refactor: 학습 참고 링크 추가

backend/src/main/java/in/backend/core/interview/application/InterviewDetail.java

@@ -35,7 +35,7 @@ public record InterviewQuestionDetail(
             AnswerState answerState,
             String question,
             String answer,
-            String referenceLinks,
+            List<String> referenceLinks,
             String feedback,
             int score,
             int remainTailQuestionCount,
@@ -71,7 +71,8 @@ public record TailQuestionDetail(
             int score,
             String question,
             String answer,
-            String feedback
+            String feedback,
+            List<String> referenceLinks
     ) {
         public static TailQuestionDetail from(TailQuestionEntity tailQuestion) {
             return TailQuestionDetail.builder()
@@ -81,6 +82,7 @@ public static TailQuestionDetail from(TailQuestionEntity tailQuestion) {
                     .answer(tailQuestion.getAnswer())
                     .feedback(tailQuestion.getFeedback())
                     .score(tailQuestion.getScore())
+                    .referenceLinks(tailQuestion.getReferenceLinks())
                     .build();
 
         }

backend/src/main/java/in/backend/core/interview/application/InterviewSubmitCommand.java

@@ -1,14 +1,14 @@
 package in.backend.core.interview.application;
 
 import in.backend.core.question.entity.AnswerState;
+import java.util.List;
 import lombok.Builder;
 
 @Builder
 public record InterviewSubmitCommand(
         Long interviewId,
         Long interviewQuestionId,
         int currentIndex,
-
         AnswerState answerState,
         FeedbackInfo feedback,
         AnswerInfo answer
@@ -27,6 +27,7 @@ public record AnswerInfo(
     public record FeedbackInfo(
             String aiFeedback,
             String tailQuestion,
+            List<String> referenceLinks,
             int score
     ) {
     }

backend/src/main/java/in/backend/core/interview/entity/AIFeedback.java

@@ -2,8 +2,11 @@
 
 
 import in.backend.core.interview.application.InterviewSubmitCommand.FeedbackInfo;
+import in.backend.global.converter.ReferenceLinksConverter;
 import jakarta.persistence.Column;
+import jakarta.persistence.Convert;
 import jakarta.persistence.Embeddable;
+import java.util.List;
 import lombok.AccessLevel;
 import lombok.Builder;
 import lombok.Getter;
@@ -21,11 +24,17 @@ public class AIFeedback {
 
     private int score;
 
+    @Column(length = 1000)
+    @Convert(converter = ReferenceLinksConverter.class)
+    private List<String> referenceLinks;
+
+
     @Builder(access = AccessLevel.PROTECTED)
-    protected AIFeedback(String tailQuestion, String feedbackContent, int score) {
+    protected AIFeedback(String tailQuestion, String feedbackContent, int score, List<String> referenceLinks) {
         this.tailQuestion = tailQuestion;
         this.feedbackContent = feedbackContent;
         this.score = score;
+        this.referenceLinks = referenceLinks;
     }
 
     public static AIFeedback empty() {
@@ -37,6 +46,7 @@ public static AIFeedback from(FeedbackInfo feedbackInfo) {
                 .feedbackContent(feedbackInfo.aiFeedback())
                 .score(feedbackInfo.score())
                 .tailQuestion(feedbackInfo.tailQuestion())
+                .referenceLinks(feedbackInfo.referenceLinks())
                 .build();
     }
 

backend/src/main/java/in/backend/core/interview/entity/InterviewQuestionEntity.java

@@ -14,6 +14,7 @@
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.Table;
+import java.util.List;
 import java.util.Optional;
 import lombok.AccessLevel;
 import lombok.Builder;
@@ -133,8 +134,8 @@ public AnswerState getAnswerState() {
         return answer.getAnswerState();
     }
 
-    public String getReferenceLinks() {
-        return "";
+    public List<String> getReferenceLinks() {
+        return aiFeedback.getReferenceLinks();
     }
 
     public String getFeedback() {
@@ -148,5 +149,6 @@ public String getAnswer() {
     public int getScore() {
         return aiFeedback.getScore();
     }
+
 }
 

backend/src/main/java/in/backend/core/interview/presentation/payload/InterviewSubmitRequest.java

@@ -4,6 +4,7 @@
 import in.backend.core.interview.application.InterviewSubmitCommand.AnswerInfo;
 import in.backend.core.interview.application.InterviewSubmitCommand.FeedbackInfo;
 import in.backend.core.question.entity.AnswerState;
+import java.util.List;
 import lombok.Builder;
 import lombok.extern.slf4j.Slf4j;
 
@@ -18,13 +19,14 @@ public record InterviewSubmitRequest(
         String tailQuestion,
         Integer timeToAnswer,
         String answerContent,
-        Integer score
+        Integer score,
+        List<String> referenceLinks
 ) {
     public InterviewSubmitCommand to() {
-        log.info("{}", this);
         var feedback = FeedbackInfo.builder()
                 .aiFeedback(aiFeedback)
                 .tailQuestion(tailQuestion)
+                .referenceLinks(referenceLinks)
                 .score(score)
                 .build();
 

backend/src/main/java/in/backend/core/question/entity/TailQuestionEntity.java

@@ -13,6 +13,7 @@
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
 import jakarta.persistence.Table;
+import java.util.List;
 import lombok.AccessLevel;
 import lombok.Builder;
 import lombok.Getter;
@@ -96,4 +97,8 @@ public AnswerState getAnswerState() {
     public int getScore() {
         return aiFeedback.getScore();
     }
+
+    public List<String> getReferenceLinks() {
+        return aiFeedback.getReferenceLinks();
+    }
 }

backend/src/main/java/in/backend/core/question/presentation/payload/TailQuestionSubmitRequest.java

@@ -5,6 +5,7 @@
 import in.backend.core.question.application.TailQuestionSubmitCommand;
 import in.backend.core.question.entity.AnswerState;
 import jakarta.validation.constraints.NotNull;
+import java.util.List;
 import lombok.Builder;
 
 @Builder
@@ -16,15 +17,16 @@ public record TailQuestionSubmitRequest(
         @NotNull String tailQuestion,
         @NotNull Integer timeToAnswer,
         @NotNull String answerContent,
-        @NotNull Integer score
+        @NotNull Integer score,
+        List<String> referenceLinks
 
 ) {
     public TailQuestionSubmitCommand to() {
-
         var feedback = FeedbackInfo.builder()
                 .aiFeedback(aiFeedback)
                 .tailQuestion(tailQuestion)
                 .score(score)
+                .referenceLinks(referenceLinks)
                 .build();
 
         var answer = AnswerInfo.builder()

backend/src/main/java/in/backend/global/converter/ReferenceLinksConverter.java

@@ -0,0 +1,29 @@
+package in.backend.global.converter;
+
+import jakarta.persistence.AttributeConverter;
+import jakarta.persistence.Converter;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
+import org.apache.logging.log4j.util.Strings;
+
+@Converter
+public class ReferenceLinksConverter implements AttributeConverter<List<String>, String> {
+
+    private static final char DELIMITER = ',';
+
+    @Override
+    public String convertToDatabaseColumn(List<String> strings) {
+        return Strings.join(strings, DELIMITER);
+    }
+
+    @Override
+    public List<String> convertToEntityAttribute(String s) {
+        if (Objects.isNull(s)) {
+            return Collections.emptyList();
+        }
+        return Arrays.stream(s.split(","))
+                .toList();
+    }
+}

backend/src/main/resources/db/migration/V2__add_reference_links.sql

@@ -0,0 +1,7 @@
+alter table interview_items
+    add column
+        reference_links varchar(1000);
+
+alter table tail_questions
+    add column
+        reference_links varchar(1000);