[운영 배포]

yakssok/src/main/java/server/yakssok/domain/friend/application/service/FriendService.java

@@ -9,6 +9,7 @@
 import server.yakssok.domain.friend.domain.entity.Friend;
 import server.yakssok.domain.friend.domain.repository.FriendRepository;
 import server.yakssok.domain.friend.presentation.dto.request.FollowFriendRequest;
+import server.yakssok.domain.friend.presentation.dto.response.FollowFriendResponse;
 import server.yakssok.domain.friend.presentation.dto.response.FollowerInfoGroupResponse;
 import server.yakssok.domain.friend.presentation.dto.response.FollowerInfoResponse;
 import server.yakssok.domain.friend.presentation.dto.response.FollowingInfoGroupResponse;
@@ -33,6 +34,16 @@ public void followFriendByInviteCode(Long userId, FollowFriendRequest followFrie
 		followEachOther(followFriendRequest, user, following);
 	}
 
+	@Transactional
+	public FollowFriendResponse followFriendByInviteCodeV2(Long userId, FollowFriendRequest followFriendRequest) {
+		String inviteCode = followFriendRequest.inviteCode();
+		User following = userService.getUserIdByInviteCode(inviteCode);
+		User user = userService.getActiveUser(userId);
+		relationshipService.validateCanFollow(user.getId(), following.getId());
+		followEachOther(followFriendRequest, user, following);
+		return FollowFriendResponse.of(following);
+	}
+
 	private void followEachOther(FollowFriendRequest followFriendRequest, User user, User following) {
 		Friend userToFollowing = followFriendRequest.toFriend(user, following);
 		Friend followingToUser = followFriendRequest.toFriend(following, user);

yakssok/src/main/java/server/yakssok/domain/friend/presentation/controller/FriendController.java

@@ -3,7 +3,6 @@
 
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
@@ -25,7 +24,7 @@
 import server.yakssok.global.common.swagger.ApiErrorResponses;
 import server.yakssok.global.exception.ErrorCode;
 
-@Tag(name = "Friend", description = "지인 API")
+@Tag(name = "Friend", description = "친구 API")
 @RestController
 @RequiredArgsConstructor
 @RequestMapping("/api/friends")
@@ -34,7 +33,6 @@ public class FriendController {
 	private final FriendService friendService;
 	private final FollowingMedicationStatusService followingMedicationStatusService;
 
-
 	@Operation(summary = "지인 팔로우")
 	@ApiErrorResponses(value = {
 		@ApiErrorResponse(ErrorCode.ALREADY_FRIEND),

yakssok/src/main/java/server/yakssok/domain/friend/presentation/controller/FriendControllerV2.java

@@ -0,0 +1,44 @@
+package server.yakssok.domain.friend.presentation.controller;
+
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import jakarta.validation.Valid;
+import lombok.RequiredArgsConstructor;
+import server.yakssok.domain.friend.application.service.FriendService;
+import server.yakssok.domain.friend.presentation.dto.request.FollowFriendRequest;
+import server.yakssok.domain.friend.presentation.dto.response.FollowFriendResponse;
+import server.yakssok.global.common.reponse.ApiResponse;
+import server.yakssok.global.common.security.YakssokUserDetails;
+import server.yakssok.global.common.swagger.ApiErrorResponse;
+import server.yakssok.global.common.swagger.ApiErrorResponses;
+import server.yakssok.global.exception.ErrorCode;
+
+@Tag(name = "Friend", description = "친구 API V2")
+@RestController
+@RequiredArgsConstructor
+@RequestMapping("/api/v2/friends")
+public class FriendControllerV2 {
+	private final FriendService friendService;
+
+	@Operation(summary = "지인 팔로우")
+	@ApiErrorResponses(value = {
+		@ApiErrorResponse(ErrorCode.ALREADY_FRIEND),
+		@ApiErrorResponse(ErrorCode.INVALID_INVITE_CODE),
+	})
+	@PostMapping
+	public ApiResponse<FollowFriendResponse> followByInviteCode(
+		@RequestBody @Valid FollowFriendRequest followRequest,
+		@AuthenticationPrincipal YakssokUserDetails userDetails
+	) {
+		Long userId = userDetails.getUserId();
+		FollowFriendResponse followFriendResponse = friendService.followFriendByInviteCodeV2(userId, followRequest);
+		return ApiResponse.success(followFriendResponse);
+	}
+
+}

yakssok/src/main/java/server/yakssok/domain/friend/presentation/dto/response/FollowFriendResponse.java

@@ -0,0 +1,16 @@
+package server.yakssok.domain.friend.presentation.dto.response;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import server.yakssok.domain.user.domain.entity.User;
+
+public record FollowFriendResponse(
+	@Schema(description = "닉네임", example = "노을")
+	String nickname,
+	@Schema(description = "프로필 이미지 URL", example = "https://example.com/profile.jpg")
+	String profileImageUrl
+) {
+
+	public static FollowFriendResponse of(User following) {
+		return new FollowFriendResponse(following.getNickName(), following.getProfileImageUrl());
+	}
+}