Function newRecordFromNullStringMap

core/record_model.go:482–516

------------------------------------------------------------------- newRecordFromNullStringMap initializes a single new Record model with data loaded from the provided NullStringMap. Note that this method is intended to load and Scan data from a database row result.

(collection *Collection, data dbx.NullStringMap)

//
// Note that this method is intended to load and Scan data from a database row result.
func newRecordFromNullStringMap(collection *Collection, data dbx.NullStringMap) (*Record, error) {
	record := NewRecord(collection)

	var fieldName string
	for _, field := range collection.Fields {
		fieldName = field.GetName()

		nullString, ok := data[fieldName]

		var value any
		var err error

		if ok && nullString.Valid {
			value, err = field.PrepareValue(record, nullString.String)
		} else {
			value, err = field.PrepareValue(record, nil)
		}

		if err != nil {
			return nil, err
		}

		// we load only the original data to avoid unnecessary copying the same data into the record.data store
		// (it is also the reason why we don't invoke PostScan on the record itself)
		record.originalData[fieldName] = value

		if fieldName == FieldNameId {
			record.Id = cast.ToString(value)
		}
	}

	record.BaseModel.PostScan()

	return record, nil
}

// newRecordsFromNullStringMaps initializes a new Record model for
// each row in the provided NullStringMap slice.