adjust hpp per farm query to take feed and ovk

internal/common/repository/common.hppv2.repository.go

@@ -114,6 +114,12 @@ type HppV2CostRepository interface {
 	GetChickinPopulationByPFKForFarm(ctx context.Context, projectFlockID uint) (map[uint]float64, error)
 	GetMultiplicationPercentages(ctx context.Context, houseTypes []string, maxDay int, projectFlockID uint) (map[string]map[int]float64, map[string]*time.Time, error)
 	ListUsageCostRowsByProductFlags(ctx context.Context, projectFlockKandangIDs []uint, flagNames []string, date *time.Time) ([]HppV2UsageCostRow, error)
+	// ListLayingUsageCostRowsByProductFlags meng-anchor atribusi ke kandang recording
+	// (recordings.project_flock_kandangs_id), bukan ke recording_stocks.project_flock_kandang_id.
+	// Diperlukan karena pakan/OVK kandang LAYING yang dikonsumsi dari gudang tipe LOKASI
+	// punya recording_stocks.project_flock_kandang_id = NULL — kasus ini harus tetap diatribusikan
+	// ke kandang laying sebagai production_cost (bukan jatuh ke RECORDING_STOCK_ROUTE / pullet_cost).
+	ListLayingUsageCostRowsByProductFlags(ctx context.Context, layingProjectFlockKandangID uint, flagNames []string, date *time.Time) ([]HppV2UsageCostRow, error)
 	ListAdjustmentCostRowsByProductFlags(ctx context.Context, projectFlockKandangIDs []uint, flagNames []string, date *time.Time) ([]HppV2AdjustmentCostRow, error)
 	ListExpenseRealizationRowsByProjectFlockKandangIDs(ctx context.Context, projectFlockKandangIDs []uint, date *time.Time, ekspedisi bool) ([]HppV2ExpenseCostRow, error)
 	ListExpenseRealizationRowsByProjectFlockID(ctx context.Context, projectFlockID uint, date *time.Time, ekspedisi bool) ([]HppV2ExpenseCostRow, error)
@@ -367,18 +373,19 @@ func (r *HppV2RepositoryImpl) GetRecordingStockRoutingAdjustmentCostByProjectFlo
 		Joins("JOIN purchase_items AS pi ON pi.id = sa.stockable_id").
 		Where("pfk_rec.project_flock_id = ?", projectFlockID).
 		Where("DATE(r.record_datetime) <= DATE(?)", periodDate).
+		// Hanya routing cross-kandang ASLI: stok yang dicatat di recording kandang X tetapi
+		// recording_stocks.project_flock_kandang_id menunjuk kandang lain (Y) saat ada transfer.
+		// Cabang lama "NOT(transferExists) AND rs.pfk IS NULL" DIHAPUS — kasus pakan/OVK laying
+		// dari gudang LOKASI (pfk NULL) kini diatribusikan sebagai production_cost via
+		// ListLayingUsageCostRowsByProductFlags, sehingga kedua jalur jadi disjoint (tanpa dobel).
 		Where(
 			fmt.Sprintf(
-				"((%s) AND rs.project_flock_kandang_id IS NOT NULL AND rs.project_flock_kandang_id <> r.project_flock_kandangs_id) OR (NOT (%s) AND rs.project_flock_kandang_id IS NULL)",
-				transferExistsCondition,
+				"(%s) AND rs.project_flock_kandang_id IS NOT NULL AND rs.project_flock_kandang_id <> r.project_flock_kandangs_id",
 				transferExistsCondition,
 			),
 			periodDate,
 			string(utils.ApprovalWorkflowTransferToLaying),
 			entity.ApprovalActionApproved,
-			periodDate,
-			string(utils.ApprovalWorkflowTransferToLaying),
-			entity.ApprovalActionApproved,
 		).
 		Where("EXISTS (SELECT 1 FROM flags f WHERE f.flagable_id = pw.product_id AND f.flagable_type = ? AND f.name IN ?)", entity.FlagableTypeProduct, flags).
 		Scan(&total).Error
@@ -585,6 +592,91 @@ func (r *HppV2RepositoryImpl) ListUsageCostRowsByProductFlags(
 	return rows, nil
 }
 
+// ListLayingUsageCostRowsByProductFlags identik dengan ListUsageCostRowsByProductFlags,
+// tetapi atribusi baris ditentukan oleh kandang RECORDING (r.project_flock_kandangs_id),
+// dengan recording_stocks.project_flock_kandang_id boleh NULL (gudang LOKASI) atau sama
+// dengan kandang laying. Baris yang routed ke kandang lain (rs.pfk <> kandang recording)
+// SENGAJA TIDAK diikutkan di sini — itu ranah RECORDING_STOCK_ROUTE.
+func (r *HppV2RepositoryImpl) ListLayingUsageCostRowsByProductFlags(
+	ctx context.Context,
+	layingProjectFlockKandangID uint,
+	flagNames []string,
+	date *time.Time,
+) ([]HppV2UsageCostRow, error) {
+	if layingProjectFlockKandangID == 0 || len(flagNames) == 0 {
+		return []HppV2UsageCostRow{}, nil
+	}
+	if date == nil {
+		now := time.Now()
+		date = &now
+	}
+
+	stockablePurchase := fifo.StockableKeyPurchaseItems.String()
+	stockableAdjustment := fifo.StockableKeyAdjustmentIn.String()
+	usableRecordingStock := fifo.UsableKeyRecordingStock.String()
+
+	rows := make([]HppV2UsageCostRow, 0)
+	err := r.db.WithContext(ctx).
+		Table("recordings AS r").
+		Select(`
+			sa.stockable_type AS stockable_type,
+			sa.stockable_id AS stockable_id,
+			COALESCE(pi.product_id, ast_pw.product_id, 0) AS source_product_id,
+			COALESCE(pi_prod.name, ast_prod.name, '') AS source_product_name,
+			COALESCE(SUM(sa.qty), 0) AS qty,
+			COALESCE(MAX(CASE
+				WHEN sa.stockable_type = ? THEN COALESCE(pi.price, 0)
+				WHEN sa.stockable_type = ? THEN COALESCE(ast.price, 0)
+				ELSE 0
+			END), 0) AS unit_price,
+			COALESCE(SUM(sa.qty * CASE
+				WHEN sa.stockable_type = ? THEN COALESCE(pi.price, 0)
+				WHEN sa.stockable_type = ? THEN COALESCE(ast.price, 0)
+				ELSE 0
+			END), 0) AS total_cost,
+			MIN(r.record_datetime) AS first_used_at,
+			MAX(r.record_datetime) AS last_used_at
+		`,
+			stockablePurchase,
+			stockableAdjustment,
+			stockablePurchase,
+			stockableAdjustment,
+		).
+		Joins("JOIN recording_stocks AS rs ON rs.recording_id = r.id").
+		Joins("JOIN product_warehouses AS pw ON pw.id = rs.product_warehouse_id").
+		Joins(
+			"JOIN stock_allocations AS sa ON sa.usable_type = ? AND sa.usable_id = rs.id AND (sa.stockable_type = ? OR sa.stockable_type = ?) AND sa.status = ? AND sa.allocation_purpose = ?",
+			usableRecordingStock,
+			stockablePurchase,
+			stockableAdjustment,
+			entity.StockAllocationStatusActive,
+			entity.StockAllocationPurposeConsume,
+		).
+		Joins("LEFT JOIN purchase_items AS pi ON pi.id = sa.stockable_id AND sa.stockable_type = ?", stockablePurchase).
+		Joins("LEFT JOIN products AS pi_prod ON pi_prod.id = pi.product_id").
+		Joins("LEFT JOIN adjustment_stocks AS ast ON ast.id = sa.stockable_id AND sa.stockable_type = ?", stockableAdjustment).
+		Joins("LEFT JOIN product_warehouses AS ast_pw ON ast_pw.id = ast.product_warehouse_id").
+		Joins("LEFT JOIN products AS ast_prod ON ast_prod.id = ast_pw.product_id").
+		Where("r.project_flock_kandangs_id = ?", layingProjectFlockKandangID).
+		Where("(rs.project_flock_kandang_id IS NULL OR rs.project_flock_kandang_id = ?)", layingProjectFlockKandangID).
+		Where("r.deleted_at IS NULL").
+		Where("r.record_datetime <= ?", *date).
+		Where("EXISTS (SELECT 1 FROM flags f WHERE f.flagable_id = pw.product_id AND f.flagable_type = ? AND f.name IN ?)", entity.FlagableTypeProduct, flagNames).
+		Group(`
+			sa.stockable_type,
+			sa.stockable_id,
+			COALESCE(pi.product_id, ast_pw.product_id, 0),
+			COALESCE(pi_prod.name, ast_prod.name, '')
+		`).
+		Order("MIN(r.record_datetime) ASC, sa.stockable_type ASC, sa.stockable_id ASC").
+		Scan(&rows).Error
+	if err != nil {
+		return nil, err
+	}
+
+	return rows, nil
+}
+
 func (r *HppV2RepositoryImpl) ListAdjustmentCostRowsByProductFlags(
 	ctx context.Context,
 	projectFlockKandangIDs []uint,

internal/common/repository/common.hppv2.repository_test.go

@@ -192,19 +192,27 @@ func TestHppV2RepositoryGetRecordingStockRoutingAdjustmentCostByProjectFlockID(t
 
 	repo := &HppV2RepositoryImpl{db: db}
 
+	// Route sekarang HANYA menangkap routing cross-kandang asli
+	// (transferExists AND rs.pfk IS NOT NULL AND rs.pfk <> r.project_flock_kandangs_id).
+	// Baris pfk NULL (gudang LOKASI) tidak lagi masuk route — kini jadi production_cost
+	// laying-usage via ListLayingUsageCostRowsByProductFlags.
+	// Pada 2026-04-30 hanya rs 102 yang lolos: recording pfk 101 (transfer 1001 approved &
+	// executed, effective 04-05 <= 04-30), rs.pfk 201 <> 101 → 1 × 110 = 110.
 	periodDate := mustJakartaTime(t, "2026-04-30 00:00:00")
 	total, err := repo.GetRecordingStockRoutingAdjustmentCostByProjectFlockID(context.Background(), 1, periodDate)
 	if err != nil {
 		t.Fatalf("expected no error, got %v", err)
 	}
-	assertFloatEquals(t, total, 750)
+	assertFloatEquals(t, total, 110)
 
+	// Pada 2026-04-10 hanya recording pfk 101 & 102 yang masuk rentang tanggal; tetap hanya
+	// rs 102 (cross-kandang) yang lolos → 110.
 	earlyPeriod := mustJakartaTime(t, "2026-04-10 23:59:59")
 	earlyTotal, err := repo.GetRecordingStockRoutingAdjustmentCostByProjectFlockID(context.Background(), 1, earlyPeriod)
 	if err != nil {
 		t.Fatalf("expected no error, got %v", err)
 	}
-	assertFloatEquals(t, earlyTotal, 240)
+	assertFloatEquals(t, earlyTotal, 110)
 }
 
 func setupHppV2RepositoryTestDB(t *testing.T) *gorm.DB {

internal/common/service/common.hppv2.service.go

@@ -55,6 +55,10 @@ type HppV2Service interface {
 	GetDirectPulletPurchaseBreakdown(projectFlockKandangId uint, endDate *time.Time) (*HppV2Component, error)
 	GetBopRegularBreakdown(projectFlockKandangId uint, endDate *time.Time) (*HppV2Component, error)
 	GetBopEkspedisiBreakdown(projectFlockKandangId uint, endDate *time.Time) (*HppV2Component, error)
+	// GetBopRegularProductionScopeRange / GetBopEkspedisiProductionScopeRange mengembalikan BOP
+	// production_cost untuk rentang [startDate, endDate] secara range-correct (tidak pernah negatif).
+	GetBopRegularProductionScopeRange(projectFlockKandangId uint, startDate, endDate *time.Time) (float64, error)
+	GetBopEkspedisiProductionScopeRange(projectFlockKandangId uint, startDate, endDate *time.Time) (float64, error)
 	GetHppEstimationDanRealisasi(totalProductionCost float64, projectFlockKandangId uint, startDate *time.Time, endDate *time.Time) (*HppCostResponse, error)
 }
 
@@ -453,7 +457,7 @@ func (s *hppV2Service) getStockUsageComponent(projectFlockKandangId uint, endDat
 		total += growingCutoverPart.Total
 	}
 
-	layingNormalPart, err := s.buildLayingUsagePart(projectFlockKandangId, endDate, config, false)
+	layingNormalPart, err := s.buildLayingUsagePart(projectFlockKandangId, contextRow, endDate, config, false)
 	if err != nil {
 		return nil, err
 	}
@@ -462,7 +466,7 @@ func (s *hppV2Service) getStockUsageComponent(projectFlockKandangId uint, endDat
 		total += layingNormalPart.Total
 	}
 
-	layingCutoverPart, err := s.buildLayingUsagePart(projectFlockKandangId, endDate, config, true)
+	layingCutoverPart, err := s.buildLayingUsagePart(projectFlockKandangId, contextRow, endDate, config, true)
 	if err != nil {
 		return nil, err
 	}
@@ -737,6 +741,7 @@ func (s *hppV2Service) buildGrowingUsagePart(
 
 func (s *hppV2Service) buildLayingUsagePart(
 	projectFlockKandangId uint,
+	contextRow *commonRepo.HppV2ProjectFlockKandangContext,
 	endDate *time.Time,
 	config hppV2StockComponentConfig,
 	cutover bool,
@@ -778,7 +783,16 @@ func (s *hppV2Service) buildLayingUsagePart(
 		}, nil
 	}
 
-	rows, err := s.hppRepo.ListUsageCostRowsByProductFlags(context.Background(), []uint{projectFlockKandangId}, config.NormalFlags, endDate)
+	// Untuk kandang LAYING, atribusi pakan/OVK berbasis kandang recording (termasuk konsumsi
+	// dari gudang LOKASI yang punya recording_stocks.project_flock_kandang_id = NULL). Untuk
+	// kandang non-laying, pertahankan semantik lama (strict rs.project_flock_kandang_id IN [pfk]).
+	var rows []commonRepo.HppV2UsageCostRow
+	var err error
+	if contextRow != nil && contextRow.ProjectFlockCategory == string(utils.ProjectFlockCategoryLaying) {
+		rows, err = s.hppRepo.ListLayingUsageCostRowsByProductFlags(context.Background(), projectFlockKandangId, config.NormalFlags, endDate)
+	} else {
+		rows, err = s.hppRepo.ListUsageCostRowsByProductFlags(context.Background(), []uint{projectFlockKandangId}, config.NormalFlags, endDate)
+	}
 	if err != nil {
 		return nil, err
 	}
@@ -931,17 +945,48 @@ func (s *hppV2Service) buildLayingExpenseFarmPart(
 		return nil, nil
 	}
 
-	farmPFKIDs, err := s.hppRepo.GetProjectFlockKandangIDs(context.Background(), contextRow.ProjectFlockID)
+	ratio, proration, err := s.layingFarmExpenseRatio(projectFlockKandangId, contextRow, endDate)
 	if err != nil {
 		return nil, err
 	}
+	if ratio <= 0 {
+		return nil, nil
+	}
+
+	return buildExpensePartFromRows(
+		rows,
+		hppV2PartLayingFarm,
+		"Laying Farm",
+		[]string{hppV2ScopeProductionCost},
+		proration,
+		ratio,
+	), nil
+}
+
+// layingFarmExpenseRatio menghitung porsi (share) kandang laying terhadap seluruh farm pada
+// endDate berdasarkan bobot telur KUMULATIF (fallback ke jumlah butir bila bobot 0). Return
+// ratio 0 bila tak terhitung. Diekstrak agar dipakai bersama oleh buildLayingExpenseFarmPart
+// dan GetExpenseProductionScopeRange (perhitungan BOP range-correct).
+func (s *hppV2Service) layingFarmExpenseRatio(
+	projectFlockKandangId uint,
+	contextRow *commonRepo.HppV2ProjectFlockKandangContext,
+	endDate *time.Time,
+) (float64, *HppV2Proration, error) {
+	if contextRow == nil {
+		return 0, nil, nil
+	}
+
+	farmPFKIDs, err := s.hppRepo.GetProjectFlockKandangIDs(context.Background(), contextRow.ProjectFlockID)
+	if err != nil {
+		return 0, nil, err
+	}
 	targetPieces, targetWeight, err := s.hppRepo.GetEggProduksiPiecesAndWeightKgByProjectFlockKandangIds(context.Background(), []uint{projectFlockKandangId}, endDate)
 	if err != nil {
-		return nil, err
+		return 0, nil, err
 	}
 	farmPieces, farmWeight, err := s.hppRepo.GetEggProduksiPiecesAndWeightKgByProjectFlockKandangIds(context.Background(), farmPFKIDs, endDate)
 	if err != nil {
-		return nil, err
+		return 0, nil, err
 	}
 
 	basis := hppV2ProrationEggWeight
@@ -953,27 +998,120 @@ func (s *hppV2Service) buildLayingExpenseFarmPart(
 		denominator = farmPieces
 	}
 	if denominator <= 0 {
-		return nil, nil
+		return 0, nil, nil
 	}
 
 	ratio := numerator / denominator
 	if ratio <= 0 {
-		return nil, nil
+		return 0, nil, nil
 	}
 
-	return buildExpensePartFromRows(
-		rows,
-		hppV2PartLayingFarm,
-		"Laying Farm",
-		[]string{hppV2ScopeProductionCost},
-		&HppV2Proration{
-			Basis:       basis,
-			Numerator:   numerator,
-			Denominator: denominator,
-			Ratio:       ratio,
-		},
-		ratio,
-	), nil
+	return ratio, &HppV2Proration{
+		Basis:       basis,
+		Numerator:   numerator,
+		Denominator: denominator,
+		Ratio:       ratio,
+	}, nil
+}
+
+// GetExpenseProductionScopeRange menghitung BOP production_cost satu komponen expense untuk rentang
+// [startDate, endDate] secara range-correct (tidak pernah negatif untuk expense non-negatif).
+//   - laying-direct (ratio 1, monoton): selisih kumulatif end - start.
+//   - laying-farm (prorated): (expenseCum(end) - expenseCum(start)) × ratio(end).
+//
+// Ini mengganti pola lama di report yang men-differensiasi dua angka yang sudah diprorata dengan
+// ratio berbeda (ratio(end) vs ratio(start)) — sumber bug BOP negatif saat share antar kandang bergeser.
+func (s *hppV2Service) GetExpenseProductionScopeRange(projectFlockKandangId uint, startDate, endDate *time.Time, config hppV2ExpenseComponentConfig) (float64, error) {
+	if s.hppRepo == nil {
+		return 0, nil
+	}
+
+	contextRow, err := s.hppRepo.GetProjectFlockKandangContext(context.Background(), projectFlockKandangId)
+	if err != nil {
+		return 0, err
+	}
+
+	// Samakan semantik tanggal dengan CalculateHppBreakdown: kumulatif dihitung sampai AKHIR hari
+	// (endOfDay). Penting karena ratio egg-weight memakai r.record_datetime (granular jam).
+	_, endOfEndDay, err := hppV2DayWindow(endDate)
+	if err != nil {
+		return 0, err
+	}
+	_, endOfStartDay, err := hppV2DayWindow(startDate)
+	if err != nil {
+		return 0, err
+	}
+
+	// laying-direct: delta kumulatif (monoton, >= 0).
+	directEnd, err := s.buildLayingExpenseDirectPart(projectFlockKandangId, &endOfEndDay, config)
+	if err != nil {
+		return 0, err
+	}
+	directStart, err := s.buildLayingExpenseDirectPart(projectFlockKandangId, &endOfStartDay, config)
+	if err != nil {
+		return 0, err
+	}
+	directDelta := hppV2PartTotal(directEnd) - hppV2PartTotal(directStart)
+	if directDelta < 0 {
+		directDelta = 0
+	}
+
+	// laying-farm: delta expense kumulatif × ratio(end).
+	farmRowsEnd, err := s.hppRepo.ListExpenseRealizationRowsByProjectFlockID(context.Background(), contextRow.ProjectFlockID, &endOfEndDay, config.Ekspedisi)
+	if err != nil {
+		return 0, err
+	}
+	farmRowsStart, err := s.hppRepo.ListExpenseRealizationRowsByProjectFlockID(context.Background(), contextRow.ProjectFlockID, &endOfStartDay, config.Ekspedisi)
+	if err != nil {
+		return 0, err
+	}
+	farmExpenseDelta := hppV2SumExpenseRows(farmRowsEnd) - hppV2SumExpenseRows(farmRowsStart)
+	if farmExpenseDelta < 0 {
+		farmExpenseDelta = 0
+	}
+	farmDelta := 0.0
+	if farmExpenseDelta > 0 {
+		ratio, _, err := s.layingFarmExpenseRatio(projectFlockKandangId, contextRow, &endOfEndDay)
+		if err != nil {
+			return 0, err
+		}
+		farmDelta = farmExpenseDelta * ratio
+	}
+
+	return directDelta + farmDelta, nil
+}
+
+// GetBopRegularProductionScopeRange / GetBopEkspedisiProductionScopeRange — wrapper range-correct
+// untuk dua komponen BOP, memakai config yang sama dengan GetBopRegularBreakdown/GetBopEkspedisiBreakdown.
+func (s *hppV2Service) GetBopRegularProductionScopeRange(projectFlockKandangId uint, startDate, endDate *time.Time) (float64, error) {
+	return s.GetExpenseProductionScopeRange(projectFlockKandangId, startDate, endDate, hppV2ExpenseComponentConfig{
+		Code:      hppV2ComponentBopRegular,
+		Title:     "BOP Regular",
+		Ekspedisi: false,
+	})
+}
+
+func (s *hppV2Service) GetBopEkspedisiProductionScopeRange(projectFlockKandangId uint, startDate, endDate *time.Time) (float64, error) {
+	return s.GetExpenseProductionScopeRange(projectFlockKandangId, startDate, endDate, hppV2ExpenseComponentConfig{
+		Code:      hppV2ComponentBopEksp,
+		Title:     "BOP Ekspedisi",
+		Ekspedisi: true,
+	})
+}
+
+func hppV2PartTotal(part *HppV2ComponentPart) float64 {
+	if part == nil {
+		return 0
+	}
+	return part.Total
+}
+
+func hppV2SumExpenseRows(rows []commonRepo.HppV2ExpenseCostRow) float64 {
+	total := 0.0
+	for _, row := range rows {
+		total += row.TotalCost
+	}
+	return total
 }
 
 func (s *hppV2Service) getManualPulletCostComponent(

internal/common/service/common.hppv2.service_test.go

@@ -25,9 +25,13 @@ type hppV2RepoStub struct {
 	chickinRowsByKey     map[string][]commonRepo.HppV2ChickinCostRow
 	expenseRowsByPFKKey  map[string][]commonRepo.HppV2ExpenseCostRow
 	expenseRowsByFarmKey map[string][]commonRepo.HppV2ExpenseCostRow
-	routeCostByProject   map[uint]float64
-	totalPopulationByKey map[string]float64
-	transferSummaryByPFK map[uint]struct {
+	// expenseRowsByFarmDateKey (opsional) membuat ListExpenseRealizationRowsByProjectFlockID
+	// date-aware untuk menguji perhitungan range BOP. Bila non-nil, dipakai menggantikan
+	// expenseRowsByFarmKey; key = "<flock>|<ekspedisi>|<YYYY-MM-DD>".
+	expenseRowsByFarmDateKey map[string][]commonRepo.HppV2ExpenseCostRow
+	routeCostByProject       map[uint]float64
+	totalPopulationByKey     map[string]float64
+	transferSummaryByPFK     map[uint]struct {
 		projectFlockID uint
 		totalQty       float64
 	}
@@ -118,6 +122,10 @@ func (s *hppV2RepoStub) ListUsageCostRowsByProductFlags(_ context.Context, proje
 	return append([]commonRepo.HppV2UsageCostRow{}, s.usageRowsByKey[stubKey(projectFlockKandangIDs, flagNames)]...), nil
 }
 
+func (s *hppV2RepoStub) ListLayingUsageCostRowsByProductFlags(_ context.Context, layingProjectFlockKandangID uint, flagNames []string, _ *time.Time) ([]commonRepo.HppV2UsageCostRow, error) {
+	return append([]commonRepo.HppV2UsageCostRow{}, s.usageRowsByKey[stubKey([]uint{layingProjectFlockKandangID}, flagNames)]...), nil
+}
+
 func (s *hppV2RepoStub) ListAdjustmentCostRowsByProductFlags(_ context.Context, projectFlockKandangIDs []uint, flagNames []string, _ *time.Time) ([]commonRepo.HppV2AdjustmentCostRow, error) {
 	return append([]commonRepo.HppV2AdjustmentCostRow{}, s.adjustRowsByKey[stubKey(projectFlockKandangIDs, flagNames)]...), nil
 }
@@ -126,7 +134,10 @@ func (s *hppV2RepoStub) ListExpenseRealizationRowsByProjectFlockKandangIDs(_ con
 	return append([]commonRepo.HppV2ExpenseCostRow{}, s.expenseRowsByPFKKey[expenseStubKey(projectFlockKandangIDs, ekspedisi)]...), nil
 }
 
-func (s *hppV2RepoStub) ListExpenseRealizationRowsByProjectFlockID(_ context.Context, projectFlockID uint, _ *time.Time, ekspedisi bool) ([]commonRepo.HppV2ExpenseCostRow, error) {
+func (s *hppV2RepoStub) ListExpenseRealizationRowsByProjectFlockID(_ context.Context, projectFlockID uint, date *time.Time, ekspedisi bool) ([]commonRepo.HppV2ExpenseCostRow, error) {
+	if s.expenseRowsByFarmDateKey != nil && date != nil {
+		return append([]commonRepo.HppV2ExpenseCostRow{}, s.expenseRowsByFarmDateKey[expenseFarmDateKey(projectFlockID, ekspedisi, *date)]...), nil
+	}
 	return append([]commonRepo.HppV2ExpenseCostRow{}, s.expenseRowsByFarmKey[expenseFarmKey(projectFlockID, ekspedisi)]...), nil
 }
 
@@ -904,6 +915,108 @@ func expenseFarmKey(projectFlockID uint, ekspedisi bool) string {
 	return fmt.Sprintf("farm=%d|ekspedisi=%t", projectFlockID, ekspedisi)
 }
 
+func expenseFarmDateKey(projectFlockID uint, ekspedisi bool, date time.Time) string {
+	return fmt.Sprintf("%d|%t|%s", projectFlockID, ekspedisi, date.Format("2006-01-02"))
+}
+
 func chickinStubKey(ids []uint, flags []string, excludeTransferToLaying bool) string {
 	return stubKey(ids, append(append([]string{}, flags...), fmt.Sprintf("exclude_transfer_to_laying=%t", excludeTransferToLaying)))
 }
+
+// TestHppV2PakanBreakdown_LayingAttributesLokasiFeedAsProductionCost membuktikan Fix 1:
+// untuk kandang LAYING, pemakaian pakan (termasuk dari gudang LOKASI dengan pfk NULL) diatribusikan
+// sebagai production_cost via ListLayingUsageCostRowsByProductFlags — BUKAN pullet_cost.
+// Stub memetakan ListLayingUsageCostRowsByProductFlags(50,...) ke usageRowsByKey[[50]+PAKAN].
+func TestHppV2PakanBreakdown_LayingAttributesLokasiFeedAsProductionCost(t *testing.T) {
+	repo := &hppV2RepoStub{
+		contextByPFK: map[uint]*commonRepo.HppV2ProjectFlockKandangContext{
+			50: {
+				ProjectFlockKandangID: 50,
+				ProjectFlockID:        20,
+				ProjectFlockCategory:  string(utils.ProjectFlockCategoryLaying),
+				KandangID:             1,
+				LocationID:            14,
+				HouseType:             "close_house",
+			},
+		},
+		usageRowsByKey: map[string][]commonRepo.HppV2UsageCostRow{
+			stubKey([]uint{50}, []string{"PAKAN"}): {
+				{StockableType: "purchase_items", StockableID: 9001, SourceProductID: 9, SourceProductName: "Pakan Laying", Qty: 310, UnitPrice: 1, TotalCost: 310},
+			},
+		},
+		// Tanpa transferSummaryByPFK[50] -> growing part nil; tanpa adjustRowsByKey -> laying cutover nil.
+	}
+
+	svc := NewHppV2Service(repo)
+	component, err := svc.GetPakanBreakdown(50, mustDate(t, "2026-05-31"))
+	if err != nil {
+		t.Fatalf("expected no error, got %v", err)
+	}
+	if component == nil {
+		t.Fatal("expected PAKAN component")
+	}
+	if component.Total != 310 {
+		t.Fatalf("expected component total 310, got %v", component.Total)
+	}
+	if len(component.Parts) != 1 || component.Parts[0].Code != hppV2PartLayingNormal {
+		t.Fatalf("expected single laying_normal part, got %+v", component.Parts)
+	}
+	if got := componentScopeTotal(component, hppV2ScopeProductionCost); got != 310 {
+		t.Fatalf("expected production_cost 310, got %v", got)
+	}
+	if got := componentScopeTotal(component, hppV2ScopePulletCost); got != 0 {
+		t.Fatalf("expected pullet_cost 0 (feed laying bukan pullet), got %v", got)
+	}
+}
+
+// TestHppV2BopProductionScopeRange_NonNegativeAndProrated membuktikan Fix 2: BOP farm-level dihitung
+// sebagai (expenseCum(end) - expenseCum(start)) × ratio(end) — range-correct & tidak pernah negatif.
+// Range [2026-04-30, 2026-05-31] -> engine memakai endOfDay: start=2026-05-01, end=2026-06-01.
+// Share kandang 50 = 30/(30+70) = 0.3.
+//   - REGULAR: expense farm tumbuh 1000 -> 1300 (delta 300) => 300 × 0.3 = 90.
+//   - EKSPEDISI: expense farm "turun" 500 -> 200 (delta -300, kasus uji clamp) => di-clamp ke 0.
+func TestHppV2BopProductionScopeRange_NonNegativeAndProrated(t *testing.T) {
+	repo := &hppV2RepoStub{
+		contextByPFK: map[uint]*commonRepo.HppV2ProjectFlockKandangContext{
+			50: {ProjectFlockKandangID: 50, ProjectFlockID: 20, ProjectFlockCategory: string(utils.ProjectFlockCategoryLaying)},
+		},
+		pfkIDsByProject: map[uint][]uint{
+			20: {50, 51},
+		},
+		eggProductionByPFK: map[uint]struct {
+			pieces float64
+			kg     float64
+		}{
+			50: {pieces: 300, kg: 30},
+			51: {pieces: 700, kg: 70},
+		},
+		expenseRowsByFarmDateKey: map[string][]commonRepo.HppV2ExpenseCostRow{
+			// REGULAR (ekspedisi=false): kumulatif 1000 (start) -> 1300 (end)
+			expenseFarmDateKey(20, false, mustTime(t, "2026-05-01")): {{TotalCost: 1000}},
+			expenseFarmDateKey(20, false, mustTime(t, "2026-06-01")): {{TotalCost: 800}, {TotalCost: 500}},
+			// EKSPEDISI (ekspedisi=true): kumulatif 500 (start) -> 200 (end) => delta negatif, harus di-clamp
+			expenseFarmDateKey(20, true, mustTime(t, "2026-05-01")): {{TotalCost: 500}},
+			expenseFarmDateKey(20, true, mustTime(t, "2026-06-01")): {{TotalCost: 200}},
+		},
+	}
+
+	svc := NewHppV2Service(repo)
+	start := mustDate(t, "2026-04-30")
+	end := mustDate(t, "2026-05-31")
+
+	reg, err := svc.GetBopRegularProductionScopeRange(50, start, end)
+	if err != nil {
+		t.Fatalf("expected no error, got %v", err)
+	}
+	if reg != 90 {
+		t.Fatalf("expected BOP regular range 90 (300 × 0.3), got %v", reg)
+	}
+
+	eksp, err := svc.GetBopEkspedisiProductionScopeRange(50, start, end)
+	if err != nil {
+		t.Fatalf("expected no error, got %v", err)
+	}
+	if eksp != 0 {
+		t.Fatalf("expected BOP ekspedisi range clamped to 0 (delta negatif), got %v", eksp)
+	}
+}