Add simple controller to create events

app/controllers/events_controller.rb

@@ -0,0 +1,28 @@
+class EventsController < ApplicationController
+
+  def authorize!
+    authorize(@event || @events)
+  end
+  private :authorize!
+
+  def create
+    @event = Event.new(event_params)
+    authorize!
+    respond_to do |format|
+      if @event.save
+        format.html { head :created }
+        format.json { head :created }
+      else
+        format.html { head :unprocessable_entity }
+        format.json { head :unprocessable_entity }
+      end
+    end
+  end
+
+  def event_params
+    params[:event].permit(:category, :data, :exercise_id, :file_id)
+        .merge(user_id: current_user&.id, user_type: current_user&.class.name)
+  end
+  private :event_params
+
+end

app/policies/event_policy.rb

@@ -0,0 +1,7 @@
+class EventPolicy < AdminOnlyPolicy
+
+  def create?
+    everyone
+  end
+
+end

config/routes.rb

@@ -168,6 +168,8 @@ Rails.application.routes.draw do
     end
   end
 
+  resources :events, only: [:create]
+
   post "/evaluate", to: 'remote_evaluation#evaluate', via: [:post]
 
 end