How to display error messages in a multi-model form with transaction?

Question

Two models, Organization and User, have a 1:many relationship. I have a combined signup form where an organization plus a user for that organization get signed up.

The p

Answer 1

Looks like you have a lot of untestable logic in your controller. Looks like for you logic will be better to use simple FormObject pattern. https://robots.thoughtbot.com/activemodel-form-objects