[add] pack command

cmd/pack.go

@@ -0,0 +1,80 @@
+package cmd
+
+import (
+	"bufio"
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+
+	"github.com/fatih/color"
+	"github.com/spf13/cobra"
+	"github.com/yaoapp/gou/application/yaz"
+	"github.com/yaoapp/yao/config"
+)
+
+var packOutput = ""
+var packCmd = &cobra.Command{
+	Use:   "pack",
+	Short: L("Package the application"),
+	Long:  L("Package the application into a single file"),
+	Run: func(cmd *cobra.Command, args []string) {
+
+		cfg := config.Conf
+		output, err := filepath.Abs(filepath.Join(cfg.Root, "dist"))
+		if err != nil {
+			color.Red(err.Error())
+		}
+
+		if packOutput != "" {
+			output, err = filepath.Abs(packOutput)
+			if err != nil {
+				color.Red(err.Error())
+			}
+		}
+
+		stat, err := os.Stat(output)
+		if err != nil && os.IsNotExist(err) {
+			color.Green("Creating directory %s", output)
+			err = os.MkdirAll(output, 0755)
+			if err != nil {
+				color.Red(err.Error())
+				os.Exit(1)
+			}
+		} else if err != nil {
+			color.Red(err.Error())
+			os.Exit(1)
+
+		} else if !stat.IsDir() {
+			color.Red("Output directory %s is not a directory.\n", output)
+			os.Exit(1)
+		}
+
+		outputFile := filepath.Join(output, "app.yaz")
+		_, err = os.Stat(outputFile)
+		if !os.IsNotExist(err) {
+			color.Yellow("%s already exists", outputFile)
+			fmt.Printf("%s", color.RedString("Do you want to overwrite it? (y/n): "))
+			scanner := bufio.NewScanner(os.Stdin)
+			if scanner.Scan() {
+				if strings.ToLower(scanner.Text()) != "y" {
+					os.Exit(0)
+					return
+				}
+			}
+		}
+
+		os.Remove(outputFile)
+		err = yaz.CompressTo(cfg.Root, outputFile)
+		if err != nil {
+			color.Red(err.Error())
+			os.Exit(1)
+		}
+
+		color.Green("Packaged to %s", outputFile)
+	},
+}
+
+func init() {
+	packCmd.PersistentFlags().StringVarP(&packOutput, "output", "o", "", L("Output Directory"))
+}

cmd/root.go

@@ -122,6 +122,7 @@ func init() {
 		restoreCmd,
 		// socketCmd,
 		// websocketCmd,
+		packCmd,
 		studioCmd,
 		upgradeCmd,
 	)