public override IAccountStateDelta Execute(IActionContext context)
{
IActionContext ctx = context;
var states = ctx.PreviousStates;
if (ctx.Rehearsal)
{
foreach (var purchaseInfo in purchaseInfos)
{
Address shardedShopAddress =
ShardedShopState.DeriveAddress(purchaseInfo.itemSubType, purchaseInfo.productId);
states = states
.SetState(shardedShopAddress, MarkChanged)
.SetState(purchaseInfo.sellerAvatarAddress, MarkChanged)
.MarkBalanceChanged(
GoldCurrencyMock,
ctx.Signer,
purchaseInfo.sellerAgentAddress,
GoldCurrencyState.Address);
}
return(states
.SetState(buyerAvatarAddress, MarkChanged)
.SetState(ctx.Signer, MarkChanged)
.SetState(Addresses.Shop, MarkChanged));
}
CheckObsolete(BlockChain.Policy.BlockPolicySource.V100080ObsoleteIndex, context);
var addressesHex = GetSignerAndOtherAddressesHex(context, buyerAvatarAddress);
var sw = new Stopwatch();
sw.Start();
var started = DateTimeOffset.UtcNow;
Log.Verbose("{AddressesHex}Buy exec started", addressesHex);
if (!states.TryGetAvatarState(ctx.Signer, buyerAvatarAddress, out var buyerAvatarState))
{
throw new FailedLoadStateException(
$"{addressesHex}Aborted as the avatar state of the buyer was failed to load.");
}
sw.Stop();
Log.Verbose("{AddressesHex}Buy Get Buyer AgentAvatarStates: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
if (!buyerAvatarState.worldInformation.IsStageCleared(GameConfig.RequireClearedStageLevel.ActionsInShop))
{
buyerAvatarState.worldInformation.TryGetLastClearedStageId(out var current);
throw new NotEnoughClearedStageLevelException(addressesHex,
GameConfig.RequireClearedStageLevel.ActionsInShop, current);
}
List <Buy7.PurchaseResult> purchaseResults = new List <Buy7.PurchaseResult>();
List <Buy7.SellerResult> sellerResults = new List <Buy7.SellerResult>();
MaterialItemSheet materialSheet = states.GetSheet <MaterialItemSheet>();
buyerMultipleResult = new Buy7.BuyerMultipleResult();
sellerMultipleResult = new Buy7.SellerMultipleResult();
foreach (var purchaseInfo in purchaseInfos)
{
Buy7.PurchaseResult purchaseResult = new Buy7.PurchaseResult(purchaseInfo.productId);
Address shardedShopAddress =
ShardedShopState.DeriveAddress(purchaseInfo.itemSubType, purchaseInfo.productId);
Address sellerAgentAddress = purchaseInfo.sellerAgentAddress;
Address sellerAvatarAddress = purchaseInfo.sellerAvatarAddress;
Guid productId = purchaseInfo.productId;
purchaseResults.Add(purchaseResult);
if (purchaseInfo.sellerAgentAddress == ctx.Signer)
{
purchaseResult.errorCode = ErrorCodeInvalidAddress;
continue;
}
if (!states.TryGetState(shardedShopAddress, out Bencodex.Types.Dictionary shopStateDict))
{
ShardedShopState shardedShopState = new ShardedShopState(shardedShopAddress);
shopStateDict = (Dictionary)shardedShopState.Serialize();
}
sw.Stop();
Log.Verbose("{AddressesHex}Buy Get ShopState: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
Log.Verbose(
"{AddressesHex}Execute Buy; buyer: {Buyer} seller: {Seller}",
addressesHex,
buyerAvatarAddress,
sellerAvatarAddress);
// Find product from ShardedShopState.
List products = (List)shopStateDict[ProductsKey];
IValue productIdSerialized = productId.Serialize();
IValue sellerAgentSerialized = purchaseInfo.sellerAgentAddress.Serialize();
Dictionary productSerialized = products
.Select(p => (Dictionary)p)
.FirstOrDefault(p =>
p[LegacyProductIdKey].Equals(productIdSerialized) &&
p[LegacySellerAgentAddressKey].Equals(sellerAgentSerialized));
bool fromLegacy = false;
if (productSerialized.Equals(Dictionary.Empty))
{
if (purchaseInfo.itemSubType == ItemSubType.Hourglass ||
purchaseInfo.itemSubType == ItemSubType.ApStone)
{
purchaseResult.errorCode = ErrorCodeItemDoesNotExist;
continue;
}
// Backward compatibility.
IValue rawShop = states.GetState(Addresses.Shop);
if (!(rawShop is null))
{
Dictionary legacyShopDict = (Dictionary)rawShop;
Dictionary legacyProducts = (Dictionary)legacyShopDict[LegacyProductsKey];
IKey productKey = (IKey)productId.Serialize();
// SoldOut
if (!legacyProducts.ContainsKey(productKey))
{
purchaseResult.errorCode = ErrorCodeItemDoesNotExist;
continue;
}
productSerialized = (Dictionary)legacyProducts[productKey];
legacyProducts = (Dictionary)legacyProducts.Remove(productKey);
legacyShopDict = legacyShopDict.SetItem(LegacyProductsKey, legacyProducts);
states = states.SetState(Addresses.Shop, legacyShopDict);
fromLegacy = true;
}
}
ShopItem shopItem = new ShopItem(productSerialized);
if (!shopItem.SellerAgentAddress.Equals(sellerAgentAddress))
{
purchaseResult.errorCode = ErrorCodeItemDoesNotExist;
continue;
}
sw.Stop();
Log.Verbose("{AddressesHex}Buy Get Item: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
if (0 < shopItem.ExpiredBlockIndex && shopItem.ExpiredBlockIndex < context.BlockIndex)
{
purchaseResult.errorCode = ErrorCodeShopItemExpired;
continue;
}
if (!states.TryGetAvatarState(sellerAgentAddress, sellerAvatarAddress, out var sellerAvatarState))
{
purchaseResult.errorCode = ErrorCodeFailedLoadingState;
continue;
}
sw.Stop();
Log.Verbose("{AddressesHex}Buy Get Seller AgentAvatarStates: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
// Check Balance.
FungibleAssetValue buyerBalance = states.GetBalance(context.Signer, states.GetGoldCurrency());
if (buyerBalance < shopItem.Price)
{
purchaseResult.errorCode = ErrorCodeInsufficientBalance;
continue;
}
var tax = shopItem.Price.DivRem(100, out _) * TaxRate;
var taxedPrice = shopItem.Price - tax;
// Transfer tax.
states = states.TransferAsset(
context.Signer,
GoldCurrencyState.Address,
tax);
// Transfer seller.
states = states.TransferAsset(
context.Signer,
sellerAgentAddress,
taxedPrice
);
products = (List)products.Remove(productSerialized);
shopStateDict = shopStateDict.SetItem(ProductsKey, new List <IValue>(products));
ITradableItem tradableItem;
int count = 1;
if (!(shopItem.ItemUsable is null))
{
tradableItem = shopItem.ItemUsable;
}
public override IAccountStateDelta Execute(IActionContext context)
{
IActionContext ctx = context;
var states = ctx.PreviousStates;
if (ctx.Rehearsal)
{
foreach (var purchaseInfo in purchaseInfos)
{
Address shardedShopAddress =
ShardedShopState.DeriveAddress(purchaseInfo.itemSubType, purchaseInfo.productId);
states = states
.SetState(shardedShopAddress, MarkChanged)
.SetState(purchaseInfo.sellerAvatarAddress, MarkChanged)
.MarkBalanceChanged(
GoldCurrencyMock,
ctx.Signer,
purchaseInfo.sellerAgentAddress,
GoldCurrencyState.Address);
}
return(states
.SetState(buyerAvatarAddress, MarkChanged)
.SetState(ctx.Signer, MarkChanged)
.SetState(Addresses.Shop, MarkChanged));
}
CheckObsolete(BlockChain.Policy.BlockPolicySource.V100080ObsoleteIndex, context);
var addressesHex = GetSignerAndOtherAddressesHex(context, buyerAvatarAddress);
var sw = new Stopwatch();
sw.Start();
var started = DateTimeOffset.UtcNow;
Log.Verbose("{AddressesHex}Buy exec started", addressesHex);
if (!states.TryGetAvatarState(ctx.Signer, buyerAvatarAddress, out var buyerAvatarState))
{
throw new FailedLoadStateException(
$"{addressesHex}Aborted as the avatar state of the buyer was failed to load.");
}
sw.Stop();
Log.Verbose("{AddressesHex}Buy Get Buyer AgentAvatarStates: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
if (!buyerAvatarState.worldInformation.IsStageCleared(GameConfig.RequireClearedStageLevel.ActionsInShop))
{
buyerAvatarState.worldInformation.TryGetLastClearedStageId(out var current);
throw new NotEnoughClearedStageLevelException(addressesHex,
GameConfig.RequireClearedStageLevel.ActionsInShop, current);
}
List <Buy7.PurchaseResult> purchaseResults = new List <Buy7.PurchaseResult>();
List <Buy7.SellerResult> sellerResults = new List <Buy7.SellerResult>();
MaterialItemSheet materialSheet = states.GetSheet <MaterialItemSheet>();
buyerMultipleResult = new Buy7.BuyerMultipleResult();
sellerMultipleResult = new Buy7.SellerMultipleResult();
foreach (var purchaseInfo in purchaseInfos)
{
Buy7.PurchaseResult purchaseResult = new Buy7.PurchaseResult(purchaseInfo.productId);
Address shardedShopAddress =
ShardedShopState.DeriveAddress(purchaseInfo.itemSubType, purchaseInfo.productId);
Address sellerAgentAddress = purchaseInfo.sellerAgentAddress;
Address sellerAvatarAddress = purchaseInfo.sellerAvatarAddress;
Guid productId = purchaseInfo.productId;
purchaseResults.Add(purchaseResult);
if (purchaseInfo.sellerAgentAddress == ctx.Signer)
{
purchaseResult.errorCode = ErrorCodeInvalidAddress;
continue;
}
if (!states.TryGetState(shardedShopAddress, out Bencodex.Types.Dictionary shopStateDict))
{
ShardedShopState shardedShopState = new ShardedShopState(shardedShopAddress);
shopStateDict = (Dictionary)shardedShopState.Serialize();
}
sw.Stop();
Log.Verbose("{AddressesHex}Buy Get ShopState: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
Log.Verbose(
"{AddressesHex}Execute Buy; buyer: {Buyer} seller: {Seller}",
addressesHex,
buyerAvatarAddress,
sellerAvatarAddress);
// Find product from ShardedShopState.
List products = (List)shopStateDict[ProductsKey];
IValue productIdSerialized = productId.Serialize();
Dictionary productSerialized = products
.Select(p => (Dictionary)p)
.FirstOrDefault(p => p[LegacyProductIdKey].Equals(productIdSerialized));
// Since Bencodex 0.4, Dictionary/List are reference types; so their default values
// are not a empty container, but a null reference:
productSerialized = productSerialized ?? Dictionary.Empty;
bool fromLegacy = false;
if (productSerialized.Equals(Dictionary.Empty))
{
// Backward compatibility.
IValue rawShop = states.GetState(Addresses.Shop);
if (!(rawShop is null))
{
Dictionary legacyShopDict = (Dictionary)rawShop;
Dictionary legacyProducts = (Dictionary)legacyShopDict[LegacyProductsKey];
IKey productKey = (IKey)productId.Serialize();
// SoldOut
if (!legacyProducts.ContainsKey(productKey))
{
purchaseResult.errorCode = ErrorCodeItemDoesNotExist;
continue;
}
productSerialized = (Dictionary)legacyProducts[productKey];
legacyProducts = (Dictionary)legacyProducts.Remove(productKey);
legacyShopDict = legacyShopDict.SetItem(LegacyProductsKey, legacyProducts);
states = states.SetState(Addresses.Shop, legacyShopDict);
fromLegacy = true;
}
}
ShopItem shopItem = new ShopItem(productSerialized);
if (!shopItem.SellerAgentAddress.Equals(sellerAgentAddress))
{
purchaseResult.errorCode = ErrorCodeItemDoesNotExist;
continue;
}
sw.Stop();
Log.Verbose("{AddressesHex}Buy Get Item: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
if (0 < shopItem.ExpiredBlockIndex && shopItem.ExpiredBlockIndex < context.BlockIndex)
{
purchaseResult.errorCode = ErrorCodeShopItemExpired;
continue;
}
if (!states.TryGetAvatarState(sellerAgentAddress, sellerAvatarAddress, out var sellerAvatarState))
{
purchaseResult.errorCode = ErrorCodeFailedLoadingState;
continue;
}
sw.Stop();
Log.Verbose("{AddressesHex}Buy Get Seller AgentAvatarStates: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
// Check Balance.
FungibleAssetValue buyerBalance = states.GetBalance(context.Signer, states.GetGoldCurrency());
if (buyerBalance < shopItem.Price)
{
purchaseResult.errorCode = ErrorCodeInsufficientBalance;
continue;
}
var tax = shopItem.Price.DivRem(100, out _) * TaxRate;
var taxedPrice = shopItem.Price - tax;
// Transfer tax.
states = states.TransferAsset(
context.Signer,
GoldCurrencyState.Address,
tax);
// Transfer seller.
states = states.TransferAsset(
context.Signer,
sellerAgentAddress,
taxedPrice
);
products = (List)products.Remove(productSerialized);
shopStateDict = shopStateDict.SetItem(ProductsKey, new List <IValue>(products));
INonFungibleItem nonFungibleItem = (INonFungibleItem)shopItem.ItemUsable ?? shopItem.Costume;
if (!sellerAvatarState.inventory.RemoveNonFungibleItem(nonFungibleItem) && !fromLegacy)
{
purchaseResult.errorCode = ErrorCodeItemDoesNotExist;
continue;
}
nonFungibleItem.RequiredBlockIndex = context.BlockIndex;
// Send result mail for buyer, seller.
purchaseResult.shopItem = shopItem;
purchaseResult.itemUsable = shopItem.ItemUsable;
purchaseResult.costume = shopItem.Costume;
var buyerMail = new BuyerMail(purchaseResult, ctx.BlockIndex, ctx.Random.GenerateRandomGuid(),
ctx.BlockIndex);
purchaseResult.id = buyerMail.id;
var sellerResult = new Buy7.SellerResult
{
shopItem = shopItem,
itemUsable = shopItem.ItemUsable,
costume = shopItem.Costume,
gold = taxedPrice
};
var sellerMail = new SellerMail(sellerResult, ctx.BlockIndex, ctx.Random.GenerateRandomGuid(),
ctx.BlockIndex);
sellerResult.id = sellerMail.id;
sellerResults.Add(sellerResult);
buyerAvatarState.Update(buyerMail);
if (purchaseResult.itemUsable != null)
{
buyerAvatarState.UpdateFromAddItem2(purchaseResult.itemUsable, false);
}
if (purchaseResult.costume != null)
{
buyerAvatarState.UpdateFromAddCostume(purchaseResult.costume, false);
}
sellerAvatarState.Update(sellerMail);
// Update quest.
buyerAvatarState.questList.UpdateTradeQuest(TradeType.Buy, shopItem.Price);
sellerAvatarState.questList.UpdateTradeQuest(TradeType.Sell, shopItem.Price);
sellerAvatarState.updatedAt = ctx.BlockIndex;
sellerAvatarState.blockIndex = ctx.BlockIndex;
buyerAvatarState.UpdateQuestRewards2(materialSheet);
sellerAvatarState.UpdateQuestRewards2(materialSheet);
states = states.SetState(sellerAvatarAddress, sellerAvatarState.Serialize());
sw.Stop();
Log.Verbose("{AddressesHex}Buy Set Seller AvatarState: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
states = states.SetState(shardedShopAddress, shopStateDict);
sw.Stop();
Log.Verbose("{AddressesHex}Buy Set ShopState: {Elapsed}", addressesHex, sw.Elapsed);
}
buyerMultipleResult.purchaseResults = purchaseResults;
sellerMultipleResult.sellerResults = sellerResults;
buyerAvatarState.updatedAt = ctx.BlockIndex;
buyerAvatarState.blockIndex = ctx.BlockIndex;
states = states.SetState(buyerAvatarAddress, buyerAvatarState.Serialize());
sw.Stop();
Log.Verbose("{AddressesHex}Buy Set Buyer AvatarState: {Elapsed}", addressesHex, sw.Elapsed);
sw.Restart();
var ended = DateTimeOffset.UtcNow;
Log.Verbose("{AddressesHex}Buy Total Executed Time: {Elapsed}", addressesHex, ended - started);
return(states);
}