feat: allow sorting of articles (#6833)

* feat: sort by position

* chore: whitespace change

* feat: add border bottom color to list item

* feat: allow dragging articles

* feat: add migration to reorder all articles

* feat: add onsort method

* feat: finish UI sorting

* feat: show 50 per page in articles list

* feat: add article sorting methods

* feat: patch up reorder action with the API

* refactor: better naming

* chore: add comments

* feat: attach position to article before create

* feat: move article to end if moved between categories

* chore: add comments

* chore: update version

* fix: don't change position if previous category was nil

* fix: condition to trigger update on category change

* refactor: store new_position

* refactor: use grid instead of table

* feat: add snug spacing

* feat: add grab-icon

* feat: add grab icon to list

* refactor: show draggable only for category page

* feat: add update_positions as a class method

---------

Co-authored-by: Nithin David Thomas <1277421+nithindavid@users.noreply.github.com>

app/controllers/api/v1/accounts/articles_controller.rb

@@ -1,14 +1,19 @@
 class Api::V1::Accounts::ArticlesController < Api::V1::Accounts::BaseController
   before_action :portal
   before_action :check_authorization
-  before_action :fetch_article, except: [:index, :create, :attach_file]
+  before_action :fetch_article, except: [:index, :create, :attach_file, :reorder]
   before_action :set_current_page, only: [:index]
 
   def index
     @portal_articles = @portal.articles
     @all_articles = @portal_articles.search(list_params)
     @articles_count = @all_articles.count
-    @articles = @all_articles.order_by_updated_at.page(@current_page)
+
+    @articles = if list_params[:category_slug].present?
+                  @all_articles.order_by_position.page(@current_page).per(50)
+                else
+                  @all_articles.order_by_updated_at.page(@current_page)
+                end
   end
 
   def create
@@ -43,6 +48,11 @@ class Api::V1::Accounts::ArticlesController < Api::V1::Accounts::BaseController
     render json: { file_url: url_for(file_blob) }
   end
 
+  def reorder
+    Article.update_positions(params[:positions_hash])
+    head :ok
+  end
+
   private
 
   def fetch_article