def get(self, request):
token = request.META.get('HTTP_TOKEN')
homework_id = request.GET.get('homework_id')
tea_id = t_chk_token(token)
if isinstance(tea_id, Response):
return tea_id
h = chk_homework_id(homework_id)
if isinstance(h, Response):
return h
h.delete()
return Response(
{
'info': 'success',
'code': 200,
'data': HomeworkSer(h).data
},
status=200)
def get(self, request):
token = request.META.get('HTTP_TOKEN')
homework_id = request.GET.get('homework_id')
# 查token确认用户
stu_id = s_chk_token(token)
if isinstance(stu_id, Response):
return stu_id
# 确认作业chk_homework
h = chk_homework_id(homework_id)
if isinstance(h, Response):
return h
# 获取题目列表
questions = question.objects.filter(
Homework=homework_id).order_by('QuesNo')
return Response(
{
'info': 'success',
'code': 200,
'data': QuestionSer(questions, many=True).data
},
status=200)
def get(self, request):
token = request.META.get('HTTP_TOKEN')
homework_id = request.GET.get('homework_id')
# 查token确认用户
tea_id = t_chk_token(token)
if isinstance(tea_id, Response):
return tea_id
# 确认是哪门课
h = chk_homework_id(homework_id)
if isinstance(h, Response):
return h
# 获取作业详情
homework_detail = question.objects.filter(
Homework=homework_id).order_by('QuesNo')
return Response(
{
'info': 'success',
'code': 200,
'data': QuestionSer(homework_detail, many=True).data
},
status=200)
def get(self, request):
token = request.META.get('HTTP_TOKEN')
homework_id = request.GET.get('homework_id')
# 查token确认用户
tea_id = t_chk_token(token)
if isinstance(tea_id, Response):
return tea_id
# 确认是哪门课
h = chk_homework_id(homework_id)
if isinstance(h, Response):
return h
# 获取学生完成情况列表
student_homework_list = submission.objects.filter(
Homework=homework_id).order_by('-id')
return Response(
{
'info': 'success',
'code': 200,
'data': SubmissionSer(student_homework_list, many=True).data
},
status=200)
def post(self, request):
token = request.META.get('HTTP_TOKEN')
homework_id = request.POST.get('homework_id')
# subtime = request.POST.get('subtime')
json_list = request.POST.get('json_list')
'''
示例：
[
{"quesno":"1","stuans":"我不会做"},
{"quesno":"2","stuans":"略略略"},
......
]
'''
# 查token确认用户
stu_id = s_chk_token(token)
if isinstance(stu_id, Response):
return stu_id
# 确认作业chk_homework
h = chk_homework_id(homework_id)
if isinstance(h, Response):
return h
# 根据token获取学生学号
stuno = student.objects.get(pk=stu_id).StudentNo
student_name = student.objects.get(pk=stu_id).StudentName
if len(submission.objects.filter(Homework=homework_id,
StudentNo=stuno)) > 0: #已提交
# 查看作业表和答案表
return Response(
{
'info': '已经完成过作业，跳转到查看已完成作业、答案和分数的页面',
'code': 403,
},
status=403)
else:
# 处理是否过期的需求
check_isExpired = homework.objects.get(pk=homework_id).isExpired
print(check_isExpired)
# 已过期
if check_isExpired == True:
return Response({
'info': '该作业已过期，不可提交',
'code': 400,
},
status=400)
else:
list = json.loads(json_list)
print(list)
create_submission = submission.objects.create(
StudentNo=stuno,
StudentName=student_name,
SubTime=timezone.now(),
isSubmitted=True,
Homework=h)
# 向answer中批量添加记录
for i in list:
create_answer = answer.objects.create(
QuesNo=i['quesno'],
StudentAnswer=i['stuans'],
Submission=create_submission)
############# 这里放自动批改的方法
# 通过作业id查提交id
sub_id = submission.objects.get(Homework=homework_id,
StudentNo=stuno).pk
# 取出学生所有答案的记录
all_answers = answer.objects.filter(Submission=sub_id)
# 取题目表中所有题的记录
all_questions = question.objects.filter(Homework=homework_id)
# 取所有题个数
all_counts = all_questions.count()
# # 取该次作业所有题的类型type
# all_type = all_questions.Type
# 循环计分
for i in range(int(all_counts)):
# 如果不是客观题就跳出当前循环
if all_questions[i].Type != '0':
continue
# 分别取出标准答案和学生答案
correct_answer = all_questions[i].CorrectAnswer
student_answer = all_answers[i].StudentAnswer
# 取出学生那道题的记录
certain_answer = all_answers[i]
# 取出那道题的分值
score = all_questions[i].Score
# 比较学生答案和标准答案并给分
if student_answer == correct_answer:
certain_answer.Grade = score
certain_answer.save()
else:
certain_answer.Grade = float('0')
certain_answer.save()
# 提交表记录
student_submission = submission.objects.get(pk=sub_id)
# 所有答案记录
all_answers = answer.objects.filter(Submission=sub_id)
total = all_answers.aggregate(Sum('Grade'))
totalgrade = total['Grade__sum']
student_submission.TotalGrade = totalgrade
student_submission.save()
return Response(
{
'info': 'success',
'code': 200,
'data': StuAnswerSer(all_answers, many=True).data
},
status=200)
def get(self, request):
token = request.META.get('HTTP_TOKEN')
homework_id = request.GET.get('homework_id')
# 查token确认用户
tea_id = t_chk_token(token)
if isinstance(tea_id, Response):
return tea_id
# 确认是哪门课
h = chk_homework_id(homework_id)
if isinstance(h, Response):
return h
if len(analysis.objects.filter(Homework=homework_id)) > 0:
pass
else:
# 本次作业人数，平均分，满分，最高分，最低分，各分数人数分布，每道题目回答的正确率；
##### 本次作业需完成人数
course_id = homework.objects.get(pk=homework_id).Course
students = student.objects.filter(Course=course_id)
all_counts = students.count()
# 先提取出提交表中本次作业的所有提交记录
all_submission = submission.objects.filter(Homework=homework_id)
##### 本次作业提交人数
# count作业id为homeworkid的提交记录数量
submission_counts = all_submission.count()
##### 平均分
# 先提取出提交表中本次作业的所有提交记录，然后对TotalGrade求平均
ave = all_submission.aggregate(Avg('TotalGrade'))
print(ave)
average = ave['TotalGrade__avg']
##### 满分
all_question = question.objects.filter(Homework=homework_id)
f = all_question.aggregate(Sum('Score'))
full = f['Score__sum']
##### 最高分
ma = all_submission.aggregate(Max('TotalGrade'))
max = ma['TotalGrade__max']
##### 最低分
mi = all_submission.aggregate(Min('TotalGrade'))
min = mi['TotalGrade__min']
create_analysis = analysis.objects.create(
AllCounts=all_counts,
SubCounts=submission_counts,
Average=average,
Full=full,
Max=max,
Min=min,
Homework=h)
get_analysis = analysis.objects.get(Homework=homework_id)
return Response(
{
'info': 'success',
'code': 200,
'data': AnalysisSer(get_analysis).data
},
status=200)