Communication::Website::PreviousLink

app/models/communication/website/previous_link.rb

+# == Schema Information
+#
+# Table name: communication_website_previous_links
+#
+#  id            :uuid             not null, primary key
+#  about_type    :string           not null
+#  link          :string
+#  created_at    :datetime         not null
+#  updated_at    :datetime         not null
+#  about_id      :uuid             not null
+#  university_id :uuid             not null, indexed
+#  website_id    :uuid             not null, indexed
+#
+# Indexes
+#
+#  index_communication_website_previous_links_on_university_id  (university_id)
+#  index_communication_website_previous_links_on_website_id     (website_id)
+#
+# Foreign Keys
+#
+#  fk_rails_e9646cce64  (university_id => universities.id)
+#  fk_rails_f389ba7d45  (website_id => communication_websites.id)
+#
+class Communication::Website::PreviousLink < ApplicationRecord
+  include Sanitizable
+  include WithUniversity
+
+  belongs_to :university
+  belongs_to :website, class_name: "Communication::Website"
+  belongs_to :about, polymorphic: true
+
+  before_validation :set_university, on: :create
+
+  private
+
+  def set_university
+    self.university_id = website.university_id
+  end
+end

db/migrate/20221202132447_create_communication_website_previous_links.rb

+class CreateCommunicationWebsitePreviousLinks < ActiveRecord::Migration[7.0]
+  def change
+    create_table :communication_website_previous_links, id: :uuid do |t|
+      t.references :university, null: false, foreign_key: true, type: :uuid
+      t.references :website, null: false, foreign_key: { to_table: :communication_websites }, type: :uuid
+      t.references :about, null: false, polymorphic: true, index: false, type: :uuid
+      t.string :link
+
+      t.timestamps
+    end
+  end
+end