Get code and token from Azure AD and store it to the DB

app/controllers/callbacks_controller.rb

@@ -5,6 +5,16 @@ class CallbacksController < ApplicationController
   skip_before_action :verify_authenticity_token
 
   def create
-    render plain: params.inspect
+    token_data = request.env['omniauth.auth'][:credentials]
+
+    current_user&.tap do |user|
+      user.microsoft_access_token = token_data.token
+      user.microsoft_refresh_token = token_data.refresh_token
+      user.microsoft_token_expires_at = token_data.expires_at # Expiration time is returned in seconds
+      user.save
+    end
+
+    redirect_to profile_path
   end
+
 end