package cmd

import (
	"fmt"
	"strings"

	"github.com/spf13/cobra"

	"gmgauthier.com/grokkit/internal/logger"
	"gmgauthier.com/grokkit/internal/workon"
)

var workonCmd = &cobra.Command{
	Use:   "workon <todo_item_title>",
	Short: "Start or complete work on a todo item or fix",
	Long: `workon automates starting or completing a todo/fix:
- Moves queued todo to doing/ or creates new fix .md
- Creates matching git branch
- Generates + appends "Work Plan" via Grok
- Commits to the branch
- Optional: cnadd log + open in configured IDE

Purely transactional. See todo/doing/workon.md for full spec.`,
	Args: cobra.ExactArgs(1),
	RunE: func(cmd *cobra.Command, args []string) error {
		title := strings.ReplaceAll(args[0], " ", "-")
		customMsg, _ := cmd.Flags().GetString("message")
		isFix, _ := cmd.Flags().GetBool("fix")
		isComplete, _ := cmd.Flags().GetBool("complete")

		if isComplete && (isFix || customMsg != "") {
			return fmt.Errorf("-c cannot be combined with -f or -m")
		}

		logger.Info("workon starting", "title", title, "fix", isFix, "complete", isComplete)

		if err := workon.Run(title, customMsg, isFix, isComplete); err != nil {
			return fmt.Errorf("workon failed: %w", err)
		}

		logger.Info("workon completed successfully")
		return nil
	},
}

func init() {
	workonCmd.Flags().StringP("message", "m", "", "Custom commit message (default: \"Start working on <todo_item_title>\")")
	workonCmd.Flags().BoolP("fix", "f", false, "Treat as fix instead of todo (create new .md in doing/)")
	workonCmd.Flags().BoolP("complete", "c", false, "Complete the item (move to completed/; exclusive)")
}