/**
 * Content generation request parameters
 */
export interface GenerateCourseRequest {
    teacherId: string;
    title?: string;
    description: string;
    level: string;
    subject?: string;
    topics?: string[];
    numSections: number;
    numLecturesPerSection: number;
    includeQuizzes: boolean;
    numQuestionsPerQuiz: number;
}
/**
 * Generated lecture
 */
export interface GeneratedLecture {
    title: string;
    content: string;
    type: "text" | "h5p" | "presentation";
    orderIndex: number;
}
/**
 * Generated quiz question
 */
export interface GeneratedQuizQuestion {
    question: string;
    options: string[];
    answer: string;
    explanation: string;
}
/**
 * Generated section
 */
export interface GeneratedSection {
    title: string;
    description: string;
    orderIndex: number;
    lectures: GeneratedLecture[];
    quiz?: {
        title: string;
        description: string;
        questions: GeneratedQuizQuestion[];
    };
}
/**
 * Complete generated course
 */
export interface GeneratedCourse {
    title: string;
    description: string;
    thumbnail?: string;
    level: string;
    subject?: string;
    sections: GeneratedSection[];
}
/**
 * Service for generating educational content using AI
 */
export declare class AiContentService {
    private apiKey;
    private apiUrlBase;
    private modelName;
    constructor();
    /**
     * Generate a complete course structure with lectures and quizzes
     */
    generateCourse(request: GenerateCourseRequest): Promise<GeneratedCourse>;
    /**
     * Generate a sample course when API access is not available
     */
    private generateSampleCourse;
    /**
     * Generate just a single section with lectures and quiz
     */
    generateSection(courseId: string, title: string, description: string, orderIndex: number, numLectures: number, includeQuiz: boolean, numQuestions: number): Promise<GeneratedSection>;
    /**
     * Generate a sample section when API access is not available
     */
    private generateSampleSection;
    /**
     * Create a prompt for course generation
     */
    private createCourseGenerationPrompt;
    /**
     * Create a prompt for section generation
     */
    private createSectionGenerationPrompt;
    /**
     * Parse the AI response into a structured course
     */
    private parseCourseResponse;
    /**
     * Parse the AI response into a structured section
     */
    private parseSectionResponse;
}