package cmd

import (
	"fmt"

	"github.com/lerko/nib/internal/carddata"
	"github.com/lerko/nib/internal/db"
	"github.com/lerko/nib/internal/display"
	"github.com/spf13/cobra"
)

var promoteCmd = &cobra.Command{
	Use:   "promote <id> [type]",
	Short: "promote a fluid entity to a card",
	Args:  cobra.RangeArgs(1, 2),
	RunE:  runPromote,
}

func init() {
	rootCmd.AddCommand(promoteCmd)
}

func runPromote(_ *cobra.Command, args []string) error {
	store, err := openStore()
	if err != nil {
		return err
	}
	defer store.Close()

	id, err := store.Resolve(args[0])
	if err != nil {
		return fmt.Errorf("not_found — no entity with id %s", args[0])
	}

	cardType := db.CardSnippet
	if len(args) > 1 {
		if !db.ValidCardType(args[1]) {
			return fmt.Errorf("invalid_type — %q is not a valid card type", args[1])
		}
		cardType = db.CardType(args[1])
	}

	e, err := store.Get(id)
	if err != nil {
		return err
	}

	cd := carddata.GenerateCardData(cardType, e.Body)

	if err := store.Promote(id, cardType, cd); err != nil {
		if err == db.ErrAlreadyPromoted {
			return fmt.Errorf("invalid_promote — entity %s is already a %s",
				display.FormatID(id), *e.CardType)
		}
		return err
	}

	fmt.Printf("promoted %s → %s\n", display.FormatID(id), cardType)
	return nil
}