def add_grade(request):
# 新增班级数据
names = ['Python班级', 'Java班级', 'Php班级', 'Ios班级']
for name in names:
g = Grade()
g.g_name = name
g.save()
return HttpResponse('新增班级数据成功')
def addgrade(request):
if request.method == 'GET':
return render(request, 'addgrade.html')
if request.method == 'POST':
# 创建班级信息
g_name = request.POST.get('g_name')
g = Grade()
g.g_name = g_name
g.save()
return HttpResponseRedirect(reverse('app:grade'))
def addgrade(request):
grade = Grade()
arr = ['Python', 'iOS', '测试', 'UI', 'Android']
temp = random.randrange(0, len(arr))
grade.g_name = arr[temp] + '-19' + str(random.randrange(10, 100))
grade.save()
return render(request, 'addgrade.html')
def addgrade(request):
if request.method == 'POST':
grade_name = request.POST.get('grade_name')
#Grade.objects.get_or_create(g_name=grade_name) #也可以创建, 但是返回的是一个元组
g = Grade()
g.g_name = grade_name
g.save()
return HttpResponseRedirect(reverse('app:grade'))
else:
return render(request, 'addgrade.html')
def addgrade(request):
if request.method == 'GET':
return render(request, 'addgrade.html')
if request.method == 'POST':
# 获取页面中的grade_name
g_name = request.POST.get('grade_name')
# 创建一个班级对象
g = Grade()
# 修改班级对象的g_name属性
g.g_name = g_name
# 保存修改后的值
g.save()
return HttpResponseRedirect(reverse('app:grade'))
def addgrade(request):
if request.method == 'GET':
# g = Grade.objects.get(g_name__contains=grade)
# g.save()
return render(request, 'addgrade.html')
if request.method == 'POST':
"""创建班级信息"""
g_name = request.POST.get('grade_name')
g = Grade()
g.g_name = g_name
g.save()
# reverse 这个参数 可以使用命名空间的名字
return HttpResponseRedirect(reverse('app:grade'))
def add_grade():
"""添加班级"""
if request.method == 'GET':
return render_template('addgrade.html')
if request.method == 'POST':
g_name = request.form.get('g_name')
g = Grade.query.filter(Grade.g_name == g_name).first()
# 判断要添加的信息数据库中是否存在(因为班级名称不能重复)
if g:
msg = '*班级名称不能重复,请核对好在来添加'
return render_template('addgrade.html', msg=msg)
# 创建班级
grade = Grade(g_name)
# 保存班级信息
grade.save()
return redirect(url_for('user.grade_list'))
def add_grade_stu(self, request):
user_name = request.POST.get("user_name")
course_id = request.POST.get("course_id")
grade_value=request.POST.get("grade_value")
# teacher_name = request.POST.get("teacher_name")
try:
Grade.objects.get(user_name=user_name,course_id=course_id)
except:
try:
course = Course.objects.get(course_id=course_id)
user = User.objects.get(user_name=user_name, user_id="学生")
grade = Grade()
grade.grade_value = grade_value
grade.course_id=course
grade.user_name=user
grade.save()
except:
return JsonResponse({"msg": "error"}, safe=False, json_dumps_params={'ensure_ascii': False})
else:
return JsonResponse({"msg": "success"}, safe=False, json_dumps_params={'ensure_ascii': False})
else:
return JsonResponse({"msg": "该记录已经存在"}, safe=False, json_dumps_params={'ensure_ascii': False})
def addgrade(request):
grade = Grade()
grade.g_name = 'python{}'.format(random.randrange(1801, 1900))
grade.save()
return HttpResponse('班级添加成功:' + grade.g_name)
