Set a component's parent when restoring it from cache

.github/workflows/python.yml

@@ -31,7 +31,7 @@ jobs:
         run: poetry install
 
       - name: ruff check
-        run: poetry run ruff .
+        run: poetry run ruff check .
 
       - name: Run all tests
         run: poetry run nox

django_unicorn/cacher.py

@@ -121,8 +121,17 @@ def restore_from_cache(component_cache_key: str, request: HttpRequest = None) ->
         roots[root.component_cache_key] = root
 
         while root.parent:
-            root = cache.get(root.parent.component_cache_key)
-            roots[root.component_cache_key] = root
+            parent_component_cache_key = root.parent.component_cache_key
+
+            # Store the actual parent component for later
+            cached_parent_component = cache.get(parent_component_cache_key)
+            roots[parent_component_cache_key] = cached_parent_component
+
+            # Set the component's parent to the actual component to override the pointer
+            # that will be here when using nested components with a direct view
+            root.parent = cached_parent_component
+
+            root = cached_parent_component
 
         to_traverse: List["django_unicorn.views.UnicornView"] = []
         to_traverse.append(root)

django_unicorn/components/unicorn_view.py

@@ -195,7 +195,7 @@ def __init__(self, component_args: Optional[List] = None, **kwargs):
         if not self.component_name:
             raise AssertionError("Component name is required")
 
-        if "id" in kwargs and kwargs["id"]:
+        if kwargs.get("id") is not None:
             # Sometimes the component_id is initially in kwargs["id"]
             self.component_id = kwargs["id"]
 
@@ -379,6 +379,8 @@ def dispatch(self, request, *args, **kwargs):  # noqa: ARG002
         self.mount()
         self.hydrate()
 
+        self._cache_component(**kwargs)
+
         return self.render_to_response(
             context=self.get_context_data(),
             component=self,