package com.mindskip.xzs.controller.teacher;
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import com.mindskip.xzs.base.BaseApiController;
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import com.mindskip.xzs.base.RestResponse;
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import com.mindskip.xzs.domain.ExamPaperAnswer;
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import com.mindskip.xzs.domain.ExamPaperClasses;
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import com.mindskip.xzs.domain.User;
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import com.mindskip.xzs.service.ClassesService;
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import com.mindskip.xzs.service.ExamPaperAnswerService;
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import com.mindskip.xzs.service.ExamPaperService;
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import com.mindskip.xzs.service.UserService;
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import com.mindskip.xzs.utility.ExamUtil;
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import com.mindskip.xzs.viewmodel.teacher.analyze.ClassAvgItem;
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import com.mindskip.xzs.viewmodel.teacher.analyze.ClassesScoreItem;
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import com.mindskip.xzs.viewmodel.teacher.analyze.PaperClassesRequest;
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import com.mindskip.xzs.viewmodel.teacher.analyze.PaperClassesVM;
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import lombok.AllArgsConstructor;
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import org.springframework.web.bind.annotation.*;
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import java.util.*;
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/**
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* @version 2.2.0
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* @description: 试卷数据分析
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* Copyright (C), 2020-2021, 武汉思维跳跃科技有限公司
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* @date 2021 /9/7 9:45
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*/
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@RestController("TeacherAnalyzeController")
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@RequestMapping(value = "/api/teacher/analyze")
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@AllArgsConstructor
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public class AnalyzeController extends BaseApiController {
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private final ClassesService classesService;
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private final ExamPaperService examPaperService;
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private final ExamPaperAnswerService examPaperAnswerService;
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private final UserService userService;
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/**
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* 试卷成绩分析
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*
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* @param paperId the paper id
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* @return the rest response
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*/
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@PostMapping("/paperClasses/{paperId}")
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public RestResponse<PaperClassesVM> PaperClasses(@PathVariable Integer paperId) {
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PaperClassesVM vm = new PaperClassesVM();
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List<ExamPaperClasses> examPaperClassesList = examPaperService.getExamPaperClassesByPaperId(paperId);
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List<ClassAvgItem> classAvg = new ArrayList<>(examPaperClassesList.size());
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List<ClassesScoreItem> classesScore = new ArrayList<>(examPaperClassesList.size());
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vm.setClassAvg(classAvg);
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vm.setClassesScore(classesScore);
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examPaperClassesList.stream().forEach(epc -> {
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PaperClassesRequest paperClassesRequest = new PaperClassesRequest(epc.getExamPaperId(), epc.getClassesId());
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List<ExamPaperAnswer> examPaperAnswers = examPaperAnswerService.classPaper(paperClassesRequest);
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ClassesScoreItem classesScoreItem = new ClassesScoreItem();
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classesScoreItem.setName(epc.getClassesName());
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classesScoreItem.setX(new ArrayList<>(examPaperAnswers.size()));
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classesScoreItem.setY(new ArrayList<>(examPaperAnswers.size()));
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examPaperAnswers.stream().sorted(Comparator.comparing(ExamPaperAnswer::getUserScore).reversed()).forEach(epa -> {
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User user = userService.getUserById(epa.getCreateUser());
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classesScoreItem.getX().add(user.getUserName());
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classesScoreItem.getY().add(ExamUtil.scoreToVM(epa.getUserScore()));
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});
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classesScore.add(classesScoreItem);
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ClassAvgItem classAvgItem = new ClassAvgItem();
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classAvgItem.setName(epc.getClassesName());
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int avg = (int) examPaperAnswers.stream().mapToInt(d -> d.getUserScore()).average().orElse(0);
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classAvgItem.setAvgScore(ExamUtil.scoreToVM(avg));
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classAvg.add(classAvgItem);
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});
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return RestResponse.ok(vm);
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}
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}
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