[Feat]: 스티커 전송 API 구현

src/main/java/io/sobok/SobokSobok/exception/ErrorCode.java

@@ -34,6 +34,7 @@ public enum ErrorCode {
     UNAUTHORIZED_PILL(HttpStatus.FORBIDDEN, "접근 권한이 없는 약입니다."),
     NOT_SEND_PILL(HttpStatus.NOT_FOUND, "전송된 적이 없는 약입니다."),
     UNREGISTERED_PILL_SCHEDULE(HttpStatus.NOT_FOUND, "등록되지 않은 약 일정입니다."),
+    UNCONSUMED_PILL(HttpStatus.BAD_REQUEST, "복용하지 않은 약입니다."),
 
 
     // friend
@@ -49,6 +50,10 @@ public enum ErrorCode {
 
     // external
     INVALID_EXTERNAL_REQUEST_DATA(HttpStatus.BAD_REQUEST, "외부 API 요청에 잘못된 데이터가 전달됐습니다."),
+
+    //sticker
+    UNREGISTERED_STICKER(HttpStatus.NOT_FOUND, "등록되지 않은 스티커입니다."),
+    ALREADY_SEND_STICKER(HttpStatus.CONFLICT, "이미 스티커를 전송했습니다."),
     ;
 
     private final HttpStatus code;

src/main/java/io/sobok/SobokSobok/exception/SuccessCode.java

@@ -44,6 +44,7 @@ public enum SuccessCode {
 
     //sticker
     GET_STICKER_LIST_SUCCESS(HttpStatus.OK, "스티커 전체 조회에 성공했습니다."),
+    SEND_STICKER_SUCCESS(HttpStatus.OK, "스티커 전송에 성공했습니다."),
     ;
 
     private final HttpStatus code;

src/main/java/io/sobok/SobokSobok/sticker/application/StickerService.java

@@ -1,6 +1,22 @@
 package io.sobok.SobokSobok.sticker.application;
 
+import io.sobok.SobokSobok.auth.application.util.UserServiceUtil;
+import io.sobok.SobokSobok.auth.infrastructure.UserRepository;
+import io.sobok.SobokSobok.exception.ErrorCode;
+import io.sobok.SobokSobok.exception.model.BadRequestException;
+import io.sobok.SobokSobok.exception.model.ConflictException;
+import io.sobok.SobokSobok.exception.model.ForbiddenException;
+import io.sobok.SobokSobok.friend.infrastructure.FriendQueryRepository;
+import io.sobok.SobokSobok.pill.application.PillScheduleServiceUtil;
+import io.sobok.SobokSobok.pill.application.PillServiceUtil;
+import io.sobok.SobokSobok.pill.domain.Pill;
+import io.sobok.SobokSobok.pill.domain.PillSchedule;
+import io.sobok.SobokSobok.pill.infrastructure.PillRepository;
+import io.sobok.SobokSobok.pill.infrastructure.PillScheduleRepository;
+import io.sobok.SobokSobok.sticker.domain.LikeSchedule;
+import io.sobok.SobokSobok.sticker.infrastructure.LikeScheduleRepository;
 import io.sobok.SobokSobok.sticker.infrastructure.StickerRepository;
+import io.sobok.SobokSobok.sticker.ui.dto.SendStickerResponse;
 import io.sobok.SobokSobok.sticker.ui.dto.StickerResponse;
 import java.util.List;
 import java.util.stream.Collectors;
@@ -13,6 +29,11 @@
 public class StickerService {
 
     private final StickerRepository stickerRepository;
+    private final UserRepository userRepository;
+    private final PillScheduleRepository pillScheduleRepository;
+    private final PillRepository pillRepository;
+    private final FriendQueryRepository friendQueryRepository;
+    private final LikeScheduleRepository likeScheduleRepository;
 
     @Transactional
     public List<StickerResponse> getStickerList() {
@@ -23,4 +44,42 @@ public List<StickerResponse> getStickerList() {
                 .build()
         ).collect(Collectors.toList());
     }
+
+    public SendStickerResponse sendSticker(Long userId, Long scheduleId, Long stickerId) {
+        UserServiceUtil.existsUserById(userRepository, userId);
+        PillSchedule pillSchedule = PillScheduleServiceUtil.findPillScheduleById(
+            pillScheduleRepository, scheduleId);
+        StickerServiceUtil.existsStickerById(stickerRepository, stickerId);
+
+        if (!pillSchedule.getIsCheck()) {
+            throw new BadRequestException(ErrorCode.UNCONSUMED_PILL);
+        }
+
+        Pill pill = PillServiceUtil.findPillById(pillRepository, pillSchedule.getPillId());
+        Long receiverId = pill.getUserId();
+        if (!friendQueryRepository.isAlreadyFriend(userId, receiverId)) {
+            throw new ForbiddenException(ErrorCode.NOT_FRIEND);
+        }
+
+        if (likeScheduleRepository.existsBySenderIdAndScheduleId(userId, scheduleId)) {
+            throw new ConflictException(ErrorCode.ALREADY_SEND_STICKER);
+        }
+
+        LikeSchedule likeSchedule = likeScheduleRepository.save(
+            LikeSchedule.builder()
+                .scheduleId(scheduleId)
+                .senderId(userId)
+                .stickerId(stickerId)
+                .build()
+        );
+
+        return SendStickerResponse.builder()
+            .id(likeSchedule.getId())
+            .scheduleId(likeSchedule.getScheduleId())
+            .senderId(likeSchedule.getSenderId())
+            .stickerId(likeSchedule.getStickerId())
+            .createdAt(likeSchedule.getCreatedAt())
+            .updatedAt(likeSchedule.getUpdatedAt())
+            .build();
+    }
 }

src/main/java/io/sobok/SobokSobok/sticker/application/StickerServiceUtil.java

@@ -0,0 +1,17 @@
+package io.sobok.SobokSobok.sticker.application;
+
+import io.sobok.SobokSobok.exception.ErrorCode;
+import io.sobok.SobokSobok.exception.model.NotFoundException;
+import io.sobok.SobokSobok.sticker.infrastructure.StickerRepository;
+import lombok.AccessLevel;
+import lombok.NoArgsConstructor;
+
+@NoArgsConstructor(access = AccessLevel.PRIVATE)
+public class StickerServiceUtil {
+
+    public static void existsStickerById(StickerRepository stickerRepository, Long id) {
+        if (!stickerRepository.existsById(id)) {
+            throw new NotFoundException(ErrorCode.UNREGISTERED_STICKER);
+        }
+    }
+}

src/main/java/io/sobok/SobokSobok/sticker/domain/LikeSchedule.java

@@ -0,0 +1,40 @@
+package io.sobok.SobokSobok.sticker.domain;
+
+import io.sobok.SobokSobok.common.domain.BaseEntity;
+import jakarta.persistence.Column;
+import jakarta.persistence.Entity;
+import jakarta.persistence.GeneratedValue;
+import jakarta.persistence.GenerationType;
+import jakarta.persistence.Id;
+import lombok.AccessLevel;
+import lombok.Builder;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import org.hibernate.annotations.DynamicInsert;
+
+@Getter
+@Entity
+@DynamicInsert
+@NoArgsConstructor(access = AccessLevel.PROTECTED)
+public class LikeSchedule extends BaseEntity {
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.IDENTITY)
+    private Long id;
+
+    @Column(nullable = false)
+    private Long scheduleId;
+
+    @Column(nullable = false)
+    private Long senderId;
+
+    @Column(nullable = false)
+    private Long stickerId;
+
+    @Builder
+    public LikeSchedule(Long scheduleId, Long senderId, Long stickerId) {
+        this.scheduleId = scheduleId;
+        this.senderId = senderId;
+        this.stickerId = stickerId;
+    }
+}

src/main/java/io/sobok/SobokSobok/sticker/infrastructure/LikeScheduleRepository.java

@@ -0,0 +1,9 @@
+package io.sobok.SobokSobok.sticker.infrastructure;
+
+import io.sobok.SobokSobok.sticker.domain.LikeSchedule;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface LikeScheduleRepository extends JpaRepository<LikeSchedule, Long> {
+
+    Boolean existsBySenderIdAndScheduleId(Long senderId, Long scheduleId);
+}

src/main/java/io/sobok/SobokSobok/sticker/ui/StickerController.java

@@ -1,17 +1,23 @@
 package io.sobok.SobokSobok.sticker.ui;
 
+import io.sobok.SobokSobok.auth.domain.User;
 import io.sobok.SobokSobok.common.dto.ApiResponse;
 import io.sobok.SobokSobok.exception.SuccessCode;
 import io.sobok.SobokSobok.sticker.application.StickerService;
+import io.sobok.SobokSobok.sticker.ui.dto.SendStickerResponse;
 import io.sobok.SobokSobok.sticker.ui.dto.StickerResponse;
 import io.swagger.v3.oas.annotations.Operation;
 import io.swagger.v3.oas.annotations.tags.Tag;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+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.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 
 @RestController
@@ -35,4 +41,22 @@ public ResponseEntity<ApiResponse<List<StickerResponse>>> getStickerList() {
                 stickerService.getStickerList()
             ));
     }
+
+    @PostMapping("/{scheduleId}")
+    @Operation(
+        summary = "스티커 전송 API 메서드",
+        description = "스티커를 전송하는 메서드입니다."
+    )
+    public ResponseEntity<ApiResponse<SendStickerResponse>> sendSticker(
+        @AuthenticationPrincipal User user,
+        @PathVariable Long scheduleId,
+        @RequestParam Long stickerId
+    ) {
+        return ResponseEntity
+            .status(HttpStatus.OK)
+            .body(ApiResponse.success(
+                SuccessCode.SEND_STICKER_SUCCESS,
+                stickerService.sendSticker(user.getId(), scheduleId, stickerId)
+            ));
+    }
 }

src/main/java/io/sobok/SobokSobok/sticker/ui/dto/SendStickerResponse.java

@@ -0,0 +1,16 @@
+package io.sobok.SobokSobok.sticker.ui.dto;
+
+import java.time.LocalDateTime;
+import lombok.Builder;
+
+@Builder
+public record SendStickerResponse(
+    Long id,
+    Long scheduleId,
+    Long senderId,
+    Long stickerId,
+    LocalDateTime createdAt,
+    LocalDateTime updatedAt
+) {
+
+}