ADD viewed news table to control the viewed news.

models/news.py

@@ -0,0 +1,16 @@
+from settings.config import SQLACHEMY
+from sqlalchemy import Table
+from sqlalchemy.orm import declarative_base
+
+Base = declarative_base()
+
+class ViewedNews(Base):
+    """
+    Viewed news model class.
+    """
+    __table__ = Table(
+        "viewed_news",
+        Base.metadata,
+        autoload=True,
+        autoload_with=SQLACHEMY
+    )

utils/database.py

@@ -52,9 +52,11 @@ def migrate() -> None:
             
         ) character set utf8mb4 collate utf8mb4_general_ci;
 
-        create table if not exists files_bloob(
+        create table if not exists viewed_news(
             id int auto_increment primary key,
-            file blob not null
+            title varchar(500) not null unique,
+            published_at date not null,
+            index viewed_idx(title, published_at)
         ) character set utf8mb4 collate utf8mb4_general_ci;
     '''
     try:
@@ -62,24 +64,12 @@ def migrate() -> None:
             cursor.execute(_sql)
     except Exception as ex:
         logger.error(ex.args)
-    else:
-        _sql = '''
-            alter table neeble_quotes
-            add column file_id int unique null,
-            add foreign key file_id(neeble_quotes) references files_bloob(id) on delete cascade;
-        '''
-        try:
-            with Cursor(MYSQL_CONFIG) as cursor:
-                cursor.execute(_sql)
-        except Exception as ex:
-            logger.error(ex.args)
 
 
 def set_quote(user: str, quote: str) -> int:
     """
     Set a quote into database.
     """
-
     qt = Quotes(quote=quote, user=user,)
     qtid = 0
     with Session(SQLACHEMY) as session: