public ResultEntity findOneExerice(int?exerciseId)
{
ResultEntity resultEntity = new ResultEntity();
if (exerciseId != null)
{
Exercise exercise = ExerciseApi.findByExerciseId(exerciseId);
if (exercise != null)
{
if (exercise.exerciseType % 3 != 0)
{
List <ExerciseChoice> exerciseChoices = ExerciseChoiceApi.findByExerciseIdOrderByExerciceChoiceId(exerciseId);
resultEntity.setData(new ExerciseSet(exercise, exerciseChoices));
}
else
{
resultEntity.setData(new ExerciseSet(exercise));
}
resultEntity.setState(1);
resultEntity.setMessage("搜索习题成功！");
}
else
{
resultEntity.setMessage("搜索习题失败！");
resultEntity.setState(0);
}
}
else
{
resultEntity.setMessage("传入参数为空！");
resultEntity.setState(0);
}
return(resultEntity);
}
public ResultEntity viewSomeAnswer(int?chapterId, int?studentId, String type)
{
ResultEntity resultEntity = new ResultEntity();
if (chapterId != null && studentId != null)
{
List <ExerciseSet> exerciseSets = new List <ExerciseSet>();
int type1 = 0;
int type2 = 0;
int type3 = 0;
if (type.Equals("preview"))
{
type1 = 1;
type2 = 3;
type3 = 2;
}
else
{
type1 = 4;
type2 = 6;
type3 = 5;
}
List <Exercise> exercises = ExerciseApi.findByChapterIdAndExerciseTypeOrderByExerciseNumber(chapterId, type1);
foreach (Exercise exercise in exercises)
{
if (StudentExerciseScoreApi.existsByExerciseIdAndStudentId(exercise.exerciseId, studentId) == false)
{
resultEntity.setMessage("学生未答题！");
resultEntity.setState(0);
return(resultEntity);
}
exerciseSets.Add(new ExerciseSet(exercise, ExerciseChoiceApi.findByExerciseIdOrderByExerciceChoiceId(exercise.exerciseId), StudentExerciseScoreApi.findByExerciseIdAndStudentId(exercise.exerciseId, studentId).studentAnswer));
}
exercises = ExerciseApi.findByChapterIdAndExerciseTypeOrderByExerciseNumber(chapterId, type3);
foreach (Exercise exercise in exercises)
{
if (StudentExerciseScoreApi.existsByExerciseIdAndStudentId(exercise.exerciseId, studentId) == false)
{
resultEntity.setMessage("学生未答题！");
resultEntity.setState(0);
return(resultEntity);
}
exerciseSets.Add(new ExerciseSet(exercise, ExerciseChoiceApi.findByExerciseIdOrderByExerciceChoiceId(exercise.exerciseId), StudentExerciseScoreApi.findByExerciseIdAndStudentId(exercise.exerciseId, studentId).studentAnswer));
}
exercises = ExerciseApi.findByChapterIdAndExerciseTypeOrderByExerciseNumber(chapterId, type2);
foreach (Exercise exercise in exercises)
{
if (StudentExerciseScoreApi.existsByExerciseIdAndStudentId(exercise.exerciseId, studentId) == false)
{
resultEntity.setMessage("学生未答题！");
resultEntity.setState(0);
return(resultEntity);
}
exerciseSets.Add(new ExerciseSet(exercise, StudentExerciseScoreApi.findByExerciseIdAndStudentId(exercise.exerciseId, studentId).studentAnswer));
}
List <int?> scores = exerciseScore(studentId, chapterId, type);
resultEntity.setData(new ExerciseSetsDetails(exerciseSets, scores));
if (resultEntity.getData() != null)
{
resultEntity.setState(1);
resultEntity.setMessage("查看成功！");
}
else
{
resultEntity.setMessage("查看失败！");
resultEntity.setState(0);
}
}
else
{
resultEntity.setMessage("传入参数为空！");
resultEntity.setState(0);
}
return(resultEntity);
}
public ResultEntity viewExercise(int?chapterId, String type)
{
ResultEntity resultEntity = new ResultEntity();
if (chapterId != null)
{
List <ExerciseSet> exerciseSets = new List <ExerciseSet>();
int type1 = 0;
int type2 = 0;
int type3 = 0;
if (type.Equals("preview"))
{
type1 = 1;
type3 = 2;
type2 = 3;
}
else
{
type1 = 4;
type3 = 5;
type2 = 6;
}
List <Exercise> exercises = ExerciseApi.findByChapterIdAndExerciseTypeOrderByExerciseNumber(chapterId, type1);
foreach (Exercise exercise in exercises)
{
exerciseSets.Add(new ExerciseSet(exercise, ExerciseChoiceApi.findByExerciseIdOrderByExerciceChoiceId(exercise.exerciseId)));
}
exercises = ExerciseApi.findByChapterIdAndExerciseTypeOrderByExerciseNumber(chapterId, type3);
foreach (Exercise exercise in exercises)
{
exerciseSets.Add(new ExerciseSet(exercise, ExerciseChoiceApi.findByExerciseIdOrderByExerciceChoiceId(exercise.exerciseId)));
}
exercises = ExerciseApi.findByChapterIdAndExerciseTypeOrderByExerciseNumber(chapterId, type2);
foreach (Exercise exercise in exercises)
{
exerciseSets.Add(new ExerciseSet(exercise));
}
resultEntity.setData(exerciseSets);
if (resultEntity.getData() != null)
{
if (type.Equals("preview"))
{
//fragile
if (ChapterContentApi.getByID(chapterId).exerciseVisible_1 != null && ChapterContentApi.getByID(chapterId).exerciseVisible_1)
{
DateTime now = DateTime.Now;
if (ChapterContentApi.getByID(chapterId).exerciseDeadline_1 != null && now > ChapterContentApi.getByID(chapterId).exerciseDeadline_1)
{
resultEntity.setState(4);
resultEntity.setMessage("习题已过deadline！");
}
else
{
resultEntity.setState(1);
resultEntity.setMessage("查看成功！");
}
}
else
{
resultEntity.setState(2);
resultEntity.setMessage("习题当前设置为不可见！");
}
}
else
{
if (ChapterContentApi.getByID(chapterId).exerciseDeadline_2 != null && ChapterContentApi.getByID(chapterId).exerciseVisible_2)
{
DateTime now = DateTime.Now;
if (ChapterContentApi.getByID(chapterId).exerciseDeadline_2 != null && now > ChapterContentApi.getByID(chapterId).exerciseDeadline_2)
{
resultEntity.setState(4);
resultEntity.setMessage("习题已过deadline！");
}
else
{
resultEntity.setState(1);
resultEntity.setMessage("查看成功！");
}
}
else
{
resultEntity.setState(2);
resultEntity.setMessage("习题当前设置为不可见！");
}
}
}
else
{
resultEntity.setMessage("无题目！");
resultEntity.setState(3);
}
}
else
{
resultEntity.setMessage("传入参数为空！");
resultEntity.setState(0);
}
return(resultEntity);
}
public ResultEntity answerAll(List <String> answers, int?studentId, int?chapterId, String type, String comment, int?rate)
{
ResultEntity resultEntity = new ResultEntity();
if (answers != null && type != null && chapterId != null && studentId != null)
{
List <ExerciseSet> exerciseSets = new List <ExerciseSet>();
int type1 = 0;
int type2 = 0;
int type3 = 0;
if (type.Equals("preview"))
{
type1 = 1;
type3 = 2;
type2 = 3;
}
else
{
type1 = 4;
type3 = 5;
type2 = 6;
}
List <int?> exerciseIds = new List <int?>();
List <Exercise> exercises = ExerciseApi.findByChapterIdAndExerciseTypeOrderByExerciseNumber(chapterId, type1);
foreach (Exercise exercise in exercises)
{
exerciseSets.Add(new ExerciseSet(exercise, ExerciseChoiceApi.findByExerciseIdOrderByExerciceChoiceId(exercise.exerciseId)));
exerciseIds.Add(exercise.exerciseId);
}
exercises = ExerciseApi.findByChapterIdAndExerciseTypeOrderByExerciseNumber(chapterId, type3);
foreach (Exercise exercise in exercises)
{
exerciseSets.Add(new ExerciseSet(exercise, ExerciseChoiceApi.findByExerciseIdOrderByExerciceChoiceId(exercise.exerciseId)));
exerciseIds.Add(exercise.exerciseId);
}
exercises = ExerciseApi.findByChapterIdAndExerciseTypeOrderByExerciseNumber(chapterId, type2);
foreach (Exercise exercise in exercises)
{
exerciseSets.Add(new ExerciseSet(exercise));
}
for (int i = 0; i < answers.Count; i++)
{
answerOne(answers[i], exerciseSets[i].getExercise().exerciseId, studentId);
}
int score = 0;
foreach (int?exerciseId in exerciseIds)
{
score += int.Parse(StudentExerciseScoreApi.findByExerciseIdAndStudentId(exerciseId, studentId).exerciseScore);
}
StudentChapter studentChapter;
if (!StudentChapterApi.existsByChapterIDAndStudentID(chapterId, studentId))
{
studentChapter = new StudentChapter();
studentChapter.chapterID = chapterId;
studentChapter.studentID = studentId;
StudentChapterApi.insert(studentChapter);
}
if (!type.Equals("preview"))
{
studentChapter = StudentChapterApi.findByChapterIDAndStudentID(chapterId, studentId);
studentChapter.rate = rate;
studentChapter.comment = comment;
studentChapter.totalScore_2 = score;
studentChapter.scored_2 = 0;
StudentChapterApi.insert(studentChapter);
//LaterImplementation
//new NLPUtil().setCommentNLPRate(comment, chapterId, studentId);
}
else
{
studentChapter = StudentChapterApi.findByChapterIDAndStudentID(chapterId, studentId);
studentChapter.totalScore_1 = score;
studentChapter.scored_1 = 0;
StudentChapterApi.insert(studentChapter);
}
resultEntity.setState(1);
resultEntity.setMessage("答题成功 ！");
}
else
{
resultEntity.setMessage("传入参数有空值！");
resultEntity.setState(0);
}
return(resultEntity);
}