public bool AddForeignBlock(Block block)
{
if (block.GetPreviousHash().Equals(blocks[blocks.Count - 1].GetHash()))
{
blocks.Add(block);
BlockChainSerializer.serialize(blocks, blockChainName);
return(true);
}
return(false);
}
public void InternalAdd()
{
Prescription prescription = prescriptionToAdd;
Block block = null;
do
{
UpdateBlockChain();
Block lastBlock = blocks[blocks.Count - 1];
block = new Block(lastBlock.GetHash(), prescription);
} while (!CheckAddedBlock(block));
blocks.Add(block);
BlockChainSerializer.serialize(blocks, blockChainName);
prescriptionToAdd = null;
}
public BlockChain(BlockChainClient blockChainClient, string blockChainName)
{
this.blockChainClient = blockChainClient;
this.blockChainName = blockChainName;
this.updateThread = new Thread(new ThreadStart(InternalUpdateBlockChain));
this.addThread = new Thread(new ThreadStart(InternalAdd));
blocks = BlockChainSerializer.deserialize(blockChainName);
//Creating Genesis Block
if (blocks == null)
{
blocks = new List <Block>();
blocks.Add(new Block(null, null));
}
validator = new BlockChainValidator(blockChainName);
}
public void InternalUpdateBlockChain()
{
blockChainClient.sendNewChainMethod = GiveNewChain;
while (!CheckCurrentChain())
{
foreach (KeyValuePair <string, bool> keyValue in validator.verificationAnswers)
{
if (keyValue.Value == false)
{
ChainRequestSent = true;
blockChainClient.SendRequestOfChain(keyValue.Key);
break;
}
}
while (!ChainRequestSent)
{
//wait for answer
}
}
BlockChainSerializer.serialize(blocks, blockChainName);
}
