fix: Add missing commas in function calls and improve code formatting

app/repositories/playlist.py

@@ -1,9 +1,10 @@
 """Playlist repository for database operations."""
 
 from enum import Enum
+
 from sqlalchemy import func, update
 from sqlalchemy.orm import selectinload
-from sqlmodel import col, select
+from sqlmodel import select
 from sqlmodel.ext.asyncio.session import AsyncSession
 
 from app.core.logging import get_logger
@@ -18,7 +19,7 @@ logger = get_logger(__name__)
 
 class PlaylistSortField(str, Enum):
     """Playlist sort field enumeration."""
-    
+
     NAME = "name"
     GENRE = "genre"
     CREATED_AT = "created_at"
@@ -29,7 +30,7 @@ class PlaylistSortField(str, Enum):
 
 class SortOrder(str, Enum):
     """Sort order enumeration."""
-    
+
     ASC = "asc"
     DESC = "desc"
 
@@ -154,7 +155,7 @@ class PlaylistRepository(BaseRepository[Playlist]):
                 # Use a two-step approach to avoid unique constraint violations:
                 # 1. Move all affected positions to negative temporary positions
                 # 2. Then move them to their final positions
-                
+
                 # Step 1: Move to temporary negative positions
                 update_to_negative = (
                     update(PlaylistSound)
@@ -166,8 +167,8 @@ class PlaylistRepository(BaseRepository[Playlist]):
                 )
                 await self.session.exec(update_to_negative)
                 await self.session.commit()
-                
-                # Step 2: Move from temporary negative positions to final positions  
+
+                # Step 2: Move from temporary negative positions to final positions
                 update_to_final = (
                     update(PlaylistSound)
                     .where(
@@ -337,15 +338,15 @@ class PlaylistRepository(BaseRepository[Playlist]):
                     .join(Sound, PlaylistSound.sound_id == Sound.id, isouter=True)
                     .group_by(Playlist.id, User.name)
                 )
-                
+
                 # Apply filters
                 if search_query and search_query.strip():
                     search_pattern = f"%{search_query.strip().lower()}%"
                     subquery = subquery.where(func.lower(Playlist.name).like(search_pattern))
-                
+
                 if user_id is not None:
                     subquery = subquery.where(Playlist.user_id == user_id)
-                
+
                 # Apply sorting
                 if sort_by == PlaylistSortField.SOUND_COUNT:
                     if sort_order == SortOrder.DESC:
@@ -360,7 +361,7 @@ class PlaylistRepository(BaseRepository[Playlist]):
                 else:
                     # Default sorting by name
                     subquery = subquery.order_by(Playlist.name.asc())
-            
+
             else:
                 # Simple query without stats-based sorting
                 subquery = (
@@ -385,15 +386,15 @@ class PlaylistRepository(BaseRepository[Playlist]):
                     .join(Sound, PlaylistSound.sound_id == Sound.id, isouter=True)
                     .group_by(Playlist.id, User.name)
                 )
-                
+
                 # Apply filters
                 if search_query and search_query.strip():
                     search_pattern = f"%{search_query.strip().lower()}%"
                     subquery = subquery.where(func.lower(Playlist.name).like(search_pattern))
-                
+
                 if user_id is not None:
                     subquery = subquery.where(Playlist.user_id == user_id)
-                
+
                 # Apply sorting
                 if sort_by:
                     if sort_by == PlaylistSortField.NAME:
@@ -406,7 +407,7 @@ class PlaylistRepository(BaseRepository[Playlist]):
                         sort_column = Playlist.updated_at
                     else:
                         sort_column = Playlist.name
-                    
+
                     if sort_order == SortOrder.DESC:
                         subquery = subquery.order_by(sort_column.desc())
                     else:
@@ -414,16 +415,16 @@ class PlaylistRepository(BaseRepository[Playlist]):
                 else:
                     # Default sorting by name ascending
                     subquery = subquery.order_by(Playlist.name.asc())
-            
+
             # Apply pagination
             if offset > 0:
                 subquery = subquery.offset(offset)
             if limit is not None:
                 subquery = subquery.limit(limit)
-            
+
             result = await self.session.exec(subquery)
             rows = result.all()
-            
+
             # Convert to dictionary format
             playlists = []
             for row in rows:
@@ -442,11 +443,11 @@ class PlaylistRepository(BaseRepository[Playlist]):
                     "sound_count": row.sound_count or 0,
                     "total_duration": row.total_duration or 0,
                 })
-            
+
             return playlists
         except Exception:
             logger.exception(
                 "Failed to search and sort playlists: query=%s, sort_by=%s, sort_order=%s",
-                search_query, sort_by, sort_order
+                search_query, sort_by, sort_order,
             )
             raise