我有一个产品模型,我有模型表单来制作表单,然后在我的视图和模板中实现。提交表单后,产品没有被添加到数据库中,我不知道错误似乎是什么。
我确保使用 enctype="multipart/form-data"
,因为表单中的图像字段以及 request.FILES
。
注意:如果表单无效,我会收到 Error Adding Product
,这是 else 语句,但我不知道表单无效的原因。 em>
models.py
class Product(models.Model):
name = models.CharField(max_length=36)
price = models.PositiveIntegerField()
description = models.TextField()
category = models.ForeignKey(Category, on_delete=models.CASCADE)
quantity = models.PositiveIntegerField()
image = models.ImageField(upload_to='images/products', default='images/products/default-product.jpeg', blank=True, null=True)
user = models.ForeignKey(User, on_delete=models.CASCADE)
is_favourite = models.ManyToManyField(User, related_name='favourite', blank=True)
country = CountryField(blank_label='(select country)')
def __str__(self):
return self.name
forms.py
class AddProductForm(forms.ModelForm):
class Meta:
model = Product
fields = '__all__'
exclude = ['user']
views.py
@login_required
@supplier_required
def Addproduct(request):
title = "Add New Product"
form = AddProductForm()
if request.method == 'POST':
form = AddProductForm(request.POST, request.FILES)
if form.is_valid():
form.instance.user = request.user
form.save()
messages.success(request, "Product Added Successfully")
return redirect('product')
else:
messages.error(request, "Error Adding Product")
context = {"form":form, "title":title}
return render(request, "core/addproduct.html", context)
addproduct.html
<form method="post" enctype="multipart/form-data">
{% csrf_token %}
<div class="form-row">
<div class="form-group col-md-4 mb-0">
{{ form.name|as_crispy_field }}
</div>
<div class="form-group col-md-4 mb-0">
{{ form.price|as_crispy_field }}
</div>
<div class="form-group col-md-4 mb-0">
{{ form.quantity|as_crispy_field }}
</div>
</div>
<div class="form-row">
<div class="form-group col-md-6 mb-0">
{{ form.country|as_crispy_field }}
</div>
<div class="form-group col-md-6 mb-0">
{{ form.image|as_crispy_field }}
</div>
</div>
{{ form.description|as_crispy_field }}
<button class="au-btn au-btn--block au-btn--green m-b-20" type="submit">Add Product</button>
</form>