修正楼层显示顺序

src/pages/search/index.vue

@@ -107,6 +107,7 @@ import type {
   MuseumPoi
 } from '@/domain/museum'
 import {
+  compareFloorsTopToBottom,
   isIndoorNavigableFloor,
   isPoiOnIndoorNavigableFloor
 } from '@/domain/guideFloor'
@@ -146,7 +147,7 @@ const isLoading = ref(false)
 
 const displayFloors = computed(() => [...floors.value]
   .filter(isIndoorNavigableFloor)
-  .sort((a, b) => floorOrder(a) - floorOrder(b)))
+  .sort(compareFloorsTopToBottom))
 
 const floorResults = computed(() => {
   const matched = pois.value.filter((poi) => poi.floorLabel === activeFloor.value)
@@ -157,14 +158,6 @@ const emptyTitle = computed(() => (
   isLoading.value ? '正在读取点位' : '暂无匹配点位'
 ))
 
-const floorOrder = (floor: MuseumFloor) => {
-  if (Number.isFinite(floor.order)) return floor.order
-
-  const normalized = floor.label.toUpperCase()
-  if (normalized.startsWith('B')) return -Number(normalized.replace('B', '')) || -1
-  return Number(normalized.replace('F', '')) || 0
-}
-
 const isVisiblePoi = (poi: MuseumPoi) => poi.primaryCategory.id !== 'touring_poi'
   && isPoiOnIndoorNavigableFloor(poi)