added 260907 version of worker toolkit

worker-toolkit-flaredown/repo/backend/app/services/discussion_posts.rb

@@ -0,0 +1,43 @@
+class DiscussionPosts < AdditionalPosts
+  attr_accessor :params, :user
+
+  TOP_POSTS_DAYS = 7
+  TOP_POSTS_COUNT = 5
+
+  def initialize(params, user)
+    @params = params
+    @user = user
+  end
+
+  def show_list
+    return Post.none unless params
+
+    @posts = Post.accessible_by(current_ability).where(_type: "Post")
+    @posts = @posts.fts(params[:query]) if params[:query].present?
+    @posts = if params[:id].present? && Post::TOPIC_TYPES.include?(params[:type])
+      @posts.where("#{params[:type]}_ids": params[:id].to_i)
+    elsif params[:following].present?
+      @posts.by_followings(user.topic_following)
+    else
+      @posts
+    end
+  end
+
+  def full_top_post_list
+    Post.accessible_by(current_ability)
+      .where(_type: "Post")
+      .by_followings(user.topic_following)
+      .where(:created_at.gte => TOP_POSTS_DAYS.days.ago)
+      .order(comment_reaction_count: :desc)
+  end
+
+  def refined_top_list
+    posts = full_top_post_list.limit(TOP_POSTS_COUNT)
+
+    if Array(posts).size == TOP_POSTS_COUNT
+      posts
+    else
+      posts + add_last_new_posts(TOP_POSTS_COUNT - Array(posts).size, posts.map(&:_id))
+    end
+  end
+end