feat: added seseion for sqlite, alembic and ruff, model Timerr, schemas.py, mixin for id, cruds: create timer, get timer, settings.py for db

kawai_focus/database/cruds.py

@@ -0,0 +1,57 @@
+from sqlalchemy import select, insert
+from sqlalchemy.exc import SQLAlchemyError, OperationalError, NoResultFound
+from pydantic import ValidationError
+
+from kawai_focus.schemas import TimerModel
+from kawai_focus.database.session import db
+from kawai_focus.database.models import Timer
+from kawai_focus.main import Logger
+
+
+def get_timer(timer_id: int) -> TimerModel:
+    """Функция для получения данных таймера"""
+
+    try:
+        with db.get_session() as session:
+            timer_model = Timer 
+            query = select(
+                timer_model.id, 
+                timer_model.title,
+                timer_model.pomodoro_time, 
+                timer_model.break_time, 
+                timer_model.break_long_time,
+                timer_model.count_pomodoro
+            ).where(timer_id == timer_model.id)
+            result = session.execute(query)
+            timer = result.mappings().first()
+
+            return TimerModel.model_validate(obj=timer, from_attributes=True)
+    except (ConnectionError, SQLAlchemyError, TimeoutError, OperationalError, ValidationError, NoResultFound) as err:
+        Logger.error(f'{err.__class__.__name__}: {err}')
+
+
+def new_timer(data: TimerModel) -> bool | None:
+    """Функция для создания нового таймера"""
+
+    try:
+        with db.get_session() as session:
+            timer_model = Timer
+            query = insert(timer_model).values(**data.model_dump())
+            session.execute(query)
+            session.commit()
+    except (ConnectionError, SQLAlchemyError, TimeoutError, OperationalError, ValidationError) as err:
+        Logger.error(f'{err.__class__.__name__}: {err}')
+    else:
+        return True
+
+
+if __name__ == '__main__':
+    # new_timer(data=TimerValidModel(
+    #     title='test_timer_2',
+    #     pomodoro_time=50,
+    #     break_long_time=25,
+    #     break_time=5,
+    #     count_pomodoro=4
+    # ))
+
+    print(get_timer(timer_id=1))