added open command

main.go

@@ -19,6 +19,7 @@ func main() {
 		fmt.Fprintf(os.Stderr, "  copy <srcfile> <destfile>   Copy a file to a new location\n")
 		fmt.Fprintf(os.Stderr, "  move <srcfile> <destfile>   Move a file to a new location\n")
 		fmt.Fprintf(os.Stderr, "  search <directory> <filename>   Search for a file in a directory\n")
+		fmt.Fprintf(os.Stderr, "  open <filename>     Open a file in the default editor\n")
 		fmt.Fprintf(os.Stderr, "\nOptions:\n")
 		flag.PrintDefaults()
 	}
@@ -89,6 +90,12 @@ func main() {
 			return
 		}
 		searchFiles(args[1], args[2])
+	case "open":
+		if len(args) < 2 {
+			fmt.Println("Usage: filecommander open <filename>")
+			return
+		}
+		openFile(args[1])
 	default:
 		fmt.Println("Invalid command:", command)
 	}

utils.go

@@ -4,7 +4,9 @@ import (
 	"fmt"
 	"io"
 	"os"
+	"os/exec"
 	"path/filepath"
+	"runtime"
 )
 
 func createFile(filename string) {
@@ -122,3 +124,58 @@ func moveFile(src, dest string) {
 
 	fmt.Println("File moved from", src, "to", dest)
 }
+
+func openFile(filename string) error {
+	if err := verifyCodeCommand(); err != nil {
+		return err
+	}
+
+	var cmd *exec.Cmd
+
+	if runtime.GOOS == "windows" {
+		// On Windows, use "code.cmd"
+		cmd = exec.Command("code.cmd", filename)
+	} else {
+		cmd = exec.Command("code", filename)
+	}
+
+	err := cmd.Start()
+	if err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func verifyCodeCommand() error {
+	_, err := exec.LookPath("code")
+	if err != nil {
+		fmt.Println("code command not found. Attempting to install...")
+		err = installCodeCommand()
+		if err != nil {
+			return fmt.Errorf("failed to verify and install code command: %s", err)
+		}
+		fmt.Println("code command installed successfully.")
+	}
+	return nil
+}
+
+func installCodeCommand() error {
+	var command string
+	var args []string
+	if runtime.GOOS == "windows" {
+		command = "powershell"
+		args = []string{"-Command", "& { Invoke-WebRequest -Uri 'https://go.microsoft.com/fwlink/?LinkID=760868' -OutFile 'vscode.zip' }"}
+	} else {
+		command = "bash"
+		args = []string{"-c", "curl -o vscode.zip -L https://go.microsoft.com/fwlink/?LinkID=760868 && unzip vscode.zip && sudo mv 'VSCode.app' '/usr/local/bin/code'"}
+	}
+
+	cmd := exec.Command(command, args...)
+	err := cmd.Run()
+	if err != nil {
+		return fmt.Errorf("failed to install code command: %s", err)
+	}
+
+	return nil
+}