I go over how to add Google authentication in your Ember app with OAuth2. This video covers the basic flow of an OAuth2 app, which can be applied to more than just Google.
Front-end Repo:
https://github.com/sbatson5/project-m...
(checkout the `google-auth` branch to see the finished produce)
Back-end Repo (Phoenix API):
https://github.com/sbatson5/project_m...
(checkout the `google-auth` branch)
Ember Simple Auth:
https://github.com/simplabs/ember-sim...
Torii:
https://github.com/Vestorly/torii