introduce service plans

hub/services/forms.py

@@ -1,5 +1,5 @@
 from django import forms
-from .models import Lead
+from .models import Lead, Plan, PlanPrice
 
 
 class LeadForm(forms.ModelForm):
@@ -12,3 +12,38 @@ class LeadForm(forms.ModelForm):
             "email": forms.EmailInput(attrs={"class": "form-control"}),
             "phone": forms.TextInput(attrs={"class": "form-control"}),
         }
+
+
+class PlanForm(forms.ModelForm):
+    class Meta:
+        model = Plan
+        fields = ("name", "description", "is_default", "features", "order")
+        widgets = {
+            "description": forms.Textarea(attrs={"rows": 3}),
+            "features": forms.Textarea(attrs={"rows": 4}),
+        }
+
+    def clean(self):
+        cleaned_data = super().clean()
+        # If this is set as default, ensure no other plan for this service is default
+        if cleaned_data.get("is_default"):
+            service = self.instance.service
+            if service:
+                Plan.objects.filter(service=service).exclude(
+                    pk=self.instance.pk
+                ).update(is_default=False)
+        return cleaned_data
+
+
+class PlanPriceForm(forms.ModelForm):
+    class Meta:
+        model = PlanPrice
+        fields = ("currency", "price")
+
+    def clean(self):
+        cleaned_data = super().clean()
+        currency = cleaned_data.get("currency")
+        price = cleaned_data.get("price")
+        if price and price < 0:
+            raise forms.ValidationError("Price cannot be negative")
+        return cleaned_data