package postgres

import (
	"database/sql"
	"log"

	_ "github.com/lib/pq"
)

type PostgresStorage struct {
	db *sql.DB
}

func New(connStr string) (*PostgresStorage, error) {
	db, err := sql.Open("postgres", connStr)
	if err != nil {
		return nil, err
	}

	if err := db.Ping(); err != nil {
		return nil, err
	}

	if err := migrate(db); err != nil {
		return nil, err
	}

	log.Print("connected to postgres")
	return &PostgresStorage{db: db}, nil
}

func (s *PostgresStorage) Close() error {
	return s.db.Close()
}