module Mailboxer
  module Models
    module Messageable # :nodoc:
      def send_message_mult_attach(recipients, msg_body,
                                   subject, sanitize_text = true,
                                   attachments = nil,
                                   message_timestamp = Time.now)
        convo = build_convo(subject, message_timestamp)
        message = build_message(convo, recipients,
                                msg_body, subject,
                                message_timestamp)
        connect_message_to_message_attachments
        attach_files(attachments, message)
        message.deliver false, sanitize_text
      end

      def build_convo(subject, message_timestamp)
        ::Mailboxer::ConversationBuilder.new(
          subject: subject,
          created_at: message_timestamp,
          updated_at: message_timestamp
        ).build
      end

      def build_message(convo, recipients, msg_body, subject, message_timestamp)
        ::Mailboxer::MessageBuilder.new(
          sender: self,
          conversation: convo,
          recipients: recipients,
          body: msg_body,
          subject: subject,
          created_at: message_timestamp,
          updated_at: message_timestamp
        ).build
      end

      def connect_message_to_message_attachments
        Mailboxer::Message.class_eval do
          has_many :message_attachments
          attr_accessible :message_attachments
        end
      end

      def attach_files(attachments, message)
        return unless attachments.present?
        attachments.each do |m|
          message.message_attachments << MessageAttachment.new(file: m[:file])
        end
      end
    end
  end
end