Merge pull request #9 from Hackathon0704/feat/5

feat: 로그인 API 구현
Hackathon0704 · Jul 4, 2024 · 002dab3 · 002dab3
2 parents 952cd71 + 0c2a76c
commit 002dab3
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diff --git a/src/main/java/com/umc/dream/controller/UserController.java b/src/main/java/com/umc/dream/controller/UserController.java
@@ -26,4 +26,11 @@ public ApiResponse<UserResponseDTO.JoinResultDTO> join(@RequestBody UserRequestD
         User user = userService.join(request);
         return ApiResponse.onSuccess(UserConverter.toJoinResultDTO(user));
     }
+
+    @Operation(summary = "로그인 API")
+    @PostMapping("/login")
+    public ApiResponse<UserResponseDTO.LoginResultDTO> login(@RequestBody UserRequestDTO.LoginDto request){
+        User user = userService.login(request);
+        return ApiResponse.onSuccess(UserConverter.toLoginResultDTO(user));
+    }
 }
diff --git a/src/main/java/com/umc/dream/converter/UserConverter.java b/src/main/java/com/umc/dream/converter/UserConverter.java
@@ -15,6 +15,11 @@ public static UserResponseDTO.JoinResultDTO toJoinResultDTO(User user) {
                 .build();
     }
 
+    public static UserResponseDTO.LoginResultDTO toLoginResultDTO(User user) {
+        return UserResponseDTO.LoginResultDTO.builder()
+                .userId(user.getId())
+                .build();
+    }
 
     public static User toUser(UserRequestDTO.JoinDto joinDto) {
         return User.builder()
@@ -24,4 +29,5 @@ public static User toUser(UserRequestDTO.JoinDto joinDto) {
                 .role(Role.NORMAL)
                 .build();
     }
+
 }
diff --git a/src/main/java/com/umc/dream/dto/UserRequestDTO.java b/src/main/java/com/umc/dream/dto/UserRequestDTO.java
@@ -18,4 +18,11 @@ public static class JoinDto {
         String passwordConfirm;
     }
 
+    @Getter
+    public static class LoginDto {
+        @NotNull
+        String account;
+        @NotNull
+        String password;
+    }
 }
diff --git a/src/main/java/com/umc/dream/dto/UserResponseDTO.java b/src/main/java/com/umc/dream/dto/UserResponseDTO.java
@@ -18,4 +18,11 @@ public static class JoinResultDTO{
         LocalDateTime createdAt;
     }
 
+    @Builder
+    @Getter
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class LoginResultDTO {
+        Long userId;
+    }
 }
diff --git a/src/main/java/com/umc/dream/repository/UserRepository.java b/src/main/java/com/umc/dream/repository/UserRepository.java
@@ -3,5 +3,8 @@
 import com.umc.dream.domain.User;
 import org.springframework.data.jpa.repository.JpaRepository;
 
+import java.util.Optional;
+
 public interface UserRepository extends JpaRepository<User, Long> {
+    Optional<User> findByAccount(String account);
 }
diff --git a/src/main/java/com/umc/dream/service/UserService/UserService.java b/src/main/java/com/umc/dream/service/UserService/UserService.java
@@ -5,4 +5,6 @@
 
 public interface UserService {
     User join(UserRequestDTO.JoinDto request);
+
+    User login(UserRequestDTO.LoginDto request);
 }
diff --git a/src/main/java/com/umc/dream/service/UserService/UserServiceImpl.java b/src/main/java/com/umc/dream/service/UserService/UserServiceImpl.java
@@ -1,5 +1,7 @@
 package com.umc.dream.service.UserService;
 
+import com.umc.dream.apiPayload.code.status.ErrorStatus;
+import com.umc.dream.apiPayload.exception.GeneralException;
 import com.umc.dream.converter.UserConverter;
 import com.umc.dream.domain.User;
 import com.umc.dream.dto.UserRequestDTO;
@@ -19,4 +21,20 @@ public User join(UserRequestDTO.JoinDto request) {
         return userRepository.save(user);
     }
 
+    @Override
+    public User login(UserRequestDTO.LoginDto request) {
+        String userAccount = request.getAccount();
+        String userPassword = request.getPassword();
+
+        User user = userRepository.findByAccount(request.getAccount())
+                .orElseThrow(() -> new GeneralException(ErrorStatus._BAD_REQUEST));
+
+        if (user.getAccount().equals(userAccount) && user.getPassword().equals(userPassword)) {
+            return user;
+        }
+        else {
+            throw new GeneralException(ErrorStatus._BAD_REQUEST);
+        }
+    }
+
 }