public bool IsValidEvent(EventBase ev)
{
var currentProposal = _repo.GetById(ev.ProposalId);
if (currentProposal == null && ev is ProposalCreatedEvent)
{
return(true);
}
if (currentProposal == null)
{
return(false);
}
if (currentProposal.Events.Any(e => e.Id == ev.Id && e.Action == ev.Action))
{
return(false);
}
if (currentProposal.Events.Any(e => e.Timestamp > ev.Timestamp))
{
return(false);
}
return(true);
}
// # Essa função recebe uma lista de mensagens, por exemplo:
// #
// # [
// # "72ff1d14-756a-4549-9185-e60e326baf1b,proposal,created,2019-11-11T14:28:01Z,80921e5f-4307-4623-9ddb-5bf826a31dd7,1141424.0,240",
// # "af745f6d-d5c0-41e9-b04f-ee524befa425,warranty,added,2019-11-11T14:28:01Z,80921e5f-4307-4623-9ddb-5bf826a31dd7,31c1dd83-8fb7-44ff-8cb7-947e604f6293,3245356.0,DF",
// # "450951ee-a38d-475c-ac21-f22b4566fb29,warranty,added,2019-11-11T14:28:01Z,80921e5f-4307-4623-9ddb-5bf826a31dd7,c8753500-1982-4003-8287-3b46c75d4803,3413113.45,DF",
// # "66882b68-baa4-47b1-9cc7-7db9c2d8f823,proponent,added,2019-11-11T14:28:01Z,80921e5f-4307-4623-9ddb-5bf826a31dd7,3f52890a-7e9a-4447-a19b-bb5008a09672,Ismael Streich Jr.,42,62615.64,true"
// # ]
// #
// # Complete a função para retornar uma string com os IDs das propostas válidas no seguinte formato (separado por vírgula):
// # "52f0b3f2-f838-4ce2-96ee-9876dd2c0cf6,51a41350-d105-4423-a9cf-5a24ac46ae84,50cedd7f-44fd-4651-a4ec-f55c742e3477"
public string ProcessMessages(IEnumerable <string> messages)
{
IDictionary <Guid, Proposal> proposals = new Dictionary <Guid, Proposal>();
foreach (var message in messages)
{
EventBase ev = Parse(message);
if (!_consumer.IsValidEvent(ev))
{
continue;
}
_consumer.Consume(ev);
var proposal = _repo.GetById(ev.ProposalId);
proposals[proposal.Id] = proposal;
}
var validProposals = proposals
.Where(p => p.Value.IsValid())
.Select(p => p.Key.ToString());
return(string.Join(',', validProposals));
}
public async Task <ProposalModel> GetById(int id)
{
return(await proposalRepository.GetById(id));
}