Example #1
0
        private async Task <CostSectionTotals> GetTotals(Guid revisionId)
        {
            var revision = await _efContext.CostStageRevision.Include(x => x.CostStage)
                           .FirstOrDefaultAsync(x => x.Id == revisionId);

            var costLineItems = await _costStageRevisionService.GetCostLineItems(revisionId);

            var stageDetailsForm = await _costStageRevisionService.GetStageDetails <PgStageDetailsForm>(revisionId);

            return(_pgTotalsBuilder.Build(stageDetailsForm, costLineItems, revision.CostStage.Key));
        }
        public async Task <PaymentAmountResult> CalculatePaymentAmount(Guid costStageRevisionId, bool persist = true)
        {
            var revision = await _efContext.CostStageRevision
                           .Include(csr => csr.CostFormDetails)
                           .Include(r => r.CostStage).ThenInclude(cs => cs.Cost)
                           .Include(r => r.CostStage).ThenInclude(cs => cs.CostStageRevisions)
                           .Include(r => r.StageDetails)
                           .Include(r => r.ProductDetails)
                           .Include(r => r.CostStageRevisionPaymentTotals)
                           //.AsNoTracking()
                           .FirstOrDefaultAsync(csr => csr.Id == costStageRevisionId);

            var costStage = revision.CostStage;
            var cost      = costStage.Cost;

            var stageDetailsForm      = _costStageRevisionService.GetStageDetails <PgStageDetailsForm>(revision);
            var productionDetailsForm = _costStageRevisionService.GetProductionDetails <PgProductionDetailsForm>(revision);

            //ADC-2690 revises paymentCostTotal calculation for re-opened Final Actual stage
            var previousPaymentCalculations = new List <CostStageRevisionPaymentTotal>();
            //get the latest costtotal from last approved final actual
            var previousPaymentCostTotal = new CostStageRevisionPaymentTotal();
            //flag to determine if this calculation is for the first FA or subsequent FAs
            bool isFirstFA = true;
            //check if the current cost has any Final Actual stage approved
            var approvedFinalActualStage = cost.CostStages.Find(x => x.Key == CostStages.FinalActual.ToString())?.CostStageRevisions.Find(a => a.Status == CostStageRevisionStatus.Approved);

            //if there is no final actual stage approve, then keep the current calculation as is, which is working correctly.
            if (approvedFinalActualStage == null)
            {
                previousPaymentCalculations = await _costStageRevisionService.GetAllCostPaymentTotals(cost.Id, revision.CostStage.Id);
            }
            else
            {
                //here is the area we do the calculation for re-opened FAs
                //Get All Cost Payment Totals for the current Final Actual stage
                previousPaymentCalculations = await _costStageRevisionService.GetAllCostPaymentTotalsFinalActual(cost.Id, revision.CostStage.Id);

                //extract values of CostTotal rowns of approved FA and order by calculated datetime
                var previousPaymentCostTotals = previousPaymentCalculations.Where(x => x.LineItemTotalType == Constants.CostSection.CostTotal &&
                                                                                  x.CostStageRevision.Status == CostStageRevisionStatus.Approved)
                                                .OrderBy(x => x.CalculatedAt).ToList();
                //check if there is at least 1 approved FA
                if (previousPaymentCalculations.Any() && previousPaymentCostTotals.Any())
                {
                    //if there is an approved FA, it means there is an inprogress FA, and we shall need to get the last FA for subtraction later: Grand total at Final actual -II minus Grand total in Final actual -I
                    previousPaymentCostTotal = previousPaymentCostTotals[previousPaymentCostTotals.Count() - 1];
                    //flag up this is not the first FA
                    isFirstFA = false;
                }
                else
                {
                    //otherwise, keep the calculation as is
                    previousPaymentCalculations = await _costStageRevisionService.GetAllCostPaymentTotals(cost.Id, revision.CostStage.Id);
                }
            }

            var costLineItems = await _costStageRevisionService.GetCostLineItems(costStageRevisionId);

            var totals = _pgTotalsBuilder.Build(stageDetailsForm, costLineItems, costStage.Key);
            var previousPaymentTotals = _pgTotalPaymentsBuilder.Build(previousPaymentCalculations);

            // these are totals of remaining balance
            //changed for ADC-2690
            var totalRemainingPayment = new PgPaymentRule()
            {
                StageTotals           = totals,
                BudgetRegion          = stageDetailsForm.BudgetRegion?.Key,
                ContentType           = stageDetailsForm.ContentType?.Key,
                CostType              = cost.CostType.ToString(),
                CostStages            = costStage.Key,
                ProductionType        = Constants.ProductionType.ProductionTypeList.FirstOrDefault(a => a == stageDetailsForm.ProductionType?.Key),
                DirectPaymentVendorId = productionDetailsForm.DirectPaymentVendor?.Id,
                IsAIPE = stageDetailsForm.IsAIPE,

                // we need this to match with the rules' TotalCostAmount field
                TotalCostAmount = totals.TotalCostAmountTotal,

                // this is for detailed split
                InsuranceCost      = totals.InsuranceCostTotal - previousPaymentTotals.InsuranceCostPayments,
                TechnicalFeeCost   = totals.TechnicalFeeCostTotal - previousPaymentTotals.TechnicalFeeCostPayments,
                TalentFeeCost      = totals.TalentFeeCostTotal - previousPaymentTotals.TalentFeeCostPayments,
                PostProductionCost = totals.PostProductionCostTotal - previousPaymentTotals.PostProductionCostPayments,
                ProductionCost     = totals.ProductionCostTotal - previousPaymentTotals.ProductionCostPayments,
                OtherCost          = totals.OtherCostTotal - previousPaymentTotals.OtherCostPayments,

                TargetBudgetTotalCost = totals.TargetBudgetTotal - previousPaymentTotals.TargetBudgetTotalCostPayments,
                CostCarryOverAmount   = previousPaymentTotals.CarryOverAmount
            };

            //check if this is not the calculation for the first FA then do the subtraction: Grand total at Final actual -II minus Grand total in Final actual -I
            //if not keep as is
            if (!isFirstFA)
            {
                //if this is not the first FA, it means we would have to calculated TotalCost AKA CostTotal equal Grand total at Final actual -II minus Grand total in Final actual -I
                totalRemainingPayment.TotalCost = totals.TotalCostAmountTotal - previousPaymentCostTotal.LineItemFullCost;
            }
            else
            {
                // we use this to calculate the outstanding balance where there is no detailed split
                totalRemainingPayment.TotalCost = totals.TotalCostAmountTotal - previousPaymentTotals.TotalCostPayments;
            }
            _logger.Information($"Calculating payment amount for cost: {cost.CostNumber} at stage: {costStage.Key} revision: {revision.Id}");

            // these are actual payment splits (percentages of totals)
            var paymentAmount = await GetPaymentAmount(totalRemainingPayment, previousPaymentTotals, totals, productionDetailsForm.DirectPaymentVendor?.ProductionCategory);

            if (paymentAmount != null)
            {
                if (!persist)
                {
                    return(paymentAmount);
                }
                var totalRemainingAmount = (PgPaymentRule)paymentAmount.TotalRemainingPayment;

                var nextStages = await _stageService.GetAllUpcomingStages(costStage.Key, BuType.Pg, cost.Id);

                if (nextStages != null)
                {
                    paymentAmount.ProjectedPayments = GetNextStagesPaymentAmounts(paymentAmount, totalRemainingPayment, nextStages);
                }

                var alreadySaved = await _costStageRevisionService.GetCostStageRevisionPaymentTotals(revision);

                if (alreadySaved == null || !alreadySaved.Any())
                {
                    await SaveTotals(costStageRevisionId, paymentAmount, totalRemainingAmount, isFirstFA);

                    foreach (var projectedPayment in paymentAmount.ProjectedPayments)
                    {
                        await SaveTotals(costStageRevisionId, projectedPayment, totalRemainingAmount, isFirstFA);
                    }
                }
                // UserIdentity in the parameters of below method is used only to log an activity when IO number gets changed.
                // Therefore we can pass any not null object here
                await _customObjectDataService.Save(costStageRevisionId, CustomObjectDataKeys.PgPaymentRuleInput, totalRemainingPayment, new UserIdentity());

                await _customObjectDataService.Save(costStageRevisionId, CustomObjectDataKeys.PgMatchedPaymentRule, paymentAmount.MatchedPaymentRule, new UserIdentity());

                return(paymentAmount);
            }

            _logger.Error($"Payment amount NOT calculated for cost: {cost.CostNumber} at stage: {costStage.Key} revision: {revision.Id} using rule: {totalRemainingPayment}!");
            return(null);
        }
        public async Task UpdateTechnicalFeeLineItem(Guid costId, Guid latestRevisionId)
        {
            var currentRevision = await _efContext.CostStageRevision
                                  .Include(x => x.Approvals)
                                  .ThenInclude(x => x.ApprovalMembers)
                                  .ThenInclude(x => x.CostUser)
                                  .ThenInclude(x => x.UserBusinessRoles)
                                  .ThenInclude(a => a.BusinessRole)
                                  .FirstOrDefaultAsync(x => x.Id == latestRevisionId);

            var costConsultantApprovals = currentRevision.Approvals?.Where(x =>
                                                                           x.Type == ApprovalType.IPM && x.ValidBusinessRoles?.Contains(Constants.BusinessRole.CostConsultant) == true)
                                          .ToList();

            var costConsultantSelected = costConsultantApprovals
                                         .Any(x => x.ApprovalMembers
                                              .Any(m => m.CostUser.UserBusinessRoles.Any(a => a.BusinessRole.Value == Constants.BusinessRole.CostConsultant)));
            var costLineItems = await _efContext.CostLineItem.Where(x => x.CostStageRevisionId == latestRevisionId).ToListAsync();

            var techFeeLineItem = costLineItems.FirstOrDefault(x => x.Name == Constants.CostSection.TechnicalFee);

            if (techFeeLineItem != null)
            {
                // tech fee is applicable, let's see if we need to recalculate the value
                if (costConsultantSelected && costConsultantApprovals.Any())
                {
                    // currently there is a cost consultant selected

                    var fee = await GetTechnicalFee(costId);

                    if (fee != null && fee.ConsultantRate != 0)
                    {
                        // we got a CC rate, but we only save it if current value is 0
                        if (techFeeLineItem.ValueInDefaultCurrency == 0)
                        {
                            // calculate values based on FX rate
                            var feeCurrency = await _currencyService.GetCurrency(fee.CurrencyCode);

                            if (feeCurrency != null && !feeCurrency.DefaultCurrency)
                            {
                                // only calculate fx rate for foreign currencies
                                var defaultFxRate = await _costExchangeRateService.GetExchangeRateByCurrency(costId, feeCurrency.Id);

                                techFeeLineItem.ValueInDefaultCurrency = fee.ConsultantRate * defaultFxRate.Rate;
                            }
                            else
                            {
                                techFeeLineItem.ValueInDefaultCurrency = fee.ConsultantRate;
                            }

                            var localCurrency = await _currencyService.GetCurrency(techFeeLineItem.LocalCurrencyId);

                            if (localCurrency != null && !localCurrency.DefaultCurrency)
                            {
                                var localFxRate = await _costExchangeRateService.GetExchangeRateByCurrency(costId, techFeeLineItem.LocalCurrencyId);

                                techFeeLineItem.ValueInLocalCurrency = techFeeLineItem.ValueInDefaultCurrency / localFxRate.Rate; // reverse conversion
                            }
                            else
                            {
                                techFeeLineItem.ValueInLocalCurrency = techFeeLineItem.ValueInDefaultCurrency;
                            }


                            _efContext.Update(techFeeLineItem);
                            await _efContext.SaveChangesAsync();
                        }
                    }
                }
                else if (techFeeLineItem.ValueInDefaultCurrency > 0)
                {
                    // cost consultant is not selected, but there is a fee - let's set the rate to 0 if previously we don't have any approved revisions/stages with tech fee

                    var previousRevision = await _costStageRevisionService.GetPreviousRevision(currentRevision.Id);

                    if (previousRevision != null)
                    {
                        var previousCostLineItems = await _costStageRevisionService.GetCostLineItems(previousRevision.Id);

                        var prevTechFeeLineItem = previousCostLineItems.FirstOrDefault(x => x.Name == Constants.CostSection.TechnicalFee);

                        if (prevTechFeeLineItem == null || prevTechFeeLineItem.ValueInDefaultCurrency == 0)
                        {
                            // we don't have a value - let's set it to 0
                            await SetToZeroAndSave(techFeeLineItem);
                        }
                    }
                    else
                    {
                        // we don't have a previous review - let's set it to 0
                        await SetToZeroAndSave(techFeeLineItem);
                    }
                }
            }
        }