public UCAnswerPanel()
{
InitializeComponent();
if (this.IsDesignMode())
{
return;
}
this.Visibility = Visibility.Collapsed;
initEvents();
Loaded += (s, e) =>
{
foreach (var student in APP.StudySession.GetStudyStudents())
{
var penStatus = PenController.Instance.GetPenStatus(student.id);
var item = new ViewModels.StudentView(student);
item.IsSubmit = penStatus.IsSubmit;
item.IsWriteing = penStatus.IsWriteing;
item.IsOnline = penStatus.IsOnline;
mStudentViews.Add(item);
}
;
ICUser.ItemsSource = mStudentViews;
};
}
/// <summary>
/// 加载用户数据和题的信息
/// </summary>
/// <param name="studentId"></param>
/// <param name="questionRecordId"></param>
private void UpdateData(string exercise_record_id, long questionId)
{
var student = APP.StudySession.GetStudyStudent(StudentId);
var studentView = new ViewModels.StudentView(student);
var questionRecord = APP.IDatas.ErPaperPracticeRecordQuestionSealUp
.Where(m => m.paper_practice_record_id == exercise_record_id && m.source_question_id == questionId)
.Select(m => new { m.first_step_stem, m.start_practice_time })
.FirstOrDefault();
mPageData.StudentId = StudentId;
mPageData.Name = studentView.Name;
mPageData.Face = studentView.Face;
if (questionRecord != null)
{
mPageData.QuestionTitle = questionRecord.first_step_stem;
}
if (this.IsShowAnswer)
{
var mButtonAnswer = APP.IDatas.ErStudentButtonAnswerOriginalRecord
.Where(m => m.student_id == this.StudentId && m.exercise_record_id == exercise_record_id && m.question_id == questionId && m.step_number == 1)
.Select(m => new
{
m.is_submit,
m.button_item,
m.create_time,
m.step_number
}).OrderBy(m => m.create_time).ToList();
if (mButtonAnswer.Count > 0)
{
var lastResult = mButtonAnswer.Where(m => m.is_submit).OrderByDescending(m => m.create_time).Select(m => new { m.button_item, m.create_time }).FirstOrDefault();
if (lastResult != null)
{
var lastTime = (lastResult.create_time.Value - questionRecord.start_practice_time.Value).ToString(@"m'\''s'\'\''");
mPageData.IsSubmitAnswerText = $"提交答案：{lastResult.button_item}，总共用时：" + lastTime;
}
else
{
mPageData.IsSubmitAnswerText = "提交答案：未提交";
}
var submits = mButtonAnswer.Where(m => m.is_submit).OrderBy(m => m.create_time).ToList();
var list = new List <string>();
for (var i = 0; i < submits.Count; i++)
{
var item = submits[i];
var lastTime = (item.create_time.Value - questionRecord.start_practice_time.Value).ToString(@"m'\''s'\'\''");
list.Add($"第{MSUtils.NumberToChinese(i + 1)}次提交答案：用时{lastTime}");
}
mPageData.AnswerText = list.ToJoin("；");
}
else
{
mPageData.IsSubmitAnswerText = "提交答案：未提交";
mPageData.AnswerText = "未做题";
}
}
}
