feat: Lecture 조회 기능 추가

강의 전체조회, 상세조회, 내 강의 조회 기능 추가

backend/src/main/java/com/edufocus/edufocus/lecture/controller/LectureController.java

@@ -1,8 +1,13 @@
 package com.edufocus.edufocus.lecture.controller;
 
-import com.edufocus.edufocus.lecture.entity.Lecture;
+import com.edufocus.edufocus.lecture.entity.LectureCreateRequest;
-import com.edufocus.edufocus.lecture.entity.LectureRegist;
+import com.edufocus.edufocus.lecture.entity.LectureSearchResponse;
+import com.edufocus.edufocus.lecture.entity.LectureDetailResponse;
 import com.edufocus.edufocus.lecture.service.LectureService;
+import com.edufocus.edufocus.user.model.entity.User;
+import com.edufocus.edufocus.user.model.service.UserService;
+import com.edufocus.edufocus.user.model.service.UserServiceImpl;
+import com.edufocus.edufocus.user.util.JWTUtil;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.http.HttpStatus;
@@ -18,18 +23,19 @@ import java.util.List;
 public class LectureController {
 
     private final LectureService lectureService;
+    private final JWTUtil jwtUtil;
+    private final UserService userService;
 
     @PostMapping
-    public ResponseEntity<?> createLecture (@RequestBody long userId, LectureRegist lectureRegist) {
+    public ResponseEntity<?> createLecture(@RequestHeader("Authorization") String accessToken, @RequestBody LectureCreateRequest lectureCreateRequest) {
-        System.out.println("@@@@@@@@@@@@@@@@@@>>>>>>>>>>>>>>>>>>>>>> "+userId);
+        Long userId = Long.parseLong(jwtUtil.getUserId(accessToken));
 
-    // 여기서 id 로직
+        lectureService.createLecture(userId, lectureCreateRequest);
-        lectureService.createLecture(userId, lectureRegist);
         return new ResponseEntity<>(HttpStatus.CREATED);
     }
 
     @DeleteMapping("/{lectureId}")
-    public ResponseEntity<?> deleteLecture (@RequestBody long userId, @PathVariable long lectureId) {
+    public ResponseEntity<?> deleteLecture(@RequestBody long userId, @PathVariable long lectureId) {
         if (!lectureService.deleteLecture(userId, lectureId)) {
             return new ResponseEntity<>(HttpStatus.NOT_FOUND);
         }
@@ -38,8 +44,8 @@ public class LectureController {
     }
 
     @GetMapping
-    public ResponseEntity<?> findAllLecture () {
+    public ResponseEntity<?> findAllLecture() {
-        List<Lecture> lectures = lectureService.findAllLecture();
+        List<LectureSearchResponse> lectures = lectureService.findAllLecture();
 
         if (lectures.isEmpty()) {
             return new ResponseEntity<>(HttpStatus.NO_CONTENT);
@@ -48,17 +54,27 @@ public class LectureController {
         return new ResponseEntity<>(lectures, HttpStatus.OK);
     }
 
-    @GetMapping("/title/{title}")
+    @GetMapping("/{lectureId}")
-    public ResponseEntity<?> findByTitle (@PathVariable String title) {
+    public ResponseEntity<?> findById(@PathVariable long lectureId) {
-        Lecture lecture = lectureService.findLectureByTitle(title);
+        LectureDetailResponse lectureDetailResponse = lectureService.findLectureById(lectureId);
 
-        if (lecture == null) {
+        if (lectureDetailResponse == null) {
             return new ResponseEntity<>(HttpStatus.NO_CONTENT);
         }
 
-        return new ResponseEntity<>(lecture, HttpStatus.OK);
+        return new ResponseEntity<>(lectureDetailResponse, HttpStatus.OK);
     }
 
+    @GetMapping("/mylecture")
+    public ResponseEntity<?> findMyLecture(@RequestHeader("Authorization") String accessToken) {
+        Long userId = Long.parseLong(jwtUtil.getUserId(accessToken));
 
+        List<LectureSearchResponse> myLectures = lectureService.findMyLecture(userId);
 
+        if (myLectures.isEmpty()) {
+            return new ResponseEntity<>(HttpStatus.NO_CONTENT);
+        }
+
+        return new ResponseEntity<>(myLectures, HttpStatus.OK);
+    }
 }

backend/src/main/java/com/edufocus/edufocus/lecture/entity/Lecture.java

@@ -29,6 +29,9 @@ public class Lecture {
     @Lob
     private String description;
 
+    @Column
+    private String image;
+
     @Column(name = "start_date")
     @Temporal(TemporalType.DATE)
     private Date startDate;
@@ -43,6 +46,4 @@ public class Lecture {
     @Column
     private boolean online;
 
-
-
 }

backend/src/main/java/com/edufocus/edufocus/lecture/entity/LectureCreateRequest.java

@@ -1,6 +1,5 @@
 package com.edufocus.edufocus.lecture.entity;
 
-import jakarta.persistence.*;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
@@ -10,18 +9,16 @@ import java.util.Date;
 @Getter
 @NoArgsConstructor
 @AllArgsConstructor
-public class LectureRegist {
+public class LectureCreateRequest {
-
-    private Long userId;
 
     private String title;
 
     private String description;
 
-    @Temporal(TemporalType.DATE)
+    private String image;
+
     private Date startDate;
 
-    @Temporal(TemporalType.DATE)
     private Date endDate;
 
     private String plan;

backend/src/main/java/com/edufocus/edufocus/lecture/entity/LectureDetailResponse.java

@@ -0,0 +1,33 @@
+package com.edufocus.edufocus.lecture.entity;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+import java.util.Date;
+
+@Getter
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class LectureDetailResponse {
+
+    private Long id;
+
+    private String teacherName;
+
+    private String title;
+
+    private String description;
+
+    private String image;
+
+    private Date startDate;
+
+    private Date endDate;
+
+    private String plan;
+
+    private boolean online;
+}

backend/src/main/java/com/edufocus/edufocus/lecture/entity/LectureSearchResponse.java

@@ -0,0 +1,19 @@
+package com.edufocus.edufocus.lecture.entity;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@Builder
+@NoArgsConstructor
+@AllArgsConstructor
+public class LectureSearchResponse {
+
+    private Long id;
+
+    private String title;
+
+    private String image;
+}

backend/src/main/java/com/edufocus/edufocus/lecture/repository/LectureRepository.java

@@ -12,4 +12,6 @@ import java.util.List;
 public interface LectureRepository extends JpaRepository<Lecture, Long> {
     Lecture findByTitle(@Param("title") String title);
 
+    List<Lecture> findAllByUserId(@Param("userId") Long userId);
+
 }

backend/src/main/java/com/edufocus/edufocus/lecture/service/LectureService.java

@@ -1,7 +1,8 @@
 package com.edufocus.edufocus.lecture.service;
 
-import com.edufocus.edufocus.lecture.entity.Lecture;
+import com.edufocus.edufocus.lecture.entity.LectureCreateRequest;
-import com.edufocus.edufocus.lecture.entity.LectureRegist;
+import com.edufocus.edufocus.lecture.entity.LectureSearchResponse;
+import com.edufocus.edufocus.lecture.entity.LectureDetailResponse;
 import org.springframework.stereotype.Service;
 
 import java.util.List;
@@ -10,12 +11,14 @@ import java.util.List;
 @Service
 public interface LectureService {
 
-    void createLecture(long userId, LectureRegist lectureRegist);
+    void createLecture(long userId, LectureCreateRequest lectureCreateRequest);
 
     boolean deleteLecture(long userId, long LectureId);
 
-    List<Lecture> findAllLecture();
+    List<LectureSearchResponse> findAllLecture();
 
-    Lecture findLectureByTitle(String title);
+    LectureDetailResponse findLectureById(long lectureId);
+
+    List<LectureSearchResponse> findMyLecture(long userId);
 
 }

backend/src/main/java/com/edufocus/edufocus/lecture/service/LectureServiceImpl.java

@@ -1,16 +1,23 @@
 package com.edufocus.edufocus.lecture.service;
 
 import com.edufocus.edufocus.lecture.entity.Lecture;
-import com.edufocus.edufocus.lecture.entity.LectureRegist;
+import com.edufocus.edufocus.lecture.entity.LectureCreateRequest;
+import com.edufocus.edufocus.lecture.entity.LectureSearchResponse;
+import com.edufocus.edufocus.lecture.entity.LectureDetailResponse;
 import com.edufocus.edufocus.lecture.repository.LectureRepository;
+import com.edufocus.edufocus.registration.entity.Registration;
+import com.edufocus.edufocus.registration.repository.RegistrationRepository;
 import com.edufocus.edufocus.user.model.entity.User;
 import com.edufocus.edufocus.user.model.repository.UserRepository;
 import jakarta.transaction.Transactional;
+import lombok.Builder;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
 
+import java.util.ArrayList;
 import java.util.List;
 
+@Builder
 @Service
 @Transactional
 @RequiredArgsConstructor
@@ -20,19 +27,22 @@ public class LectureServiceImpl implements LectureService {
 
     private final UserRepository userRepository;
 
+    private final RegistrationRepository registrationRepository;
+
     @Override
-    public void createLecture(long userId, LectureRegist lectureRegist) {
+    public void createLecture(long userId, LectureCreateRequest lectureCreateRequest) {
 
         User user = userRepository.findById(userId).get();
 
         Lecture lecture = new Lecture();
         lecture.setUser(user);
 
-        lecture.setTitle(lectureRegist.getTitle());
+        lecture.setTitle(lectureCreateRequest.getTitle());
-        lecture.setDescription(lectureRegist.getDescription());
+        lecture.setDescription(lectureCreateRequest.getDescription());
-        lecture.setStartDate(lectureRegist.getStartDate());
+        lecture.setImage(lectureCreateRequest.getImage());
-        lecture.setEndDate(lectureRegist.getEndDate());
+        lecture.setStartDate(lectureCreateRequest.getStartDate());
-        lecture.setPlan(lectureRegist.getPlan());
+        lecture.setEndDate(lectureCreateRequest.getEndDate());
+        lecture.setPlan(lectureCreateRequest.getPlan());
 
         lectureRepository.save(lecture);
     }
@@ -50,14 +60,78 @@ public class LectureServiceImpl implements LectureService {
     }
 
     @Override
-    public List<Lecture> findAllLecture() {
+    public List<LectureSearchResponse> findAllLecture() {
-        return lectureRepository.findAll();
+        List<Lecture> lectureList = lectureRepository.findAll();
+
+        List<LectureSearchResponse> lectureSearchResponseList = new ArrayList<>();
+        for (Lecture lecture : lectureList) {
+            LectureSearchResponse lectureSearchResponse = LectureSearchResponse.builder()
+                    .id(lecture.getId())
+                    .title(lecture.getTitle())
+                    .image(lecture.getImage()).build();
+
+            lectureSearchResponseList.add(lectureSearchResponse);
+        }
+
+        return lectureSearchResponseList;
     }
 
     @Override
-    public Lecture findLectureByTitle(String title) {
+    public LectureDetailResponse findLectureById(long lectureId) {
-        return lectureRepository.findByTitle(title);
+
+        Lecture lecture = lectureRepository.findById(lectureId).get();
+
+        if (lecture == null) {
+            return null;
         }
 
+        LectureDetailResponse lectureDetailResponse = new LectureDetailResponse().builder()
+                .id(lecture.getId())
+                .title(lecture.getTitle())
+                .description(lecture.getDescription())
+                .image(lecture.getImage())
+                .startDate(lecture.getStartDate())
+                .endDate(lecture.getEndDate())
+                .plan(lecture.getPlan())
+                .online(lecture.isOnline())
+                .teacherName(lecture.getUser().getName())
+                .build();
+
+        return lectureDetailResponse;
+    }
+
+    public List<LectureSearchResponse> findMyLecture(long userId) {
+        User user = userRepository.findById(userId).get();
+
+        List<LectureSearchResponse> myLectureList = new ArrayList<>();
+
+        if (user.getRole().equals("ADMIN")) {
+            List<Lecture> lectureList = lectureRepository.findAllByUserId(userId);
+
+            for (Lecture lecture : lectureList) {
+                LectureSearchResponse lectureSearchResponse = new LectureSearchResponse().builder()
+                        .id(lecture.getId())
+                        .title(lecture.getTitle())
+                        .image(lecture.getImage()).build();
+
+                myLectureList.add(lectureSearchResponse);
+            }
+        } else {
+            List<Registration> registrationList = registrationRepository.findAllByUserId(userId);
+
+            for (Registration registration : registrationList) {
+                Lecture lecture = registration.getLecture();
+
+                LectureSearchResponse lectureSearchResponse = new LectureSearchResponse().builder()
+                        .id(lecture.getId())
+                        .title(lecture.getTitle())
+                        .image(lecture.getImage()).build();
+
+                myLectureList.add(lectureSearchResponse);
+            }
+        }
+
+        return myLectureList;
+    }
 
 }

backend/src/main/java/com/edufocus/edufocus/registration/repository/RegistrationRepository.java

@@ -5,7 +5,9 @@ import org.springframework.data.jpa.repository.JpaRepository;
 import org.springframework.data.repository.query.Param;
 import org.springframework.stereotype.Repository;
 
+import java.util.List;
+
 @Repository
 public interface RegistrationRepository extends JpaRepository<Registration, Long> {
-
+    List<Registration> findAllByUserId(@Param("userId") Long userId);
 }