package cmd

import (
	"fmt"
	"time"

	"git.membo.co.uk/dtomlinson/gitlocal/internal/config"
	"github.com/spf13/cobra"
)

var statusCmd = &cobra.Command{
	Use:   "status",
	Short: "Show all converted repositories",
	Long:  `Display a list of all repositories that have been converted from .git to .gitlocal.`,
	RunE:  runStatus,
}

func runStatus(cmd *cobra.Command, args []string) error {
	cfg, err := config.Load()
	if err != nil {
		return fmt.Errorf("failed to load config: %w", err)
	}

	if len(cfg.Repos) == 0 {
		fmt.Println("No converted repositories")
		return nil
	}

	fmt.Printf("Converted Repositories (%d):\n\n", len(cfg.Repos))

	for _, repo := range cfg.Repos {
		fmt.Printf("  %s\n", repo.Path)
		fmt.Printf("    Converted: %s\n", formatTime(repo.ConvertedAt))
		if repo.OriginalRemote != "" {
			fmt.Printf("    Remote: %s\n", repo.OriginalRemote)
		}
		if repo.OriginalBranch != "" {
			fmt.Printf("    Branch: %s\n", repo.OriginalBranch)
		}
		fmt.Println()
	}

	return nil
}

func formatTime(t time.Time) string {
	now := time.Now()
	diff := now.Sub(t)

	switch {
	case diff < time.Minute:
		return "just now"
	case diff < time.Hour:
		mins := int(diff.Minutes())
		if mins == 1 {
			return "1 minute ago"
		}
		return fmt.Sprintf("%d minutes ago", mins)
	case diff < 24*time.Hour:
		hours := int(diff.Hours())
		if hours == 1 {
			return "1 hour ago"
		}
		return fmt.Sprintf("%d hours ago", hours)
	case diff < 7*24*time.Hour:
		days := int(diff.Hours() / 24)
		if days == 1 {
			return "1 day ago"
		}
		return fmt.Sprintf("%d days ago", days)
	case diff < 30*24*time.Hour:
		weeks := int(diff.Hours() / 24 / 7)
		if weeks == 1 {
			return "1 week ago"
		}
		return fmt.Sprintf("%d weeks ago", weeks)
	default:
		months := int(diff.Hours() / 24 / 30)
		if months == 1 {
			return "1 month ago"
		}
		return fmt.Sprintf("%d months ago", months)
	}
}