Add HTML5 metadata authoring form

services/api-server/tests/test_api.py

@@ -117,6 +117,9 @@ def test_html5_server_rendered_project_editor(tmp_path: Path):
     assert f'hx-post="/html5/projects/{project_id}/authoring/completion-preview"' in editor.text
     assert "data-html5-authoring-diff-form" in editor.text
     assert f'hx-post="/html5/projects/{project_id}/authoring/semantic-diff-preview"' in editor.text
+    assert "data-html5-metadata-authoring" in editor.text
+    assert "data-html5-metadata-preview-form" in editor.text
+    assert f'hx-post="/html5/projects/{project_id}/authoring/metadata-object-preview"' in editor.text
     assert "data-html5-authoring-changes" in editor.text
     assert f'hx-get="/html5/projects/{project_id}/authoring/changes"' in editor.text
     assert 'hx-get="/html5/projects/' in editor.text
@@ -2723,6 +2726,53 @@ def test_authoring_metadata_object_preview_and_apply(tmp_path: Path):
     assert any("ТабличнаяЧасть.Товары" in row["text"] for row in preview_payload["semantic_diff"])
     assert any("Команда.Заполнить" in row["text"] for row in preview_payload["semantic_diff"])
 
+    html5_preview = client.post(
+        f"/html5/projects/{project_id}/authoring/metadata-object-preview",
+        data={
+            "object_kind": "DOCUMENT",
+            "name": "ЗаявкаНаЗакупкуHtml5",
+            "synonym": "Заявка на закупку HTML5",
+            "attributes": "Контрагент:СправочникСсылка.Контрагенты",
+            "tabular_sections": "Товары[Номенклатура:СправочникСсылка.Номенклатура;Количество:Число]",
+            "forms": "ФормаДокумента",
+            "commands": "Заполнить:ЗаполнитьКоманда",
+            "task_id": "task.metadata",
+            "session_id": "session.metadata",
+            "user_id": "dev.ivan",
+        },
+    )
+    assert html5_preview.status_code == 200
+    assert "text/html" in html5_preview.headers["content-type"]
+    assert "data-html5-metadata-preview-result" in html5_preview.text
+    assert "data-html5-metadata-apply-form" in html5_preview.text
+    assert f'hx-post="/html5/projects/{project_id}/authoring/apply-metadata-object"' in html5_preview.text
+    assert "Документ.ЗаявкаНаЗакупкуHtml5" in html5_preview.text
+    assert "Реквизит.Контрагент" in html5_preview.text
+    assert "<html" not in html5_preview.text
+
+    html5_blocked_apply = client.post(
+        f"/html5/projects/{project_id}/authoring/apply-metadata-object",
+        data={
+            "object_kind": "DOCUMENT",
+            "name": "ЗаявкаНаЗакупкуHtml5",
+            "synonym": "Заявка на закупку HTML5",
+            "attributes": "Контрагент:СправочникСсылка.Контрагенты",
+            "tabular_sections": "Товары[Номенклатура:СправочникСсылка.Номенклатура;Количество:Число]",
+            "forms": "ФормаДокумента",
+            "commands": "Заполнить:ЗаполнитьКоманда",
+            "task_id": "task.metadata",
+            "session_id": "session.metadata",
+            "user_id": "dev.ivan",
+            "expected_next_version_id": "wrong-version",
+            "approved_by": "dev.ivan",
+        },
+    )
+    assert html5_blocked_apply.status_code == 200
+    assert "text/html" in html5_blocked_apply.headers["content-type"]
+    assert "data-html5-metadata-apply-result" in html5_blocked_apply.text
+    assert "Expected version id does not match current metadata preview" in html5_blocked_apply.text
+    assert "<html" not in html5_blocked_apply.text
+
     apply_response = client.post(
         f"/projects/{project_id}/authoring/apply-metadata-object",
         json={