DatumCustomFieldQuery<T> class abstract

Helper class for building complex queries with custom field definitions.

Example:

class TaskQuery extends DatumCustomFieldQuery<Task> {
  static const title = 'title';
  static const completed = 'completed';
  static const tags = 'tags';

  TaskQuery whereCompleted(bool value) {
    return this..where(completed, isEqualTo: value);
  }

  TaskQuery whereHasTag(String tag) {
    return this..where(tags, arrayContains: tag);
  }
}