public void AddPurchase(PurchaseServiceTransaction transaction, PurchaseInfo purchase)
{
lock (this)
{
var purchaseType = purchase.PurchaseType;
if (purchaseType == PurchaseTypes.Feature)
{
if (_accountFeatures.TryGetValue(purchase.PurchaseGroupId, out var accountPurchase))
{
accountPurchase.AddPurchaseData(transaction, purchase);
}
else
{
accountPurchase = new FeatureAccountPurchase(transaction, purchase);
_accountFeatures[purchase.PurchaseGroupId] = accountPurchase;
}
}
else if (purchaseType == PurchaseTypes.Subscription)
{
if (_accountSubscriptions.TryGetValue(purchase.PurchaseGroupId, out var accountSubscription))
{
accountSubscription.AddPurchaseData(transaction, purchase);
}
else
{
accountSubscription = new SubscriptionAccountPurchase(transaction, purchase);
_accountSubscriptions[purchase.PurchaseGroupId] = accountSubscription;
}
}
}
}
public virtual bool CanPurchase(PurchaseServiceTransaction transaction, PurchaseInfo purchase)
{
CheckPurchaseType(PurchaseType, transaction.PurchaseGroupId);
CheckPurchaseType(purchase.PurchaseType, purchase.PurchaseGroupId);
return(false);
}
public override void AddPurchaseData(PurchaseServiceTransaction transaction, PurchaseInfo purchase)
{
if (transaction.Timestamp > SubscriptionEnd)
{
SubscriptionEnd = transaction.Timestamp + purchase.Duration;
}
else
{
SubscriptionEnd += purchase.Duration;
}
}
public bool AddPurchase(PurchaseServiceTransaction purchaseTransaction, ServiceAccount serviceAccount, ServiceChain serviceChain)
{
var accountId = purchaseTransaction.AccountId;
if (!Purchases.ContainsKey(accountId))
{
Purchases[accountId] = purchaseTransaction;
Transactions.Add(purchaseTransaction);
FeatureGenerator.AddTransaction(BlockTransactionGeneratorMode.Preprocess, serviceChain, purchaseTransaction, serviceAccount);
return(true);
}
return(false);
}
public bool CanPurchaseItem(PurchaseServiceTransaction transaction, ChainInfo chainInfo)
{
var purchase = chainInfo.GetPurchase(transaction.PurchaseGroupId, transaction.PurchaseItemId);
if (purchase == null)
{
return(false);
}
lock (this)
{
if (_accountFeatures.TryGetValue(transaction.PurchaseGroupId, out var featurePurchase))
{
return(featurePurchase.CanPurchase(transaction, purchase));
}
if (_accountSubscriptions.TryGetValue(transaction.PurchaseGroupId, out var subscriptionPurchase))
{
return(subscriptionPurchase.CanPurchase(transaction, purchase));
}
}
return(true);
}
public override bool CanPurchase(PurchaseServiceTransaction transaction, PurchaseInfo purchase)
{
base.CanPurchase(transaction, purchase);
return(false);
}
public FeatureAccountPurchase(PurchaseServiceTransaction transaction, PurchaseInfo purchase) : base(PurchaseTypes.Feature, purchase)
{
AddPurchaseData(transaction, purchase);
}
public virtual void AddPurchaseData(PurchaseServiceTransaction transaction, PurchaseInfo purchase)
{
CheckPurchaseType(PurchaseType, transaction.PurchaseGroupId);
CheckPurchaseType(purchase.PurchaseType, purchase.PurchaseGroupId);
}
public override bool CanPurchase(PurchaseServiceTransaction transaction, PurchaseInfo purchase)
{
base.CanPurchase(transaction, purchase);
return((SubscriptionEnd + purchase.Duration) > transaction.Timestamp + Time.Days(365)); // can't buy more than one year of a subscription
}
public SubscriptionAccountPurchase(PurchaseServiceTransaction transaction, PurchaseInfo purchase) : base(PurchaseTypes.Subscription, purchase)
{
AddPurchaseData(transaction, purchase);
}
public static TransactionResultTypes IsPurchaseValid(CoreAccount payer, ServiceAccount receiver, ChainInfo chainInfo, PurchaseServiceTransaction transaction)
{
if (chainInfo == null)
{
return(TransactionResultTypes.ChainNotFound);
}
if (payer == null || !payer.CanPurchase(transaction.Price))
{
return(TransactionResultTypes.InsuficientBalance);
}
if (receiver == null)
{
return(TransactionResultTypes.InvalidServiceAccount);
}
if (!chainInfo.IsPurchaseValid(transaction.PurchaseGroupId, transaction.PurchaseItemId, transaction.Price))
{
return(TransactionResultTypes.PurchaseNotFound);
}
if (!receiver.CanPurchaseItem(transaction, chainInfo))
{
return(TransactionResultTypes.CannotPurchase);
}
return(TransactionResultTypes.Ok);
}