package com.mindskip.xzs.service;

import com.mindskip.xzs.domain.ExamPaper;
import com.mindskip.xzs.domain.ExamPaperClasses;
import com.mindskip.xzs.domain.User;
import com.mindskip.xzs.domain.exam.ExamClassShortInfo;
import com.mindskip.xzs.domain.other.KeyValue;
import com.mindskip.xzs.viewmodel.admin.exam.ExamPaperEditRequestVM;
import com.mindskip.xzs.viewmodel.admin.exam.ExamPaperPageRequestVM;
import com.mindskip.xzs.viewmodel.student.dashboard.PaperFilter;
import com.mindskip.xzs.viewmodel.student.dashboard.PaperInfo;
import com.mindskip.xzs.viewmodel.student.exam.ExamPaperPageVM;
import com.github.pagehelper.PageInfo;

import java.util.List;

/**
 * @version 2.2.0
 * @description: 试卷
 * Copyright (C), 2020-2021, 武汉思维跳跃科技有限公司
 * @date 2021 /9/7 9:45
 */
public interface ExamPaperService extends BaseService<ExamPaper> {

    /**
     * 试卷分页
     *
     * @param requestVM the request vm
     * @return the page info
     */
    PageInfo<ExamPaper> page(ExamPaperPageRequestVM requestVM);

    /**
     * 管理端试卷分页
     *
     * @param requestVM the request vm
     * @return the page info
     */
    PageInfo<ExamPaper> adminPage(ExamPaperPageRequestVM requestVM);

    /**
     * 任务试卷分页
     *
     * @param requestVM the request vm
     * @return the page info
     */
    PageInfo<ExamPaper> taskExamPage(ExamPaperPageRequestVM requestVM);

    /**
     * 学生端试卷分页
     *
     * @param requestVM the request vm
     * @return the page info
     */
    PageInfo<ExamPaper> studentPage(ExamPaperPageVM requestVM);

    /**
     * 班级试卷分页
     *
     * @param requestVM the request vm
     * @return the page info
     */
    PageInfo<ExamPaper> studentClassesPage(ExamPaperPageVM requestVM);

    /**
     * 试卷编辑
     *
     * @param examPaperEditRequestVM the exam paper edit request vm
     * @param user                   the user
     * @return the exam paper
     */
    ExamPaper savePaperFromVM(ExamPaperEditRequestVM examPaperEditRequestVM, User user);

    /**
     * 试卷查询
     *
     * @param id the id
     * @return the exam paper edit request vm
     */
    ExamPaperEditRequestVM examPaperToVM(Integer id);

    /**
     * 首页试卷
     *
     * @param paperFilter the paper filter
     * @return the list
     */
    List<PaperInfo> indexPaper(PaperFilter paperFilter);

    /**
     * 班级试卷
     *
     * @param cIds the c ids
     * @return the list
     */
    List<ExamClassShortInfo> classesPaper(List<Integer> cIds);

    /**
     * 查询所有试卷数量
     *
     * @return the integer
     */
    Integer selectAllCount();

    /**
     * 查询月时间数量
     *
     * @return the list
     */
    List<Integer> selectMothCount();

    /**
     * 根据试卷id获取班级试卷
     *
     * @param paperId the paper id
     * @return the exam paper classes by paper id
     */
    List<ExamPaperClasses> getExamPaperClassesByPaperId(Integer paperId);

    /**
     * 获取班级试卷数量
     *
     * @param classIds the class ids
     * @return the paper class count
     */
    List<KeyValue> getPaperClassCount(List<Integer> classIds);

    /**
     * 智能训练试卷数量
     *
     * @param userId the user id
     * @return the random paper count
     */
    Integer getRandomPaperCount(Integer userId);
}