[scrobbles] Add dynamic forms for LogData classes

vrobbler/apps/scrobbles/dataclasses.py

@@ -3,9 +3,10 @@ from dataclasses import asdict, dataclass
 from typing import Optional
 
 from dataclass_wizard import JSONWizard
+from django import forms
 from django.contrib.auth import get_user_model
-from locations.models import GeoLocation
 from people.models import Person
+from scrobbles.forms import form_from_dataclass
 
 User = get_user_model()
 
@@ -35,6 +36,16 @@ class BaseLogData(JSONDataclass):
     description: Optional[str] = None
     notes: Optional[list[str]] = None
 
+    _excluded_fields = {}
+
+    @classmethod
+    def form(cls):
+        return form_from_dataclass(cls)
+
+    @classmethod
+    def override_fields(cls) -> dict:
+        return {}
+
 
 @dataclass
 class LongPlayLogData(JSONDataclass):
@@ -55,3 +66,20 @@ class WithPeopleLogData(JSONDataclass):
             Person.objects.filter(id=pid).first()
             for pid in self.with_people_ids
         ]
+
+    @classmethod
+    def override_fields(cls) -> dict:
+        fields = {}
+        for base in cls.mro()[1:]:
+            if hasattr(base, "override_fields"):
+                base_fields = base.override_fields()
+                fields.update(base_fields)
+        custom_fields = {
+            "with_people_ids": forms.ModelMultipleChoiceField(
+                queryset=Person.objects.all(),
+                required=False,
+                widget=forms.SelectMultiple(attrs={"size": 10}),
+            )
+        }
+        fields.update(custom_fields)
+        return fields