export interface StudyRecord {
  id: number;
  knowledgeName: string;
  rate: number;
  questionNum: number;
}

export interface TeachClass {
  classId: number;
  schoolId: number;
  year: number;
  name: string;
}

export interface StudentStat {
  id: number;
  avatar?: string;
  name: string;
  questionNum: number;
  dateNum: number;
  rate: number;
}

export interface StudentExamRecord {
  id: number;
  name: string;
  score: number;
  status: number;
}

export interface StudentVideoRecord {
  id: number;
  name: string;
  date: string;
  duration: number;
}

export interface StudentVideoStat {
  id: number;
  avatar?: string;
  name: string;
  videoCount: number;
  duration: number;
}

/**
 * 学习计划
 */
export interface StudyPlan {
  id: number;
  beginTime: string;
  questionCnt: number;
  studentId: number;
  videoTime: number;
  status: number;
}

export interface Subject {
  subjectId: number;
  subjectName: string;
}

export interface Knowledge {
  id: number;
  name: string;
  status: number;
  questionCount: number;
  children: Knowledge[];
}

export type KnowledgeNode = Pick<Knowledge, 'id' | 'name' | 'status' | 'questionCount'> & {
  isExpanded: boolean;
  isLeaf: boolean;
  actualHeight: number;
  children: KnowledgeNode[];
}

export interface QuestionState {
  isDone?: boolean;
  isMark?: boolean;
  isNotKnow?: boolean;
  isFavorite?: boolean;
}

/**
 * 试卷
 */
export interface ExamPaper {
  id: number;
  paperName: string;
  paperType: string;
  questions: ApiQuestion[];
  score?: number;
  subjectId: number;
  year: number;
}

export interface ApiQuestion extends QuestionState {
  id: number;
  title: string;
  typeId: number;
  options: string[];
  answer: (string | number)[];
  subQuestions: ApiQuestion[];
}

export interface ExamPaperSubmit {
  id: number;
  paperName: string;
  paperType: string;
  questions: Question[];
  score?: number;
  subjectId: number;
  year: number;
  duration?: number;
}

export interface QuestionOption {
  id: number;
  no: string | number; // A, B, C, D
  name: string;
  isAnswer: boolean;
}

export interface Question extends QuestionState {
  id: number;
  title: string;
  typeId: number;
  options: QuestionOption[];
  answer: (string | number)[];
  subQuestions: Question[];
}

export interface QuestionOption {
  id: number;
  no: string | number; // A, B, C, D
  name: string;
  isAnswer: boolean;
}

export function QuestionOption(arg0: (option: string, index: number) => { name: string; no: string; id: number; isAnswer: false; }, as: any, QuestionOption: any): QuestionOption[] {
  throw new Error("Function not implemented.");
}