Adjust booking create and link guest vehicles to booking

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

@@ -65,13 +65,15 @@ class BookingFlow(
             throw ResponseStatusException(HttpStatus.BAD_REQUEST, "Invalid date range")
         }
 
-        val now = OffsetDateTime.now()
+        val now = nowForProperty(property.timezone)
+        val shouldCheckIn = !expectedCheckInAt.isBefore(now)
         val booking = com.android.trisolarisserver.models.booking.Booking(
             property = property,
-            status = BookingStatus.OPEN,
+            status = if (shouldCheckIn) BookingStatus.CHECKED_IN else BookingStatus.OPEN,
             source = request.source?.trim().takeIf { !it.isNullOrBlank() } ?: "WALKIN",
-            expectedCheckinAt = expectedCheckInAt,
-            expectedCheckoutAt = expectedCheckOutAt,
+            checkinAt = if (shouldCheckIn) expectedCheckInAt else null,
+            expectedCheckinAt = if (shouldCheckIn) null else expectedCheckInAt,
+            expectedCheckoutAt = if (shouldCheckIn) null else expectedCheckOutAt,
             transportMode = request.transportMode?.let {
                 val mode = parseTransportMode(it)
                 if (!isTransportModeAllowed(property, mode)) {
@@ -79,7 +81,6 @@ class BookingFlow(
                 }
                 mode
             },
-            transportVehicleNumber = request.transportVehicleNumber,
             adultCount = request.adultCount,
             totalGuestCount = request.totalGuestCount,
             notes = request.notes,
@@ -91,8 +92,9 @@ class BookingFlow(
         return BookingCreateResponse(
             id = saved.id!!,
             status = saved.status.name,
-            expectedCheckInAt = expectedCheckInAt.toString(),
-            expectedCheckOutAt = expectedCheckOutAt.toString()
+            checkInAt = saved.checkinAt?.toString(),
+            expectedCheckInAt = saved.expectedCheckinAt?.toString(),
+            expectedCheckOutAt = saved.expectedCheckoutAt?.toString()
         )
     }