Spone · Spone · Oct 7, 2025 · Oct 13, 2025
diff --git a/app/mailers/missive/application_mailer.rb b/app/mailers/missive/application_mailer.rb
@@ -1,6 +1,7 @@
 module Missive
   class ApplicationMailer < ActionMailer::Base
-    default from: "[email protected]"
+    default from: email_address_with_name(Missive.mailer_from_email, Missive.mailer_from_name)
+
     layout "mailer"
   end
 end
diff --git a/app/mailers/missive/base_mailer.rb b/app/mailers/missive/base_mailer.rb
@@ -0,0 +1,4 @@
+module Missive
+  class BaseMailer < ApplicationMailer
+  end
+end
diff --git a/app/views/layouts/missive/mailer.html.erb b/app/views/layouts/missive/mailer.html.erb
@@ -0,0 +1,13 @@
+<!DOCTYPE html>
+<html>
+  <head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+    <style>
+      /* Email styles need to be inline */
+    </style>
+  </head>
+
+  <body>
+    <%= yield %>
+  </body>
+</html>
diff --git a/app/views/layouts/missive/mailer.text.erb b/app/views/layouts/missive/mailer.text.erb
@@ -0,0 +1 @@
+<%= yield %>
diff --git a/lib/missive.rb b/lib/missive.rb
@@ -2,5 +2,7 @@
 require "missive/engine"
 
 module Missive
-  # Your code goes here...
+  # Configuration
+  mattr_accessor :mailer_from_email, default: "[email protected]"
+  mattr_accessor :mailer_from_name, default: "Missive"
 end
diff --git a/test/dummy/config/initializers/missive.rb b/test/dummy/config/initializers/missive.rb
@@ -0,0 +1 @@
+Missive.mailer_from_email = "[email protected]"
diff --git a/test/integration/missive/config_test.rb b/test/integration/missive/config_test.rb
@@ -0,0 +1,15 @@
+require "test_helper"
+
+module Missive
+  class ConfigTest < ActionDispatch::IntegrationTest
+    test "can define a setting in initializer" do
+      # This setting is defined in dummy app initializer
+      assert_equal "[email protected]", Missive.mailer_from_email
+    end
+
+    test "can use a setting default value" do
+      # This setting is not defined in dummy app initializer
+      assert_equal "Missive", Missive.mailer_from_name
+    end
+  end
+end
diff --git a/test/mailers/missive/base_mailer_test.rb b/test/mailers/missive/base_mailer_test.rb
@@ -0,0 +1,9 @@
+require "test_helper"
+
+module Missive
+  class BaseMailerTest < ActionMailer::TestCase
+    # test "the truth" do
+    #   assert true
+    # end
+  end
+end
diff --git a/test/mailers/previews/missive/base_mailer_preview.rb b/test/mailers/previews/missive/base_mailer_preview.rb
@@ -0,0 +1,5 @@
+module Missive
+  # Preview all emails at http://localhost:3000/rails/mailers/base_mailer
+  class BaseMailerPreview < ActionMailer::Preview
+  end
+end
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1 @@
		Missive.mailer_from_email = "[email protected]"