Integrate helpers directly

Takes a more straightforward path to using the email helpers in a given app.

lib/install/application_mailer.rb

@@ -1,6 +1,8 @@
 class ApplicationMailer < ActionMailer::Base
-  helper Railsui::MailHelper
-
   default from: email_address_with_name("#{Railsui.config.support_email}", "#{Railsui.config.application_name}")
+
+  # Required to use helpers in mailers
+  helper ApplicationHelper
+
   layout "mailer"
 end

lib/install/install.rb

@@ -66,6 +66,7 @@
   say "✉️ Update mail sender"
   update_mailer_sender
   copy_sample_mailers
+  update_application_helper
 
   # Migrate
   rails_command "db:create"

lib/install/setup.rb

@@ -144,7 +144,6 @@ def add_devise_customizations
   Devise::ConfirmationsController.layout "devise"
   Devise::PasswordsController.layout "devise"
   Devise::UnlocksController.layout "devise"
-  Devise::Mailer.helper Railsui::MailHelper
 end
 RUBY
 
@@ -208,9 +207,30 @@ def copy_hero_icons
 end
 
 def copy_application_mailer
-   copy_file "#{__dir__}/application_mailer.rb", Rails.root.join("app/mailers/application_mailer.rb"), force: true
+  copy_file "#{__dir__}/application_mailer.rb", Rails.root.join("app/mailers/application_mailer.rb"), force: true
 end
 
+def update_application_helper
+content = <<-RUBY
+  def spacer(amount = 16)
+    render "shared/email_spacer", amount: amount
+  end
+
+  def email_action(action, url, options={})
+    align = options[:align] ||= "left"
+    theme = options[:theme] ||= "primary"
+    fullwidth = options[:fullwidth] ||= false
+    render "shared/email_action", align: align, theme: theme, action: action, url: url, fullwidth: fullwidth
+  end
+
+  def email_callout(&block)
+    render "shared/email_callout", block: block
+  end
+RUBY
+
+      insert_into_file "#{Rails.root}/app/helpers/application_helper.rb", content, after: "module ApplicationHelper\n"
+    end
+
 # Extend this gems helper into the client app + extend devise
 def add_application_controller_code
   app_controller_code = <<-RUBY

lib/install/shared/_email_callout.html.erb

@@ -0,0 +1,7 @@
+<table class="callout">
+  <tbody>
+    <td>
+      <%= capture(&block) %>
+    </td>
+  </tbody>
+</table>

lib/install/shared/_email_spacer.html.erb

@@ -5,4 +5,3 @@
     </tr>
   </tbody>
 </table>
-x

lib/install/tailwind/themes/hound/shared/_email_callout.html.erb

@@ -0,0 +1,7 @@
+<table class="callout">
+  <tbody>
+    <td>
+      <%= capture(&block) %>
+    </td>
+  </tbody>
+</table>

lib/install/tailwind/themes/hound/shared/_email_spacer.html.erb

@@ -5,4 +5,3 @@
     </tr>
   </tbody>
 </table>
-x

lib/install/tailwind/themes/shepherd/shared/_email_callout.html.erb

@@ -0,0 +1,7 @@
+<table class="callout">
+  <tbody>
+    <td>
+      <%= capture(&block) %>
+    </td>
+  </tbody>
+</table>

lib/install/tailwind/themes/shepherd/shared/_email_spacer.html.erb

@@ -5,4 +5,3 @@
     </tr>
   </tbody>
 </table>
-x