Update backend models, controllers, and session

src/controllers/scene.py

@@ -0,0 +1,49 @@
+from microdot import Microdot
+from models.scene import Scene
+import json
+
+controller = Microdot()
+scenes = Scene()
+
+@controller.get('')
+async def list_scenes(request):
+    """List all scenes."""
+    return json.dumps(scenes), 200, {'Content-Type': 'application/json'}
+
+@controller.get('/<id>')
+async def get_scene(request, id):
+    """Get a specific scene by ID."""
+    scene = scenes.read(id)
+    if scene:
+        return json.dumps(scene), 200, {'Content-Type': 'application/json'}
+    return json.dumps({"error": "Scene not found"}), 404
+
+@controller.post('')
+async def create_scene(request):
+    """Create a new scene."""
+    try:
+        data = request.json
+        scene_id = scenes.create()
+        if scenes.update(scene_id, data):
+            return json.dumps(scenes.read(scene_id)), 201, {'Content-Type': 'application/json'}
+        return json.dumps({"error": "Failed to create scene"}), 400
+    except Exception as e:
+        return json.dumps({"error": str(e)}), 400
+
+@controller.put('/<id>')
+async def update_scene(request, id):
+    """Update an existing scene."""
+    try:
+        data = request.json
+        if scenes.update(id, data):
+            return json.dumps(scenes.read(id)), 200, {'Content-Type': 'application/json'}
+        return json.dumps({"error": "Scene not found"}), 404
+    except Exception as e:
+        return json.dumps({"error": str(e)}), 400
+
+@controller.delete('/<id>')
+async def delete_scene(request, id):
+    """Delete a scene."""
+    if scenes.delete(id):
+        return json.dumps({"message": "Scene deleted successfully"}), 200
+    return json.dumps({"error": "Scene not found"}), 404