class AddExerciseUserUpdate < ActiveRecord::Migration[5.2]
  include ExercisesHelper
  def change
    exs = Exercise.all.is_exercise_published.where("published_time > ?",(Time.now - 2.months)).includes(:exercise_questions,:exercise_users)
    exs.each do |ex|
      ex_users = ex.exercise_users.exercise_user_committed.where("end_at is not null and end_at > ?",(Time.now - 2.months))
      if ex_users.present?
        ex_users.each do |ex_user|
          calculate_score = calculate_student_score(ex,ex_user.user)[:total_score]
          subjective_score = ex_user.subjective_score
          total_score_subjective_score = subjective_score < 0.0 ? 0.0 : subjective_score
          total_score = calculate_score + total_score_subjective_score
          ex_user.update_attributes(score:total_score,objective_score:calculate_score)
          puts ex_user.id
        end
      end
    end
  end
end