public async Task <BodyResponse <MoneyMqResponse> > Handle(BuyInCommand request,
CancellationToken cancellationToken)
{
using (var locker = _redis.Locker(KeyGenHelper.GenUserKey(request.Id,
MoneyInfo.ClassName)))
{
await locker.LockAsync();
var moneyInfo = await _redis.GetMoney(request.Id);
if (moneyInfo == null)
{
moneyInfo = await _moneyRepository.FindAndAdd(request.Id,
new MoneyInfo(request.Id, 0, 0, 0, 0, 0));
}
if (moneyInfo.CurCoins + moneyInfo.Carry < request.MinBuy)
{
return(new BodyResponse <MoneyMqResponse>
(StatusCodeDefines.NoEnoughMoney, null, null));
}
long realBuy = 0;
if (moneyInfo.CurCoins + moneyInfo.Carry >= request.MaxBuy)
{
realBuy = request.MaxBuy;
}
else
{
realBuy = moneyInfo.CurCoins + moneyInfo.Carry;
}
long left = moneyInfo.Carry - realBuy;
if (left < 0)
{
moneyInfo.AddCoins(left);
moneyInfo.AddCarry(realBuy);
}
var moneyevent = new MoneyChangedMqEvent
(moneyInfo.Id, moneyInfo.CurCoins,
moneyInfo.CurDiamonds, moneyInfo.MaxCoins,
moneyInfo.MaxDiamonds, 0, 0);
_busCtl.PublishExt(moneyevent);
await Task.WhenAll(_redis.SetMoney(request.Id, moneyInfo), _moneyRepository.ReplaceAsync(moneyInfo));
return(new BodyResponse <MoneyMqResponse>(StatusCodeDefines.Success, null,
new MoneyMqResponse(request.Id, moneyInfo.CurCoins, moneyInfo.CurDiamonds,
moneyInfo.MaxCoins, moneyInfo.MaxDiamonds, moneyInfo.Carry)));
}
}
