import type { AnswerType } from './types';
import type { SingleAnswer } from './single-model';
export declare function applySingleAiAnswer({ answers, aiAnswer, answerType, }: {
    answers: SingleAnswer[];
    aiAnswer: string;
    answerType: AnswerType;
}): {
    answers: {
        isCorrect: boolean;
        title: string;
        customAnswerId?: string | number;
        answerId?: string | number;
        resultItem?: string;
        orderIndex?: number;
        answerRelations?: any[];
        relationType?: number | null;
    }[];
    matchedCount: number;
};
export declare function updateSingleAnswerTitle(answers: SingleAnswer[], answerIndex: number, value: string, maxLength: number): SingleAnswer[];
export declare function insertSingleAnswerAfter(answers: SingleAnswer[], answerIndex: number, createId: () => string | number): SingleAnswer[];
export declare function deleteSingleAnswerAt(answers: SingleAnswer[], answerIndex: number, minimumLength?: number): SingleAnswer[];
export declare function setSingleCorrectState(answers: SingleAnswer[], answerType: AnswerType, answerIndex: number, value: boolean): {
    isCorrect: boolean;
    title: string;
    customAnswerId?: string | number;
    answerId?: string | number;
    resultItem?: string;
    orderIndex?: number;
    answerRelations?: any[];
    relationType?: number | null;
}[];
export declare function toggleSingleSortLetter(orderList: string[], letter: string): string[];
export declare function removeSingleSortLetter(orderList: string[], letter: string): string[];
export declare function getSingleSortOrder(orderList: string[], letter: string): number | null;
export declare function resolveSingleSortAnswerValue(letter: string, answers: SingleAnswer[]): any;
export declare function countSingleRelationAnswers(relations?: any[]): any;
export declare function shouldShowSingleCorrectHint({ answerType, answers, orderList, }: {
    answerType: AnswerType;
    answers: SingleAnswer[];
    orderList: string[];
}): boolean;