TurboDevisecontroller, TurboFailureApp setup to manage devise respons…

…e formats

app/controllers/turbo_devise_controller.rb

@@ -0,0 +1,18 @@
+class TurboDeviseController < ApplicationController
+  class Responder < ActionController::Responder
+    def to_turbo_stream
+      controller.render(options.merge(formats: :html))
+    rescue ActionView::MissingTemplate => error
+      if get?
+        raise error
+      elsif has_errors? && default_action
+        render rendering_options.merge(formats: :html, status: :unprocessable_entity)
+      else
+        redirect_to navigation_location
+      end
+    end
+  end
+
+  self.responder = Responder
+  respond_to :html, :turbo_stream
+end

config/initializers/devise.rb

@@ -1,3 +1,16 @@
+class TurboFailureApp < Devise::FailureApp
+  def respond
+    if request_format == :turbo_stream
+      redirect
+    else
+      super
+    end
+  end
+
+  def skip_format?
+    %w(html turbo_stream */*).include? request_format.to_s
+  end
+end
 # frozen_string_literal: true
 
 # Assuming you have not yet modified this file, each configuration option below
@@ -16,10 +29,6 @@
   # by default. You can change it below and use your own secret key.
   # config.secret_key = 'e9ccc57c083237e851acbec31f23c1b48225e28970072b37dde0bb5d19c897f7713ddf1424f7bb1401ce6bd572cb968bb05d875b23453982c91e62dee42bf05b'
 
-  # ==> Controller configuration
-  # Configure the parent class to the devise controllers.
-  # config.parent_controller = 'DeviseController'
-
   # ==> Mailer Configuration
   # Configure the e-mail address which will be shown in Devise::Mailer,
   # note that it will be overwritten if you use your own mailer class
@@ -273,15 +282,6 @@
   # up on your models and hooks.
   # config.omniauth :github, 'APP_ID', 'APP_SECRET', scope: 'user,public_repo'
 
-  # ==> Warden configuration
-  # If you want to use other strategies, that are not supported by Devise, or
-  # change the failure app, you can configure them inside the config.warden block.
-  #
-  # config.warden do |manager|
-  #   manager.intercept_401 = false
-  #   manager.default_strategies(scope: :user).unshift :some_external_strategy
-  # end
-
   # ==> Mountable engine configurations
   # When using Devise inside an engine, let's call it `MyEngine`, and this engine
   # is mountable, there are some extra configurations to be taken into account.
@@ -308,6 +308,21 @@
   # When set to false, does not sign a user in automatically after their password is
   # changed. Defaults to true, so a user is signed in automatically after changing a password.
   # config.sign_in_after_change_password = true
+
+  # Turbo stream configuration for navigation formats
   config.navigational_formats = ['*/*', :html, :turbo_stream]
 
+  # ==> Controller configuration
+  # Configure the parent class to the devise controllers.
+  config.parent_controller = 'TurboDeviseController'
+
+  # ==> Warden configuration
+  # If you want to use other strategies, that are not supported by Devise, or
+  # change the failure app, you can configure them inside the config.warden block.
+  config.warden do |manager|
+    #   manager.intercept_401 = false
+    #   manager.default_strategies(scope: :user).unshift :some_external_strategy
+    manager.failure_app = TurboFailureApp
+  end
+
 end