public override IAccountStateDelta Execute(IActionContext context)
{
IAccountStateDelta states = context.PreviousStates;
Address monsterCollectionAddress = MonsterCollectionState0.DeriveAddress(context.Signer, collectionRound);
if (context.Rehearsal)
{
return(states
.SetState(monsterCollectionAddress, MarkChanged)
.SetState(context.Signer, MarkChanged)
.MarkBalanceChanged(GoldCurrencyMock, context.Signer, monsterCollectionAddress));
}
CheckObsolete(BlockChain.Policy.BlockPolicySource.V100080ObsoleteIndex, context);
MonsterCollectionSheet monsterCollectionSheet = states.GetSheet <MonsterCollectionSheet>();
AgentState agentState = states.GetAgentState(context.Signer);
if (agentState is null)
{
throw new FailedLoadStateException("Aborted as the agent state failed to load.");
}
if (agentState.MonsterCollectionRound != collectionRound)
{
throw new InvalidMonsterCollectionRoundException(
$"Expected collection round is {agentState.MonsterCollectionRound}, but actual collection round is {collectionRound}.");
}
if (!monsterCollectionSheet.TryGetValue(level, out MonsterCollectionSheet.Row _))
{
throw new SheetRowNotFoundException(nameof(MonsterCollectionSheet), level);
}
Currency currency = states.GetGoldCurrency();
// Set default gold value.
FungibleAssetValue requiredGold = currency * 0;
FungibleAssetValue balance = states.GetBalance(context.Signer, states.GetGoldCurrency());
MonsterCollectionState0 monsterCollectionState;
int currentLevel = 1;
MonsterCollectionRewardSheet monsterCollectionRewardSheet = states.GetSheet <MonsterCollectionRewardSheet>();
if (states.TryGetState(monsterCollectionAddress, out Dictionary stateDict))
{
monsterCollectionState = new MonsterCollectionState0(stateDict);
if (monsterCollectionState.ExpiredBlockIndex < context.BlockIndex)
{
throw new MonsterCollectionExpiredException(
$"{monsterCollectionAddress} has already expired on {monsterCollectionState.ExpiredBlockIndex}");
}
if (monsterCollectionState.Level >= level)
{
throw new InvalidLevelException($"The level must be greater than {monsterCollectionState.Level}.");
}
currentLevel = monsterCollectionState.Level + 1;
long rewardLevel = monsterCollectionState.GetRewardLevel(context.BlockIndex);
monsterCollectionState.Update(level, rewardLevel, monsterCollectionRewardSheet);
}
else
{
monsterCollectionState = new MonsterCollectionState0(monsterCollectionAddress, level, context.BlockIndex, monsterCollectionRewardSheet);
}
for (int i = currentLevel; i < level + 1; i++)
{
requiredGold += currency * monsterCollectionSheet[i].RequiredGold;
}
if (balance < requiredGold)
{
throw new InsufficientBalanceException(context.Signer, requiredGold,
$"There is no sufficient balance for {context.Signer}: {balance} < {requiredGold}");
}
states = states.TransferAsset(context.Signer, monsterCollectionAddress, requiredGold);
states = states.SetState(monsterCollectionAddress, monsterCollectionState.Serialize());
return(states);
}
public override IAccountStateDelta Execute(IActionContext context)
{
IAccountStateDelta states = context.PreviousStates;
if (context.Rehearsal)
{
return(states
.SetState(MonsterCollectionState.DeriveAddress(context.Signer, 0), MarkChanged)
.SetState(MonsterCollectionState.DeriveAddress(context.Signer, 1), MarkChanged)
.SetState(MonsterCollectionState.DeriveAddress(context.Signer, 2), MarkChanged)
.SetState(MonsterCollectionState.DeriveAddress(context.Signer, 3), MarkChanged)
.SetState(context.Signer, MarkChanged)
.MarkBalanceChanged(GoldCurrencyMock, context.Signer, MonsterCollectionState.DeriveAddress(context.Signer, 0))
.MarkBalanceChanged(GoldCurrencyMock, context.Signer, MonsterCollectionState.DeriveAddress(context.Signer, 1))
.MarkBalanceChanged(GoldCurrencyMock, context.Signer, MonsterCollectionState.DeriveAddress(context.Signer, 2))
.MarkBalanceChanged(GoldCurrencyMock, context.Signer, MonsterCollectionState.DeriveAddress(context.Signer, 3)));
}
MonsterCollectionSheet monsterCollectionSheet = states.GetSheet <MonsterCollectionSheet>();
AgentState agentState = states.GetAgentState(context.Signer);
if (agentState is null)
{
throw new FailedLoadStateException("Aborted as the agent state failed to load.");
}
if (level < 0 || level > 0 && !monsterCollectionSheet.TryGetValue(level, out MonsterCollectionSheet.Row _))
{
throw new MonsterCollectionLevelException();
}
Currency currency = states.GetGoldCurrency();
// Set default gold value.
FungibleAssetValue requiredGold = currency * 0;
Address monsterCollectionAddress = MonsterCollectionState.DeriveAddress(
context.Signer,
agentState.MonsterCollectionRound
);
if (states.TryGetState(monsterCollectionAddress, out Dictionary stateDict))
{
var existingStates = new MonsterCollectionState(stateDict);
int previousLevel = existingStates.Level;
// Check collection level and required block index
if (level < previousLevel && existingStates.IsLocked(context.BlockIndex))
{
throw new RequiredBlockIndexException();
}
if (level == previousLevel)
{
throw new MonsterCollectionLevelException();
}
if (existingStates.CalculateStep(context.BlockIndex) > 0)
{
throw new MonsterCollectionExistingClaimableException();
}
// Refund holding NCG to user
FungibleAssetValue gold = states.GetBalance(monsterCollectionAddress, currency);
states = states.TransferAsset(monsterCollectionAddress, context.Signer, gold);
}
if (level == 0)
{
return(states.SetState(monsterCollectionAddress, new Null()));
}
FungibleAssetValue balance = states.GetBalance(context.Signer, currency);
var monsterCollectionState = new MonsterCollectionState(monsterCollectionAddress, level, context.BlockIndex);
for (int i = 0; i < level; i++)
{
requiredGold += currency * monsterCollectionSheet[i + 1].RequiredGold;
}
if (balance < requiredGold)
{
throw new InsufficientBalanceException(context.Signer, requiredGold,
$"There is no sufficient balance for {context.Signer}: {balance} < {requiredGold}");
}
states = states.TransferAsset(context.Signer, monsterCollectionAddress, requiredGold);
states = states.SetState(monsterCollectionAddress, monsterCollectionState.Serialize());
return(states);
}
