chore: freeze guide and explain update

src/pages/route/detail.vue

@@ -106,7 +106,7 @@
       <view v-else-if="routeViewState === 'outdoor-preview'" class="outdoor-preview-card">
         <text class="outdoor-preview-title">室外地图预览：{{ route.target }}</text>
         <text class="outdoor-preview-desc">
-          当前仅展示室外地图参考。真实馆内路线需等待 route_graph/nav_data 接入。
+          室外地图仅作入口参考；馆内当前支持三维位置预览。
         </text>
         <view class="outdoor-preview-actions">
           <view class="outdoor-preview-btn secondary" @tap="handleReturnToPreview">
@@ -142,6 +142,7 @@ import type {
 } from '@/domain/museum'
 import {
   navigateToGuideTopTab,
+  saveLastGuideLocationPreviewUrl,
   type GuideTopTab
 } from '@/utils/guideTopTabs'
 
@@ -269,7 +270,7 @@ const shellConfig = computed(() => {
   }
 
   return {
-    searchText: `到 ${route.value.target}`,
+    searchText: `位置预览：${route.value.target}`,
     searchTop: '60px',
     activeMode: '3d' as GuideMode,
     activeFloor: activeFloor.value,
@@ -297,6 +298,40 @@ const normalizeStringOption = (value: unknown) => {
   return typeof normalizedValue === 'string' ? safeDecode(normalizedValue).trim() : ''
 }
 
+const setLocationPreviewTitle = () => {
+  if (typeof uni !== 'undefined') {
+    uni.setNavigationBarTitle({
+      title: '位置预览'
+    })
+  }
+
+  if (typeof document !== 'undefined') {
+    document.title = '位置预览'
+  }
+}
+
+const saveCurrentLocationPreviewUrl = () => {
+  if (!route.value.facilityId) return
+
+  const params = new URLSearchParams({
+    facilityId: route.value.facilityId,
+    target: route.value.target,
+    state: routeViewState.value
+  })
+
+  if (route.value.startLocation?.label) {
+    params.set('startLabel', route.value.startLocation.label)
+  }
+  if (route.value.startLocation?.floor) {
+    params.set('startFloor', route.value.startLocation.floor)
+  }
+  if (route.value.startLocation?.source) {
+    params.set('startSource', route.value.startLocation.source)
+  }
+
+  saveLastGuideLocationPreviewUrl(`/pages/route/detail?${params.toString()}`)
+}
+
 const createStartLocationFromOptions = (options: Record<string, unknown>) => {
   const label = normalizeStringOption(options.startLabel)
 
@@ -385,10 +420,14 @@ const applyRouteOptions = async (options: Record<string, unknown> = {}) => {
     activeFloor.value = matchedPoi.floorLabel || guideFloorLabel(matchedPoi.floorId)
   }
 
+  setLocationPreviewTitle()
+  saveCurrentLocationPreviewUrl()
+
   return true
 }
 
 onLoad((options: any) => {
+  setLocationPreviewTitle()
   void applyRouteOptions(options)
 })
 
@@ -441,6 +480,7 @@ const handleSearchTap = () => {
 const handleViewOutdoorMap = () => {
   isManualLocationPanelOpen.value = false
   routeViewState.value = 'outdoor-preview'
+  saveCurrentLocationPreviewUrl()
 }
 
 const handleShowTargetLocation = (target: Partial<RouteTargetLocation> | null) => {
@@ -451,7 +491,13 @@ const handleShowTargetLocation = (target: Partial<RouteTargetLocation> | null) =
       title: '目标暂无三维位置数据',
       icon: 'none'
     })
+    return
   }
+
+  uni.showToast({
+    title: '已显示三维位置',
+    icon: 'none'
+  })
 }
 
 const handleTargetFocus = (result: TargetPoiFocusResult) => {
@@ -467,6 +513,7 @@ const handleReturnToPreview = () => {
   isManualLocationPanelOpen.value = false
   routeViewState.value = 'preview'
   requestTargetFocus(route.value.targetLocation)
+  saveCurrentLocationPreviewUrl()
 }
 
 const handleRelocate = () => {
@@ -508,17 +555,20 @@ const handleConfirmLocation = async () => {
   isManualLocationPanelOpen.value = false
   routeViewState.value = 'preview'
   requestTargetFocus(route.value.targetLocation)
+  saveCurrentLocationPreviewUrl()
 }
 
 const handleModeChange = (mode: GuideMode) => {
   if (routeViewState.value === 'outdoor-preview' && mode === '3d') {
     routeViewState.value = 'preview'
     requestTargetFocus(route.value.targetLocation)
+    saveCurrentLocationPreviewUrl()
     return
   }
 
   if (routeViewState.value !== 'outdoor-preview' && mode === '2d') {
     routeViewState.value = 'outdoor-preview'
+    saveCurrentLocationPreviewUrl()
     return
   }
 
@@ -537,7 +587,7 @@ const handleToolClick = (tool: string) => {
   }
 
   uni.showToast({
-    title: tool === '回正' ? '已回到三维总览' : guideUseCase.getRouteReadiness().message,
+    title: tool === '回正' ? '已回到三维总览' : guideUseCase.getRouteReadinessSnapshot().message,
     icon: 'none'
   })
 }