private static IEnumerable <ValidityPeriod> GetPreviousContiguousValidPeriods(List <ValidityPeriod> allPeriods,
ValidityPeriod period)
{
while (period != null)
{
yield return(period);
ValidityPeriod previousPeriod =
allPeriods.SingleOrDefault(p => p.Status == "Valid" && p.To.Equals(period.From) && p.Sequence != period.Sequence);
period = previousPeriod;
}
}
public ValidityPeriod GetOrAddPeriod(int sequence)
{
var period = Periods.FirstOrDefault(p => p.Sequence == sequence);
if (period == null)
{
period = new ValidityPeriod
{
Sequence = sequence
};
Periods.Add(period);
}
return(period);
}
private void BuildDocumentProjector()
{
var documentMapBuilder = new EventMapBuilder <DocumentCountProjection, string, ProjectionContext>();
documentMapBuilder
.Map <WarrantAssignedEvent>()
.AsCreateOf(anEvent => anEvent.Number)
.Using((document, anEvent) =>
{
document.Type = "Warrant";
document.Kind = anEvent.Kind;
document.Country = anEvent.Country;
document.CountryName = GetCountryName(anEvent.Country);
document.State = anEvent.InitialState;
});
documentMapBuilder
.Map <CertificateIssuedEvent>()
.AsCreateOf(anEvent => anEvent.Number)
.Using((document, anEvent) =>
{
document.Type = "Certificate";
document.Kind = anEvent.Kind;
document.Country = anEvent.Country;
document.CountryName = GetCountryName(anEvent.Country);
document.State = anEvent.InitialState;
});
documentMapBuilder
.Map <ConstitutionEstablishedEvent>()
.AsUpdateOf(anEvent => anEvent.Number)
.Using((document, anEvent) =>
{
document.Type = "Constitution";
document.Kind = anEvent.Kind;
document.Country = anEvent.Country;
document.CountryName = GetCountryName(anEvent.Country);
document.State = anEvent.InitialState;
});
documentMapBuilder
.Map <LicenseGrantedEvent>()
.AsCreateOf(anEvent => anEvent.Number)
.Using((document, anEvent) =>
{
document.Type = "Audit";
document.Kind = anEvent.Kind;
document.Country = anEvent.Country;
document.CountryName = GetCountryName(anEvent.Country);
document.State = anEvent.InitialState;
});
documentMapBuilder
.Map <ContractNegotiatedEvent>()
.AsCreateOf(anEvent => anEvent.Number)
.Using((document, anEvent) =>
{
document.Type = "Task";
document.Kind = anEvent.Kind;
document.Country = anEvent.Country;
document.CountryName = GetCountryName(anEvent.Country);
document.State = anEvent.InitialState;
});
documentMapBuilder
.Map <BondIssuedEvent>()
.AsCreateOf(anEvent => anEvent.Number)
.Using((document, anEvent) =>
{
document.Type = "IsolationCertificate";
document.Kind = anEvent.Kind;
document.Country = anEvent.Country;
document.CountryName = GetCountryName(anEvent.Country);
document.State = anEvent.InitialState;
});
documentMapBuilder
.Map <AreaRestrictedEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) => document.RestrictedArea = anEvent.Area);
documentMapBuilder
.Map <AreaRestrictionCancelledEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) => document.RestrictedArea = null);
documentMapBuilder
.Map <StateTransitionedEvent>()
.When(anEvent => anEvent.State != "Closed")
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) => document.State = anEvent.State);
documentMapBuilder
.Map <StateRevertedEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) => document.State = anEvent.State);
documentMapBuilder
.Map <DocumentArchivedEvent>()
.AsDeleteOf(anEvent => anEvent.DocumentNumber);
documentMapBuilder
.Map <CountryCorrectedEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) =>
{
document.Country = anEvent.Country;
document.CountryName = GetCountryName(anEvent.Country);
});
documentMapBuilder
.Map <NextReviewScheduledEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) => document.NextReviewAt = anEvent.NextReviewAt);
documentMapBuilder
.Map <LifetimeRestrictedEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) => document.LifetimePeriodEnd = anEvent.PeriodEnd);
documentMapBuilder
.Map <LifetimeRestrictionRemovedEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) => document.LifetimePeriodEnd = null);
documentMapBuilder
.Map <ValidityPeriodPlannedEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) =>
{
ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
period.From = anEvent.From;
period.To = anEvent.To;
});
documentMapBuilder
.Map <ValidityPeriodResetEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) =>
{
ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
period.From = null;
period.To = null;
});
documentMapBuilder
.Map <ValidityPeriodApprovedEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) =>
{
ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
period.Status = "Valid";
ValidityPeriod lastValidPeriod = document.Periods.LastOrDefault(aPeriod => aPeriod.Status == "Valid");
ValidityPeriod[] contiguousPeriods = GetPreviousContiguousValidPeriods(document.Periods, lastValidPeriod)
.OrderBy(x => x.Sequence).ToArray();
document.StartDateTime = contiguousPeriods.Any() ? contiguousPeriods.First().From : DateTime.MinValue;
document.EndDateTime = contiguousPeriods.Any() ? contiguousPeriods.Last().To : DateTime.MaxValue;
});
documentMapBuilder
.Map <ValidityPeriodClosedEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) =>
{
ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
period.Status = "Closed";
period.To = anEvent.ClosedAt;
});
documentMapBuilder
.Map <ValidityPeriodCanceledEvent>()
.AsUpdateOf(anEvent => anEvent.DocumentNumber)
.Using((document, anEvent) =>
{
ValidityPeriod period = document.GetOrAddPeriod(anEvent.Sequence);
period.Status = "Canceled";
});
documentCountProjector =
new ExampleProjector <DocumentCountProjection>(documentMapBuilder, store, stats, countryLookupProjector)
{
Id = "DocumentCount"
};
}