public Task Book(Guid performanceId, Guid timeId, int count, Guid userId)
{
context.Orders.Add(new Orders
{
Count = count,
PerformanceTimeId = timeId,
UserId = userId
});
return(context.SaveChangesAsync());
}
public async Task <int> Book(Guid timeId, int count, Guid userId)
{
var order = await context.Orders.FirstOrDefaultAsync(x => x.PerformanceTimeId == timeId && x.UserId == userId).ConfigureAwait(false);
if (order != null)
{
order.Count += count;
context.Orders.Update(order);
}
else
{
context.Orders.Add(new Orders
{
Count = count,
PerformanceTimeId = timeId,
UserId = userId
});
}
return(await context.SaveChangesAsync().ConfigureAwait(false));
}
