import { BaseRepository } from "./BaseRepository";
import { Course } from "../models/Course";
import { SqliteAdapter } from "../database/SqliteAdapter";
export declare class CourseRepository extends BaseRepository<Course> {
    constructor(dbAdapter: SqliteAdapter);
    /**
     * Create a new course
     */
    create(data: Omit<Course, "id">): Promise<Course>;
    /**
     * Override toCamelCase to handle categories JSON
     */
    protected toCamelCase(obj: Record<string, any>): any;
    /**
     * Update an existing course
     */
    update(id: string, data: Partial<Course>): Promise<Course | null>;
    /**
     * Find courses by teacher ID
     */
    findByTeacherId(teacherId: string): Promise<Course[]>;
    /**
     * Find public courses
     */
    findPublicCourses(): Promise<Course[]>;
    /**
     * Find courses by category
     */
    findByCategory(categoryId: string): Promise<Course[]>;
}