kahluaband#69 Feat: 예약 우선권 로직 구현

src/main/java/kahlua/KahluaProject/controller/ReservationController.java

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+package kahlua.KahluaProject.controller;
+
+import kahlua.KahluaProject.dto.reservation.request.ReservationProceedRequest;
+import kahlua.KahluaProject.dto.reservation.request.ReservationRequest;
+import kahlua.KahluaProject.dto.reservation.response.ReservationResponse;
+import kahlua.KahluaProject.service.ReservationService;
+import lombok.RequiredArgsConstructor;
+import org.springframework.messaging.handler.annotation.*;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Map;
+
+@RestController
+@RequiredArgsConstructor
+public class ReservationController {
+
+    private final ReservationService reservationService;
+
+    // 예약 시간 선택한 사람에게 우선권 부여
+    @MessageMapping("/reserve.proceed/{date}")
+    @SendTo("/topic/public/{date}")
+    public ReservationResponse proceed(@DestinationVariable String reservationDate,
+                                       @Header("simpSessionAttributes") Map<String, Object> simpSessionAttributes,
+                                       @Payload ReservationProceedRequest reservationProceedRequest) {
+
+        return reservationService.proceed(reservationProceedRequest, reservationDate, simpSessionAttributes);
+    }
+}

src/main/java/kahlua/KahluaProject/converter/ReservationConverter.java

@@ -0,0 +1,12 @@
+package kahlua.KahluaProject.converter;
+
+import kahlua.KahluaProject.domain.reservation.Reservation;
+import kahlua.KahluaProject.dto.reservation.request.ReservationRequest;
+import kahlua.KahluaProject.dto.reservation.response.ReservationResponse;
+
+public class ReservationConverter {
+
+    public static ReservationResponse toReservationResponse(Reservation reservation, String email) {
+
+    }
+}

src/main/java/kahlua/KahluaProject/dto/reservation/request/ReservationProceedRequest.java

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+package kahlua.KahluaProject.dto.reservation.request;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+
+import java.time.LocalTime;
+
+public record ReservationProceedRequest(
+        @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "HH:mm", timezone = "Asia/Seoul")
+        LocalTime startTime,
+        @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "HH:mm", timezone = "Asia/Seoul")
+        LocalTime endTime
+) {
+}

src/main/java/kahlua/KahluaProject/dto/reservation/request/ReservationRequest.java

@@ -0,0 +1,16 @@
+package kahlua.KahluaProject.dto.reservation.request;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import kahlua.KahluaProject.domain.reservation.ReservationType;
+
+import java.time.LocalTime;
+
+public record ReservationRequest(
+        ReservationType type,
+        String clubroomUsername,
+        @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "HH:mm", timezone = "Asia/Seoul")
+        LocalTime startTime,
+        @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "HH:mm", timezone = "Asia/Seoul")
+        LocalTime endTime
+) {
+}

src/main/java/kahlua/KahluaProject/dto/reservation/response/ReservationResponse.java

@@ -0,0 +1,27 @@
+package kahlua.KahluaProject.dto.reservation.response;
+
+import com.fasterxml.jackson.annotation.JsonFormat;
+import kahlua.KahluaProject.domain.reservation.ReservationStatus;
+import kahlua.KahluaProject.domain.reservation.ReservationType;
+import lombok.Builder;
+
+import java.time.LocalDate;
+import java.time.LocalTime;
+
+@Builder
+public record ReservationResponse(
+        Long reservationId,
+        String email,
+        ReservationType type,
+        String clubroomUsername,
+
+        @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "yyyy-MM-dd", timezone = "Asia/Seoul")
+        LocalDate reservationDate,
+        @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "HH:mm", timezone = "Asia/Seoul")
+        LocalTime startTime,
+        @JsonFormat(shape = JsonFormat.Shape.STRING, pattern = "HH:mm", timezone = "Asia/Seoul")
+        LocalTime endTime,
+
+        ReservationStatus status
+) {
+}

src/main/java/kahlua/KahluaProject/repository/ReservationRepository.java

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+package kahlua.KahluaProject.repository;
+
+import kahlua.KahluaProject.domain.reservation.Reservation;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+public interface ReservationRepository extends JpaRepository<Reservation, Long> {
+}

src/main/java/kahlua/KahluaProject/service/ReservationService.java

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+package kahlua.KahluaProject.service;
+
+import kahlua.KahluaProject.converter.ReservationConverter;
+import kahlua.KahluaProject.domain.reservation.Reservation;
+import kahlua.KahluaProject.domain.reservation.ReservationStatus;
+import kahlua.KahluaProject.dto.reservation.request.ReservationProceedRequest;
+import kahlua.KahluaProject.dto.reservation.request.ReservationRequest;
+import kahlua.KahluaProject.dto.reservation.response.ReservationResponse;
+import kahlua.KahluaProject.repository.ReservationRepository;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import java.util.Map;
+
+@Service
+@RequiredArgsConstructor
+public class ReservationService {
+
+    private final ReservationRepository reservationRepository;
+
+    public ReservationResponse proceed(ReservationProceedRequest reservationProceedRequest, String reservationDate, Map<String, Object> header) {
+
+        String email = getValueFromHeader(header, "email");
+
+        return ReservationResponse.builder()
+                .email(email)
+                .reservationDate(toLocalDate(reservationDate))
+                .startTime(reservationProceedRequest.startTime())
+                .endTime(reservationProceedRequest.endTime())
+                .status(ReservationStatus.PROCEEDING)
+                .build();
+    }
+
+    // String to LocalDateTime
+    private LocalDate toLocalDate(String date) {
+        DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+        return LocalDate.parse(date, formatter);
+    }
+
+    private ReservationResponse toReservationResponse(Reservation reservation, Map<String, Object> header) {
+        String email = getValueFromHeader(header, "email");
+
+        return ReservationConverter.toReservationResponse(reservation, email);
+    }
+
+    private String getValueFromHeader(Map<String, Object> header, String key) {
+        return (String)header.get(key);
+    }
+
+}