/// <summary>
/// Creates a new Block and adds it to the chain
/// </summary>
/// <param name="proof"></param>
/// <param name="previousHash"></param>
public Block NewBlock(string proof, string previousHash)
{
Block block = new Block()
{
Index = Chain.Count + 1,
PreviousHash = previousHash,
Proof = proof,
TimeStamp = DateTime.Now,
Transactions = CurrentTransactions.ToList()
};
//Reset the current list of transactions
CurrentTransactions.Clear();
Chain.Add(block);
return(block);
}
/// <summary>
/// Creates a new block and appends it to the block chain
/// </summary>
/// <param name="proof">The proof given by the Proof of Work algorithm</param>
/// <param name="previous_hash">(Optional)Hash of the previous block</param>
/// <returns>New Block</returns>
private Block NewBlock(long proof, string previous_hash = null)
{
//create the new block
var newBlock = new Block
{
Index = Chain.Count + 1,
Timestamp = DateTime.Now,
Transactions = new List <Transaction>(CurrentTransactions),
Proof = proof,
PreviousHash = previous_hash ?? Blockchain.Hash(LastBlock)
};
//reset the transactions
CurrentTransactions.Clear();
Chain.Add(newBlock);
return(newBlock);
}