Expose active, add patch route for ctypes

piket_server/models.py

             "consumption_type_id": self.consumption_type_id,
             "name": self.name,
             "icon": self.icon,
+            "active": self.active,
         }
 
 

piket_server/routes/consumption_types.py

 @app.route("/consumption_types", methods=["GET"])
 def get_consumption_types():
     """ Return a list of currently active consumption types. """
-    ctypes = ConsumptionType.query.filter_by(active=True).all()
+    try:
+        active = int(request.args.get("active", 1))
+
+    except ValueError:
+        return {}, 400
+
+    ctypes = ConsumptionType.query.filter_by(active=active).all()
     result = [ct.as_dict for ct in ctypes]
     return jsonify(consumption_types=result)
 
         return jsonify({"error": "Invalid arguments for ConsumptionType."}), 400
 
     return jsonify(consumption_type=ct.as_dict), 201
+
+
+@app.route("/consumption_types/<int:consumption_type_id>", methods=["PATCH"])
+def activate_consumption_type(consumption_type_id: int):
+    ct = ConsumptionType.query.get_or_404(consumption_type_id)
+
+    data = request.json["consumption_type"]
+    new_active = data.get("active", True)
+
+    ct.active = new_active
+    db.session.add(ct)
+    db.session.commit()
+
+    return jsonify(consumption_type=ct.as_dict), 200