removed reliance on built-in django ModelForms from templates/core/base.html, apps.dashboard.forms, .tests.test_forms & .test_views

src/apps/dashboard/forms.py

@@ -5,40 +5,28 @@ from .models import Item
 DUPLICATE_ITEM_ERROR = "You've already logged this to your list"
 EMPTY_ITEM_ERROR = "You can't have an empty list item"
 
-class ItemForm(forms.models.ModelForm):
-    class Meta:
-        model = Item
-        fields = ("text",)
-        widgets = {
-            "text": forms.widgets.TextInput(
-                attrs={
-                    "placeholder": "Enter a to-do item",
-                    "class": "form-control form-control-lg",
-                }
-            ),
-        }
-        error_messages = {"text": {"required": EMPTY_ITEM_ERROR}}
+class ItemForm(forms.Form):
+    text = forms.CharField(
+        error_messages = {"required": EMPTY_ITEM_ERROR},
+        required=True,
+    )
 
-    def is_valid(self):
-        result = super().is_valid()
-        if not result:
-            self.fields["text"].widget.attrs["class"] += " is-invalid"
-        return result
-    
     def save(self, for_list):
-        self.instance.list = for_list
-        return super().save()
+        return Item.objects.create(
+            list=for_list,
+            text=self.cleaned_data["text"],
+        )
 
 class ExistingListItemForm(ItemForm):
     def __init__(self, for_list, *args, **kwargs):
         super().__init__(*args, **kwargs)
-        self.instance.list = for_list
+        self._for_list = for_list
 
     def clean_text(self):
         text = self.cleaned_data["text"]
-        if self.instance.list.item_set.filter(text=text).exists():
+        if self._for_list.item_set.filter(text=text).exists():
             raise forms.ValidationError(DUPLICATE_ITEM_ERROR)
         return text
     
     def save(self):
-        return forms.models.ModelForm.save(self)
+        return super().save(for_list=self._for_list)