我正在开发一个打赌应用程序/猜测应用程序。用户可以在所有NFL游戏上下注并猜测正确的结果。因此,我制作了4个模型(2个与我当前的问题相关):
class Customer(models.Model):
name = models.ForeignKey(User,on_delete=models.CASCADE)
points = models.IntegerField(null=True, default=0)
class Tipp(models.Model):
# model for one gameday (17 gamedays at all)
user = models.ForeignKey(Customer, on_delete=models.CASCADE, null=True, blank=True)
week = models.ForeignKey(Game, on_delete=models.CASCADE, null=True, blank=True)
result_hometeam1 = models.IntegerField(null=True, blank=True)
result_guestteam1 = models.IntegerField(null=True, blank=True)
...
因此,用户每周可以下注16场游戏。为此,我创建了一个表单并在模板中实现:
class Tipp_form(ModelForm):
class Meta:
model = Tipp
fields = '__all__'
# views.py
def week(request, pk):
game = Tipp.objects.get(id=pk)
form = Tipp_form(initial={'user':request.user, 'week':game}, instance=game)
if request.method == 'POST':
form = Tipp_form(request.POST, instance=game)
if form.is_valid():
form.save()
return render(request, 'main/week.html', {
'game': game,
'form': form,
})
一切都很好,但现在如果一个新用户注册,我不想创造17个新的星期,每天16场比赛!有没有一种说法:如果新用户登录,在Tipp中创建17个新对象并设置user=newuser
您可以为此使用信号,以便每次创建新用户时,也会为
Tipp
创建新对象,例如:相关问题 更多 >
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