package mysqldriver

import (
	"github.com/pressly/goose"
	"log"
	"os"
	"testing"
	"time"
)

var testDB *DB

func TestMain(m *testing.M) {
	testDbConnect := os.Getenv("DB_TEST_CONNECT")
	if testDbConnect == "" {
		testDbConnect = "stufflog_test:test1234@(localhost:3306)/stufflog_test"
	}

	for i := 0; i < 10; i++ {
		db, err := Open(testDbConnect)
		if err != nil {
			log.Println("DB ERROR", i, err)
			time.Sleep(time.Second)
			continue
		}

		testDB = db
		break
	}
	if testDB == nil {
		log.Println("DB FAILED")
		os.Exit(1)
		return
	}

	err := goose.SetDialect("mysql")
	if err != nil {
		log.Println("GOOSE ERROR", err)
		os.Exit(1)
		return
	}

	for {
		err = goose.Down(testDB.db.DB, "../../../migrations/mysql")
		if err != nil {
			break
		}
	}

	err = goose.Up(testDB.db.DB, "../../../migrations/mysql")
	if err != nil && err != goose.ErrNoNextVersion && err != goose.ErrNoCurrentVersion {
		log.Println("UP ERROR", err)
		os.Exit(3)
		return
	}

	code := m.Run()

	os.Exit(code)
}

func clearTable(tableName string) error {
	// If you really want to SQL inject the test DB, go right ahead!
	_, err := testDB.db.Exec("DELETE FROM " + tableName + " WHERE TRUE")
	return err
}

func mustParseTime(str string) time.Time {
	d, err := time.Parse(time.RFC3339Nano, str)
	if err != nil {
		panic(err)
	}

	return d.UTC()
}

func ptrInt(v int) *int {
	return &v
}

func ptrString(v string) *string {
	return &v
}

func ptrBool(v bool) *bool {
	return &v
}