Merge pull request #88 from Peefy/enhance-clean-cmd

feat: enhance clean command with extra msgbox

Author: Peefy

Diff for: cmd/kcl/commands/clean.go

@@ -3,24 +3,28 @@
 package cmd
 
 import (
+	"bufio"
 	"fmt"
 	"os"
 	"path/filepath"
+	"strings"
 
 	"github.com/spf13/cobra"
 	"kcl-lang.io/cli/pkg/fs"
 	"kcl-lang.io/kcl-go/pkg/utils"
+	"kcl-lang.io/kpm/pkg/env"
 )
 
 const (
-	cleanDesc = `This command cleans the kcl build cache.
+	cleanDesc = `This command cleans the kcl build and module cache.
 `
-	cleanExample = `  # Clean the build cache
+	cleanExample = `  # Clean the build and module cache
   kcl clean`
 )
 
 // NewCleanCmd returns the clean command.
 func NewCleanCmd() *cobra.Command {
+	var assumeYes bool
 	cmd := &cobra.Command{
 		Use:     "clean",
 		Short:   "KCL clean tool",
@@ -30,31 +34,77 @@ func NewCleanCmd() *cobra.Command {
 			if len(args) == 0 {
 				args = append(args, ".")
 			}
-			pkgroot, err := utils.FindPkgRoot(args[0])
-			if err != nil {
-				fmt.Println("no cache found")
-				return err
-			}
-			cachePaths := []string{
-				filepath.Join(pkgroot, ".kclvm/cache"),
-				filepath.Join(pkgroot, "__main__/.kclvm/cache"),
-				filepath.Join(args[0], ".kclvm/cache"),
-				filepath.Join(args[0], "__main__/.kclvm/cache"),
+			if ok := cmdBox("Are you sure you want to clean the build cache? [y/N]", assumeYes); ok {
+				if err := cleanBuildCache(args[0]); err != nil {
+					return err
+				}
 			}
-			for _, cachePath := range cachePaths {
-				if fs.IsDir(cachePath) {
-					if err := os.RemoveAll(cachePath); err == nil {
-						fmt.Printf("%s removed\n", cachePath)
-					} else {
-						fmt.Printf("remove %s failed\n", cachePath)
-						return err
-					}
+			if ok := cmdBox("Are you sure you want to clean the module cache? [y/N]", assumeYes); ok {
+				if err := cleanModCache(); err != nil {
+					return err
 				}
 			}
 			return nil
 		},
 		SilenceUsage: true,
 	}
 
+	cmd.Flags().BoolVarP(&assumeYes, "yes", "y", false, "Automatically say yes to prompts")
+
 	return cmd
 }
+
+func cmdBox(msg string, assumeYes bool) bool {
+	if !assumeYes {
+		fmt.Println(msg)
+		reader := bufio.NewReader(os.Stdin)
+		response, err := reader.ReadString('\n')
+		if err != nil {
+			fmt.Println("Failed to read input:", err)
+			return false
+		}
+		if strings.TrimSpace(strings.ToLower(response)) != "y" {
+			fmt.Println("Aborted.")
+			return false
+		}
+	}
+	return true
+}
+
+func cleanBuildCache(pwd string) error {
+	cachePaths := []string{
+		filepath.Join(pwd, ".kclvm/cache"),
+		filepath.Join(pwd, "__main__/.kclvm/cache"),
+	}
+	pkgroot, err := utils.FindPkgRoot(pwd)
+	if err == nil {
+		cachePaths = append(cachePaths, filepath.Join(pkgroot, ".kclvm/cache"), filepath.Join(pkgroot, "__main__/.kclvm/cache"))
+	}
+	for _, cachePath := range cachePaths {
+		if fs.IsDir(cachePath) {
+			if err := os.RemoveAll(cachePath); err == nil {
+				fmt.Printf("%s removed\n", cachePath)
+			} else {
+				fmt.Printf("remove %s failed\n", cachePath)
+				return err
+			}
+		}
+	}
+	return nil
+}
+
+func cleanModCache() error {
+	modulePath, err := env.GetAbsPkgPath()
+	if err != nil {
+		return err
+	}
+	if fs.IsDir(modulePath) {
+		if err := os.RemoveAll(modulePath); err == nil {
+			fmt.Printf("%s removed\n", modulePath)
+		} else {
+			fmt.Printf("remove %s failed\n", modulePath)
+			return err
+		}
+	}
+	return nil
+}