internal override async ContractTask PostPersist(ApplicationEngine engine)
{
// Distribute GAS for committee
int m = engine.ProtocolSettings.CommitteeMembersCount;
int n = engine.ProtocolSettings.ValidatorsCount;
int index = (int)(engine.PersistingBlock.Index % (uint)m);
var gasPerBlock = GetGasPerBlock(engine.Snapshot);
var committee = GetCommitteeFromCache(engine.Snapshot);
var pubkey = committee[index].PublicKey;
var account = Contract.CreateSignatureRedeemScript(pubkey).ToScriptHash();
await GAS.Mint(engine, account, gasPerBlock *CommitteeRewardRatio / 100, false);
// Record the cumulative reward of the voters of committee
if (ShouldRefreshCommittee(engine.PersistingBlock.Index, m))
{
BigInteger voterRewardOfEachCommittee = gasPerBlock * VoterRewardRatio * 100000000L * m / (m + n) / 100; // Zoom in 100000000 times, and the final calculation should be divided 100000000L
for (index = 0; index < committee.Count; index++)
{
var member = committee[index];
var factor = index < n ? 2 : 1; // The `voter` rewards of validator will double than other committee's
if (member.Votes > 0)
{
BigInteger voterSumRewardPerNEO = factor * voterRewardOfEachCommittee / member.Votes;
StorageKey voterRewardKey = CreateStorageKey(Prefix_VoterRewardPerCommittee).Add(member.PublicKey).AddBigEndian(engine.PersistingBlock.Index + 1);
byte[] border = CreateStorageKey(Prefix_VoterRewardPerCommittee).Add(member.PublicKey).ToArray();
(_, var item) = engine.Snapshot.FindRange(voterRewardKey.ToArray(), border, SeekDirection.Backward).FirstOrDefault();
voterSumRewardPerNEO += (item ?? BigInteger.Zero);
engine.Snapshot.Add(voterRewardKey, new StorageItem(voterSumRewardPerNEO));
}
}
}
}
private void DistributeGas(ApplicationEngine engine, UInt160 account, NeoAccountState state)
{
BigInteger gas = CalculateBonus(engine.Snapshot, state.Balance, state.BalanceHeight, engine.Snapshot.PersistingBlock.Index);
state.BalanceHeight = engine.Snapshot.PersistingBlock.Index;
GAS.Mint(engine, account, gas);
}
private void DistributeGas(ApplicationEngine engine, UInt160 account, AccountState state)
{
BigInteger gas = CalculateBonus(engine.Snapshot, state.Balance, state.BalanceHeight, engine.Snapshot.PersistingBlock.Index);
state.BalanceHeight = engine.Snapshot.PersistingBlock.Index;
GAS.Mint(engine, account, gas);
engine.Snapshot.Storages.GetAndChange(CreateAccountKey(account)).Value = state.ToByteArray();
}
private protected override async ContractTask PostTransfer(ApplicationEngine engine, UInt160 from, UInt160 to, BigInteger amount, StackItem data, bool callOnPayment)
{
await base.PostTransfer(engine, from, to, amount, data, callOnPayment);
var list = engine.CurrentContext.GetState <List <GasDistribution> >();
foreach (var distribution in list)
{
await GAS.Mint(engine, distribution.Account, distribution.Amount, callOnPayment);
}
}
private void DistributeGas(ApplicationEngine engine, UInt160 account, NeoAccountState state)
{
// PersistingBlock is null when running under the debugger
if (engine.Snapshot.PersistingBlock == null)
{
return;
}
BigInteger gas = CalculateBonus(engine.Snapshot, state.Balance, state.BalanceHeight, engine.Snapshot.PersistingBlock.Index);
state.BalanceHeight = engine.Snapshot.PersistingBlock.Index;
GAS.Mint(engine, account, gas);
}
protected override void PostPersist(ApplicationEngine engine)
{
base.PostPersist(engine);
// Distribute GAS for committee
int index = (int)(engine.Snapshot.PersistingBlock.Index % (uint)ProtocolSettings.Default.CommitteeMembersCount);
var gasPerBlock = GetGasPerBlock(engine.Snapshot);
var pubkey = GetCommittee(engine.Snapshot)[index];
var account = Contract.CreateSignatureRedeemScript(pubkey).ToScriptHash();
GAS.Mint(engine, account, gasPerBlock * CommitteeRewardRatio / 100);
}
private async ContractTask DistributeGas(ApplicationEngine engine, UInt160 account, NeoAccountState state)
{
// PersistingBlock is null when running under the debugger
if (engine.PersistingBlock is null)
{
return;
}
BigInteger gas = CalculateBonus(engine.Snapshot, state.VoteTo, state.Balance, state.BalanceHeight, engine.PersistingBlock.Index);
state.BalanceHeight = engine.PersistingBlock.Index;
await GAS.Mint(engine, account, gas, true);
}
