add adjustment depresiasi calculation and percentage depresiasi

internal/modules/repports/repositories/expense_depreciation.repository.go

@@ -41,6 +41,7 @@ type houseMultiplicationPercentageRow struct {
 	HouseType                string
 	Day                      int
 	MultiplicationPercentage float64
+	EffectiveDate            *time.Time
 }
 
 type ExpenseDepreciationRepository interface {
@@ -50,7 +51,7 @@ type ExpenseDepreciationRepository interface {
 	DeleteSnapshotsFromDate(ctx context.Context, fromDate time.Time, farmIDs []uint) error
 	DeleteSnapshotsByFarmIDs(ctx context.Context, farmIDs []uint) error
 	GetLatestTransferInputsByFarms(ctx context.Context, period time.Time, farmIDs []uint) ([]FarmDepreciationLatestTransferRow, error)
-	GetMultiplicationPercentages(ctx context.Context, houseTypes []string, maxDay int) (map[string]map[int]float64, error)
+	GetMultiplicationPercentages(ctx context.Context, houseTypes []string, maxDay int) (map[string]map[int]float64, map[string]*time.Time, error)
 	GetLatestManualInputsByFarms(ctx context.Context, areaIDs, locationIDs, projectFlockIDs []int64) ([]FarmDepreciationManualInputRow, error)
 	UpsertManualInput(ctx context.Context, row *entity.FarmDepreciationManualInput) error
 	DB() *gorm.DB
@@ -244,21 +245,22 @@ func (r *expenseDepreciationRepository) GetMultiplicationPercentages(
 	ctx context.Context,
 	houseTypes []string,
 	maxDay int,
-) (map[string]map[int]float64, error) {
+) (map[string]map[int]float64, map[string]*time.Time, error) {
 	result := make(map[string]map[int]float64)
+	effectiveDates := make(map[string]*time.Time)
 	if len(houseTypes) == 0 || maxDay <= 0 {
-		return result, nil
+		return result, effectiveDates, nil
 	}
 
 	rows := make([]houseMultiplicationPercentageRow, 0)
 	if err := r.db.WithContext(ctx).Raw(`
 		SELECT DISTINCT ON (house_type::text, day)
-			house_type::text AS house_type, day, multiplication_percentage
+			house_type::text AS house_type, day, multiplication_percentage, effective_date
 		FROM house_depreciation_standards
 		WHERE house_type::text IN ? AND day <= ?
 		ORDER BY house_type, day, effective_date DESC NULLS LAST
 	`, houseTypes, maxDay).Scan(&rows).Error; err != nil {
-		return nil, err
+		return nil, nil, err
 	}
 
 	for _, row := range rows {
@@ -266,9 +268,12 @@ func (r *expenseDepreciationRepository) GetMultiplicationPercentages(
 			result[row.HouseType] = make(map[int]float64)
 		}
 		result[row.HouseType][row.Day] = row.MultiplicationPercentage
+		if _, tracked := effectiveDates[row.HouseType]; !tracked {
+			effectiveDates[row.HouseType] = row.EffectiveDate
+		}
 	}
 
-	return result, nil
+	return result, effectiveDates, nil
 }
 
 func (r *expenseDepreciationRepository) GetLatestManualInputsByFarms(