add command for normalize data recording population not match; adjust closing overhead and keuangan

internal/modules/closings/services/closing.service.go

@@ -789,11 +789,56 @@ func (s closingService) GetOverhead(c *fiber.Ctx, projectFlockID uint, projectFl
 
 	totalActualPopulation := totalChickinQty - totalDepletion
 
+	// Prefer recording-based population (recordings.total_chick_qty) so closing stays
+	// consistent with normalized cut-over flocks. For normal flocks this equals
+	// chickin - depletion (no-op); it only differs when the recording population was
+	// normalized separately from recording_depletions. Falls back if any kandang in
+	// scope lacks a recording.
+	scopeKandangs := projectFlockKandangs
+	if projectFlockKandangID != nil {
+		scopeKandangs = nil
+		for _, k := range projectFlockKandangs {
+			if k.Id == *projectFlockKandangID {
+				scopeKandangs = append(scopeKandangs, k)
+				break
+			}
+		}
+	}
+	if recPop, ok := s.actualPopulationFromRecordings(c.Context(), scopeKandangs); ok {
+		totalActualPopulation = recPop
+	}
+
 	result := dto.ToOverheadListDTOs(budgets, realizations, totalChickinQty, totalActualPopulation, projectFlockKandangID != nil, totalKandangCount)
 
 	return &result, nil
 }
 
+// actualPopulationFromRecordings sums the latest recordings.total_chick_qty across the
+// given kandangs (the production population source of truth). Returns ok=false if any
+// kandang lacks a recording, so the caller falls back to chickin-minus-depletion.
+// For normal flocks this equals chickin - depletion; it only differs for cut-over flocks
+// whose recording population was normalized separately from recording_depletions.
+func (s closingService) actualPopulationFromRecordings(ctx context.Context, kandangs []entity.ProjectFlockKandang) (float64, bool) {
+	if s.RecordingRepo == nil || len(kandangs) == 0 {
+		return 0, false
+	}
+	total := 0.0
+	for _, k := range kandangs {
+		latest, err := s.RecordingRepo.GetLatestByProjectFlockKandangID(ctx, k.Id)
+		if err != nil {
+			s.Log.Warnf("actualPopulationFromRecordings: latest recording pfk=%d: %v", k.Id, err)
+			return 0, false
+		}
+		if latest == nil || latest.TotalChickQty == nil {
+			return 0, false
+		}
+		if *latest.TotalChickQty > 0 {
+			total += *latest.TotalChickQty
+		}
+	}
+	return total, true
+}
+
 type activeKandangMetricRow struct {
 	ProjectFlockKandangID uint    `gorm:"column:project_flock_kandang_id"`
 	ProjectFlockID        uint    `gorm:"column:project_flock_id"`