIdList().Count > 0, "Empty cross chain data not allowed.");
return(crossChainDataDto);
}
private void ProposeCrossChainBlockData(CrossChainDataDto crossChainDataDto, Address proposer)
{
var crossChainIndexingController = GetCrossChainIndexingController();
foreach (var chainId in crossChainDataDto.GetChainIdList())
{
Assert(!TryGetIndexingProposal(chainId, out _), "Chain indexing already proposed.");
var proposalToken =
HashHelper.ConcatAndCompute(Context.PreviousBlockHash, ConvertChainIdToHash(chainId));
var proposalCreationInput = new CreateProposalBySystemContractInput
{
ProposalInput = new CreateProposalInput
{
Params = new AcceptCrossChainIndexingProposalInput
{
ChainId = chainId
}.ToByteString(),
ContractMethodName = nameof(AcceptCrossChainIndexingProposal),
ExpiredTime =
Context.CurrentBlockTime.AddSeconds(CrossChainIndexingProposalExpirationTimePeriod),
OrganizationAddress = crossChainIndexingController.OwnerAddress,
ToAddress = Context.Self,
Token = proposalToken
},
OriginProposer = Context.Sender
};
Context.SendInline(crossChainIndexingController.ContractAddress,
nameof(AuthorizationContractContainer.AuthorizationContractReferenceState
.CreateProposalBySystemContract), proposalCreationInput);
var proposedCrossChainBlockData = new CrossChainBlockData();
if (crossChainDataDto.ParentChainToBeIndexedData.TryGetValue(chainId,
out var parentChainToBeIndexedData))
{
proposedCrossChainBlockData.ParentChainBlockDataList.Add(parentChainToBeIndexedData);
}
else if (crossChainDataDto.SideChainToBeIndexedData.TryGetValue(chainId,
out var sideChainToBeIndexedData))
{
proposedCrossChainBlockData.SideChainBlockDataList.Add(sideChainToBeIndexedData);
}
var crossChainIndexingProposal = new ChainIndexingProposal
{
ChainId = chainId,
Proposer = proposer,
ProposedCrossChainBlockData = proposedCrossChainBlockData
};
var proposalId = Context.GenerateId(crossChainIndexingController.ContractAddress, proposalToken);
crossChainIndexingProposal.ProposalId = proposalId;
SetCrossChainIndexingProposalStatus(crossChainIndexingProposal,
CrossChainIndexingProposalStatus.Pending);
Context.Fire(new CrossChainIndexingDataProposedEvent
{
ProposedCrossChainData = proposedCrossChainBlockData,
ProposalId = proposalId
});
Context.LogDebug(() =>
$"Proposed cross chain data for chain {ChainHelper.ConvertChainIdToBase58(chainId)}");
}
}