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canvas
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quizzes
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quiz_question
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answer_serializers
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Filename :
numerical.rb
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# frozen_string_literal: true # # Copyright (C) 2013 - 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/>. module Quizzes::QuizQuestion::AnswerSerializers class Numerical < Quizzes::QuizQuestion::AnswerSerializers::AnswerSerializer # Serialize a decimal answer. # # @param [BigDecimal|String] answer # # @note # This serializer does not reject any input but instead coerces everything # to a BigDecimal, even if the input is not a number. # # @example acceptable inputs # { answer: 1 } # { answer: 2.3e-6 } # { answer: "8.4" } # # @example outputs, respectively from above # { question_5: 1 } # { question_5: 2.3e-6 } # { question_5: 8.4 } def serialize(answer) rc = SerializedAnswer.new # If the answer is a String we assume it is localized decimal_answer = answer.is_a?(String) ? Util.i18n_to_decimal(answer) : Util.to_decimal(answer) rc.answer[question_key] = decimal_answer rc end # @param String # @return [BigDecimal|NilClass] def deserialize(submission_data, full: false) answer = submission_data[question_key] if answer.present? answer.is_a?(String) ? Util.i18n_to_decimal(answer) : answer end end end end