split code into submodules

src/nominatim_api/status.py

@@ -0,0 +1,51 @@
+# SPDX-License-Identifier: GPL-3.0-or-later
+#
+# This file is part of Nominatim. (https://nominatim.org)
+#
+# Copyright (C) 2024 by the Nominatim developer community.
+# For a full list of authors see the git log.
+"""
+Classes and function related to status call.
+"""
+from typing import Optional
+import datetime as dt
+import dataclasses
+
+import sqlalchemy as sa
+
+from .connection import SearchConnection
+from .version import NOMINATIM_API_VERSION
+
+@dataclasses.dataclass
+class StatusResult:
+    """ Result of a call to the status API.
+    """
+    status: int
+    message: str
+    software_version = NOMINATIM_API_VERSION
+    data_updated: Optional[dt.datetime] = None
+    database_version: Optional[str] = None
+
+
+async def get_status(conn: SearchConnection) -> StatusResult:
+    """ Execute a status API call.
+    """
+    status = StatusResult(0, 'OK')
+
+    # Last update date
+    sql = sa.select(conn.t.import_status.c.lastimportdate).limit(1)
+    status.data_updated = await conn.scalar(sql)
+
+    if status.data_updated is not None:
+        if status.data_updated.tzinfo is None:
+            status.data_updated = status.data_updated.replace(tzinfo=dt.timezone.utc)
+        else:
+            status.data_updated = status.data_updated.astimezone(dt.timezone.utc)
+
+    # Database version
+    try:
+        status.database_version = await conn.get_property('database_version')
+    except ValueError:
+        pass
+
+    return status