import { ConfigService } from '@nestjs/config';
import { Model } from 'mongoose';
import { SecurityQuestionSolver } from '../common/interfaces';
import { SecurityQuestionDocument } from '../database/schemas/security-question.schema';
export declare class GenAISolverService implements SecurityQuestionSolver {
    private readonly configService;
    private readonly securityQuestionModel;
    private readonly logger;
    private readonly initialQuestions;
    private llmProvider;
    private isInitialized;
    constructor(configService: ConfigService, securityQuestionModel: Model<SecurityQuestionDocument>);
    answer(question: string, strategyId?: string): Promise<string>;
    private ensureInitialized;
    private initializeDatabase;
    private findQuestionInDB;
    private saveNewQuestion;
    private updateQuestionUsage;
    private solveBWithLLM;
    private solveWithOpenAI;
    private solveWithGoogle;
    private initializeLLMProvider;
    private buildSecurePrompt;
    private sanitizeAnswer;
    private normalizeText;
    private calculateSimilarity;
}