package store

import (
	"fmt"
	"path"

	bolt "go.etcd.io/bbolt"
)

var (
	db          *bolt.DB
	trackBucket = []byte("tracks")
)

func OpenDB(cfgDir string) error {
	var err error

	dbPath := path.Join(cfgDir, "tracks.db")
	db, err = bolt.Open(dbPath, 0600, nil)
	if err != nil {
		return fmt.Errorf("failed to open database: %w", err)
	}

	if err := db.Update(func(tx *bolt.Tx) error {
		_, err := tx.CreateBucketIfNotExists(trackBucket)
		return err
	}); err != nil {
		return fmt.Errorf("failed to create bucket: %w", err)
	}

	return nil
}