django - 基于 Django 类的视图,在 CreateView 之后保存在另一个模型中
问题描述
我有一个创建视图 (Loan_assetCreateView(generic.CreateView)),如果要借出资产以及何时在名为 Loan_asset(models.Model) 的模型中归还资产,我会在其中保存。然后我将资产放在不同的模型资产(model.Model)中。一旦我将数据保存在我的 Loan_assetCreateView(generic.CreateView) 中,我想将 Asset.is_loaned 中的值设置为 True。我怎样才能做到这一点?
我的模型.py:
class Asset(models.Model):
# Relationships
room = models.ForeignKey("asset_app.Room", on_delete=models.SET_NULL, blank=True, null=True)
model_hardware = models.ForeignKey("asset_app.Model_hardware", on_delete=models.SET_NULL, blank=True, null=True)
# Fields
name = models.CharField(max_length=30)
serial = models.CharField(max_length=30, unique=True, blank=True, null=True, default=None)
mac_address = models.CharField(max_length=30, null=True, blank=True)
purchased_date = models.DateField(null=True, blank=True)
may_be_loaned = models.BooleanField(default=False, blank=True, null=True)
is_loaned = models.BooleanField(default=False, blank=True, null=True)
missing = models.BooleanField(default=False, blank=True, null=True)
notes = HTMLField(default="")
ip = models.CharField(max_length=90, null=True, blank=True)
created = models.DateTimeField(auto_now_add=True, editable=False)
last_updated = models.DateTimeField(auto_now=True, editable=False)
class Loan_asset(models.Model):
# Relationships
asset = models.ForeignKey("asset_app.Asset", on_delete=models.SET_NULL, blank=True, null=True)
loaner_type = models.ForeignKey("asset_app.Loaner_type", on_delete=models.SET_NULL, blank=True, null=True)
location = models.ForeignKey("asset_app.Locations", on_delete=models.SET_NULL, blank=True, null=True)
# Fields
loaner_name = models.CharField(max_length=60)
loaner_address = models.TextField(max_length=100, null=True, blank=True)
loaner_telephone_number = models.CharField(max_length=30)
loaner_email = models.EmailField()
loaner_quicklink = models.URLField(null=True, blank=True)
loan_date = models.DateField()
return_date = models.DateField()
notes = HTMLField(default="")
returned = models.BooleanField(default=False, blank=True, null=True)
created = models.DateTimeField(auto_now_add=True, editable=False)
last_updated = models.DateTimeField(auto_now=True, editable=False)
class Meta:
pass
def __str__(self):
return str(self.loaner_name)
def get_absolute_url(self):
return reverse("asset_app_loan_asset_detail", args=(self.pk,))
def get_update_url(self):
return reverse("asset_app_loan_asset_update", args=(self.pk,))
我的网址.py
`path("asset_app/loan_asset/create/", views.Loan_assetCreateView.as_view(), name="asset_app_loan_asset_create")`,
我的意见.py
class Loan_assetCreateView(generic.CreateView):
model = models.Loan_asset
form_class = forms.Loan_assetForm
解决方案
post
您可以覆盖Loan_assetCreateView
.
class Loan_assetCreateView(generic.CreateView):
model = models.Loan_asset
form_class = forms.Loan_assetForm
def post(request, *args, **kwargs):
response = super().post(request, *args. **kwargs)
# Do your thing
return response
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