Improved database module structure

src/sh_edraft/database/connection/database_connection.py

@@ -0,0 +1,47 @@
+from typing import Optional
+
+from sqlalchemy import engine, create_engine
+from sqlalchemy.orm import session, sessionmaker
+
+from sh_edraft.database.connection.base.database_connection_base import DatabaseConnectionBase
+from sh_edraft.database.model.database_settings import DatabaseSettings
+from sh_edraft.utils.console import Console
+
+
+class DatabaseConnection(DatabaseConnectionBase):
+
+    def __init__(self, database_settings: DatabaseSettings):
+        DatabaseConnectionBase.__init__(self)
+
+        self._db_settings = database_settings
+
+        self._engine: Optional[engine] = None
+        self._session: Optional[session] = None
+        self._credentials: Optional[str] = None
+
+        self.create()
+
+    def create(self): pass
+
+    def use_mysql(self, connection_string: str):
+        try:
+            self._engine = create_engine(connection_string)
+
+            if self._db_settings.encoding is not None:
+                self._engine.encoding = self._db_settings.encoding
+
+            if self._db_settings.case_sensitive is not None:
+                self._engine.case_sensitive = self._db_settings.case_sensitive
+
+            if self._db_settings.echo is not None:
+                self._engine.echo = self._db_settings.echo
+
+            self._engine.connect()
+
+            db_session = sessionmaker(bind=self._engine)
+            self._session = db_session()
+            Console.write_line(f'[{__name__}] Connected to database', 'green')
+        except Exception as e:
+            Console.write_line(f'[{__name__}] Database connection failed -> {e}', 'red')
+            exit()
+