import { LightWeightObjectChangeTracker, SetOptions } from '@schoolbelle/common/object-change-tracker';
import { QuestionBaseInterface } from './question.base.interface';
import { Survey } from '../../survey';
import { Option } from '../../option';
import { QuestionDependency } from './dependency';
import { QuestionDataInterface } from './questionData.interface';
export declare class QuestionBase extends LightWeightObjectChangeTracker implements QuestionBaseInterface {
    survey: Survey;
    _options: {
        [key: string]: Option;
    };
    readonly options: Option[];
    readonly id: string;
    text: string;
    type: string;
    priority: number;
    max_checked_option_cnt: number;
    min_checked_option_cnt: number;
    required: boolean;
    canHaveQuotaOptions: boolean;
    dependency: QuestionDependency;
    readonly value: QuestionDataInterface;
    constructor(survey: Survey, question_id: string);
    /**
     *
     * @param data
     * @param options
     * if no priority is set, set 1000, which will be modified to a proper value to put the question at the end of question list.
     * id, type, and priority are preset and should not be overriden.
     */
    load(data?: Partial<QuestionDataInterface>, options?: SetOptions): void;
    private setQuestionPriority;
}