public Task Init(Block block, DoubleEndorsingOperation doubleEndorsing)
{
DoubleEndorsing = doubleEndorsing;
DoubleEndorsing.Block ??= block;
DoubleEndorsing.Block.Baker ??= Cache.Accounts.GetDelegate(block.BakerId);
DoubleEndorsing.Accuser ??= Cache.Accounts.GetDelegate(doubleEndorsing.AccuserId);
DoubleEndorsing.Offender ??= Cache.Accounts.GetDelegate(doubleEndorsing.OffenderId);
return(Task.CompletedTask);
}
public virtual Task Revert(Block block, DoubleEndorsingOperation doubleEndorsing)
{
#region init
doubleEndorsing.Block ??= block;
doubleEndorsing.Block.Baker ??= Cache.Accounts.GetDelegate(block.BakerId);
doubleEndorsing.Accuser ??= Cache.Accounts.GetDelegate(doubleEndorsing.AccuserId);
doubleEndorsing.Offender ??= Cache.Accounts.GetDelegate(doubleEndorsing.OffenderId);
#endregion
#region entities
//var block = doubleEndorsing.Block;
var accuser = doubleEndorsing.Accuser;
var offender = doubleEndorsing.Offender;
//Db.TryAttach(block);
Db.TryAttach(accuser);
Db.TryAttach(offender);
#endregion
#region apply operation
accuser.Balance -= doubleEndorsing.AccuserReward;
accuser.FrozenRewards -= doubleEndorsing.AccuserReward;
offender.Balance += doubleEndorsing.OffenderLostDeposit;
offender.FrozenDeposits += doubleEndorsing.OffenderLostDeposit;
offender.StakingBalance += doubleEndorsing.OffenderLostDeposit;
offender.Balance += doubleEndorsing.OffenderLostReward;
offender.FrozenRewards += doubleEndorsing.OffenderLostReward;
offender.Balance += doubleEndorsing.OffenderLostFee;
offender.FrozenFees += doubleEndorsing.OffenderLostFee;
offender.StakingBalance += doubleEndorsing.OffenderLostFee;
accuser.DoubleEndorsingCount--;
if (offender != accuser)
{
offender.DoubleEndorsingCount--;
}
#endregion
Db.DoubleEndorsingOps.Remove(doubleEndorsing);
return(Task.CompletedTask);
}
public Task Init(Block block, RawOperation op, RawDoubleEndorsingEvidenceContent content)
{
DoubleEndorsing = new DoubleEndorsingOperation
{
Id = Cache.AppState.NextOperationId(),
Block = block,
Level = block.Level,
Timestamp = block.Timestamp,
OpHash = op.Hash,
AccusedLevel = content.Op1.Operations.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 doubleEndorsing = new DoubleEndorsingOperation
{
Id = Cache.AppState.NextOperationId(),
Block = block,
Level = block.Level,
Timestamp = block.Timestamp,
OpHash = op.RequiredString("hash"),
AccusedLevel = content.Required("op1").Required("operations").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 = doubleEndorsing.Block;
var accuser = doubleEndorsing.Accuser;
var offender = doubleEndorsing.Offender;
//Db.TryAttach(block);
Db.TryAttach(accuser);
Db.TryAttach(offender);
#endregion
#region apply operation
accuser.Balance += doubleEndorsing.AccuserReward;
accuser.FrozenRewards += doubleEndorsing.AccuserReward;
offender.Balance -= doubleEndorsing.OffenderLostDeposit;
offender.FrozenDeposits -= doubleEndorsing.OffenderLostDeposit;
offender.StakingBalance -= doubleEndorsing.OffenderLostDeposit;
offender.Balance -= doubleEndorsing.OffenderLostReward;
offender.FrozenRewards -= doubleEndorsing.OffenderLostReward;
offender.Balance -= doubleEndorsing.OffenderLostFee;
offender.FrozenFees -= doubleEndorsing.OffenderLostFee;
offender.StakingBalance -= doubleEndorsing.OffenderLostFee;
accuser.DoubleEndorsingCount++;
if (offender != accuser)
{
offender.DoubleEndorsingCount++;
}
block.Operations |= Operations.DoubleEndorsings;
#endregion
Db.DoubleEndorsingOps.Add(doubleEndorsing);
return(Task.CompletedTask);
}
public static async Task <DoubleEndorsingCommit> Revert(ProtocolHandler proto, Block block, DoubleEndorsingOperation op)
{
var commit = new DoubleEndorsingCommit(proto);
await commit.Init(block, op);
await commit.Revert();
return(commit);
}
