From 6f594395f8a6479152b4f249ed6804f9eda18fa4 Mon Sep 17 00:00:00 2001
From: Mikhail <misha_mst@mail.ru>
Date: Sun, 17 May 2026 00:44:15 +0300
Subject: [PATCH] Link HTML5 object selection to source

---
 services/api-server/src/api_server/html5.py |  4 +++-
 services/api-server/src/api_server/main.py  | 16 +++++++++++++++-
 services/api-server/tests/test_api.py       |  3 +++
 3 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/services/api-server/src/api_server/html5.py b/services/api-server/src/api_server/html5.py
index c8950d3..0e02892 100644
--- a/services/api-server/src/api_server/html5.py
+++ b/services/api-server/src/api_server/html5.py
@@ -1120,7 +1120,7 @@ def render_html5_symbol_detail(project_id: str, references: object | None) -> st
     """
 
 
-def render_html5_source(node: object | None) -> str:
+def render_html5_source(node: object | None, *, oob: bool = False) -> str:
     name = "source" if node is None else getattr(node, "qualified_name", None) or getattr(node, "name", "source")
     kind = "" if node is None else _enum_text(getattr(node, "kind", ""))
     lineage_id = "" if node is None else str(getattr(node, "lineage_id", ""))
@@ -1133,12 +1133,14 @@ def render_html5_source(node: object | None) -> str:
     location = f"{source_path}:{line}" if source_path and line else source_path or "source unavailable"
     source_text = _node_source_text(node)
     line_count = len(source_text.splitlines()) or 1
+    oob_attr = ' hx-swap-oob="outerHTML"' if oob else ""
     return f"""
     <article
       class="source-panel"
       data-html5-source
       data-html5-source-name="{escape(str(name))}"
       data-html5-lineage-id="{escape(lineage_id)}"
+      {oob_attr}
     >
       <header class="source-head">
         <div>
diff --git a/services/api-server/src/api_server/main.py b/services/api-server/src/api_server/main.py
index cf33628..cb27045 100644
--- a/services/api-server/src/api_server/main.py
+++ b/services/api-server/src/api_server/main.py
@@ -1767,6 +1767,7 @@ async def html5_project_object_context(project_id: str, object_name: str) -> Res
     flowchart = await project_flowchart(project_id, focus=object_name, depth=1, limit=40)
     runtime = _runtime_for_object_context(project_id, impact)
     knowledge = _knowledge_for_object_context(schema, impact, ui)
+    source_node = _source_node_for_object_context(project_id, impact)
     object_context = render_html5_object_context(
         project_id,
         schema,
@@ -1780,8 +1781,9 @@ async def html5_project_object_context(project_id: str, object_name: str) -> Res
         flowchart,
     )
     flowchart_context = render_html5_flowchart(project_id, flowchart, focus=object_name, oob=True)
+    source_context = render_html5_source(source_node, oob=True) if source_node is not None else ""
     return Response(
-        object_context + flowchart_context,
+        object_context + flowchart_context + source_context,
         media_type="text/html; charset=utf-8",
     )
 
@@ -8236,6 +8238,18 @@ def _integrations_for_object_context(
     ]
 
 
+def _source_node_for_object_context(
+    project_id: str,
+    impact: ObjectImpactResponse,
+) -> object | None:
+    snapshot = _project_snapshot_or_404(project_id)
+    for module in impact.modules:
+        node = _find_snapshot_node(snapshot, module.lineage_id)
+        if node is not None:
+            return node
+    return None
+
+
 def _current_import_source(project_id: str) -> ImportSourceKind:
     setup = _project_setup_response(project_id)
     if setup.current_source is not None:
diff --git a/services/api-server/tests/test_api.py b/services/api-server/tests/test_api.py
index 3bf4e9a..5dc7def 100644
--- a/services/api-server/tests/test_api.py
+++ b/services/api-server/tests/test_api.py
@@ -328,6 +328,9 @@ def test_html5_object_context_fragment(tmp_path: Path):
     assert "data-html5-flowchart" in context.text
     assert 'hx-swap-oob="outerHTML"' in context.text
     assert "Карта связей · focus" in context.text
+    assert "data-html5-source" in context.text
+    assert "ObjectModule.bsl" in context.text
+    assert "Соединение = Новый HTTPСоединение" in context.text
     assert "1 signals" in context.text
     assert "1 errors" in context.text
     assert "125.0 ms" in context.text