switch v := fieldValue.(type) {
	case int64, int, uint, uint64, int32, uint32, int16, uint16:
		result = time.Unix(reflect.Indirect(rv).Int(), 0).UTC()
	case *int64, *int, *uint, *uint64, *int32, *uint32, *int16, *uint16:
		if rv.IsZero() {
			return nil, nil
		}
		result = time.Unix(reflect.Indirect(rv).Int(), 0).UTC()
	default:
		err = fmt.Errorf("invalid field type %#v for UnixSecondSerializer, only int, uint supported", v)
	}

			values[idx] = new(interface{})
		}
	}
}

func scanIntoMap(mapValue map[string]interface{}, values []interface{}, columns []string) {
	for idx, column := range columns {
		if reflectValue := reflect.Indirect(reflect.Indirect(reflect.ValueOf(values[idx]))); reflectValue.IsValid() {
			mapValue[column] = reflectValue.Interface()
			if valuer, ok := mapValue[column].(driver.Valuer); ok {
				mapValue[column], _ = valuer.Value()

					distinctElems := reflect.MakeSlice(reflect.SliceOf(fieldType), 0, 10)
					identityMap := map[string]bool{}
					for i := 0; i < rValLen; i++ {
						obj := db.Statement.ReflectValue.Index(i)
						if reflect.Indirect(obj).Kind() != reflect.Struct {
							break
						}
						if _, zero := rel.Field.ValueOf(db.Statement.Context, obj); !zero { // check belongs to relation value

		case uint:
			results[idx] = strconv.FormatUint(uint64(v), 10)
		default:
			results[idx] = "nil"
			vv := reflect.ValueOf(v)
			if vv.IsValid() && !vv.IsZero() {
				results[idx] = fmt.Sprint(reflect.Indirect(vv).Interface())
			}
		}
	}

	return strings.Join(results, "_")
}

func Contains(elems []string, elem string) bool {
	for _, e := range elems {
		if elem == e {
			return true
		}
	}

				vars[idx] = nullStr
			} else if valuer, ok := v.(driver.Valuer); ok {
				v, _ = valuer.Value()
				convertParams(v, idx)
			} else if rv.Kind() == reflect.Ptr && !rv.IsZero() {
				convertParams(reflect.Indirect(rv).Interface(), idx)
			} else if isNumeric(rv.Kind()) {
				if rv.CanInt() || rv.CanUint() {
					vars[idx] = fmt.Sprintf("%d", rv.Interface())
				} else {
					vars[idx] = fmt.Sprintf("%.6f", rv.Interface())

			for k, v := range value {
				namedMap[k] = v
			}
		default:
			var appendFieldsToMap func(reflect.Value)
			appendFieldsToMap = func(reflectValue reflect.Value) {
				reflectValue = reflect.Indirect(reflectValue)
				switch reflectValue.Kind() {
				case reflect.Struct:
					modelType := reflectValue.Type()
					for i := 0; i < modelType.NumField(); i++ {

	"go/ast"
	"reflect"
	"testing"
	"time"

	"gorm.io/gorm/utils"
)

func AssertObjEqual(t *testing.T, r, e interface{}, names ...string) {
	for _, name := range names {
		rv := reflect.Indirect(reflect.ValueOf(r))
		ev := reflect.Indirect(reflect.ValueOf(e))
		if rv.IsValid() != ev.IsValid() {
			t.Errorf("%v: expect: %+v, got %+v", utils.FileWithLineNum(), r, e)
			return
		}
		got := rv.FieldByName(name).Interface()

			case reflect.Slice, reflect.Array:
				if config.LastInsertIDReversed {
					for i := db.Statement.ReflectValue.Len() - 1; i >= 0; i-- {
						rv := db.Statement.ReflectValue.Index(i)
						if reflect.Indirect(rv).Kind() != reflect.Struct {
							break
						}

						_, isZero := pkField.ValueOf(db.Statement.Context, rv)
						if isZero {
							db.AddError(pkField.Set(db.Statement.Context, rv, insertID))

func (db *DB) Save(value interface{}) (tx *DB) {
	tx = db.getInstance()
	tx.Statement.Dest = value

	reflectValue := reflect.Indirect(reflect.ValueOf(value))
	for reflectValue.Kind() == reflect.Ptr || reflectValue.Kind() == reflect.Interface {
		reflectValue = reflect.Indirect(reflectValue)
	}

	switch reflectValue.Kind() {
	case reflect.Slice, reflect.Array:
		if _, ok := tx.Statement.Clauses["ON CONFLICT"]; !ok {

	}

	columnTypes, err := DB.Table("user_migrate_columns").Migrator().ColumnTypes(&UserMigrateColumn2{})
	if err != nil {
		t.Fatalf("failed to get column types, got error: %v", err)
	}
	typ := reflect.Indirect(reflect.ValueOf(&UserMigrateColumn2{})).Type()
	numField := typ.NumField()
	if numField != len(columnTypes) {
		t.Fatalf("column's number not match struct and ddl, %d != %d", numField, len(columnTypes))
	}