Refactor: [Server][Routers] QuerySet の書き方を統一

他にも統一できていない箇所はあるが、意図しないデグレが怖いので取り敢えずこの辺だけ

server/app/routers/SeriesRouter.py

@@ -36,9 +36,9 @@ async def SeriesListAPI(
 
     PAGE_SIZE = 100
     series_list = await Series.all() \
-        .prefetch_related('broadcast_periods') \
-        .prefetch_related('broadcast_periods__recorded_programs') \
+        .select_related('broadcast_periods') \
         .select_related('broadcast_periods__channel') \
+        .select_related('broadcast_periods__recorded_programs') \
         .select_related('broadcast_periods__recorded_programs__recorded_video') \
         .select_related('broadcast_periods__recorded_programs__channel') \
         .order_by('-updated_at' if order == 'desc' else 'updated_at') \
@@ -64,12 +64,13 @@ async def SeriesAPI(
     指定されたシリーズ番組を取得する。
     """
 
-    series = await Series.get_or_none(id=series_id) \
-        .prefetch_related('broadcast_periods') \
-        .prefetch_related('broadcast_periods__recorded_programs') \
+    series = await Series.all() \
+        .select_related('broadcast_periods') \
         .select_related('broadcast_periods__channel') \
+        .select_related('broadcast_periods__recorded_programs') \
         .select_related('broadcast_periods__recorded_programs__recorded_video') \
-        .select_related('broadcast_periods__recorded_programs__channel')
+        .select_related('broadcast_periods__recorded_programs__channel') \
+        .get_or_none(id=series_id)
     if series is None:
         logging.error(f'[SeriesRouter][SeriesAPI] Specified series_id was not found [series_id: {series_id}]')
         raise HTTPException(

server/app/routers/VideosRouter.py

@@ -62,9 +62,10 @@ async def VideoAPI(
     指定された録画番組を取得する。
     """
 
-    recorded_program = await RecordedProgram.get_or_none(id=video_id) \
+    recorded_program = await RecordedProgram.all() \
         .select_related('recorded_video') \
-        .select_related('channel')
+        .select_related('channel') \
+        .get_or_none(id=video_id)
     if recorded_program is None:
         logging.error(f'[VideosRouter][VideoAPI] Specified video_id was not found [video_id: {video_id}]')
         raise HTTPException(
@@ -89,9 +90,10 @@ async def VideoJikkyoCommentsAPI(
     ニコニコ実況 過去ログ API をラップし、DPlayer が受け付けるコメント形式に変換して返す。
     """
 
-    recorded_program = await RecordedProgram.get_or_none(id=video_id) \
+    recorded_program = await RecordedProgram.all() \
         .select_related('recorded_video') \
-        .select_related('channel')
+        .select_related('channel') \
+        .get_or_none(id=video_id)
     if recorded_program is None:
         logging.error(f'[VideosRouter][VideoAPI] Specified video_id was not found [video_id: {video_id}]')
         raise HTTPException(