/// <summary>
/// Добавление сведений о заказе в историю заказов
/// </summary>
public async Task <OrderInfo> AddOrder(User user, PaymentInfoCache paymentInfoCache, SessionInfo sessionInfo)
{
using (var transaction = await dbContext.Database.BeginTransactionAsync())
{
var orderGamesDto = await AddOrderGamesDto(paymentInfoCache);
var orderSellersDto = await AddOrderSellersDto(paymentInfoCache);
var orderSessionsDto = await AddOrderSessionsDto(sessionInfo);
var orderDto = GetOrderDto(orderGamesDto, orderSellersDto, orderSessionsDto, paymentInfoCache, user);
await dbContext.Orders.AddAsync(orderDto);
await dbContext.SaveChangesAsync();
await transaction.CommitAsync();
return(new OrderInfo
{
Id = orderDto.Id,
UserId = orderDto.UserId,
Key = orderDto.Key,
DateTime = orderDto.DateTime.ToString(CultureInfo.InvariantCulture),
RecipientEmail = orderDto.RecipientEmail,
Amount = orderDto.Amount,
Game = orderGamesDto
});
}
}
/// <summary>
/// Распределение денежных средств между плафтормой и продацом
/// </summary>
private async Task <Earnings> DistributeMoney(PaymentInfoCache paymentInfoCache)
{
var commission = paymentInfoCache.Amount / 100 * CommissionPercentage;
var sellerBalance = dbContext.Balances.FirstOrDefault(balance =>
balance.UserId == paymentInfoCache.Game.SellerId);
var platformStats = dbContext.PlatformStatistics.FirstOrDefault();
if (sellerBalance == null || platformStats == null)
{
throw new ArgumentException("Не удалось выполнить пополнение баланса");
}
var sellerIncome = paymentInfoCache.Amount - commission;
sellerBalance.Value += sellerIncome;
platformStats.Balance += commission;
using (var transaction = await dbContext.Database.BeginTransactionAsync())
{
dbContext.Balances.Update(sellerBalance);
dbContext.PlatformStatistics.Update(platformStats);
await dbContext.SaveChangesAsync();
await transaction.CommitAsync();
}
return(new Earnings
{
Commission = commission,
Income = sellerIncome
});
}
/// <summary>
/// Добавление набора игровых ключей для игры
/// </summary>
public async Task AddKeystore(AddKeystoreRequest addKeystoreRequest)
{
var isOwner = await UserIsOwnerOfGame(addKeystoreRequest.GameId);
if (!isOwner)
{
throw new ArgumentException("Невозможно добавить игровые ключи");
}
var keys = addKeystoreRequest.Keys.Select(key => new KeyDto
{
Id = 0,
GameId = addKeystoreRequest.GameId,
Key = key,
Reserved = false
});
await dbContext.Keys.AddRangeAsync(keys);
await dbContext.SaveChangesAsync();
}
/// <summary>
/// Инициализация баланса нового продавца
/// </summary>
private async Task InitBalance(SignUp signUp)
{
if (signUp.Role == Roles.Seller)
{
await dbContext.Balances.AddAsync(new BalanceDto
{
UserId = (await userManager.FindByEmailAsync(signUp.Email)).Id,
Value = 0
});
await dbContext.SaveChangesAsync();
}
}
/// <summary>
/// Добавление новой игры
/// </summary>
public async Task <GameDto> AddGame(AddGameRequest addGameRequest)
{
var game = GameToGameDto(addGameRequest);
await dbContext.Games.AddAsync(game);
await dbContext.SaveChangesAsync();
var keystore = new AddKeystoreRequest
{
GameId = game.Id,
Keys = addGameRequest.Keys
};
await keystoreService.AddKeystore(keystore);
return(game);
}
