Module problem

drug_assessment_methods.rb

module DrugAssessmentMethods

 def index
    @users = User.all
    @users_array = User.where(loginable_type: 'Student').includes(:loginable).all.map { |u| [u.full_name, u.loginable.id] }

    if current_user.loginable_type == 'Student'
      @sid = current_user.loginable.id

    elsif current_user.loginable_type != 'Student'
      if
      params[:student_id].present?
        @sid = params[:student_id]
      else
        @sid = 0
      end
    end

    @l = DrugAssessment.order('cweek DESC').where(student_id: @sid).search(params[:l])
    @da = @l.result

    @test = Array.new
    @da.each do |r|
      unless r.cweek.nil? or r.cweek == 0
        @test.push(r.cweek)
      end
    end
    @test = @test.uniq
    @year = Date.today.cwyear
    @current_cweek = Date.today.cweek
    @start_cweek = 34

    @emptycount = 0
    while @current_cweek > @start_cweek  do
      if @test.include?(@current_cweek)
      else
        charles = DrugAssessment.new(cweek: @current_cweek)
        @da << charles
        @emptycount = @emptycount + 1
      end
      @current_cweek = @current_cweek - 1
    end
    @da = @da.sort_by{|a| -(a.cweek)}
  end
end

home_controller.rb

class HomeController < ApplicationController
  before_filter :authenticate_user!


  include DrugAssessmentMethods, SurveysToBeTaken


end

surveys_to_be_taken.rb

module SurveysToBeTaken

def index

  @today = Date.today.strftime("%m/%d/%Y")

  @map_survey_ids = Survey.pluck(:id)
  @map_result_ids = ResultSet.where(user_id: current_user.id).pluck(:survey_id)

  @compare = @map_survey_ids - @map_result_ids


  runquery = Survey

  if is_student
      runquery = runquery.where(privilege: [1, 3])
  elsif is_counselor && is_admin == false
      runquery = runquery.where(privilege:[2, 3])
  elsif is_counselor && is_admin
    runquery = runquery.where(privilege:[1, 2, 3])
  end

  runquery = runquery.select('surveys.*')
  @surveys = runquery

end

end