db: fixing postgress issues

VERSION

@@ -1 +1 @@
-2.3.6
+2.3.7

api/web_routes.py

@@ -55,7 +55,7 @@ async def get_movies_list(dependencies: dict,
         # Get total count
         count_query = f"SELECT COUNT(*) FROM movies WHERE {where_clause}"
         cursor.execute(count_query, params)
-        total_count = cursor.fetchone()[0]
+        total_count = db._get_first_value(cursor.fetchone())
         
         # Get paginated results
         query = f"""
@@ -150,7 +150,7 @@ async def get_tv_series_list(dependencies: dict,
             # Simple count when no HAVING clause
             count_query = f"SELECT COUNT(*) FROM series s WHERE {where_clause}"
             cursor.execute(count_query, params)
-        total_count = cursor.fetchone()[0]
+        total_count = db._get_first_value(cursor.fetchone())
         
         # Get series with episode statistics
         having_part = f" HAVING {having_clause}" if having_clause else ""
@@ -313,7 +313,15 @@ async def get_missing_dates_report(dependencies: dict):
     with db.get_connection() as conn:
         cursor = conn.cursor()
         
-        # Movies without dates
+        # Movies without dates - PostgreSQL compatible
+        if db.db_type == "postgresql":
+            cursor.execute("""
+                SELECT imdb_id, path, released, source, last_updated
+                FROM movies 
+                WHERE dateadded IS NULL OR source = 'no_valid_date_source'
+                ORDER BY last_updated DESC
+            """)
+        else:
             cursor.execute("""
                 SELECT imdb_id, path, released, source, last_updated
                 FROM movies 
@@ -329,7 +337,16 @@ async def get_missing_dates_report(dependencies: dict):
                 movie['title'] = movie['imdb_id']
             movies_missing.append(movie)
         
-        # Episodes without dates
+        # Episodes without dates - PostgreSQL compatible
+        if db.db_type == "postgresql":
+            cursor.execute("""
+                SELECT e.imdb_id, e.season, e.episode, e.aired, e.source, e.last_updated, s.path
+                FROM episodes e
+                JOIN series s ON e.imdb_id = s.imdb_id
+                WHERE e.dateadded IS NULL OR e.source = 'no_valid_date_source'
+                ORDER BY e.last_updated DESC
+            """)
+        else:
             cursor.execute("""
                 SELECT e.imdb_id, e.season, e.episode, e.aired, e.source, e.last_updated, s.path
                 FROM episodes e
@@ -346,7 +363,17 @@ async def get_missing_dates_report(dependencies: dict):
                 episode['series_title'] = episode['imdb_id']
             episodes_missing.append(episode)
         
-        # Summary statistics
+        # Summary statistics - PostgreSQL compatible
+        if db.db_type == "postgresql":
+            cursor.execute("SELECT COUNT(*) FROM movies WHERE dateadded IS NOT NULL")
+            movies_with_dates = db._get_first_value(cursor.fetchone())
+            
+            cursor.execute("SELECT COUNT(*) FROM movies")
+            total_movies = db._get_first_value(cursor.fetchone())
+            
+            cursor.execute("SELECT COUNT(*) FROM episodes WHERE dateadded IS NOT NULL")
+            episodes_with_dates = db._get_first_value(cursor.fetchone())
+        else:
             cursor.execute("SELECT COUNT(*) FROM movies WHERE dateadded IS NOT NULL AND dateadded != ''")
             movies_with_dates = cursor.fetchone()[0]
             
@@ -383,7 +410,20 @@ async def get_dashboard_stats(dependencies: dict):
     with db.get_connection() as conn:
         cursor = conn.cursor()
         
-        # Enhanced statistics
+        # Enhanced statistics - PostgreSQL compatible
+        if db.db_type == "postgresql":
+            cursor.execute("SELECT COUNT(*) FROM movies WHERE dateadded IS NOT NULL")
+            movies_with_dates = db._get_first_value(cursor.fetchone())
+            
+            cursor.execute("SELECT COUNT(*) FROM movies WHERE dateadded IS NULL OR source = 'no_valid_date_source'")
+            movies_without_dates = db._get_first_value(cursor.fetchone())
+            
+            cursor.execute("SELECT COUNT(*) FROM episodes WHERE dateadded IS NOT NULL")
+            episodes_with_dates = db._get_first_value(cursor.fetchone())
+            
+            cursor.execute("SELECT COUNT(*) FROM episodes WHERE dateadded IS NULL OR source = 'no_valid_date_source'")
+            episodes_without_dates = db._get_first_value(cursor.fetchone())
+        else:
             cursor.execute("SELECT COUNT(*) FROM movies WHERE dateadded IS NOT NULL AND dateadded != ''")
             movies_with_dates = cursor.fetchone()[0]
             
@@ -397,10 +437,10 @@ async def get_dashboard_stats(dependencies: dict):
             episodes_without_dates = cursor.fetchone()[0]
         
         cursor.execute("SELECT COUNT(*) FROM movies WHERE source = 'no_valid_date_source'")
-        movies_no_valid_source = cursor.fetchone()[0]
+        movies_no_valid_source = db._get_first_value(cursor.fetchone())
         
         cursor.execute("SELECT COUNT(*) FROM episodes WHERE source = 'no_valid_date_source'")
-        episodes_no_valid_source = cursor.fetchone()[0]
+        episodes_no_valid_source = db._get_first_value(cursor.fetchone())
         
         # Recent activity (last 7 days)
         cursor.execute("""