decorate2.rb

def member_is_blocking?(other_member)
  blocked_member_ids.include?(other_member['id'])
end

def blocked_member_ids
  return [] if @current_member.nil?
  @blocked_member_ids ||= @current_member.blocked_members.pluck(:id)
end

def member_has_voted?(comment)
  return false if @current_member.nil?
  voted_comment_ids.include?(comment['id'])
end

def voted_comment_ids
  @voted_comment_ids ||= CommentVote.where(
    comment: @article.comments.visible.pluck(:id),
    member: @current_member
  ).pluck(:comment_id)
end