package cli

import (
	"fmt"
	"os"

	"github.com/spf13/cobra"
)

var completionCmd = &cobra.Command{
	Use:       "completion [bash|zsh|fish|powershell]",
	Short:     "Generate shell completion script",
	Args:      cobra.ExactArgs(1),
	ValidArgs: []string{"bash", "zsh", "fish", "powershell"},
	RunE: func(_ *cobra.Command, args []string) error {
		switch args[0] {
		case "bash":
			return rootCmd.GenBashCompletion(os.Stdout)
		case "zsh":
			return rootCmd.GenZshCompletion(os.Stdout)
		case "fish":
			return rootCmd.GenFishCompletion(os.Stdout, true)
		case "powershell":
			return rootCmd.GenPowerShellCompletion(os.Stdout)
		default:
			return fmt.Errorf("unsupported shell %q", args[0])
		}
	},
}