feat: refined search

queries/functions/search.psql

@@ -13,7 +13,8 @@ CREATE OR REPLACE FUNCTION public.search_optimized_index(
     genre_url text,
     type text,
     total_plays integer,
-    rank real
+    rank real,
+    total_count bigint
 ) AS $$
 BEGIN
     RETURN QUERY
@@ -30,13 +31,17 @@ BEGIN
         ts_rank_cd(
             to_tsvector('english', s.title || ' ' || s.description || array_to_string(s.tags, ' ')),
             plainto_tsquery('english', search_query)
-        ) AS rank
+        ) AS rank,
+        COUNT(*) OVER () AS total_count
     FROM optimized_search_index s
     WHERE
         (types IS NULL OR s.type = ANY(types))
         AND plainto_tsquery('english', search_query) @@
             to_tsvector('english', s.title || ' ' || s.description || array_to_string(s.tags, ' '))
-    ORDER BY rank DESC
+    ORDER BY
+        s.type = 'post' DESC,
+        s.content_date DESC NULLS LAST,
+        rank DESC
     LIMIT page_size OFFSET page_offset;
 END;
 $$ LANGUAGE plpgsql;