fix: preserve stored recipe slugs during hydration (#7294)

Co-authored-by: Michael Genson <71845777+michael-genson@users.noreply.github.com>
Co-authored-by: Michael Genson <genson.michael@gmail.com>

mealie/repos/repository_recipes.py

@@ -203,13 +203,19 @@ class RepositoryRecipes(HouseholdRepositoryGeneric[Recipe, RecipeModel]):
 
     def update(self, match_value: str | int | UUID4, new_data: dict | Recipe) -> Recipe:
         new_data = new_data if isinstance(new_data, dict) else new_data.model_dump()
+        entry = self._query_one(match_value=match_value)
+
+        if new_name := new_data.get("name"):
+            new_data["slug"] = entry.slug if new_name == entry.name else create_recipe_slug(new_name)
 
         # Handle explicit group_id injection for related items that require it
         for organizer_field in ["tags", "recipe_category", "tools"]:
             for organizer in new_data.get(organizer_field, []):
                 organizer["group_id"] = self.group_id
 
-        return super().update(match_value, new_data)
+        entry.update(session=self.session, **new_data)
+        self.session.commit()
+        return self.schema.model_validate(entry)
 
     def page_all(  # type: ignore
         self,

mealie/schema/recipe/recipe.py

@@ -240,7 +240,7 @@ class Recipe(RecipeSummary):
 
     @field_validator("slug", mode="before")
     def validate_slug(slug: str, info: ValidationInfo):
-        if not info.data.get("name"):
+        if slug or not info.data.get("name"):
             return slug
 
         return create_recipe_slug(info.data["name"])

tests/integration_tests/public_explorer_tests/test_public_recipes.py

@@ -98,8 +98,8 @@ def test_get_all_public_recipes(
 @pytest.mark.parametrize(
     "query_filter, recipe_data, should_fetch",
     [
-        ('slug = "mypublicslug"', {"slug": "mypublicslug"}, True),
+        ('slug = "mypublicslug"', {"slug": "mypublicslug", "name": "mypublicslug"}, True),
-        ('slug = "mypublicslug"', {"slug": "notmypublicslug"}, False),
+        ('slug = "mypublicslug"', {"slug": "notmypublicslug", "name": "notmypublicslug"}, False),
         ("settings.public = FALSE", {}, False),
         ("settings.public <> TRUE", {}, False),
     ],

tests/integration_tests/user_recipe_tests/test_recipe_crud.py

@@ -1357,6 +1357,60 @@ def test_recipe_crud_404(api_client: TestClient, unique_user: TestUser):
     assert response.status_code == 404
 
 
+def test_patch_recipe_after_name_changes_without_slug_update(api_client: TestClient, unique_user: TestUser):
+    original_name = "Nourish Bowls (Zuppa Copycat)"
+    translated_name = "Bols nourrissants (copie de Zuppa)"
+
+    response = api_client.post(api_routes.recipes, json={"name": original_name}, headers=unique_user.token)
+    assert response.status_code == 201
+    original_slug = response.json()
+
+    session = unique_user.repos.session
+    recipe = session.query(RecipeModel).filter(RecipeModel.slug == original_slug).one()
+    recipe.name = translated_name
+    session.commit()
+
+    response = api_client.get(api_routes.recipes_slug(original_slug), headers=unique_user.token)
+    assert response.status_code == 200
+
+    recipe_payload = response.json()
+    assert recipe_payload["name"] == translated_name
+    assert recipe_payload["slug"] == original_slug
+
+    response = api_client.patch(
+        api_routes.recipes_slug(original_slug),
+        json={"description": "Translated without changing the stored slug"},
+        headers=unique_user.token,
+    )
+    assert response.status_code == 200
+
+    patched_recipe = response.json()
+    assert patched_recipe["slug"] == original_slug
+    assert patched_recipe["description"] == "Translated without changing the stored slug"
+
+
+def test_put_recipe_name_change_updates_slug(api_client: TestClient, unique_user: TestUser):
+    original_name = "Original Recipe Name"
+    renamed_name = "Renamed Recipe Name"
+
+    response = api_client.post(api_routes.recipes, json={"name": original_name}, headers=unique_user.token)
+    assert response.status_code == 201
+    original_slug = response.json()
+
+    response = api_client.get(api_routes.recipes_slug(original_slug), headers=unique_user.token)
+    assert response.status_code == 200
+
+    recipe_payload = response.json()
+    recipe_payload["name"] = renamed_name
+
+    response = api_client.put(api_routes.recipes_slug(original_slug), json=recipe_payload, headers=unique_user.token)
+    assert response.status_code == 200
+
+    renamed_recipe = response.json()
+    assert renamed_recipe["slug"] == slugify(renamed_name)
+    assert renamed_recipe["name"] == renamed_name
+
+
 def test_create_recipe_same_name(api_client: TestClient, unique_user: TestUser):
     slug = random_string(10)
 

tests/unit_tests/schema_tests/test_recipe.py

@@ -61,3 +61,16 @@ def test_recipe_string_sanitation(field: str, val: Any, expected: Any):
     )
 
     assert getattr(recipe, field) == expected
+
+
+def test_recipe_preserves_existing_slug():
+    recipe = RecipeSummary(
+        id=uuid4(),
+        user_id=uuid4(),
+        household_id=uuid4(),
+        group_id=uuid4(),
+        name="Bols nourrissants (copie de Zuppa)",
+        slug="nourish-bowls-zuppa-copycat",
+    )
+
+    assert recipe.slug == "nourish-bowls-zuppa-copycat"