package db

import (
	"errors"

	"giter.top/smart/pkg/config"
	"gorm.io/driver/postgres"
	"gorm.io/gorm"
)

// pg sql 数据库连接
func NewPgSQLDB(cfg *config.Config) (*gorm.DB , error) {	
 	db, err := gorm.Open(postgres.Open(cfg.Data.Database.DSN), &gorm.Config{})
	if err != nil {
		return nil, errors.New("failed to connect to postgres database")
	}
	return db, nil
}