[feat] 카카오 로그인 및 로그아웃 구현

build.gradle

@@ -22,38 +22,48 @@ repositories {
 }
 
 dependencies {
-	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
-	implementation 'org.springframework.boot:spring-boot-starter-web'
-	testImplementation 'org.springframework.boot:spring-boot-starter-test'
+    implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
+    implementation 'org.springframework.boot:spring-boot-starter-web'
+    testImplementation 'org.springframework.boot:spring-boot-starter-test'
 
-	// lombok
-	compileOnly 'org.projectlombok:lombok'
-	annotationProcessor 'org.projectlombok:lombok'
+    // lombok
+    compileOnly 'org.projectlombok:lombok'
+    annotationProcessor 'org.projectlombok:lombok'
 
-	// mysql
-	runtimeOnly 'com.mysql:mysql-connector-j'
+    // mysql
+    runtimeOnly 'com.mysql:mysql-connector-j'
 
-	// spring security
-	implementation 'org.springframework.boot:spring-boot-starter-security'
+    // spring security
+    implementation 'org.springframework.boot:spring-boot-starter-security'
 
-	// jwt
-	implementation group: 'io.jsonwebtoken', name: 'jjwt-api', version: '0.11.2'
-	implementation group: 'io.jsonwebtoken', name: 'jjwt-impl', version: '0.11.2'
-	implementation group: 'io.jsonwebtoken', name: 'jjwt-jackson', version: '0.11.2'
+    // jwt
+    implementation group: 'io.jsonwebtoken', name: 'jjwt-api', version: '0.11.2'
+    implementation group: 'io.jsonwebtoken', name: 'jjwt-impl', version: '0.11.2'
+    implementation group: 'io.jsonwebtoken', name: 'jjwt-jackson', version: '0.11.2'
 
-	//	spring-doc
-	implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.1.0'
+    // spring-doc
+    implementation 'org.springdoc:springdoc-openapi-starter-webmvc-ui:2.1.0'
 
-	// open graph
-	implementation 'net.sourceforge.htmlcleaner:htmlcleaner:2.6'
+    //oauth2
+    implementation 'org.springframework.boot:spring-boot-starter-oauth2-client'
 
-	implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
-	implementation('nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect')
+    // gson
+    implementation 'com.google.code.gson:gson:2.8.9'
 
-	// aws
-	implementation 'org.springframework.cloud:spring-cloud-starter-aws:2.2.6.RELEASE'
+    //redis
+    implementation 'org.springframework.boot:spring-boot-starter-data-redis'
+
+	  // open graph
+	  implementation 'net.sourceforge.htmlcleaner:htmlcleaner:2.6'
+
+	  implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
+	  implementation('nz.net.ultraq.thymeleaf:thymeleaf-layout-dialect')
+
+	  // aws
+	  implementation 'org.springframework.cloud:spring-cloud-starter-aws:2.2.6.RELEASE'
 }
 
 tasks.named('test') {
-	useJUnitPlatform()
+    useJUnitPlatform()
 }
+

src/main/java/org/sopt/sweet/domain/member/controller/MemberController.java

@@ -26,4 +26,6 @@ public ResponseEntity<SuccessResponse<?>> getToken(@PathVariable Long memberId){
         final MemberTokenResponseDto memberTokenResponseDto = memberService.getToken(memberId);
         return SuccessResponse.created(memberTokenResponseDto);
     }
+
+
 }

src/main/java/org/sopt/sweet/domain/member/controller/OAuthApi.java

@@ -0,0 +1,61 @@
+package org.sopt.sweet.domain.member.controller;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.Parameter;
+import io.swagger.v3.oas.annotations.headers.Header;
+import io.swagger.v3.oas.annotations.media.Content;
+import io.swagger.v3.oas.annotations.media.Schema;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.responses.ApiResponses;
+import io.swagger.v3.oas.annotations.security.SecurityRequirement;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
+import org.sopt.sweet.global.common.SuccessResponse;
+import org.sopt.sweet.global.config.auth.UserId;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+@Tag(name = "소셜로그인", description = "소셜로그인 관련 API")
+public interface OAuthApi {
+
+    @Operation(
+            summary = "카카오 로그인",
+            responses = {
+                    @ApiResponse(
+                            responseCode = "200",
+                            content = @Content(
+                                    mediaType = "application/json",
+                                    schema = @Schema(implementation = SuccessResponse.class)
+                            )
+                    )
+            }
+    )
+    @PostMapping("/kakao/login")
+    ResponseEntity<SuccessResponse<?>> kakaoLogin(
+            @Parameter(
+                    description = "redirect_uri로부터 받은 인가 코드",
+                    required = true,
+                    example = "gGMvN1u_dgHdTizP8uUf7HZHNls_3G4X8qbKTwihE0x5W6f3E6acGDDsc80KPXLrAAABjO-2eHHUNEQ5evY1pg"
+            )
+            @RequestParam("code") String code
+    );
+
+    @ApiResponses(
+            value = {
+                    @ApiResponse(responseCode = "200"),
+                    @ApiResponse(responseCode = "404", content = @Content)
+            }
+    )
+    @Operation(summary = "카카오 로그아웃")
+    @PostMapping("/api/oauth/kakao/logout")
+    ResponseEntity<SuccessResponse<?>> kakaoLogout(
+            @RequestHeader("Authorization") String accessToken,
+            @Parameter(
+                    description = "멤버 아이디",
+                    required = true,
+                    example = "1"
+            )
+            @RequestBody String memberId
+    );
+
+}

src/main/java/org/sopt/sweet/domain/member/controller/OAuthController.java

@@ -0,0 +1,41 @@
+package org.sopt.sweet.domain.member.controller;
+
+import lombok.RequiredArgsConstructor;
+import org.sopt.sweet.domain.member.dto.response.KakaoUserInfoResponseDto;
+import org.sopt.sweet.domain.member.dto.response.MemberTokenResponseDto;
+import org.sopt.sweet.domain.member.service.OAuthService;
+import org.sopt.sweet.global.common.SuccessResponse;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.HashMap;
+import java.util.Map;
+
+
+@RequiredArgsConstructor
+@RequestMapping("/api/oauth")
+@RestController
+public class OAuthController implements OAuthApi {
+    private final OAuthService oAuthService;
+
+    @PostMapping("/kakao/login")
+    public ResponseEntity<SuccessResponse<?>> kakaoLogin(@RequestParam("code") String code) {
+        KakaoUserInfoResponseDto userInfo = oAuthService.kakaoCallback(code);
+        MemberTokenResponseDto memberToken = oAuthService.saveToken(userInfo.socialId());
+
+        Map<String, Object> loginResponse = new HashMap<>();
+        loginResponse.put("userInfo", userInfo);
+        loginResponse.put("memberToken", memberToken);
+
+        return SuccessResponse.ok(loginResponse);
+    }
+
+
+    @PostMapping("/kakao/logout")
+    public ResponseEntity<SuccessResponse<?>> kakaoLogout(@RequestHeader("Authorization") String accessToken,@RequestBody String socialId) {
+        oAuthService.kakaoLogout(accessToken, socialId);
+        return SuccessResponse.ok("로그아웃 성공");
+    }
+
+
+}

src/main/java/org/sopt/sweet/domain/member/dto/response/KakaoUserInfoResponseDto.java

@@ -0,0 +1,25 @@
+package org.sopt.sweet.domain.member.dto.response;
+
+
+import org.sopt.sweet.domain.member.entity.Member;
+
+
+public record KakaoUserInfoResponseDto(
+        Long memberId,
+        Long socialId,
+        String nickname,
+        String profileImage
+) {
+
+
+    KakaoUserInfoResponseDto of(Member member) {
+        return new KakaoUserInfoResponseDto(
+                member.getId(),
+                member.getSocialId(),
+                member.getNickName(),
+                member.getProfileImg()
+        );
+    }
+
+
+}

src/main/java/org/sopt/sweet/domain/member/dto/response/MemberTokenResponseDto.java

@@ -4,15 +4,12 @@
 
 @Builder
 public record MemberTokenResponseDto(
-        Long memberId,
         String accessToken,
         String refreshToken
 ) {
-    public static MemberTokenResponseDto of(Long memberId,
-                                            String accessToken,
-                                            String refreshToken){
+    public static MemberTokenResponseDto of(String accessToken,
+                                            String refreshToken) {
         return MemberTokenResponseDto.builder()
-                .memberId(memberId)
                 .accessToken(accessToken)
                 .refreshToken(refreshToken)
                 .build();

src/main/java/org/sopt/sweet/domain/member/entity/Member.java

@@ -8,8 +8,6 @@
 
 @Getter
 @NoArgsConstructor(access = AccessLevel.PROTECTED)
-@AllArgsConstructor(access = AccessLevel.PRIVATE)
-@Builder(access = AccessLevel.PRIVATE)
 @Table(name = "member")
 @Entity
 public class Member extends BaseTimeEntity {
@@ -20,7 +18,7 @@ public class Member extends BaseTimeEntity {
     private Long id;
 
     @Column(nullable = false)
-    private String socialId;
+    private Long socialId;
 
     @Enumerated(EnumType.STRING)
     @Column(nullable = false)
@@ -30,4 +28,11 @@ public class Member extends BaseTimeEntity {
 
     private String nickName;
 
+    @Builder
+    public Member(Long socialId, String nickName, SocialType socialType, String profileImg) {
+        this.socialId = socialId;
+        this.nickName = nickName;
+        this.socialType = socialType;
+        this.profileImg = profileImg;
+    }
 }

src/main/java/org/sopt/sweet/domain/member/entity/OAuthToken.java

@@ -0,0 +1,24 @@
+package org.sopt.sweet.domain.member.entity;
+
+
+import com.fasterxml.jackson.annotation.JsonProperty;
+import lombok.Data;
+import lombok.Getter;
+
+@Getter
+@Data
+public class OAuthToken {
+    @JsonProperty("access_token")
+    private String accessToken;
+
+    @JsonProperty("token_type")
+    private String tokenType;
+
+    @JsonProperty("refresh_token")
+    private String refreshToken;
+
+    @JsonProperty("expires_in")
+    private int expiresIn;
+
+    private String scope;
+}

src/main/java/org/sopt/sweet/domain/member/repository/MemberRepository.java

@@ -4,4 +4,5 @@
 import org.springframework.data.jpa.repository.JpaRepository;
 
 public interface MemberRepository extends JpaRepository<Member, Long> {
+    Member findBySocialId(Long socialId);
 }

src/main/java/org/sopt/sweet/domain/member/service/MemberService.java

@@ -2,6 +2,7 @@
 
 import lombok.RequiredArgsConstructor;
 import org.sopt.sweet.domain.member.dto.response.MemberTokenResponseDto;
+import org.sopt.sweet.domain.member.repository.MemberRepository;
 import org.sopt.sweet.global.config.auth.jwt.JwtProvider;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
@@ -12,11 +13,12 @@
 public class MemberService {
 
     private final JwtProvider jwtProvider;
+    private final MemberRepository memberRepository;
 
-    public MemberTokenResponseDto getToken(Long memberId){
+    public MemberTokenResponseDto getToken(Long memberId) {
         String accessToken = issueNewAccessToken(memberId);
         String refreshToken = issueNewRefreshToken(memberId);
-        return new MemberTokenResponseDto(memberId, accessToken, refreshToken);
+        return new MemberTokenResponseDto(accessToken, refreshToken);
     }
 
     private String issueNewAccessToken(Long memberId) {
@@ -26,4 +28,6 @@ private String issueNewAccessToken(Long memberId) {
     private String issueNewRefreshToken(Long memberId) {
         return jwtProvider.getIssueToken(memberId, false);
     }
-}
+
+
+}