public async Task <bool> Append(DocumentId documentId, BlkBase blkBase, CancellationToken token)
{
BlockChain?blockChain = (await Get(documentId, token))?.ToBlockChain();
if (blockChain == null)
{
return(false);
}
switch (blkBase)
{
case BlkTransaction blkTransaction:
blockChain.Add(blkTransaction, blkTransaction.PrincipalId);
break;
case BlkCode blkCode:
blockChain.Add(blkCode, blkCode.PrincipalId);
break;
default: throw new ArgumentException($"Unknown type={blkBase.GetType().Name}");
}
blockChain = await Sign(blockChain, token);
await Set(documentId, blockChain.ToBlockChainModel(), token);
return(true);
}
public static void VerifyBase(this BlkBase subject)
{
subject.VerifyNotNull(nameof(subject));
subject.PrincipalId.VerifyNotEmpty(nameof(subject.PrincipalId));
subject.Properties.VerifyNotNull(nameof(subject.Properties));
}
