moved commands, added use

Author: renniemaharaj

internal/commandCli/cmds.go internal/cmdCLi/cmds.gointernal/commandCli/cmds.go renamed to internal/cmdCLi/cmds.go

@@ -1,4 +1,4 @@
-package commandCli
+package cmdCLi
 
 import (
 	"github.com/codegangsta/cli"
@@ -16,6 +16,7 @@ func Commands(cp *CommandParams) []cli.Command {
 		*list(cp.Config),
 		*install(cp.Config),
 		*switch_(cp.Config),
+		*use(cp.Config),
 		*remove(cp.Config),
 		*rls(cp.Config),
 		*proxy(cp.Config),

internal/commandCli/init.go internal/cmdCLi/init.gointernal/commandCli/init.go renamed to internal/cmdCLi/init.go

@@ -1,4 +1,4 @@
-package commandCli
+package cmdCLi
 
 import (
 	"errors"

internal/commandCli/install.go internal/cmdCLi/install.gointernal/commandCli/install.go renamed to internal/cmdCLi/install.go

@@ -1,4 +1,4 @@
-package commandCli
+package cmdCLi
 
 import (
 	"errors"
@@ -72,8 +72,7 @@ func install(cfx *entity.Config) *cli.Command {
 						// Remove the temp directory
 						// may consider keep the temp files here
 						os.RemoveAll(jdktempfile)
-
-						fmt.Println("Installation complete. If you want to use this version, type\n\njvms switch", v)
+						fmt.Printf("Installation completedly succesfully. Use: jvms switch %v, if you'd like to use this version", v)
 					} else {
 						fmt.Println("Could not download JDK " + v + " executable.")
 					}

internal/commandCli/list.go internal/cmdCLi/list.gointernal/commandCli/list.go renamed to internal/cmdCLi/list.go

@@ -1,4 +1,4 @@
-package commandCli
+package cmdCLi
 
 import (
 	"fmt"

internal/commandCli/proxy.go internal/cmdCLi/proxy.gointernal/commandCli/proxy.go renamed to internal/cmdCLi/proxy.go

@@ -1,4 +1,4 @@
-package commandCli
+package cmdCLi
 
 import (
 	"fmt"

internal/commandCli/rels.go internal/cmdCLi/rels.gointernal/commandCli/rels.go renamed to internal/cmdCLi/rels.go

@@ -1,4 +1,4 @@
-package commandCli
+package cmdCLi
 
 import (
 	"fmt"

internal/commandCli/remove.go internal/cmdCLi/remove.gointernal/commandCli/remove.go renamed to internal/cmdCLi/remove.go

@@ -1,4 +1,4 @@
-package commandCli
+package cmdCLi
 
 import (
 	"errors"

internal/cmdCLi/switch.go

@@ -0,0 +1,75 @@
+package cmdCLi
+
+import (
+	"errors"
+	"fmt"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"strconv"
+
+	"github.com/codegangsta/cli"
+	"github.com/ystyle/jvms/internal/entity"
+	"github.com/ystyle/jvms/utils/file"
+	"github.com/ystyle/jvms/utils/jdk"
+)
+
+func switch_(cfx *entity.Config) *cli.Command {
+	cmd := &cli.Command{
+		Name:      "switch",
+		ShortName: "s",
+		Usage:     "Switch to use the specified version or index number.",
+		Action:    switchFunc(*cfx),
+	}
+	return cmd
+}
+
+func switchFunc(cfx entity.Config) func(*cli.Context) error {
+	return func(c *cli.Context) error {
+		v := c.Args().Get(0)
+		if v == "" {
+			return errors.New("you should input a version or index number, Type \"jvms list\" to see what is installed")
+		}
+
+		// Check if input is a number (index)
+		index, err := strconv.Atoi(v)
+		if err == nil && index > 0 {
+			// Input is a valid number, get the list of installed JDKs
+			installedJDKs := jdk.GetInstalled(cfx.Store)
+			if len(installedJDKs) == 0 {
+				return errors.New("no JDK installations found")
+			}
+
+			if index > len(installedJDKs) {
+				return fmt.Errorf("invalid index: %d, should be between 1 and %d", index, len(installedJDKs))
+			}
+
+			v = installedJDKs[index-1]
+			fmt.Printf("Using index %d to select JDK %s\n", index, v)
+		}
+
+		if !jdk.IsVersionInstalled(cfx.Store, v) {
+			fmt.Printf("jdk %s is not installed. ", v)
+			return nil
+		}
+		// Create or update the symlink
+		if file.Exists(cfx.JavaHome) {
+			err := os.Remove(cfx.JavaHome)
+			if err != nil {
+				return errors.New("Switch jdk failed, please manually remove " + cfx.JavaHome)
+			}
+		}
+		cmd := exec.Command("cmd", "/C", "setx", "JAVA_HOME", cfx.JavaHome, "/M")
+		err = cmd.Run()
+		if err != nil {
+			return errors.New("set Environment variable `JAVA_HOME` failure: Please run as admin user")
+		}
+		err = os.Symlink(filepath.Join(cfx.Store, v), cfx.JavaHome)
+		if err != nil {
+			return errors.New("Switch jdk failed, " + err.Error())
+		}
+		fmt.Println("Switch success.\nNow using JDK " + v)
+		cfx.CurrentJDKVersion = v
+		return nil
+	}
+}

internal/cmdCLi/use.go

@@ -0,0 +1,16 @@
+package cmdCLi
+
+import (
+	"github.com/codegangsta/cli"
+	"github.com/ystyle/jvms/internal/entity"
+)
+
+func use(cfx *entity.Config) *cli.Command {
+	cmd := &cli.Command{
+		Name:      "use",
+		ShortName: "u",
+		Usage:     "Switch to use the specified version or index number.",
+		Action:    switchFunc(*cfx),
+	}
+	return cmd
+}

internal/commandCli/utils.go internal/cmdCLi/utils.gointernal/commandCli/utils.go renamed to internal/cmdCLi/utils.go

@@ -1,4 +1,4 @@
-package commandCli
+package cmdCLi
 
 import (
 	"encoding/json"
@@ -13,6 +13,11 @@ import (
 	"github.com/ystyle/jvms/utils/web"
 )
 
+// Uses a
+func getSimilarAvailableVersions(version string) {
+
+}
+
 func getJavaHome(jdkTempFile string) string {
 	var javaHome string
 	fs.WalkDir(os.DirFS(jdkTempFile), ".", func(path string, d fs.DirEntry, err error) error {