public Blockchain(string Data, string Blocktype = "root", int complexity = 0)
{
_complexity = complexity;
block._complexity = complexity;
this.Chain = new List <block>()
{
new block
{
index = 0,
timestamp = DateTime.Now.Ticks,
previous_hash = new byte[0], //block.GetHash("genesis"),
data = Data, //!! Data is not stored !!
blocktype = Blocktype
}
};
block oGenesis = Chain.First();
if (string.IsNullOrEmpty(Data))
{
oGenesis.data = "";
}
oGenesis.nonce = Mine(0, Blocktype, new byte[0]);
oGenesis.calc_hash();
//File.WriteAllText(@"c:\temp\data\" + Base32Encoding.ToString(oGenesis.data) + ".json", Data);
}
/*public block NewBlock(string Data, block ParentBlock, string BlockType = "")
* {
* var oNew = new block()
* {
* index = ParentBlock.index + 1,
* timestamp = DateTime.Now.Ticks,
* previous_hash = ParentBlock.hash,
* data = block.GetHash(Data),
* blocktype = BlockType
* };
* //oNew.hash = block.GetHash(oNew.index.ToString() + oNew.timestamp.ToString() + oNew.proof.ToString() + oNew.previous_hash.ToString() + oNew.data.ToString());
* oNew.calc_hash();
* Chain.Add(oNew);
*
* return oNew;
* }*/
public block UseBlock(string Data, block FreeBlock)
{
/*if(!validateChain()) //Chain not Valid
* return FreeBlock;*/
//Check if FreeBlock is valid..
var oParent = Chain.FirstOrDefault(t => t.hash == FreeBlock.previous_hash);
if (oParent != null)
{
/*if(!FreeBlock.validate(oParent.nonce))
* {
* Console.WriteLine("Invalid Block: \n" + JsonConvert.SerializeObject(FreeBlock));
* return FreeBlock;
* }*/
}
else
{
Console.WriteLine("Invalid Block: \n" + JsonConvert.SerializeObject(FreeBlock));
return(FreeBlock);
}
if (FreeBlock.data != null | FreeBlock.hash != null | FreeBlock.signature != null) //it's not a free Block
{
return(FreeBlock);
}
//FreeBlock.index = oParent.index + 1;
FreeBlock.data = Data;
FreeBlock.timestamp = DateTime.Now.Ticks;
FreeBlock.calc_hash();
return(FreeBlock);
}