feat: CRUD operation for associated articles to current article (#4912)

app/models/article.rb

@@ -2,31 +2,45 @@
 #
 # Table name: articles
 #
-#  id                       :bigint           not null, primary key
-#  content                  :text
-#  description              :text
-#  status                   :integer
-#  title                    :string
-#  views                    :integer
-#  created_at               :datetime         not null
-#  updated_at               :datetime         not null
-#  account_id               :integer          not null
-#  author_id                :bigint
-#  category_id              :integer
-#  folder_id                :integer
-#  portal_id                :integer          not null
+#  id                    :bigint           not null, primary key
+#  content               :text
+#  description           :text
+#  status                :integer
+#  title                 :string
+#  views                 :integer
+#  created_at            :datetime         not null
+#  updated_at            :datetime         not null
+#  account_id            :integer          not null
+#  associated_article_id :bigint
+#  author_id             :bigint
+#  category_id           :integer
+#  folder_id             :integer
+#  portal_id             :integer          not null
 #
 # Indexes
 #
-#  index_articles_on_author_id                 (author_id)
+#  index_articles_on_associated_article_id  (associated_article_id)
+#  index_articles_on_author_id              (author_id)
 #
 # Foreign Keys
 #
+#  fk_rails_...  (associated_article_id => articles.id)
 #  fk_rails_...  (author_id => users.id)
 #
 class Article < ApplicationRecord
   include PgSearch::Model
 
+  has_many :associated_articles,
+           class_name: :Article,
+           foreign_key: :associated_article_id,
+           dependent: :nullify,
+           inverse_of: 'root_article'
+
+  belongs_to :root_article,
+             class_name: :Article,
+             foreign_key: :associated_article_id,
+             inverse_of: :associated_articles,
+             optional: true
   belongs_to :account
   belongs_to :category
   belongs_to :portal
@@ -71,6 +85,21 @@ class Article < ApplicationRecord
     params[:page] || 1
   end
 
+  def associate_root_article(associated_article_id)
+    article = portal.articles.find(associated_article_id) if associated_article_id.present?
+
+    return if article.nil?
+
+    root_article_id = self.class.find_root_article_id(article)
+
+    update(associated_article_id: root_article_id) if root_article_id.present?
+  end
+
+  # Make sure we always associate the parent's associated id to avoid the deeper associations od articles.
+  def self.find_root_article_id(article)
+    article.associated_article_id || article.id
+  end
+
   private
 
   def ensure_account_id

app/models/portal.rb

@@ -25,9 +25,18 @@ class Portal < ApplicationRecord
   has_many :categories, dependent: :destroy_async
   has_many :folders,  through: :categories
   has_many :articles, dependent: :destroy_async
-  has_many :users, through: :portals_members
+  has_many :portal_members,
+           class_name: :PortalMember,
+           dependent: :destroy_async
+  has_many :members,
+           through: :portal_members,
+           class_name: :User,
+           dependent: :nullify,
+           source: :user
 
   validates :account_id, presence: true
   validates :name, presence: true
   validates :slug, presence: true, uniqueness: true
+
+  accepts_nested_attributes_for :members
 end

app/models/portal_member.rb

@@ -0,0 +1,20 @@
+# == Schema Information
+#
+# Table name: portal_members
+#
+#  id         :bigint           not null, primary key
+#  created_at :datetime         not null
+#  updated_at :datetime         not null
+#  portal_id  :bigint
+#  user_id    :bigint
+#
+# Indexes
+#
+#  index_portal_members_on_portal_id_and_user_id  (portal_id,user_id) UNIQUE
+#  index_portal_members_on_user_id_and_portal_id  (user_id,portal_id) UNIQUE
+#
+class PortalMember < ApplicationRecord
+  belongs_to :portal, class_name: 'Portal'
+  belongs_to :user, class_name: 'User'
+  validates :user_id, uniqueness: { scope: :portal_id }
+end

app/models/related_category.rb

@@ -2,10 +2,10 @@
 #
 # Table name: related_categories
 #
-#  id                 :bigint           not null, primary key
-#  created_at         :datetime         not null
-#  updated_at         :datetime         not null
-#  category_id        :bigint
+#  id                  :bigint           not null, primary key
+#  created_at          :datetime         not null
+#  updated_at          :datetime         not null
+#  category_id         :bigint
 #  related_category_id :bigint
 #
 # Indexes

app/models/user.rb

@@ -89,10 +89,17 @@ class User < ApplicationRecord
   has_many :notification_settings, dependent: :destroy_async
   has_many :notification_subscriptions, dependent: :destroy_async
   has_many :notifications, dependent: :destroy_async
-  has_many :portals, through: :portals_members
   has_many :team_members, dependent: :destroy_async
   has_many :teams, through: :team_members
   has_many :articles, foreign_key: 'author_id', dependent: :nullify
+  has_many :portal_members,
+           class_name: :PortalMember,
+           dependent: :destroy_async
+  has_many :portals,
+           through: :portals_members,
+           class_name: :Portal,
+           dependent: :nullify,
+           source: :portal
 
   before_validation :set_password_and_uid, on: :create