public bool CanAPurchaseBeMade(int softCurrency, int warshipPowerLevel, int warshipPowerPoints,
out FaultReason?faultReason)
{
// Console.WriteLine($"{nameof(warshipPowerLevel)} {warshipPowerLevel} {nameof(warshipPowerPoints)} {warshipPowerPoints}");
//Достать цену улучшения
WarshipImprovementModel improvementModel = WarshipPowerScale.GetModel(warshipPowerLevel);
if (improvementModel == null)
{
Console.WriteLine("У корабля уже максимальный уровень");
faultReason = FaultReason.MaximumLevelAlreadyReached;
return(false);
}
if (softCurrency < improvementModel.SoftCurrencyCost)
{
faultReason = FaultReason.InsufficientSoftCurrency;
return(false);
}
if (warshipPowerPoints < improvementModel.PowerPointsCost)
{
faultReason = FaultReason.InsufficientWarshipPowerPoints;
return(false);
}
faultReason = null;
return(true);
}
public WarshipImprovementModel GetImprovementModel(int warshipPowerLevel)
{
WarshipImprovementModel improvementModel = WarshipPowerScale.GetModel(warshipPowerLevel);
return(improvementModel);
}
public async Task <bool> TryBuyLevel([NotNull] string serviceId, int warshipId)
{
//Аккаунт существует?
AccountDbDto accountDbDto = await accountDbReaderService.ReadAccountAsync(serviceId);
if (accountDbDto == null)
{
throw new Exception("Такого аккаунта не существует");
}
//Корабль существует?
WarshipDbDto warshipDbDto = accountDbDto.Warships.SingleOrDefault(dto => dto.Id == warshipId);
if (warshipDbDto == null)
{
throw new Exception("Этому аккаунту не принаждлежит этот корабль");
}
bool canAPurchaseBeMade = warshipImprovementCostChecker
.CanAPurchaseBeMade(accountDbDto.SoftCurrency, warshipDbDto.WarshipPowerLevel, warshipDbDto.WarshipPowerPoints, out var faultReason);
if (!canAPurchaseBeMade)
{
throw new Exception("Невозможно осуществить покупку улучшения для корабля по причине " + faultReason);
}
WarshipImprovementModel improvementModel = warshipImprovementCostChecker.GetImprovementModel(warshipDbDto.WarshipPowerLevel);
Console.WriteLine("текущий wpp " + warshipDbDto.WarshipPowerLevel);
//Записать транзакцию
Transaction transaction = new Transaction
{
AccountId = accountDbDto.Id,
DateTime = DateTime.UtcNow,
TransactionTypeId = TransactionTypeEnum.WarshipImprovement,
WasShown = false,
Increments = new List <Increment>
{
new Increment
{
IncrementTypeId = IncrementTypeEnum.WarshipLevel,
Amount = warshipDbDto.WarshipPowerLevel + 1,
WarshipId = warshipId
}
},
Decrements = new List <Decrement>
{
new Decrement
{
DecrementTypeId = DecrementTypeEnum.SoftCurrency,
Amount = improvementModel.SoftCurrencyCost
},
new Decrement
{
DecrementTypeId = DecrementTypeEnum.WarshipPowerPoints,
Amount = improvementModel.PowerPointsCost,
WarshipId = warshipDbDto.Id
}
}
};
await dbContext.Transactions.AddAsync(transaction);
await dbContext.SaveChangesAsync();
return(true);
}
