move api list/get calls into runPrompt

add --height/-H flag to new command

add template language to template. This may be useful if combining gitignores.

.gitignore

@@ -1,4 +1,6 @@
 # Generated by ignr-cli: github.com/onyx-and-iris/ignr-cli
+
+## Go ##
 # If you prefer the allow list template instead of the deny list, see community template:
 # https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
 #

context.go

@@ -8,9 +8,15 @@ import (
 
 type contextKey string
 
-const clientKey contextKey = "client"
+var clientKey = contextKey("client")
 
-func getClientFromContext(ctx context.Context) (*github.Client, bool) {
+// withClient returns a new context with the GitHub client set.
+func withClient(ctx context.Context, client *github.Client) context.Context {
+	return context.WithValue(ctx, clientKey, client)
+}
+
+// clientFromContext retrieves the GitHub client from the context.
+func clientFromContext(ctx context.Context) (*github.Client, bool) {
 	client, ok := ctx.Value(clientKey).(*github.Client)
 	return client, ok
 }

main.go

@@ -31,7 +31,7 @@ You may also list available templates and generate .gitignore files based on tho
 		} else {
 			client = github.NewClient(nil).WithAuthToken(viper.GetString("token"))
 		}
-		ctx := context.WithValue(context.Background(), clientKey, client)
+		ctx := withClient(context.Background(), client)
 		cmd.SetContext(ctx)
 	},
 	RunE: func(cmd *cobra.Command, _ []string) error {

new.go

@@ -27,32 +27,28 @@ var newCmd = &cobra.Command{
 
 func init() {
 	rootCmd.AddCommand(newCmd)
+
+	newCmd.Flags().IntP("height", "H", 20, "Height of the selection prompt")
 }
 
 // runNewCommand is the handler for the 'new' command.
-// It retrieves available .gitignore templates from GitHub, prompts the user to select one,
-// and writes the selected template to a new .gitignore file.
+// It retrieves the selected .gitignore template from GitHub and writes it to the .gitignore file.
 func runNewCommand(cmd *cobra.Command, _ []string) error {
-	client, ok := getClientFromContext(cmd.Context())
+	height, err := cmd.Flags().GetInt("height")
+	if err != nil {
+		return fmt.Errorf("error getting height flag: %w", err)
+	}
+
+	client, ok := clientFromContext(cmd.Context())
 	if !ok {
 		return errors.New("failed to get GitHub client from context")
 	}
 
-	templates, _, err := client.Gitignores.List(context.Background())
+	content, err := runPrompt(client, height)
 	if err != nil {
-		return fmt.Errorf("error listing gitignore templates: %w", err)
-	}
-
-	var selection string
-	if err := runPrompt(templates, &selection); err != nil {
 		return fmt.Errorf("error running selection prompt: %w", err)
 	}
 
-	content, _, err := client.Gitignores.Get(context.Background(), selection)
-	if err != nil {
-		return fmt.Errorf("error retrieving gitignore template '%s': %w", selection, err)
-	}
-
 	f, err := os.OpenFile(gitignoreFileName, os.O_APPEND|os.O_CREATE|os.O_WRONLY, 0o600)
 	if err != nil {
 		return fmt.Errorf("error opening file '%s': %w", gitignoreFileName, err)
@@ -67,13 +63,19 @@ func runNewCommand(cmd *cobra.Command, _ []string) error {
 		Bold(true).
 		Foreground(lipgloss.Color("#7D56F4")) // nolint: misspell
 
-	fmt.Println(style.Render("Created"), selection, style.Render(".gitignore file ✓"))
+	fmt.Println(style.Render("Created"), content.GetName(), style.Render(".gitignore file ✓"))
 
 	return nil
 }
 
 // runPrompt is a helper function to run the selection prompt for .gitignore templates.
-func runPrompt(templates []string, selection *string) error {
+func runPrompt(client *github.Client, height int) (*github.Gitignore, error) {
+	var selection string
+
+	templates, _, err := client.Gitignores.List(context.Background())
+	if err != nil {
+		return nil, fmt.Errorf("error retrieving gitignore template list: %w", err)
+	}
 	var options []huh.Option[string]
 	for _, template := range templates {
 		options = append(options, huh.NewOption(template, template))
@@ -82,17 +84,24 @@ func runPrompt(templates []string, selection *string) error {
 	selectionPrompt := huh.NewSelect[string]().
 		Title("Select a .gitignore template").
 		Options(options...).
-		Value(selection)
+		Height(height).
+		Value(&selection)
 
 	if err := selectionPrompt.Run(); err != nil {
-		return fmt.Errorf("error running selection prompt: %w", err)
+		return nil, fmt.Errorf("error running selection prompt: %w", err)
 	}
-	return nil
+
+	content, _, err := client.Gitignores.Get(context.Background(), selection)
+	if err != nil {
+		return nil, fmt.Errorf("error retrieving gitignore template '%s': %w", selection, err)
+	}
+
+	return content, nil
 }
 
 // commitGitignore writes the content of the selected gitignore template to the .gitignore file.
 func commitGitignore(content *github.Gitignore, w io.Writer) error {
-	if _, err := fmt.Fprintf(w, "# Generated by ignr-cli: github.com/onyx-and-iris/ignr-cli\n"); err != nil {
+	if _, err := fmt.Fprintf(w, "# Generated by ignr-cli: github.com/onyx-and-iris/ignr-cli\n\n## %s ##\n", content.GetName()); err != nil {
 		return fmt.Errorf("error writing header to file '%s': %w", gitignoreFileName, err)
 	}