사진찍기 알림 정보 조회 API

module-api/src/main/java/com/fourcut/diary/user/NotificationTimeController.java

@@ -0,0 +1,29 @@
+package com.fourcut.diary.user;
+
+import com.fourcut.diary.user.dto.response.PhotoCaptureInfoResponse;
+import com.fourcut.diary.user.mapper.NotificationTimeResponseMapper;
+import com.fourcut.diary.user.service.dto.PhotoCaptureInfoDto;
+import com.fourcut.diary.user.service.notification.NotificationTimeService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+@RequestMapping("/notification-time")
+@RequiredArgsConstructor
+public class NotificationTimeController implements NotificationTimeControllerSwagger {
+
+    private final NotificationTimeService notificationTimeService;
+
+    private final NotificationTimeResponseMapper notificationTimeResponseMapper;
+
+    @GetMapping("/photo")
+    public ResponseEntity<PhotoCaptureInfoResponse> getTakePhotoInfo(String socialId) {
+
+        PhotoCaptureInfoDto photoCaptureInfoDto = notificationTimeService.getTakePhotoInfoByUser(socialId);
+        return ResponseEntity.status(HttpStatus.OK).body(notificationTimeResponseMapper.toPhotoCaptureInfoResponse(photoCaptureInfoDto));
+    }
+}

module-api/src/main/java/com/fourcut/diary/user/NotificationTimeControllerSwagger.java

@@ -0,0 +1,14 @@
+package com.fourcut.diary.user;
+
+import com.fourcut.diary.config.resolver.UserAuthentication;
+import com.fourcut.diary.user.dto.response.PhotoCaptureInfoResponse;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import org.springframework.http.ResponseEntity;
+
+@Tag(name = "Notification Time", description = "알림 관련 API 명세서")
+public interface NotificationTimeControllerSwagger {
+
+    @Operation(summary = "사진찍기 정보 조회")
+    ResponseEntity<PhotoCaptureInfoResponse> getTakePhotoInfo(@UserAuthentication String socialId);
+}

module-api/src/main/java/com/fourcut/diary/user/dto/response/PhotoCaptureInfoResponse.java

@@ -0,0 +1,13 @@
+package com.fourcut.diary.user.dto.response;
+
+import java.time.LocalTime;
+
+public record PhotoCaptureInfoResponse(
+
+        Boolean isPossiblePhotoCapture,
+
+        Integer currentPhotoIndex,
+
+        LocalTime photoCaptureExpiration
+) {
+}

module-api/src/main/java/com/fourcut/diary/user/mapper/NotificationTimeResponseMapper.java

@@ -0,0 +1,18 @@
+package com.fourcut.diary.user.mapper;
+
+import com.fourcut.diary.user.dto.response.PhotoCaptureInfoResponse;
+import com.fourcut.diary.user.service.dto.PhotoCaptureInfoDto;
+import org.springframework.stereotype.Component;
+
+@Component
+public class NotificationTimeResponseMapper {
+
+    public PhotoCaptureInfoResponse toPhotoCaptureInfoResponse(PhotoCaptureInfoDto dto) {
+        boolean isCapturePossible = dto.currentPhotoIndex() != -1;
+        return new PhotoCaptureInfoResponse(
+                isCapturePossible,
+                isCapturePossible ? dto.currentPhotoIndex() : null,
+                isCapturePossible ? dto.photoCaptureExpiration() : null
+        );
+    }
+}

module-common/src/main/java/com/fourcut/diary/util/LocalDateTimeUtil.java

@@ -31,6 +31,11 @@ public static List<LocalDateTime> generateRandomDateTimes(LocalDateTime start, L
         return dateTimes;
     }
 
+    public static Boolean getIsPossiblePhotoCapture(LocalDateTime beginningTime, LocalDateTime now) {
+        LocalDateTime expirationTime = beginningTime.plusMinutes(20);
+        return !now.isBefore(beginningTime) && !now.isAfter(expirationTime);
+    }
+
     private static boolean isValidDateTime(LocalDateTime newDateTime, List<LocalDateTime> existingDateTimes, Duration minInterval) {
         for (LocalDateTime dateTime : existingDateTimes) {
             if (Duration.between(dateTime, newDateTime).abs().compareTo(minInterval) < 0) {

module-domain/src/main/java/com/fourcut/diary/user/service/UserScheduler.java

@@ -4,7 +4,7 @@
 import com.fourcut.diary.user.domain.User;
 import com.fourcut.diary.user.domain.notification.NotificationTime;
 import com.fourcut.diary.user.service.notification.NotificationTimeRetriever;
-import com.fourcut.diary.user.service.notification.NotificationTimeUpdater;
+import com.fourcut.diary.user.service.notification.NotificationTimeModifier;
 import com.fourcut.diary.util.LocalDateTimeUtil;
 import lombok.RequiredArgsConstructor;
 import org.springframework.scheduling.annotation.Scheduled;
@@ -24,7 +24,7 @@ public class UserScheduler {
     private final UserRetriever userRetriever;
 
     private final NotificationTimeRetriever notificationTimeRetriever;
-    private final NotificationTimeUpdater notificationTimeUpdater;
+    private final NotificationTimeModifier notificationTimeUpdater;
 
     private final SnsService snsService;
 

module-domain/src/main/java/com/fourcut/diary/user/service/dto/PhotoCaptureInfoDto.java

@@ -0,0 +1,11 @@
+package com.fourcut.diary.user.service.dto;
+
+import java.time.LocalTime;
+
+public record PhotoCaptureInfoDto(
+
+        Integer currentPhotoIndex,
+
+        LocalTime photoCaptureExpiration
+) {
+}

module-domain/src/main/java/com/fourcut/diary/user/service/notification/NotificationTimeUpdater.java → module-domain/src/main/java/com/fourcut/diary/user/service/notification/NotificationTimeModifier.java

@@ -8,7 +8,7 @@
 import java.util.List;
 
 @Component
-public class NotificationTimeUpdater {
+public class NotificationTimeModifier {
 
     public void setUserDailyNotificationTime(NotificationTime notificationTime, List<LocalDateTime> randomTimes) {
 

module-domain/src/main/java/com/fourcut/diary/user/service/notification/NotificationTimeService.java

@@ -0,0 +1,49 @@
+package com.fourcut.diary.user.service.notification;
+
+import com.fourcut.diary.user.domain.User;
+import com.fourcut.diary.user.domain.notification.NotificationTime;
+import com.fourcut.diary.user.service.UserRetriever;
+import com.fourcut.diary.user.service.dto.PhotoCaptureInfoDto;
+import com.fourcut.diary.util.LocalDateTimeUtil;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.time.LocalDateTime;
+import java.util.List;
+
+@Service
+@RequiredArgsConstructor
+public class NotificationTimeService {
+
+    private static final int EXPIRATION_MINUTES = 20;
+
+    private final UserRetriever userRetriever;
+
+    private final NotificationTimeRetriever notificationTimeRetriever;
+
+    @Transactional(readOnly = true)
+    public PhotoCaptureInfoDto getTakePhotoInfoByUser(String socialId) {
+        User user = userRetriever.getUserBySocialId(socialId);
+        NotificationTime notificationTime = notificationTimeRetriever.findNotificationTimeByUser(user);
+        LocalDateTime now = LocalDateTime.now();
+        return getTakePhotoInfo(notificationTime, now);
+    }
+
+    private PhotoCaptureInfoDto getTakePhotoInfo(NotificationTime notificationTime, LocalDateTime now) {
+        List<LocalDateTime> timeSlots = List.of(
+                notificationTime.getFirstTimeSlot(),
+                notificationTime.getSecondTimeSlot(),
+                notificationTime.getThirdTimeSlot(),
+                notificationTime.getFourthTimeSlot()
+        );
+
+        for (int i = 0; i < timeSlots.size(); i++) {
+            LocalDateTime slot = timeSlots.get(i);
+            if (LocalDateTimeUtil.getIsPossiblePhotoCapture(slot, now)) {
+                return new PhotoCaptureInfoDto(i + 1, slot.plusMinutes(EXPIRATION_MINUTES).toLocalTime());
+            }
+        }
+        return new PhotoCaptureInfoDto(-1, null);
+    }
+}