質問編集履歴

修正

2018/07/17 23:31

投稿

nokonoko_1203

スコア17

test CHANGED Viewed

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test CHANGED Viewed

@@ -362,13 +362,13 @@
-        for cleaned_data in form.cleaned_data:
+        for f in form:
-            Purchase_history.objects.create(name=cleaned_data["name"],
+            Purchase_history.objects.create(name=f.cleaned_data["name"],
-            price=cleaned_data["price"])
+            price=f.cleaned_data["price"])
         return super().form_valid(form)
@@ -437,3 +437,33 @@
         fields = ("name", "price")
 ```
+``` Local vars
+__class__
+<class 'stockpile.views.Shopping_listCreateView'>
+f
+<Shopping_listForm bound=True, valid=True, fields=(name;price;id;DELETE)>
+form
+<django.forms.formsets.Shopping_listFormFormSet object at 0x7f1e95ec36a0>
+self
+<stockpile.views.Shopping_listCreateView object at 0x7f1e95df7518>
+```
+fオブジェクトにはnameが存在しているように見えるのですが、エラーとなります

修正したコードを追記

2018/07/17 23:30

投稿

nokonoko_1203

スコア17

test CHANGED Viewed

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test CHANGED Viewed

@@ -275,3 +275,165 @@
 で、実装できるのかな。と考えておりましたが、そもそもそのやりかたも分からず、ご教授頂きたいです。
+追記：修正しましたが解決に至っておりません。コードは下記の通りです。
+```python
+# views.py
+# Shopping_listView
+class Shopping_listView(ListView):
+    model = Shopping_list
+    paginate_by = 30
+    template_name = "stockpile/shopping_list.html"
+    queryset = Shopping_list.objects.all()
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        '''
+        辞書のリストが帰ってくる
+        [{"id": 1, "price":500......}]
+        '''
+        all_list_price = Shopping_list.objects.all().values("id", "price")
+        sum_price = 0
+        for v in all_list_price:
+            price = v["price"]
+            sum_price += price
+        context['sum_price'] = sum_price
+        return context
+class Shopping_listCreateView(FormView):
+    # model = Shopping_list
+    # fields = ["name", "price"]
+    form_class = Shopping_listFormSet
+    template_name = "stockpile/shopping_list_form.html"
+    success_url = "/stockpile/shopping_list/"
+    def get_context_data(self, **kwargs):
+        context = super().get_context_data(**kwargs)
+        context['Week_menu'] = Week_menu.objects.all()
+        return context
+    def form_valid(self, form):
+        form.save()  # ここで保存
+        for cleaned_data in form.cleaned_data:
+            Purchase_history.objects.create(name=cleaned_data["name"],
+            price=cleaned_data["price"])
+        return super().form_valid(form)
+def delete_shopping_list(request, shopping_list_id):
+    shopping_list = get_object_or_404(Shopping_list, id=shopping_list_id)
+    shopping_list.delete()
+    shopping_list = Shopping_list.objects.all()
+    context = {'object_list': shopping_list}
+    return render(request, 'stockpile/shopping_list.html', context)
+```
+```python
+forms.py
+class Shopping_listForm(ModelForm):
+    class Meta:
+        model = Shopping_list
+        fields = ("name", "price")
+Shopping_listFormSet = modelformset_factory(
+    Shopping_list,
+    form=Shopping_listForm,
+    fields=("name", "price"),
+    extra=3,
+    can_delete=True
+    )
+class Purchase_historyForm(ModelForm):
+    class Meta:
+        model = Purchase_history
+        fields = ("name", "price")
+```