Polish KarlDNS production UI and docs

router_dyndns/store/records.py

@@ -18,7 +18,6 @@ class RecordsEventsMixin:
     ) -> UpdateResult:
         now = datetime.now(UTC).isoformat()
         with self.connect() as conn:
-            conn.row_factory = sqlite3.Row
             existing = conn.execute("SELECT ipv4, ipv6 FROM records WHERE hostname = ?", (hostname,)).fetchone()
             current_ipv4 = existing["ipv4"] if existing else None
             current_ipv6 = existing["ipv6"] if existing else None
@@ -70,7 +69,6 @@ class RecordsEventsMixin:
         update_ipv6: bool = True,
     ) -> UpdateResult:
         with self.connect() as conn:
-            conn.row_factory = sqlite3.Row
             existing = conn.execute("SELECT ipv4, ipv6 FROM records WHERE hostname = ?", (hostname,)).fetchone()
         current_ipv4 = existing["ipv4"] if existing else None
         current_ipv6 = existing["ipv6"] if existing else None
@@ -91,7 +89,6 @@ class RecordsEventsMixin:
 
     def list_records_page(self, limit: int = 100, offset: int = 0) -> list[dict[str, str | None]]:
         with self.connect() as conn:
-            conn.row_factory = sqlite3.Row
             rows = conn.execute(
                 """
                 SELECT hostname, ipv4, ipv6, updated_at
@@ -154,28 +151,45 @@ class RecordsEventsMixin:
         return self.list_update_events_page(limit=limit, offset=offset)
 
     def list_update_events_page(self, limit: int = 100, offset: int = 0) -> list[UpdateEventRow]:
-        source_limit = limit + offset
         with self.connect() as conn:
-            conn.row_factory = sqlite3.Row
-            event_rows = conn.execute(
+            rows = conn.execute(
                 """
-                SELECT hostname, ipv4, ipv6, status, detail, source_ip, created_at, 1 AS count
-                FROM update_events
+                SELECT hostname, ipv4, ipv6, status, detail, source_ip, created_at, count
+                FROM (
+                    SELECT hostname, ipv4, ipv6, status, detail, source_ip, created_at, 1 AS count
+                    FROM update_events
+                    UNION ALL
+                    SELECT hostname, ipv4, ipv6, status, detail, source_ip, last_seen_at AS created_at, count
+                    FROM update_event_rollups
+                )
                 ORDER BY created_at DESC
                 LIMIT ? OFFSET ?
                 """,
-                (source_limit, 0),
+                (limit, offset),
             ).fetchall()
-            rollup_rows = conn.execute(
-                """
-                SELECT hostname, ipv4, ipv6, status, detail, source_ip, last_seen_at AS created_at, count
-                FROM update_event_rollups
-                ORDER BY last_seen_at DESC
-                LIMIT ? OFFSET ?
+        return [dict(row) for row in rows]
+
+    def list_update_events_before(self, limit: int = 100, before: str | None = None) -> list[UpdateEventRow]:
+        where_clause = "WHERE created_at < ?" if before else ""
+        params: tuple[object, ...] = (before, limit) if before else (limit,)
+        with self.connect() as conn:
+            rows = conn.execute(
+                f"""
+                SELECT hostname, ipv4, ipv6, status, detail, source_ip, created_at, count
+                FROM (
+                    SELECT hostname, ipv4, ipv6, status, detail, source_ip, created_at, 1 AS count
+                    FROM update_events
+                    UNION ALL
+                    SELECT hostname, ipv4, ipv6, status, detail, source_ip, last_seen_at AS created_at, count
+                    FROM update_event_rollups
+                )
+                {where_clause}
+                ORDER BY created_at DESC
+                LIMIT ?
                 """,
-                (source_limit, 0),
+                params,
             ).fetchall()
-        return _merge_event_rows(event_rows, rollup_rows, limit, offset)
+        return [dict(row) for row in rows]
 
     def count_update_events(self) -> int:
         with self.connect() as conn:
@@ -185,7 +199,6 @@ class RecordsEventsMixin:
 
     def list_update_events_for_hostname(self, hostname: str, limit: int = 25) -> list[UpdateEventRow]:
         with self.connect() as conn:
-            conn.row_factory = sqlite3.Row
             event_rows = conn.execute(
                 """
                 SELECT hostname, ipv4, ipv6, status, detail, source_ip, created_at, 1 AS count