made some progress, not done yet

pkg/cmd/repo/rename/rename.go

@@ -3,16 +3,19 @@ package rename
 import (
 	"bytes"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"net/http"
 	"strings"
 
+	"github.com/AlecAivazis/survey/v2"
 	"github.com/cli/cli/v2/api"
 	"github.com/cli/cli/v2/internal/config"
 	"github.com/cli/cli/v2/internal/ghinstance"
 	"github.com/cli/cli/v2/internal/ghrepo"
 	"github.com/cli/cli/v2/pkg/cmdutil"
 	"github.com/cli/cli/v2/pkg/iostreams"
+	"github.com/cli/cli/v2/pkg/prompt"
 	"github.com/spf13/cobra"
 )
 
@@ -20,8 +23,10 @@ type RenameOptions struct {
 	HttpClient      func() (*http.Client, error)
 	IO              *iostreams.IOStreams
 	Config          func() (config.Config, error)
+	BaseRepo        func() (ghrepo.Interface, error)
 	oldRepoSelector string
 	newRepoSelector string
+	flagRepo        bool
 }
 
 type renameRepo struct {
@@ -34,24 +39,42 @@ func NewCmdRename(f *cmdutil.Factory, runf func(*RenameOptions) error) *cobra.Co
 	opts := &RenameOptions{
 		IO:         f.IOStreams,
 		HttpClient: f.HttpClient,
+		BaseRepo:   f.BaseRepo,
 	}
 
 	cmd := &cobra.Command{
-		DisableFlagsInUseLine: true,
-
-		Use:   "rename <repository> <new-name>",
+		Use:   "rename [-R] [<repository>] [<new-name>]",
 		Short: "Rename a repository",
-		Long:  "Rename a GitHub repository",
-		Args:  cmdutil.ExactArgs(2, "cannot rename: repository argument required"),
+		Long: `Rename a GitHub repository
+		With no argument, the repository for the current directory is renamed using a prompt
+		With one argument, the repository of the current directory is renamed using the argument
+		With '-R', and two arguments the given repository is replaced with the new name `,
+		Args: cobra.MaximumNArgs(2),
 		RunE: func(cmd *cobra.Command, args []string) error {
-			opts.oldRepoSelector = args[0]
-			opts.newRepoSelector = args[1]
+			if len(args) > 0 {
+				if len(args) == 2 && opts.flagRepo {
+					opts.oldRepoSelector = args[0]
+					opts.newRepoSelector = args[1]
+				} else if len(args) == 1 && !opts.flagRepo {
+					opts.newRepoSelector = args[0]
+				} else {
+					return fmt.Errorf("check your parameters")
+				}
+			} else {
+				if !opts.IO.CanPrompt() {
+					return &cmdutil.FlagError{
+						Err: errors.New("could not prompt: proceed with prompt or argument(s) required")}
+				}
+			}
 			if runf != nil {
 				return runf(opts)
 			}
 			return renameRun(opts)
 		},
 	}
+
+	cmd.Flags().BoolVarP(&opts.flagRepo, "repo", "R", false, "pass in two arguments to rename a repository")
+
 	return cmd
 }
 
@@ -63,15 +86,49 @@ func renameRun(opts *RenameOptions) error {
 	}
 	apiClient := api.NewClientFromHTTP(httpClient)
 
-	oldRepoURL := opts.oldRepoSelector
-	if !strings.Contains(oldRepoURL, "/") {
-		currentUser, err := api.CurrentLoginName(apiClient, ghinstance.Default())
-		if err != nil {
-			return err
+	var toRename ghrepo.Interface
+	oldRepoURL := ""
+	newRepoName := ""
+
+	if !opts.flagRepo {
+		if opts.newRepoSelector != "" && opts.oldRepoSelector == "" {
+			newRepoName = opts.newRepoSelector
+		} else {
+			err = prompt.SurveyAskOne(
+				&survey.Input{
+					Message: "Rename current repo to: ",
+				},
+				&newRepoName,
+			)
+			if err != nil {
+				return err
+			}
+
+			toRename, err = opts.BaseRepo()
+			if err != nil {
+				return err
+			}
+		}
+	} else {
+		if opts.newRepoSelector != "" && opts.oldRepoSelector != "" {
+			oldRepoURL = opts.oldRepoSelector
+			newRepoName = opts.newRepoSelector
+			if !strings.Contains(oldRepoURL, "/") {
+				currentUser, err := api.CurrentLoginName(apiClient, ghinstance.Default())
+				if err != nil {
+					return err
+				}
+				oldRepoURL = currentUser + "/" + oldRepoURL
+			}
+		} else {
+			return fmt.Errorf("check your params")
 		}
-		oldRepoURL = currentUser + "/" + oldRepoURL
 	}
-	newRepoName := opts.newRepoSelector
+
+	fmt.Println(toRename)
+	fmt.Printf("Old: %s\n", oldRepoURL)
+	fmt.Printf("New: %s\n", newRepoName)
+	fmt.Println(opts.flagRepo)
 
 	repo, err := ghrepo.FromFullName(oldRepoURL)
 	if err != nil {