public static string NextBlockHash(VoteBlock block)
{
var hasher = SHA384.Create();
var bytes = Encoding.UTF8.GetBytes(block.data + block.timeStamp.ToString());
return(Convert.ToBase64String(hasher.ComputeHash(bytes)));
}
public VoteBlock AddNewBlock(string data)
{
var newBlock = new VoteBlock()
{
data = data,
index = _chain.Count + 1,
timeStamp = DateTime.Now,
previousHash = VoteHelpers.NextBlockHash(_chain[_chain.Count - 1])
};
_chain.Add(newBlock);
return(newBlock);
}