Complete quiz attempt service with result and history queries

src/main/java/com/example/questionbank/web/rest/ExamAttemptResource.java

@@ -3,6 +3,13 @@ package com.example.questionbank.web.rest;
 import com.example.questionbank.repository.ExamAttemptRepository;
 import com.example.questionbank.service.ExamAttemptService;
 import com.example.questionbank.service.dto.ExamAttemptDTO;
+import com.example.questionbank.service.quiz.QuizAttemptService;
+import com.example.questionbank.web.rest.dto.ExamAttemptStartResult;
+import com.example.questionbank.web.rest.dto.ExamAttemptSummary;
+import com.example.questionbank.web.rest.dto.ExamQuestionView;
+import com.example.questionbank.web.rest.dto.ExamResult;
+import com.example.questionbank.web.rest.dto.StartExamRequest;
+import com.example.questionbank.web.rest.dto.SubmitExamRequest;
 import com.example.questionbank.web.rest.errors.BadRequestAlertException;
 import jakarta.validation.Valid;
 import jakarta.validation.constraints.NotNull;
@@ -17,7 +24,9 @@ import org.springframework.beans.factory.annotation.Value;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
 import org.springframework.http.HttpHeaders;
+import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.security.core.Authentication;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.servlet.support.ServletUriComponentsBuilder;
 import tech.jhipster.web.util.HeaderUtil;
@@ -31,6 +40,8 @@ import tech.jhipster.web.util.ResponseUtil;
 @RequestMapping("/api/exam-attempts")
 public class ExamAttemptResource {
 
+    private final QuizAttemptService quizAttemptService;
+
     private static final Logger LOG = LoggerFactory.getLogger(ExamAttemptResource.class);
 
     private static final String ENTITY_NAME = "examAttempt";
@@ -42,9 +53,14 @@ public class ExamAttemptResource {
 
     private final ExamAttemptRepository examAttemptRepository;
 
-    public ExamAttemptResource(ExamAttemptService examAttemptService, ExamAttemptRepository examAttemptRepository) {
+    public ExamAttemptResource(
+        ExamAttemptService examAttemptService,
+        ExamAttemptRepository examAttemptRepository,
+        QuizAttemptService quizAttemptService
+    ) {
         this.examAttemptService = examAttemptService;
         this.examAttemptRepository = examAttemptRepository;
+        this.quizAttemptService = quizAttemptService;
     }
 
     /**
@@ -185,4 +201,43 @@ public class ExamAttemptResource {
             .headers(HeaderUtil.createEntityDeletionAlert(applicationName, true, ENTITY_NAME, id.toString()))
             .build();
     }
+
+    // 1. 시험 응시 시작
+    @PostMapping("/start")
+    public ResponseEntity<ExamAttemptStartResult> startExam(@Valid @RequestBody StartExamRequest request, Authentication authentication) {
+        ExamAttemptStartResult result = quizAttemptService.start(request.subjectId(), authentication.getName());
+
+        return ResponseEntity.status(HttpStatus.CREATED).body(result);
+    }
+
+    // 2. 시험 문제 조회
+    @GetMapping("/{attemptId}/questions")
+    public ResponseEntity<List<ExamQuestionView>> getExamQuestions(
+        @PathVariable("attemptId") Long attemptId,
+        Authentication authentication
+    ) {
+        return ResponseEntity.ok(quizAttemptService.getQuestions(attemptId, authentication.getName()));
+    }
+
+    // 3. 답안 제출 및 자동 채점
+    @PostMapping("/{attemptId}/submit")
+    public ResponseEntity<ExamResult> submitExam(
+        @PathVariable("attemptId") Long attemptId,
+        @Valid @RequestBody SubmitExamRequest request,
+        Authentication authentication
+    ) {
+        return ResponseEntity.ok(quizAttemptService.submit(attemptId, authentication.getName(), request));
+    }
+
+    // 4. 제출된 시험 결과 조회
+    @GetMapping("/{attemptId}/result")
+    public ResponseEntity<ExamResult> getExamResult(@PathVariable("attemptId") Long attemptId, Authentication authentication) {
+        return ResponseEntity.ok(quizAttemptService.getResult(attemptId, authentication.getName()));
+    }
+
+    // 5. 내 응시 이력 조회
+    @GetMapping("/my")
+    public ResponseEntity<List<ExamAttemptSummary>> getMyExamAttempts(Authentication authentication) {
+        return ResponseEntity.ok(quizAttemptService.getMyAttempts(authentication.getName()));
+    }
 }