/**
 * 课程资源类型
 * @enum {string}
 */
export type CourseResourceType = "video" | "image" | "doc" | "ppt";

/**
 * 课程资源
 * @interface
 */
export interface ICourseResource {
  id: number;
  resource_name: string;
  resource_size: number;
  resource_type: CourseResourceType;
  resource_url: string;
  allow_download: boolean;
}

/**
 * 课程小节
 * @interface
 * @property {string} id - 章节的唯一标识符
 * @property {string} title - 章节的标题
 * @property {ICourseResource[]} resources - 章节中的资源数组
 */
export interface ICourseSection {
  id: number;
  title: string;
  resources: ICourseResource[];
}

/**
 * 课程章节
 * @interface
 * @property {string} id - 章节的唯一标识符
 * @property {string} title - 章节的标题
 * @property {boolean} is_published - 指示章节是否已发布
 * @property {ICourseSection[]} sections - 章节中的小节数组
 * @property {[]} [detections] - 待定。
 */
export interface ICourseChapter {
  id: number;
  title: string;
  is_published: boolean;
  sections: ICourseSection[];
  detections?: [];
}

/**
 * 课程
 * @interface
 */
export interface ICourse {
  id: number;
  courseName: string;
  profile: string;
  previewUrl: string | null;
  schoolName: string;
  teacherName: string;
  semester: string;
  status: number;
  created_at: Date;
  updated_at: Date;
  remark: string | null;
}