/// <summary>
/// Creates a new chain with the provided ChainId and Smart Contract Zero.
/// </summary>
/// <returns>The new chain async.</returns>
/// <param name="chainId">The new chain id which will be derived from the creator address.</param>
/// <param name="smartContractRegistration">The smart contract registration containing the code of the SmartContractZero.</param>
public async Task <IChain> CreateNewChainAsync(Hash chainId, List <SmartContractRegistration> smartContractRegistration)
{
try
{
// TODO: Centralize this function in Hash class
// SmartContractZero address can be derived from ChainId
foreach (var reg in smartContractRegistration)
{
var contractAddress = GenesisContractHash(chainId, (SmartContractType)reg.Type);
await _smartContractService.DeployContractAsync(chainId, contractAddress, reg, true);
}
var builder = new GenesisBlockBuilder();
builder.Build(chainId);
// add block to storage
var blockchain = _chainService.GetBlockChain(chainId);
await blockchain.AddBlocksAsync(new List <IBlock> {
builder.Block
});
var chain = new Chain
{
GenesisBlockHash = await blockchain.GetCurrentBlockHashAsync(),
Id = chainId
};
return(chain);
}
catch (Exception e)
{
_logger.Error("CreateNewChainAsync Error: " + e);
return(null);
}
}
/// <summary>
/// Builds the genesis block with AElfs builder.
/// </summary>
/// <returns></returns>
public static Block GetGenesisBlock()
{
var chainId = 2111;
var builder = new GenesisBlockBuilder().Build(chainId);
return(builder.Block);
}
public void GenesisBlockBuilderTest()
{
var builder = new GenesisBlockBuilder().Build(Hash.Generate());
var genesisBlock = builder.Block;
//var txs = builder.Txs;
Assert.NotNull(genesisBlock);
Assert.Equal(genesisBlock.Header.PreviousBlockHash, Hash.Genesis);
//Assert.NotNull(txs);
}
public void GenesisBlockBuilder_Test()
{
var builder = new GenesisBlockBuilder();
builder = builder.Build(0);
builder.Block.Header.Height.ShouldBe(KernelConstants.GenesisBlockHeight);
builder.Block.Header.PreviousBlockHash.ShouldBe(Hash.Empty);
builder.Block.Header.ChainId.ShouldBe(0);
builder.Block.Body.BlockHeader.ShouldBe(builder.Block.Header.GetHash());
}
