feat: 사용자 정답 현황 (#63)

* feat: 검색 기능 확장

* fix: nginx maxfilesize 변경

* feat: content type 반환

* feat: 사용자 정답 여부 반환

src/main/java/com/teamh/khumon/controller/LearningMaterialController.java

@@ -1,8 +1,10 @@
 package com.teamh.khumon.controller;
 
 import com.teamh.khumon.dto.ModifyLearningMaterialRequest;
+import com.teamh.khumon.dto.MyAnswerRequest;
 import com.teamh.khumon.service.LearningMaterialService;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.data.domain.Pageable;
 import org.springframework.data.domain.Sort;
 import org.springframework.data.web.PageableDefault;
@@ -17,6 +19,7 @@
 
 @RestController
 @RequiredArgsConstructor
+@Slf4j
 @RequestMapping("/api")
 public class LearningMaterialController {
 
@@ -54,5 +57,12 @@ public ResponseEntity<?> modifyLearningMaterials(Principal principal, @PathVaria
     public ResponseEntity<?> deleteLearning(Principal principal,@PathVariable(name ="learning-material-id")Long id){
         return learningMaterialService.delete(principal, id);
     }
+
+    @PreAuthorize("isAuthenticated()")
+    @PostMapping("/learning-material/{learning-material-id}/question/{question-id}")
+    public ResponseEntity<?> postMyAnswer(Principal principal, @PathVariable(name="learning-material-id") Long learningMaterialId, @PathVariable(name="question-id") Long myanswerId, @RequestBody MyAnswerRequest myAnswerRequest) throws Exception {
+        log.info("엔드포인트 지남");
+        return learningMaterialService.postMyAnswer(principal, learningMaterialId, myanswerId, myAnswerRequest);
+    }
 }
 

src/main/java/com/teamh/khumon/domain/MyAnswer.java

@@ -0,0 +1,26 @@
+//package com.teamh.khumon.domain;
+//
+//
+//import jakarta.persistence.*;
+//import lombok.*;
+//
+//@Entity
+//@Getter
+//@Setter
+//@AllArgsConstructor
+//@NoArgsConstructor
+//@Builder
+//public class MyAnswer {
+//    @Id
+//    @GeneratedValue(strategy = GenerationType.IDENTITY)
+//    private Long id;
+//
+//    @Column
+//    private String myAnswer;
+//
+//    @Column
+//    private Boolean isCorrect;
+//
+//    @OneToOne(mappedBy = "answer")
+//    private Question question;
+//}

src/main/java/com/teamh/khumon/domain/Question.java

@@ -27,6 +27,16 @@ public class Question extends BaseEntity {
     @JoinColumn(name = "answer_id")
     private Answer answer;
 
+//    @OneToOne(orphanRemoval = true, cascade = CascadeType.REMOVE)
+//    @JoinColumn(name = "my_answer_id")
+//    private MyAnswer myAnswer;
+
+    private String myAnswer;
+    private String whatWrong;
+    private Boolean isCorrect;
+
+
+
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "member_id")
     @ToString.Exclude

src/main/java/com/teamh/khumon/dto/MyAnswerAIResponse.java

@@ -0,0 +1,19 @@
+package com.teamh.khumon.dto;
+
+
+import lombok.*;
+
+@Builder
+@Getter
+@Setter
+@NoArgsConstructor
+@AllArgsConstructor
+@ToString
+public class MyAnswerAIResponse {
+    private String assessment;
+    private Boolean correct;
+}
+
+
+//question : STring
+//answer: STring

src/main/java/com/teamh/khumon/dto/MyAnswerRequest.java

@@ -0,0 +1,16 @@
+package com.teamh.khumon.dto;
+
+
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.Setter;
+
+@NoArgsConstructor
+@AllArgsConstructor
+@Getter
+@Setter
+public class MyAnswerRequest {
+
+    private String content;
+}

src/main/java/com/teamh/khumon/dto/QuestionInformation.java

@@ -10,5 +10,8 @@
 public class QuestionInformation {
     private Long id;
     private String content;
+    private String myAnswer;
+    private boolean isCorrect;
+    private String whatWrong;
     private String answer;
 }

src/main/java/com/teamh/khumon/repository/MyAnswerRepository.java

@@ -0,0 +1,8 @@
+//package com.teamh.khumon.repository;
+//
+//import com.teamh.khumon.domain.MyAnswer;
+//import org.springframework.data.jpa.repository.JpaRepository;
+//
+//public interface MyAnswerRepository extends JpaRepository<MyAnswer, Long> {
+//
+//}

src/main/java/com/teamh/khumon/repository/QuestionRepository.java

@@ -3,5 +3,8 @@
 import com.teamh.khumon.domain.Question;
 import org.springframework.data.jpa.repository.JpaRepository;
 
+import java.util.Optional;
+
 public interface QuestionRepository extends JpaRepository<Question, Long> {
+    Optional<Question> findById(Long id);
 }

src/main/java/com/teamh/khumon/service/LearningMaterialService.java

@@ -8,6 +8,7 @@
 import com.teamh.khumon.dto.*;
 import com.teamh.khumon.repository.LearningMaterialRepository;
 import com.teamh.khumon.repository.MemberRepository;
+import com.teamh.khumon.repository.QuestionRepository;
 import com.teamh.khumon.util.AmazonS3Util;
 import com.teamh.khumon.util.MediaUtil;
 import com.teamh.khumon.util.ObjectToDtoUtil;
@@ -41,7 +42,7 @@ public class LearningMaterialService {
 
     private final QuestionAnswerService questionAnswerService;
 
-
+    private final QuestionRepository questionRepository;
     private final MediaUtil mediaUtil;
 
     private final AmazonS3Util amazonS3Util;
@@ -103,6 +104,9 @@ public ResponseEntity<?> getLearningMaterial(Long id, Principal principal) {
         List<QuestionInformation> responses = learningMaterial.getQuestions().stream().map(question-> QuestionInformation.builder()
                 .id(question.getId())
                 .content(question.getContent())
+                .myAnswer(question.getMyAnswer() == null ? null : question.getMyAnswer())
+                .isCorrect(question.getIsCorrect() != null && question.getIsCorrect())
+                .whatWrong(question.getWhatWrong() == null ? null : question.getWhatWrong())
                 .answer(question.getAnswer().getAnswer())
                 .build()).toList();
 
@@ -197,4 +201,20 @@ private Specification<LearningMaterial> search(String kw, Long memberId) {
             };
     }
 
+    public ResponseEntity<?> postMyAnswer(Principal principal, Long learningMaterialId, Long questionId, MyAnswerRequest myAnswerRequest) throws Exception {
+        LearningMaterial learningMaterial = learningMaterialRepository.findById(learningMaterialId).orElseThrow();
+        if(!principal.getName().equals(learningMaterial.getMember().getUsername())){
+            throw new RuntimeException("작성자가 아님");
+        }
+        Question question = questionRepository.findById(questionId).orElseThrow();
+        String myanswerResponse = mediaUtil.postToLLMforUserAnswer(myAnswerRequest, question.getContent());
+        MyAnswerAIResponse myAnswerAIResponse = (MyAnswerAIResponse) new ObjectToDtoUtil().jsonStrToObj(myanswerResponse, MyAnswerAIResponse.class);
+        log.info(myAnswerAIResponse.toString());
+
+        Long id = questionAnswerService.postMyAnswer(questionId, myAnswerRequest, myAnswerAIResponse);
+        Map<String, Long> response = new HashMap<>();
+        response.put("questionId", id);
+        return new ResponseEntity<>(response, HttpStatus.CREATED);
+    }
+
 }

src/main/java/com/teamh/khumon/service/QuestionAnswerService.java

@@ -1,12 +1,12 @@
 package com.teamh.khumon.service;
 
-import com.teamh.khumon.domain.Answer;
-import com.teamh.khumon.domain.LearningMaterial;
-import com.teamh.khumon.domain.Member;
-import com.teamh.khumon.domain.Question;
+import com.teamh.khumon.domain.*;
 import com.teamh.khumon.dto.AIResponse;
+import com.teamh.khumon.dto.MyAnswerAIResponse;
+import com.teamh.khumon.dto.MyAnswerRequest;
 import com.teamh.khumon.dto.Problem;
 import com.teamh.khumon.repository.AnswerRepository;
+
 import com.teamh.khumon.repository.QuestionRepository;
 import lombok.Builder;
 import lombok.RequiredArgsConstructor;
@@ -26,6 +26,8 @@ public class QuestionAnswerService {
 
     private final AnswerRepository answerRepository;
 
+//    private final MyAnswerRepository myAnswerRepository;
+
     @Transactional
     public List<Question> saveQuestionAndAnswer(AIResponse aiResponse, Member member, LearningMaterial learningMaterial){
         List<Problem> problems = aiResponse.getProblems();
@@ -52,4 +54,14 @@ void deleteQuestionAndAnswer(LearningMaterial learningMaterial){
         questionRepository.deleteAll(questionList);
     }
 
+
+    @Transactional
+    public Long postMyAnswer(Long questionId, MyAnswerRequest myAnswerRequest, MyAnswerAIResponse myAnswerAIResponse) {
+        Question question = questionRepository.findById(questionId).orElseThrow();
+        question.setMyAnswer(myAnswerRequest.getContent());
+        question.setIsCorrect(myAnswerAIResponse.getCorrect());
+        question.setWhatWrong(myAnswerAIResponse.getAssessment());
+        questionRepository.save(question);
+        return questionId;
+    }
 }

src/main/java/com/teamh/khumon/util/MediaUtil.java

@@ -1,6 +1,8 @@
 package com.teamh.khumon.util;
 
 import com.teamh.khumon.domain.MediaFileType;
+import com.teamh.khumon.domain.Question;
+import com.teamh.khumon.dto.MyAnswerRequest;
 import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.io.FileUtils;
 import org.json.JSONException;
@@ -153,6 +155,26 @@ public String postToLLMforVideo(MultipartFile multipartFile) throws Exception {
     }
 
 
+    public String postToLLMforUserAnswer(MyAnswerRequest myAnswerRequest, String question) throws Exception {
+        String postUrl = "http://facerain-dev.iptime.org:5000/api/v1/generation/assessment";
+        RestTemplate restTemplate = new RestTemplate();
+
+        HttpHeaders httpHeaders = new HttpHeaders();
+        httpHeaders.setContentType(MediaType.APPLICATION_JSON);
+        JSONObject jsonObject = new JSONObject();
+        jsonObject.put("question", question);
+        jsonObject.put("answer", myAnswerRequest.getContent());
+
+//question : STring
+//answer: STring
+        HttpEntity<String> requestHttpEntity =
+                new HttpEntity<>(jsonObject.toString(), httpHeaders);
+        String response = restTemplate.postForObject(postUrl, requestHttpEntity, String.class);
+        log.info(response);
+        return response;
+    }
+
+
 
     public void deleteMediaFile(String filePath) {
         File savedFile = new File(filePath);