Initial commit (history cleared)

app/models/message.rb

@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+class Message < ApplicationRecord
+  belongs_to :user
+  validates_presence_of :creator_id, :receiver_id, :message
+
+  def creator_name
+    if creator = User.where(id: self.creator_id).first
+      creator.full_name
+    else
+      "Name unavailable"
+    end
+  end
+end