private IEnumerable <ProfilingPeriod> MergeProfilingPeriods(IEnumerable <ProfilingPeriod> lhs, IEnumerable <ProfilingPeriod> rhs)
{
if (lhs.IsNullOrEmpty())
{
return(DuplicateEnumerable(rhs));
}
List <ProfilingPeriod> list = new List <ProfilingPeriod>(lhs);
JsonSerializerSettings deserialiseSettings = new JsonSerializerSettings {
ObjectCreationHandling = ObjectCreationHandling.Replace
};
foreach (ProfilingPeriod item in rhs)
{
ProfilingPeriod foundItem = lhs.FirstOrDefault(p => p.PeriodDate == item.PeriodDate && p.Type == item.Type && p.DistributionPeriod == item.DistributionPeriod);
if (foundItem == null)
{
ProfilingPeriod clone = JsonConvert.DeserializeObject <ProfilingPeriod>(JsonConvert.SerializeObject(item), deserialiseSettings);
list.Add(clone);
}
else
{
foundItem.Value += item.Value;
}
}
return(list);
}
private (IEnumerable <ProviderVariationError> variationErrors, bool canContinue) ProcessProviderClosedWithSuccessor(
ProviderChangeItem providerChange,
AllocationLine allocationLine,
SpecificationCurrentVersion specification,
IEnumerable <PublishedProviderResultExisting> existingPublishedProviderResults,
IEnumerable <PublishedProviderResult> allPublishedProviderResults,
List <PublishedProviderResult> resultsToSave,
Reference author,
Period fundingPeriod)
{
List <ProviderVariationError> errors = new List <ProviderVariationError>();
_logger.Information($"Processing Provider '{providerChange.UpdatedProvider.Id}' when closed with successor but has no existing result. Specifiction '{specification.Id}' and allocation line {allocationLine.Id}");
// Get previous result for affected provider
PublishedProviderResultExisting affectedProviderExistingResult = existingPublishedProviderResults.FirstOrDefault(r => r.ProviderId == providerChange.UpdatedProvider.Id &&
r.AllocationLineId == allocationLine.Id);
if (affectedProviderExistingResult == null)
{
_logger.Information($"No existing result for provider {providerChange.UpdatedProvider.Id} and allocation line {allocationLine.Id} to vary. Specification '{specification.Id}'");
return(errors, true);
}
if (affectedProviderExistingResult.HasResultBeenVaried)
{
// Don't apply variation logic to an already varied result
_logger.Information($"Result for provider {providerChange.UpdatedProvider.Id} and allocation line {allocationLine.Id} has already been varied. Specification '{specification.Id}'");
return(errors, false);
}
// Find profiling periods after the variation date, for the affected provider
IEnumerable <ProfilingPeriod> affectedProfilingPeriods = Enumerable.Empty <ProfilingPeriod>();
if (!affectedProviderExistingResult.ProfilePeriods.IsNullOrEmpty())
{
affectedProfilingPeriods = affectedProviderExistingResult.ProfilePeriods.Where(p => p.PeriodDate > specification.VariationDate);
}
if (affectedProfilingPeriods.IsNullOrEmpty())
{
_logger.Information($"There are no affected profiling periods for the allocation line result {allocationLine.Id} and provider {providerChange.UpdatedProvider.Id}");
return(errors, true);
}
// Check for an existing result for the successor
IEnumerable <PublishedProviderResult> successorResults = resultsToSave.Where(r => r.ProviderId == providerChange.SuccessorProviderId);
PublishedProviderResult successorResult = null;
// Find existing result which is in the same funding stream as current allocation line (spec may have multiple) and which matches the provider type and subtype
if (successorResults.Any())
{
foreach (PublishedProviderResult existingResult in successorResults)
{
foreach (FundingStream fundingStream in specification.FundingStreams)
{
if (fundingStream.AllocationLines.Any(a => a.Id == allocationLine.Id))
{
foreach (AllocationLine fsAllocationLine in fundingStream.AllocationLines)
{
if (fsAllocationLine.ProviderLookups.AnyWithNullCheck(p => p.ProviderType == providerChange.SuccessorProvider.ProviderType && p.ProviderSubType == providerChange.SuccessorProvider.ProviderSubType))
{
successorResult = existingResult;
break;
}
}
if (successorResult != null)
{
break;
}
}
}
if (successorResult != null)
{
break;
}
}
}
if (successorResult == null)
{
// If no new result for the successor then create one
successorResult = CreateSuccessorResult(specification, providerChange, author, fundingPeriod);
_logger.Information($"Creating new result for successor provider {providerChange.UpdatedProvider.Id} and allocation line {allocationLine.Id}. Specification '{specification.Id}'");
resultsToSave.Add(successorResult);
}
// Copy info from existing result otherwise they won't be set
successorResult.FundingStreamResult.AllocationLineResult.Current.ProfilingPeriods = MergeProfilingPeriods(successorResult.FundingStreamResult.AllocationLineResult.Current.ProfilingPeriods, affectedProviderExistingResult.ProfilePeriods);
successorResult.FundingStreamResult.AllocationLineResult.Current.FinancialEnvelopes = MergeFinancialEnvelopes(successorResult.FundingStreamResult.AllocationLineResult.Current.FinancialEnvelopes, affectedProviderExistingResult.FinancialEnvelopes);
decimal affectedProfilingPeriodsTotal = affectedProfilingPeriods.Sum(p => p.Value);
// As we have moved all the periods from the affected result to the successor result we need to zero out the unaffected profile periods
IEnumerable <ProfilingPeriod> unaffectedProfilingPeriods = affectedProviderExistingResult.ProfilePeriods.Except(affectedProfilingPeriods);
foreach (ProfilingPeriod profilePeriod in unaffectedProfilingPeriods)
{
ProfilingPeriod successorProfilePeriod = successorResult.FundingStreamResult.AllocationLineResult.Current.ProfilingPeriods.FirstOrDefault(p => p.Period == profilePeriod.Period && p.Year == profilePeriod.Year && p.Type == profilePeriod.Type);
// Zero the unaffected profile period
successorProfilePeriod.Value = 0;
}
// Set the allocation total to the sum of the affected profiling periods
successorResult.FundingStreamResult.AllocationLineResult.Current.Value += affectedProfilingPeriodsTotal;
// Set a flag to indicate successor result has been varied
successorResult.FundingStreamResult.AllocationLineResult.HasResultBeenVaried = true;
// See if the affected provider has already had a result generated that needs to be saved
PublishedProviderResult affectedResult = resultsToSave.FirstOrDefault(r => r.ProviderId == providerChange.UpdatedProvider.Id &&
r.FundingStreamResult.AllocationLineResult.AllocationLine.Id == allocationLine.Id);
if (affectedResult == null)
{
// No new result to save so copy the from the generated version to use as a base
affectedResult = allPublishedProviderResults.FirstOrDefault(r => r.ProviderId == providerChange.UpdatedProvider.Id &&
r.FundingStreamResult.AllocationLineResult.AllocationLine.Id == allocationLine.Id);
if (affectedResult == null)
{
errors.Add(new ProviderVariationError {
AllocationLineId = allocationLine.Id, Error = "Could not find/create result for affected provider", UKPRN = providerChange.UpdatedProvider.UKPRN
});
return(errors, false);
}
_logger.Information($"Creating new result for affected provider {providerChange.UpdatedProvider.Id} and allocation line {allocationLine.Id}. Specification '{specification.Id}'");
resultsToSave.Add(affectedResult);
}
// Have to copy info from existing result otherwise they won't be set
CopyPropertiesFromExisitngResult(affectedResult, affectedProviderExistingResult);
EnsureProviderUpToDate(affectedResult, providerChange);
// Zero out the affected profile periods in the affected provider
foreach (ProfilingPeriod profilePeriod in affectedProfilingPeriods)
{
profilePeriod.Value = 0;
}
// Remove the amount in the affected profiling periods from the affected providers allocation total
affectedResult.FundingStreamResult.AllocationLineResult.Current.Value -= affectedProfilingPeriodsTotal;
// Set a flag to indicate result has been varied
affectedResult.FundingStreamResult.AllocationLineResult.HasResultBeenVaried = true;
// Ensure the predecessor information is added to the successor
EnsurePredecessors(successorResult, providerChange.UpdatedProvider.UKPRN);
return(errors, true);
}
private (IEnumerable <ProviderVariationError> variationErrors, bool canContinue) ProcessProviderClosedWithSuccessor(
ProviderChangeItem providerChange,
AllocationLine allocationLine,
SpecificationCurrentVersion specification,
IEnumerable <PublishedProviderResultExisting> existingPublishedProviderResults,
IEnumerable <PublishedProviderResult> allPublishedProviderResults,
List <PublishedProviderResult> resultsToSave,
PublishedProviderResultExisting successorExistingResult)
{
List <ProviderVariationError> errors = new List <ProviderVariationError>();
_logger.Information($"Processing provider {providerChange.UpdatedProvider.Id} when closed with successor. Specification '{specification.Id}' and allocation line {allocationLine.Id}");
// Get previous result for affected provider
PublishedProviderResultExisting affectedProviderExistingResult = existingPublishedProviderResults.FirstOrDefault(r => r.ProviderId == providerChange.UpdatedProvider.Id &&
r.AllocationLineId == allocationLine.Id);
if (affectedProviderExistingResult == null)
{
_logger.Information($"No existing result for provider {providerChange.UpdatedProvider.Id} and allocation line {allocationLine.Id} to vary. Specification '{specification.Id}'");
return(errors, true);
}
if (affectedProviderExistingResult.HasResultBeenVaried)
{
// Don't apply variation logic to an already varied result
_logger.Information($"Result for provider {providerChange.UpdatedProvider.Id} and allocation line {allocationLine.Id} has already been varied. Specification '{specification.Id}'");
return(errors, false);
}
// Find profiling periods after the variation date, for the affected provider
IEnumerable <ProfilingPeriod> affectedProfilingPeriods = Enumerable.Empty <ProfilingPeriod>();
if (!affectedProviderExistingResult.ProfilePeriods.IsNullOrEmpty())
{
affectedProfilingPeriods = affectedProviderExistingResult.ProfilePeriods.Where(p => p.PeriodDate > specification.VariationDate);
}
if (affectedProfilingPeriods.IsNullOrEmpty())
{
_logger.Information($"There are no affected profiling periods for the allocation line result {allocationLine.Id} and provider {providerChange.UpdatedProvider.Id}");
return(errors, true);
}
// See if the successor has already had a result generated that needs to be saved
PublishedProviderResult successorResult = resultsToSave.FirstOrDefault(r => r.ProviderId == providerChange.SuccessorProviderId &&
(allocationLine.ProviderLookups != null &&
allocationLine.ProviderLookups.Any(p => p.ProviderType == providerChange.UpdatedProvider.ProviderType && p.ProviderSubType == providerChange.UpdatedProvider.ProviderSubType)));
if (successorResult == null)
{
// If no new result for the successor so copy from the generated list as a base
successorResult = allPublishedProviderResults.FirstOrDefault(r => r.ProviderId == providerChange.SuccessorProviderId &&
(allocationLine.ProviderLookups != null &&
allocationLine.ProviderLookups.Any(p => p.ProviderType == providerChange.UpdatedProvider.ProviderType && p.ProviderSubType == providerChange.UpdatedProvider.ProviderSubType)));
if (successorResult == null)
{
_logger.Information($"Could not find result for successor provider {providerChange.UpdatedProvider.Id} and allocation line {allocationLine.Id} to update. Specification '{specification.Id}'");
errors.Add(new ProviderVariationError {
UKPRN = providerChange.UpdatedProvider.UKPRN, Error = "Could not find/create result for successor", AllocationLineId = allocationLine.Id
});
return(errors, false);
}
_logger.Information($"Creating new result for successor provider {providerChange.UpdatedProvider.Id} and allocation line {allocationLine.Id}. Specification '{specification.Id}'");
resultsToSave.Add(successorResult);
}
// Have to copy info from existing result otherwise they won't be set
CopyPropertiesFromExisitngResult(successorResult, successorExistingResult);
EnsurePredecessors(successorResult, affectedProviderExistingResult.ProviderId);
decimal affectedProfilingPeriodsTotal = affectedProfilingPeriods.Sum(p => p.Value);
// Move the values from each affected profiling periods from the affected provider to the successor
foreach (ProfilingPeriod profilePeriod in affectedProfilingPeriods)
{
ProfilingPeriod successorProfilePeriod = successorResult.FundingStreamResult.AllocationLineResult.Current.ProfilingPeriods.FirstOrDefault(p => p.Period == profilePeriod.Period && p.Year == profilePeriod.Year && p.Type == profilePeriod.Type);
if (successorProfilePeriod == null)
{
_logger.Information($"Creating new profile for successor provider {providerChange.SuccessorProviderId}. Specification '{specification.Id}' and allocation line {allocationLine.Id}");
successorProfilePeriod = new Models.Results.ProfilingPeriod
{
DistributionPeriod = profilePeriod.DistributionPeriod,
Occurrence = profilePeriod.Occurrence,
Period = profilePeriod.Period,
Type = profilePeriod.Type,
Year = profilePeriod.Year
};
List <ProfilingPeriod> tempPeriods = new List <ProfilingPeriod>(successorResult.FundingStreamResult.AllocationLineResult.Current.ProfilingPeriods);
tempPeriods.AddRange(new[] { successorProfilePeriod });
successorResult.FundingStreamResult.AllocationLineResult.Current.ProfilingPeriods = tempPeriods;
}
// Add the value from the affected profile to the matching successor profile
successorProfilePeriod.Value += profilePeriod.Value;
}
// Add the amount in the affected profiling periods to the successors allocation total
successorResult.FundingStreamResult.AllocationLineResult.Current.Value += affectedProfilingPeriodsTotal;
// Set a flag to indicate successor result has been varied
successorResult.FundingStreamResult.AllocationLineResult.HasResultBeenVaried = true;
// See if the affected provider has already had a result generated that needs to be saved
PublishedProviderResult affectedResult = resultsToSave.FirstOrDefault(r => r.ProviderId == providerChange.UpdatedProvider.Id &&
r.FundingStreamResult.AllocationLineResult.AllocationLine.Id == allocationLine.Id);
if (affectedResult == null)
{
// No new result to save so copy the from the generated version to use as a base
affectedResult = allPublishedProviderResults.FirstOrDefault(r => r.ProviderId == providerChange.UpdatedProvider.Id &&
r.FundingStreamResult.AllocationLineResult.AllocationLine.Id == allocationLine.Id);
if (affectedResult == null)
{
errors.Add(new ProviderVariationError {
AllocationLineId = allocationLine.Id, Error = "Could not find/create result for successor", UKPRN = providerChange.UpdatedProvider.UKPRN
});
return(errors, false);
}
_logger.Information($"Creating new result for affected provider {providerChange.UpdatedProvider.Id} and allocation line {allocationLine.Id}. Specification '{specification.Id}'");
resultsToSave.Add(affectedResult);
}
// Have to copy info from existing result otherwise they won't be set
CopyPropertiesFromExisitngResult(affectedResult, affectedProviderExistingResult);
EnsureProviderUpToDate(affectedResult, providerChange);
// Zero out the affected profile periods in the affected provider
foreach (ProfilingPeriod profilePeriod in affectedProfilingPeriods)
{
profilePeriod.Value = 0;
}
// Remove the amount in the affected profiling periods from the affected providers allocation total
affectedResult.FundingStreamResult.AllocationLineResult.Current.Value -= affectedProfilingPeriodsTotal;
// Set a flag to indicate result has been varied
affectedResult.FundingStreamResult.AllocationLineResult.HasResultBeenVaried = true;
// Ensure the predecessor information is added to the successor
EnsurePredecessors(successorResult, providerChange.UpdatedProvider.UKPRN);
return(errors, true);
}
