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Filename :
multiple_answers_question.rb
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# frozen_string_literal: true # # Copyright (C) 2012 - present Instructure, Inc. # # This file is part of Canvas. # # Canvas is free software: you can redistribute it and/or modify it under # the terms of the GNU Affero General Public License as published by the Free # Software Foundation, version 3 of the License. # # Canvas is distributed in the hope that it will be useful, but WITHOUT ANY # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR # A PARTICULAR PURPOSE. See the GNU Affero General Public License for more # details. # # You should have received a copy of the GNU Affero General Public License along # with this program. If not, see <http://www.gnu.org/licenses/>. # class Quizzes::QuizQuestion::MultipleAnswersQuestion < Quizzes::QuizQuestion::Base def total_answer_parts len = @question_data[:answers].count { |a| a[:weight] == 100 } len = 1 if len == 0 len end def incorrect_answer_parts(_user_answer) @incorrect_answers end def correct_answer_parts(user_answer) total_answers = 0 correct_answers = 0 @incorrect_answers = 0 @question_data[:answers].each do |answer| response = user_answer["answer_#{answer[:id]}"] next unless response total_answers += 1 user_answer.answer_details[:"answer_#{answer[:id]}"] = response # Total possible is divided by the number of correct answers. # For every correct answer they correctly select, they get partial # points. For every correct answer they don't select, do nothing. # For every incorrect answer that they select, dock them partial # points. if answer[:weight] == 100 && response == "1" correct_answers += 1 elsif answer[:weight] != 100 && response == "1" @incorrect_answers += 1 end end return nil if total_answers == 0 correct_answers end # TODO: remove once new stats is on for everybody def stats(responses) answers = @question_data[:answers] responses.each do |response| answers.each do |answer| if response[:"answer_#{answer[:id]}"] == "1" answer[:responses] += 1 answer[:user_ids] << response[:user_id] end end end @question_data end end