refactor-be: ApplyForm 제출 시 필수 질문 응답 여부 확인 로직 변경

backend/src/docs/asciidoc/applyform.adoc

@@ -34,6 +34,10 @@ operation::applicant/submit-fail/applyform-not-found[snippets="http-request,path
 
 operation::applicant/submit-fail/question-not-found[snippets="http-request,path-parameters,request-fields,http-response"]
 
+==== 실패: 필수 질문에 응답하지 않음
+
+operation::applicant/submit-fail/required-not-replied[snippets="http-request,path-parameters,request-fields,http-response"]
+
 === 지원폼 조회
 
 ==== 성공

backend/src/main/java/com/cruru/applyform/service/facade/ApplyFormFacade.java

@@ -20,6 +20,7 @@
 import java.time.Clock;
 import java.time.LocalDate;
 import java.util.List;
+import java.util.Objects;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -61,9 +62,11 @@ public void submit(long applyFormId, ApplyFormSubmitRequest request) {
         Applicant applicant = applicantService.create(applicantCreateRequest, firstProcess);
 
         List<AnswerCreateRequest> answerCreateRequests = request.answerCreateRequest();
-        for (AnswerCreateRequest answerCreateRequest : answerCreateRequests) {
-            Question targetQuestion = questionService.findById(answerCreateRequest.questionId());
-            answerService.saveAnswerReplies(answerCreateRequest, targetQuestion, applicant);
+        List<Question> questions = questionService.findByApplyForm(applyForm);
+
+        for (Question question : questions) {
+            AnswerCreateRequest answerCreateRequest = getAnswerCreateRequest(question, answerCreateRequests);
+            answerService.saveAnswerReplies(answerCreateRequest, question, applicant);
         }
     }
 
@@ -83,6 +86,16 @@ private void validateSubmitDate(ApplyForm applyForm) {
         }
     }
 
+    private AnswerCreateRequest getAnswerCreateRequest(
+            Question question,
+            List<AnswerCreateRequest> answerCreateRequests
+    ) {
+        return answerCreateRequests.stream()
+                .filter(answerCreateRequest -> Objects.equals(answerCreateRequest.questionId(), question.getId()))
+                .findAny()
+                .orElseGet(() -> new AnswerCreateRequest(question.getId(), List.of()));
+    }
+
     @Transactional
     public void update(ApplyFormWriteRequest request, long applyFormId) {
         ApplyForm applyForm = applyFormService.findById(applyFormId);

backend/src/test/java/com/cruru/applyform/controller/ApplyFormControllerTest.java

@@ -349,6 +349,33 @@ void submit_questionNotFound() {
                 .then().log().all().statusCode(400);
     }
 
+    @DisplayName("지원서 폼 제출 시, 필수 질문에 응답하지 않은 경우 400를 반환한다.")
+    @Test
+    void submit_RequiredNotReplied() {
+        // given
+        Dashboard dashboard = dashboardRepository.save(DashboardFixture.backend());
+        processRepository.save(ProcessFixture.applyType(dashboard));
+        ApplyForm applyForm = applyFormRepository.save(ApplyFormFixture.backend(dashboard));
+        questionRepository.save(QuestionFixture.required(applyForm));
+
+        ApplyFormSubmitRequest request = new ApplyFormSubmitRequest(
+                new ApplicantCreateRequest("초코칩", "dev.chocochip@gmail.com", "01000000000"),
+                List.of(),
+                true
+        );
+
+        // when&then
+        RestAssured.given(spec).log().all()
+                .contentType(ContentType.JSON)
+                .body(request)
+                .filter(document("applicant/submit-fail/required-not-replied",
+                        pathParameters(parameterWithName("applyFormId").description("지원폼의 id")),
+                        requestFields(APPLICANT_SUBMIT_FIELD_DESCRIPTORS)
+                ))
+                .when().post("/v1/applyform/{applyFormId}/submit", applyForm.getId())
+                .then().log().all().statusCode(400);
+    }
+
     @DisplayName("지원서 폼 조회 시, 200을 반환한다.")
     @Test
     void read() {