chore: try to make a working base

src/modules/database/database.py

@@ -1,2 +1,43 @@
 #!/bin/env python3
 
+import logging as log
+
+import sqlalchemy
+import sqlalchemy.orm
+
+from .schema import Base
+from .utilities import checks
+
+class database():
+    @staticmethod
+    def create_session(database_config: dict) -> tuple[bool, sqlalchemy.engine.Engine | None, sqlalchemy.orm.Session | None]:
+        ok, connection_string = checks.generate_connection_string(database_config)
+        if not ok:
+            return False, None, None
+
+        log.info(connection_string)
+
+        try:
+            engine = sqlalchemy.create_engine(connection_string, echo=False)
+
+            local_session = sqlalchemy.orm.sessionmaker(bind=engine)
+            session = local_session()
+
+            return True, engine, session
+
+        except Exception as err:
+            log.critical(f'database initialization failed: {err}')
+            return False, None, None
+    
+    @staticmethod
+    def verify_contents(engine) -> bool:
+        try:
+            log.info('checking if all tables are present, and creating them if they are not')
+
+            Base.metadata.create_all(engine)
+
+            return True
+
+        except Exception as err:
+            log.error('failed to verify contents of the database')
+            return False