app/models/jobshop/mailman.rb in jobshop-0.0.163 vs app/models/jobshop/mailman.rb in jobshop-0.0.167

@@ -1,11 +1,33 @@
 # frozen_string_literals: true
 
+# +Jobshop::Mailman+
+#
+# A Mailman is responsible for handling incoming email and dispatching it to its
+# approrpriate handler. If no handler is found, the email is rejected.
 module Jobshop
   class Mailman < ApplicationRecord
     self.primary_keys = %i[ organization_id address ]
 
     belongs_to :organization, inverse_of: :mailmen
 
     validates :address, presence: true
+
+    class << self
+      def handler_for(message)
+        to = Mail::Address.new(message.to.first)
+
+        mailbox = to.local.split("+").first
+        address = "#{mailbox}@#{to.domain}"
+        mailman = find_by(address: address)
+
+        klass = if mailman
+          mailman.handler_type.constantize
+        else
+          Mailroom::NullHandler
+        end
+
+        klass.new(message, mailman)
+      end
+    end
   end
 end