🚧 [#5139] Replace DataContainer with FormioData instance in is_visibl…

…e_in_frontend

src/openforms/submissions/form_logic.py

@@ -151,7 +151,8 @@ def evaluate_form_logic(
     data_diff = FormioData()
     for component in config_wrapper:
         key = component["key"]
-        is_visible = config_wrapper.is_visible_in_frontend(key, data_container.data)
+        # TODO-5139: is_visible_in_frontend must accept a FormioData instance instead
+        is_visible = config_wrapper.is_visible_in_frontend(key, data_for_evaluation.data)
         if is_visible:
             continue
 

src/openforms/submissions/tests/form_logic/test_modify_components.py

@@ -1,3 +1,5 @@
+import unittest
+
 from django.test import TestCase, tag
 
 from openforms.forms.constants import LogicActionTypes
@@ -874,6 +876,43 @@ def test_component_visible_in_frontend(self):
             "Some data that must not be cleared!", submission_step.data["textField"]
         )
 
+    # TODO-5139: this is a bug which currently exists on master as well, and is not
+    #  fixed with the data-structure changes, yet.
+    @unittest.expectedFailure
+    def test_component_visible_with_date(self):
+        form = FormFactory.create()
+        form_step = FormStepFactory.create(
+            form=form,
+            form_definition__configuration={
+                "components": [
+                    {
+                        "key": "date",
+                        "type": "date",
+                    },
+                    {
+                        "type": "textfield",
+                        "key": "textField",
+                        "hidden": True,
+                        "conditional": {"eq": "2025-01-01", "show": True, "when": "date"},
+                        "clearOnHide": True,
+                    },
+                ]
+            },
+        )
+
+        submission = SubmissionFactory.create(form=form)
+        submission_step = SubmissionStepFactory.create(
+            submission=submission,
+            form_step=form_step,
+            data={"date": "2025-01-01", "textField": "Some data that must not be cleared!"},
+        )
+
+        evaluate_form_logic(submission, submission_step, submission.data, dirty=True)
+
+        self.assertEqual(
+            "Some data that must not be cleared!", submission_step.data["textField"]
+        )
+
     @tag("gh-1183")
     def test_component_incomplete_frontend_logic(self):
         form = FormFactory.create()