public Task Handle(Mint command, IMessageContext context)
{
if (Data.IdempotencyToken == command.IdempotencyToken)
{
return(CompletedTask);
}
var @event = new MintRequested(command.AggregateId, command.CatalogId, command.IdempotencyToken);
var commands = new List <StartMintJob>();
var jobId = 1;
var start = 1L;
var remaining = command.Quantity;
for ( ; start <= command.Quantity; start += MintBatchSize, remaining -= MintBatchSize, jobId++)
{
var count = Min(remaining, MintBatchSize);
var mintJob = new MintJob(jobId, command.CatalogId, start, count);
var startMintJob = new StartMintJob(@event.AggregateId,
jobId - 1,
mintJob.Id,
mintJob.CatalogId,
mintJob.StartOfSequence,
mintJob.Count);
@event.MintJobs.Add(mintJob);
commands.Add(startMintJob);
}
Record(@event);
return(context.Send(commands));
}
void Apply(MintRequested @event)
{
Data.Id = @event.AggregateId;
Data.State = Started;
Data.CatalogId = @event.CatalogId;
Data.IdempotencyToken = @event.IdempotencyToken;
foreach (var mintJob in @event.MintJobs)
{
Data.MintJobs.Add(mintJob);
}
}