package database

import (
	"database/sql"
	_ "github.com/go-sql-driver/mysql"
	"github.com/golang-migrate/migrate"
	"github.com/golang-migrate/migrate/database/postgres"
	_ "github.com/golang-migrate/migrate/source/file"
	"log"
)

func (db *Database) Migrate() {
	sqlDB, err := sql.Open("postgres", db.DSN(false))

	driver, err := postgres.WithInstance(sqlDB, &postgres.Config{
		MigrationsTable: "schema_migrations",
		DatabaseName:    db.databaseName,
	})
	if err != nil {
		log.Fatal(err)
	}

	m, err := migrate.NewWithDatabaseInstance(
		"file://./migrations",
		db.databaseName,
		driver,
	)

	if err != nil {
		log.Fatal(err)
	}

	err = m.Up()
	if err != nil && err.Error() != "no change" {
		log.Fatal(err)
	}
}