gistfile1.rb

class CreatePost
  def self.call(*args)
    new(*args).call
  end

  include Virtus.model

  attribute :user
  attribute :post_params
  attribute :image
  attribute :accounts

  attribute :post, Post, writer: :private

  def call
    accounts.map do |account|
      create(account)
      schedule
      result
    end
  end

  private

  def create(account)
    self.post = account.posts.new(post_params)
    post.image = image
    post.save
  end

  def schedule
    SendPost.delay(run_at: post.post_at).call(post: post)
  end

  def result
    post.becomes(Post)
  end
end