Remove single-payload booking check-in API

src/main/kotlin/com/android/trisolarisserver/controller/booking/BookingFlow.kt

@@ -9,7 +9,6 @@ import com.android.trisolarisserver.component.booking.BookingEvents
 import com.android.trisolarisserver.component.auth.PropertyAccess
 import com.android.trisolarisserver.component.room.RoomBoardEvents
 import com.android.trisolarisserver.controller.dto.booking.BookingCancelRequest
-import com.android.trisolarisserver.controller.dto.booking.BookingCheckInRequest
 import com.android.trisolarisserver.controller.dto.booking.BookingBulkCheckInRequest
 import com.android.trisolarisserver.controller.dto.booking.BookingCheckOutRequest
 import com.android.trisolarisserver.controller.dto.booking.BookingCreateRequest
@@ -301,75 +300,6 @@ class BookingFlow(
         }
     }
 
-    @PostMapping("/{bookingId}/check-in")
-    @ResponseStatus(HttpStatus.CREATED)
-    @Transactional
-    fun checkIn(
-        @PathVariable propertyId: UUID,
-        @PathVariable bookingId: UUID,
-        @AuthenticationPrincipal principal: MyPrincipal?,
-        @RequestBody request: BookingCheckInRequest
-    ) {
-        val actor = requireActor(propertyId, principal)
-
-        val roomIds = request.roomIds.distinct()
-        if (roomIds.isEmpty()) {
-            throw ResponseStatusException(HttpStatus.BAD_REQUEST, "roomIds required")
-        }
-        val booking = requireBooking(propertyId, bookingId)
-        if (booking.status != BookingStatus.OPEN) {
-            throw ResponseStatusException(HttpStatus.CONFLICT, "Booking not open")
-        }
-
-        val now = OffsetDateTime.now()
-        val checkInAt = parseOffset(request.checkInAt) ?: now
-
-        val rooms = roomIds.map { roomId ->
-            val room = roomRepo.findByIdAndPropertyId(roomId, propertyId)
-                ?: throw ResponseStatusException(HttpStatus.NOT_FOUND, "Room not found")
-            if (!room.active || room.maintenance) {
-                throw ResponseStatusException(HttpStatus.CONFLICT, "Room not available")
-            }
-            room
-        }
-
-        val occupied = roomStayRepo.findActiveRoomIds(propertyId, rooms.mapNotNull { it.id })
-        if (occupied.isNotEmpty()) {
-            throw ResponseStatusException(HttpStatus.CONFLICT, "Room already occupied")
-        }
-
-        rooms.forEach { room ->
-            val stay = RoomStay(
-                property = booking.property,
-                booking = booking,
-                room = room,
-                fromAt = checkInAt,
-                toAt = null,
-                rateSource = parseRateSource(request.rateSource),
-                nightlyRate = request.nightlyRate,
-                ratePlanCode = request.ratePlanCode,
-                currency = request.currency ?: booking.property.currency,
-                createdBy = actor
-            )
-            roomStayRepo.save(stay)
-        }
-
-        booking.status = BookingStatus.CHECKED_IN
-        booking.checkinAt = checkInAt
-        booking.transportMode = request.transportMode?.let {
-            val mode = parseTransportMode(it)
-            if (!isTransportModeAllowed(booking.property, mode)) {
-                throw ResponseStatusException(HttpStatus.BAD_REQUEST, "Transport mode disabled")
-            }
-            mode
-        }
-        if (request.notes != null) booking.notes = request.notes
-        booking.updatedAt = now
-        bookingRepo.save(booking)
-        roomBoardEvents.emit(propertyId)
-        bookingEvents.emit(propertyId, bookingId)
-    }
-
     @PostMapping("/{bookingId}/check-in/bulk")
     @ResponseStatus(HttpStatus.CREATED)
     @Transactional

src/main/kotlin/com/android/trisolarisserver/controller/dto/booking/BookingDtos.kt

@@ -2,17 +2,6 @@ package com.android.trisolarisserver.controller.dto.booking
 
 import java.util.UUID
 
-data class BookingCheckInRequest(
-    val roomIds: List<UUID>,
-    val checkInAt: String? = null,
-    val transportMode: String? = null,
-    val nightlyRate: Long? = null,
-    val rateSource: String? = null,
-    val ratePlanCode: String? = null,
-    val currency: String? = null,
-    val notes: String? = null
-)
-
 data class BookingCheckInStayRequest(
     val roomId: UUID,
     val checkInAt: String? = null,