package commands

import (
	"fmt"
	"strings"

	"github.com/charmbracelet/huh"
	"github.com/spf13/cobra"
)

// closeCmd represents the close command,
// which allows users to close an existing issue by its ID.
var closeCmd = &cobra.Command{
	Use:               "close [id]",
	Short:             "Close an existing issue",
	Long:              `Close an existing issue by its ID.`,
	Example:           `pm close pm-abc`,
	ValidArgsFunction: completeIssues,

	RunE: runCloseCmd,
}

// runCloseCmd executes the close command logic,
// which closes an issue by its ID after confirming with the user.
func runCloseCmd(cmd *cobra.Command, args []string) error {
	closeID := strings.Join(args, " ")

	if closeID == "" {
		return fmt.Errorf("issue ID cannot be empty")
	}

	// Fetch the issue to ensure it exists before closing.
	issue, err := svc.Beads.GetIssue(cmd.Context(), closeID)
	if err != nil {
		return fmt.Errorf("error fetching issue: %w", err)
	}

	if issue == nil {
		return fmt.Errorf("issue with ID %s not found", closeID)
	}

	// Ask for closing reason
	huh.NewInput().Value(&issue.CloseReason).
		Title("Reason for closing the issue?").WithTheme(huh.ThemeBase()).Run()

	// Close the issue.
	err = svc.Beads.CloseIssue(cmd.Context(), closeID, issue.CloseReason, "", "")
	if err != nil {
		return fmt.Errorf("error closing issue: %w", err)
	}

	cmd.Println("Closed issue with ID:", closeID)

	return nil
}

// init function to set up the close command and its flags.
func init() {
	rootCmd.AddCommand(closeCmd)
}