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package easytests.personal.validators; |
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import easytests.common.exceptions.NotFoundException; |
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import easytests.common.validators.AbstractDtoValidator; |
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import easytests.core.services.QuestionsService; |
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import easytests.personal.dto.AnswerDto; |
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import java.util.HashSet; |
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import java.util.List; |
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import java.util.Set; |
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import org.springframework.beans.factory.annotation.Autowired; |
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import org.springframework.stereotype.Component; |
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import org.springframework.validation.Errors; |
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/** |
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* @author rezenbekk |
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*/ |
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@SuppressWarnings({ |
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"checkstyle:LineLength", |
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"checkstyle:CyclomaticComplexity" }) |
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@Component |
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public class AnswerDtoValidator extends AbstractDtoValidator { |
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@Autowired |
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private QuestionsService questionsService; |
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public boolean supports(Class className) { |
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return AnswerDto.class.isAssignableFrom(className); |
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} |
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public void validate(Object object, Errors errors) { |
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final AnswerDto answerDto = (AnswerDto) object; |
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final String emptyTextError = "emptyText"; |
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final String textTooLongError = "textTooLong"; |
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final String invalidQuestionError = "invalidQuestion"; |
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if (answerDto.getTxt() == null || answerDto.getTxt().isEmpty()) { |
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errors.reject(emptyTextError, "Answer text can not be empty"); |
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} |
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if (answerDto.getTxt().length() > 255) { |
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errors.reject(textTooLongError, "Answer text too long"); |
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} |
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if (answerDto.getQuestionId() == null || questionsService.find(answerDto.getQuestionId()) == null) { |
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errors.reject(invalidQuestionError, "Invalid question settings"); |
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} |
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} |
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public void validateWithQuestionType(Object object, Integer questionType, Errors errors) { |
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final List<AnswerDto> answers = (List<AnswerDto>) object; |
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if (answers == null) { |
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return; |
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} |
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Integer rightCount = 0; |
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Boolean serialNumbersConflict = false; |
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final Set<Integer> serialNumbers = new HashSet<Integer>(); |
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for (AnswerDto answer |
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: answers) { |
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if (answer.getRight() != null) { |
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if (answer.getRight().equals("on")) { |
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rightCount = rightCount + 1; |
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} |
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} |
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if (serialNumbers.contains(answer.getSerialNumber()) || answer.getSerialNumber() == null) { |
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serialNumbersConflict = true; |
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} else { |
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serialNumbers.add(answer.getSerialNumber()); |
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} |
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} |
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final String rightCountError = "right"; |
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final String serialNumberConflictError = "serialNumber"; |
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final String answersCountError = "answersCount"; |
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switch (questionType) { |
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//Один ответ |
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case 1: |
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if (rightCount != 1) { |
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errors.reject(rightCountError, "Not one answer in an one-answer question"); |
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} |
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break; |
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//Много ответов |
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case 2: |
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break; |
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//Нумерация |
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case 3: |
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if (serialNumbersConflict) { |
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errors.reject(serialNumberConflictError, "Invalid numeration. Check for repeating and missing order values"); |
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} |
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break; |
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//Текст |
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case 4: |
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if (answers.size() != 1) { |
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errors.reject(answersCountError, "There is more than one answer"); |
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} |
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break; |
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default: |
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throw new NotFoundException(); |
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} |
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} |
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} |
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malinink /
easy-tests
