Module: TestResultCalculation::CountResult::LocalInstanceMethods

Defined in:
lib/test_result_calculation/count_result.rb

Instance Method Summary collapse

Instance Method Details

#count_and_paste_test_result ⇒ Object 



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# File 'lib/test_result_calculation/count_result.rb', line 38

def count_and_paste_test_result
  all_questions = self.test_setting.questions
  test_result = Float(pull_true_answers_from_questions_with_one_answer) / (all_questions.count.nonzero? || 1) * 100
  self.update_attributes(complete_pers: test_result)
end

#count_and_paste_test_result_into_test_table ⇒ Object 



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# File 'lib/test_result_calculation/count_result.rb', line 12

def count_and_paste_test_result_into_test_table
  create_hash_with_key_question_id_and_value_number_of_answers
  create_array_with_question_id_that_has_true_answ
  pull_true_answers_from_questions_with_one_answer
  count_and_paste_test_result
end

#create_array_with_question_id_that_has_true_answ ⇒ Object 



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# File 'lib/test_result_calculation/count_result.rb', line 28

def create_array_with_question_id_that_has_true_answ
  true_answers.map{ |t_a| t_a.question_id }
end

#create_hash_with_key_question_id_and_value_number_of_answers ⇒ Object 



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# File 'lib/test_result_calculation/count_result.rb', line 19

def create_hash_with_key_question_id_and_value_number_of_answers
  test_answers = self.answers
                      .where( answers: {checked: 'true'} )
                      .group_by(&:question_id)
  array_with_question_id_and_answers_number = test_answers.map {|k,v| [k, v.length]}.flatten
  hash_with_question_id_and_answers_number = Hash[*array_with_question_id_and_answers_number]
  hash_with_question_id_and_answers_number.select {|k,v| v > 1}
end

#pull_true_answers_from_questions_with_one_answer ⇒ Object 



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# File 'lib/test_result_calculation/count_result.rb', line 32

def pull_true_answers_from_questions_with_one_answer
  array_with_number_of_tries_bigger_1 = create_hash_with_key_question_id_and_value_number_of_answers.map {|k,v| k}
  array_with_number_common_elements = array_with_number_of_tries_bigger_1 & create_array_with_question_id_that_has_true_answ
  true_answers.count - array_with_number_common_elements.size
end