🎨 Add fancy html emails

Signed-off-by: Thomas Citharel <tcit@tcit.fr>

lib/mobilizon_web/email/email.ex

@@ -7,11 +7,24 @@ defmodule MobilizonWeb.Email do
 
   alias Mobilizon.Config
 
-  @spec base_email :: Bamboo.Email.t()
-  def base_email do
-    new_email()
+  @spec base_email(keyword()) :: Bamboo.Email.t()
+  def base_email(args) do
+    instance = Config.instance_config()
+
+    new_email(args)
     |> from(Config.instance_email_from())
+    |> put_header("Reply-To", Config.instance_email_reply_to())
+    |> assign(:instance, instance)
     |> put_html_layout({MobilizonWeb.EmailView, "email.html"})
-    |> put_text_layout({MobilizonWeb.EmailView, "email.text"})
+    |> put_text_layout(false)
+  end
+
+  def premail(email) do
+    html = Premailex.to_inline_css(email.html_body)
+    text = Premailex.to_text(email.html_body)
+
+    email
+    |> html_body(html)
+    |> text_body(text)
   end
 end