fix(BE-78)change typedata in recording dto and validation for create and update

internal/utils/recording/util.recording.go

@@ -13,16 +13,15 @@ func MapBodyWeights(recordingID uint, items []validation.BodyWeight) []entity.Re
 	result := make([]entity.RecordingBW, 0, len(items))
 	for _, item := range items {
 		totalWeight := item.TotalWeight
-		if totalWeight == nil {
-			calculated := item.AvgWeight * item.Qty
-			totalWeight = &calculated
+		if totalWeight <= 0 {
+			totalWeight = item.AvgWeight * item.Qty
 		}
 
 		result = append(result, entity.RecordingBW{
 			RecordingId: recordingID,
 			AvgWeight:   item.AvgWeight,
 			Qty:         item.Qty,
-			TotalWeight: *totalWeight,
+			TotalWeight: totalWeight,
 		})
 	}
 	return result
@@ -35,12 +34,8 @@ func MapStocks(recordingID uint, items []validation.Stock) []entity.RecordingSto
 
 	result := make([]entity.RecordingStock, 0, len(items))
 	for _, item := range items {
-		var usageAmount float64
-		if item.Qty != nil {
-			usageAmount = *item.Qty
-		}
 		usagePtr := new(float64)
-		*usagePtr = usageAmount
+		*usagePtr = item.Qty
 		pending := item.PendingQty
 		if pending == nil {
 			pending = new(float64)