refactoring using new util func PtrGigaByteSizeDefault

Author: Benjosh95

internal/cmd/volume/backup/describe/describe.go

@@ -128,7 +128,7 @@ func outputResult(p *print.Printer, outputFormat string, backup *iaas.Backup) er
 		table.AddSeparator()
 		table.AddRow("NAME", utils.PtrString(backup.Name))
 		table.AddSeparator()
-		table.AddRow("SIZE", utils.PtrByteSizeDefault(backup.Size, ""))
+		table.AddRow("SIZE", utils.PtrGigaByteSizeDefault(backup.Size, "n/a"))
 		table.AddSeparator()
 		table.AddRow("STATUS", utils.PtrString(backup.Status))
 		table.AddSeparator()

internal/cmd/volume/backup/list/list.go

@@ -184,7 +184,7 @@ func outputResult(p *print.Printer, outputFormat string, backups []iaas.Backup)
 			table.AddRow(
 				utils.PtrString(backup.Id),
 				utils.PtrString(backup.Name),
-				utils.PtrByteSizeDefault(backup.Size, ""),
+				utils.PtrGigaByteSizeDefault(backup.Size, "n/a"),
 				utils.PtrString(backup.Status),
 				utils.PtrString(backup.SnapshotId),
 				utils.PtrString(backup.VolumeId),

internal/cmd/volume/snapshot/describe/describe.go

@@ -127,7 +127,7 @@ func outputResult(p *print.Printer, outputFormat string, snapshot *iaas.Snapshot
 		table.AddSeparator()
 		table.AddRow("NAME", utils.PtrString(snapshot.Name))
 		table.AddSeparator()
-		table.AddRow("SIZE", utils.PtrByteSizeDefault(snapshot.Size, ""))
+		table.AddRow("SIZE", utils.PtrGigaByteSizeDefault(snapshot.Size, "n/a"))
 		table.AddSeparator()
 		table.AddRow("STATUS", utils.PtrString(snapshot.Status))
 		table.AddSeparator()

internal/cmd/volume/snapshot/list/list.go

@@ -182,7 +182,7 @@ func outputResult(p *print.Printer, outputFormat string, snapshots []iaas.Snapsh
 			table.AddRow(
 				utils.PtrString(snapshot.Id),
 				utils.PtrString(snapshot.Name),
-				utils.PtrByteSizeDefault(snapshot.Size, ""),
+				utils.PtrGigaByteSizeDefault(snapshot.Size, "n/a"),
 				utils.PtrString(snapshot.Status),
 				utils.PtrString(snapshot.VolumeId),
 				labelsString,

internal/pkg/utils/utils.go

@@ -119,6 +119,15 @@ func PtrByteSizeDefault(size *int64, defaultValue string) string {
 	return bytesize.New(float64(*size)).String()
 }
 
+// PtrGigaByteSizeDefault return the value of an int64 pointer to a string representation of gigabytes. If the pointer is nil,
+// it returns the [defaultValue].
+func PtrGigaByteSizeDefault(size *int64, defaultValue string) string {
+	if size == nil {
+		return defaultValue
+	}
+	return (bytesize.New(float64(*size)) * bytesize.GB).String()
+}
+
 // Base64Encode encodes a []byte to a base64 representation as string
 func Base64Encode(message []byte) string {
 	b := make([]byte, base64.StdEncoding.EncodedLen(len(message)))