Fixing ruff and mypy issues (#18)

Reviewed-on: #18
Co-authored-by: Andrew Kettel <andrew.kettel@gmail.com>
Co-committed-by: Andrew Kettel <andrew.kettel@gmail.com>

src/database.py

@@ -1,22 +1,26 @@
 from __future__ import annotations
 
-from datetime import datetime, timezone
+from datetime import UTC, datetime
+
 from flask_sqlalchemy import SQLAlchemy
+from sqlalchemy.orm import DeclarativeBase, Mapped
 
-db = SQLAlchemy()
+db: SQLAlchemy = SQLAlchemy()
 
 
-class CameraStatus(db.Model):
+class Base(DeclarativeBase):
+    pass
+
+
+class CameraStatus(Base):
     __tablename__ = "camera_status"
 
-    id: db.Mapped[int] = db.mapped_column(db.Integer, primary_key=True)
-    running: db.Mapped[bool] = db.mapped_column(
-        db.Boolean, nullable=False, default=False
-    )
-    updated_at: db.Mapped[datetime] = db.mapped_column(
+    id: Mapped[int] = db.mapped_column(db.Integer, primary_key=True)
+    running: Mapped[bool] = db.mapped_column(db.Boolean, nullable=False, default=False)
+    updated_at: Mapped[datetime] = db.mapped_column(
         db.DateTime(timezone=True),
         nullable=False,
-        default=lambda: datetime.now(timezone.utc),
+        default=lambda: datetime.now(UTC),
     )
 
     @staticmethod
@@ -33,23 +37,23 @@ class CameraStatus(db.Model):
     def set_running(running: bool) -> CameraStatus:
         status = CameraStatus.get()
         status.running = running
-        status.updated_at = datetime.now(timezone.utc)
+        status.updated_at = datetime.now(UTC)
         db.session.commit()
         return status
 
 
-class CameraEvent(db.Model):
+class CameraEvent(Base):
     __tablename__ = "camera_events"
 
-    id: db.Mapped[int] = db.mapped_column(db.Integer, primary_key=True)
-    action: db.Mapped[str] = db.mapped_column(
+    id: Mapped[int] = db.mapped_column(db.Integer, primary_key=True)
+    action: Mapped[str] = db.mapped_column(
         db.String(10), nullable=False
     )  # 'start' | 'stop'
-    ip_address: db.Mapped[str] = db.mapped_column(db.String(45), nullable=False)
-    timestamp: db.Mapped[datetime] = db.mapped_column(
+    ip_address: Mapped[str] = db.mapped_column(db.String(45), nullable=False)
+    timestamp: Mapped[datetime] = db.mapped_column(
         db.DateTime(timezone=True),
         nullable=False,
-        default=lambda: datetime.now(timezone.utc),
+        default=lambda: datetime.now(UTC),
     )
 
     @staticmethod
@@ -61,12 +65,14 @@ class CameraEvent(db.Model):
 
     @staticmethod
     def recent(limit: int = 50) -> list[CameraEvent]:
-        return (
-            db.session.execute(
-                db.select(CameraEvent)
-                .order_by(CameraEvent.timestamp.desc())
-                .limit(limit)
-            )
-            .scalars()
-            .all()
+        return list(
+
+                db.session.execute(
+                    db.select(CameraEvent)
+                    .order_by(CameraEvent.timestamp.desc())
+                    .limit(limit)
+                )
+                .scalars()
+                .all()
+
         )