public Task Init(Block block, DoubleBakingOperation doubleBaking)
{
DoubleBaking = doubleBaking;
DoubleBaking.Block ??= block;
DoubleBaking.Block.Baker ??= Cache.Accounts.GetDelegate(block.BakerId);
DoubleBaking.Accuser ??= Cache.Accounts.GetDelegate(doubleBaking.AccuserId);
DoubleBaking.Offender ??= Cache.Accounts.GetDelegate(doubleBaking.OffenderId);
return(Task.CompletedTask);
}
public virtual Task Revert(Block block, DoubleBakingOperation doubleBaking)
{
#region init
doubleBaking.Block ??= block;
doubleBaking.Block.Baker ??= Cache.Accounts.GetDelegate(block.BakerId);
doubleBaking.Accuser ??= Cache.Accounts.GetDelegate(doubleBaking.AccuserId);
doubleBaking.Offender ??= Cache.Accounts.GetDelegate(doubleBaking.OffenderId);
#endregion
#region entities
//var block = doubleBaking.Block;
var accuser = doubleBaking.Accuser;
var offender = doubleBaking.Offender;
//Db.TryAttach(block);
Db.TryAttach(accuser);
Db.TryAttach(offender);
#endregion
#region apply operation
accuser.Balance -= doubleBaking.AccuserReward;
accuser.FrozenRewards -= doubleBaking.AccuserReward;
offender.Balance += doubleBaking.OffenderLostDeposit;
offender.FrozenDeposits += doubleBaking.OffenderLostDeposit;
offender.StakingBalance += doubleBaking.OffenderLostDeposit;
offender.Balance += doubleBaking.OffenderLostReward;
offender.FrozenRewards += doubleBaking.OffenderLostReward;
offender.Balance += doubleBaking.OffenderLostFee;
offender.FrozenFees += doubleBaking.OffenderLostFee;
offender.StakingBalance += doubleBaking.OffenderLostFee;
accuser.DoubleBakingCount--;
if (offender != accuser)
{
offender.DoubleBakingCount--;
}
#endregion
Db.DoubleBakingOps.Remove(doubleBaking);
return(Task.CompletedTask);
}
public Task Init(Block block, RawOperation op, RawDoubleBakingEvidenceContent content)
{
DoubleBaking = new DoubleBakingOperation
{
Id = Cache.AppState.NextOperationId(),
Block = block,
Level = block.Level,
Timestamp = block.Timestamp,
OpHash = op.Hash,
AccusedLevel = content.Block1.Level,
Accuser = block.Baker,
Offender = Cache.Accounts.GetDelegate(content.Metadata.BalanceUpdates.First(x => x.Change < 0).Target),
AccuserReward = content.Metadata.BalanceUpdates.Where(x => x.Change > 0).Sum(x => x.Change),
OffenderLostDeposit = content.Metadata.BalanceUpdates.Where(x => x.Change < 0 && x is DepositsUpdate).Sum(x => - x.Change),
OffenderLostReward = content.Metadata.BalanceUpdates.Where(x => x.Change < 0 && x is RewardsUpdate).Sum(x => - x.Change),
OffenderLostFee = content.Metadata.BalanceUpdates.Where(x => x.Change < 0 && x is FeesUpdate).Sum(x => - x.Change)
};
return(Task.CompletedTask);
}
public virtual Task Apply(Block block, JsonElement op, JsonElement content)
{
#region init
var balanceUpdates = content.Required("metadata").RequiredArray("balance_updates").EnumerateArray();
var offenderAddr = balanceUpdates
.First(x => x.RequiredInt64("change") < 0).RequiredString("delegate");
var rewards = balanceUpdates
.FirstOrDefault(x => x.RequiredString("category")[0] == 'r' && x.RequiredInt64("change") > 0);
var lostDeposits = balanceUpdates
.FirstOrDefault(x => x.RequiredString("category")[0] == 'd' && x.RequiredInt64("change") < 0);
var lostRewards = balanceUpdates
.FirstOrDefault(x => x.RequiredString("category")[0] == 'r' && x.RequiredInt64("change") < 0);
var lostFees = balanceUpdates
.FirstOrDefault(x => x.RequiredString("category")[0] == 'f' && x.RequiredInt64("change") < 0);
var doubleBaking = new DoubleBakingOperation
{
Id = Cache.AppState.NextOperationId(),
Block = block,
Level = block.Level,
Timestamp = block.Timestamp,
OpHash = op.RequiredString("hash"),
AccusedLevel = content.Required("bh1").RequiredInt32("level"),
Accuser = block.Baker,
Offender = Cache.Accounts.GetDelegate(offenderAddr),
AccuserReward = rewards.ValueKind != JsonValueKind.Undefined ? rewards.RequiredInt64("change") : 0,
OffenderLostDeposit = lostDeposits.ValueKind != JsonValueKind.Undefined ? -lostDeposits.RequiredInt64("change") : 0,
OffenderLostReward = lostRewards.ValueKind != JsonValueKind.Undefined ? -lostRewards.RequiredInt64("change") : 0,
OffenderLostFee = lostFees.ValueKind != JsonValueKind.Undefined ? -lostFees.RequiredInt64("change") : 0,
};
#endregion
#region entities
//var block = doubleBaking.Block;
var accuser = doubleBaking.Accuser;
var offender = doubleBaking.Offender;
//Db.TryAttach(block);
Db.TryAttach(accuser);
Db.TryAttach(offender);
#endregion
#region apply operation
accuser.Balance += doubleBaking.AccuserReward;
accuser.FrozenRewards += doubleBaking.AccuserReward;
offender.Balance -= doubleBaking.OffenderLostDeposit;
offender.FrozenDeposits -= doubleBaking.OffenderLostDeposit;
offender.StakingBalance -= doubleBaking.OffenderLostDeposit;
offender.Balance -= doubleBaking.OffenderLostReward;
offender.FrozenRewards -= doubleBaking.OffenderLostReward;
offender.Balance -= doubleBaking.OffenderLostFee;
offender.FrozenFees -= doubleBaking.OffenderLostFee;
offender.StakingBalance -= doubleBaking.OffenderLostFee;
accuser.DoubleBakingCount++;
if (offender != accuser)
{
offender.DoubleBakingCount++;
}
block.Operations |= Operations.DoubleBakings;
#endregion
Db.DoubleBakingOps.Add(doubleBaking);
return(Task.CompletedTask);
}
public static async Task <DoubleBakingCommit> Revert(ProtocolHandler proto, Block block, DoubleBakingOperation op)
{
var commit = new DoubleBakingCommit(proto);
await commit.Init(block, op);
await commit.Revert();
return(commit);
}