refactore: refactoring of code

cmd/root.go

@@ -50,5 +50,6 @@ func init() {
 	rootCmd.PersistentFlags().IntP("port", "p", 5432, "Set database port")
 	rootCmd.PersistentFlags().BoolP("help", "h", false, "Print this help message")
 	rootCmd.PersistentFlags().BoolP("version", "v", false, "shows version information")
+	rootCmd.AddCommand(VersionCmd)
 
 }

cmd/version.go

@@ -0,0 +1,23 @@
+package cmd
+
+import (
+	"fmt"
+	"github.com/spf13/cobra"
+	"os"
+)
+
+var appVersion = os.Getenv("VERSION")
+
+var VersionCmd = &cobra.Command{
+	Use:   "version",
+	Short: "Show version",
+	Run: func(cmd *cobra.Command, args []string) {
+		Version()
+	},
+}
+
+// Version display application version
+func Version() {
+	fmt.Printf("Version: %s \n", appVersion)
+	fmt.Print()
+}

main.go

@@ -130,6 +130,7 @@ func init() {
 		}
 	}
 	storage = os.Getenv("STORAGE")
+
 	err := os.Setenv("STORAGE_PATH", storagePath)
 	if err != nil {
 		return
@@ -142,8 +143,6 @@ func version() {
 	fmt.Print()
 }
 func main() {
-	//cmd.Execute()
-
 	err := os.Setenv("STORAGE_PATH", storagePath)
 	if err != nil {
 		return

pkg/backup.go

@@ -46,6 +46,7 @@ func BackupDatabase(disableCompression bool) {
 
 		if disableCompression {
 			bkFileName = fmt.Sprintf("%s_%s.sql", dbName, time.Now().Format("20060102_150405"))
+			// Execute pg_dump
 			cmd := exec.Command("pg_dump",
 				"-h", dbHost,
 				"-p", dbPort,
@@ -56,7 +57,7 @@ func BackupDatabase(disableCompression bool) {
 			if err != nil {
 				log.Fatal(err)
 			}
-
+			// save output
 			file, err := os.Create(fmt.Sprintf("%s/%s", storagePath, bkFileName))
 			if err != nil {
 				log.Fatal(err)
@@ -67,9 +68,10 @@ func BackupDatabase(disableCompression bool) {
 			if err != nil {
 				log.Fatal(err)
 			}
-			utils.Info("Database has been backed up")
+			utils.Done("Database has been backed up")
 
 		} else {
+			// Execute pg_dump
 			cmd := exec.Command("pg_dump",
 				"-h", dbHost,
 				"-p", dbPort,
@@ -82,6 +84,7 @@ func BackupDatabase(disableCompression bool) {
 			}
 			gzipCmd := exec.Command("gzip")
 			gzipCmd.Stdin = stdout
+			// save output
 			gzipCmd.Stdout, err = os.Create(fmt.Sprintf("%s/%s", storagePath, bkFileName))
 			gzipCmd.Start()
 			if err != nil {
@@ -93,7 +96,7 @@ func BackupDatabase(disableCompression bool) {
 			if err := gzipCmd.Wait(); err != nil {
 				log.Fatal(err)
 			}
-			utils.Info("Database has been backed up")
+			utils.Done("Database has been backed up")
 
 		}
 

pkg/restore.go

@@ -30,23 +30,23 @@ func RestoreDatabase(file string) {
 			utils.TestDatabaseConnection()
 
 			extension := filepath.Ext(fmt.Sprintf("%s/%s", storagePath, file))
-			// GZ compressed file
+			// Restore from compressed file / .sql.gz
 			if extension == ".gz" {
 				str := "zcat " + fmt.Sprintf("%s/%s", storagePath, file) + " | psql -h " + os.Getenv("DB_HOST") + " -p " + os.Getenv("DB_PORT") + " -U " + os.Getenv("DB_USERNAME") + " -v -d " + os.Getenv("DB_NAME")
 				_, err := exec.Command("bash", "-c", str).Output()
 				if err != nil {
 					utils.Fatal("Error, in restoring the database")
 				}
-				utils.Info("Database has been restored")
+				utils.Done("Database has been restored")
 
 			} else if extension == ".sql" {
-				//SQL file
+				//Restore from sql file
 				str := "cat " + fmt.Sprintf("%s/%s", storagePath, file) + " | psql -h " + os.Getenv("DB_HOST") + " -p " + os.Getenv("DB_PORT") + " -U " + os.Getenv("DB_USERNAME") + " -v -d " + os.Getenv("DB_NAME")
 				_, err := exec.Command("bash", "-c", str).Output()
 				if err != nil {
 					utils.Fatal("Error in restoring the database", err)
 				}
-				utils.Info("Database has been restored")
+				utils.Done("Database has been restored")
 			} else {
 				utils.Fatal("Unknown file extension ", extension)
 			}

utils/utils.go

@@ -13,23 +13,17 @@ import (
 )
 
 func Info(v ...any) {
-	fmt.Println("[INFO] ", fmt.Sprint(v...))
+	fmt.Println("⒤ ", fmt.Sprint(v...))
 }
-func Infof(msg string, v ...any) {
-	fmt.Printf("[INFO] "+msg, v...)
-}
-func Warning(message string) {
-	fmt.Println("[WARNING]", message)
-}
-func Warningf(msg string, v ...any) {
-	fmt.Printf("[WARNING] "+msg, v...)
+func Done(v ...any) {
+	fmt.Println("✔ ", fmt.Sprint(v...))
 }
 func Fatal(v ...any) {
-	fmt.Println("[ERROR] ", fmt.Sprint(v...))
+	fmt.Println("✘ ", fmt.Sprint(v...))
 	os.Exit(1)
 }
 func Fatalf(msg string, v ...any) {
-	fmt.Printf("[ERROR] "+msg, v...)
+	fmt.Printf("✘ "+msg, v...)
 	os.Exit(1)
 }