public Task <AsyncTaskResult> HandleAsync(SpecificationStockChangedEvent evnt)
{
return(TryTransactionAsync(async(connection, transaction) =>
{
var effectedRows = await connection.UpdateAsync(new
{
EventSequence = evnt.Sequence
}, new
{
Id = evnt.AggregateRootId,
Version = evnt.Version,
EventSequence = evnt.Sequence - 1
}, ConfigSettings.GoodsTable, transaction);
if (effectedRows == 1)
{
await connection.UpdateAsync(new
{
Stock = evnt.Stock,
AvailableQuantity = evnt.AvailableQuantity
}, new
{
GoodsId = evnt.AggregateRootId,
Id = evnt.SpecificationId
}, ConfigSettings.SpecificationTable, transaction);
}
}));
}
private void Handle(SpecificationStockChangedEvent evnt)
{
_specifications.Single(x => x.Id == evnt.SpecificationId).Stock = evnt.Stock;
}
