rake task demo

rake_task_example.rake

namespace :article do
  task :migrate_to_disable_article_function => [:environment, :set_group_has_article_plugin_false, :make_moments_for_articles]

  task :set_group_has_article_plugin_false do
    progress_bar = ProgressBar.create(:title => "set group.has_article_plugin false", :total => 1)
    Group.update_all has_article_plugin: false
    progress_bar.progress += 1
  end

  task :make_moments_for_articles do
    progress_bar = ProgressBar.create(:title => "create moments for user's article", :total => Article.count)
    Article.all.each do |article|
      make_moments_for_article(article)
      progress_bar.progress += 1
    end
  end

  def make_moments_for_article(article)
    group = article.group
    user = article.author || article.uploader
    accession = group && user && user.accession_for_group(group)
    return unless accession

    link = format("%s/groups/%s/articles/%s", ENV["HOST"], group.id.to_s, article.id.to_s)
    begin
      Group::Moment.skip_callback(:create, :after, :send_created_push_notification)
      moment = Group::Moment.new(group: group, author: user, accession: accession, created_at: article.created_at, attachment: {link: link})
      moment.save!
    rescue => e
      puts(e.message) && puts(link)
    end
  end

end