修复导览与讲解位置预览逻辑

src/pages/hall/detail.vue

@@ -14,7 +14,7 @@
             <text class="hall-meta">{{ hall.floorLabel }} · {{ explainCountText }}</text>
             <view
               class="location-action"
-              :class="{ disabled: !hall.poiId }"
+              :class="{ disabled: !hallLocationPoiId }"
               @tap="handleNavigate"
             >
               <svg class="location-icon" width="16" height="16" viewBox="0 0 24 24" fill="none">
@@ -99,6 +99,7 @@ import {
 const activeTopTab = ref<GuideTopTab>('explain')
 const loading = ref(false)
 const error = ref('')
+const resolvedHallPoiId = ref('')
 
 const hall = ref<HallDetailViewModel>({
   id: '',
@@ -116,6 +117,37 @@ const explainCountText = computed(() => (
   exhibits.value.length > 0 ? `${exhibits.value.length} 条讲解` : '暂无讲解'
 ))
 
+const hallLocationPoiId = computed(() => hall.value.poiId || resolvedHallPoiId.value)
+
+const normalizePoiName = (value: string) => value
+  .trim()
+  .replace(/[\s（）()【】[\]_-]/g, '')
+  .toLowerCase()
+
+// 展厅数据里可能没有直接写入 poiId，优先走内容层映射，再按展厅名称兜底匹配导览点位。
+const resolveHallGuidePoi = async () => {
+  const directPoiId = hall.value.location?.poiId || hall.value.poiId
+  if (directPoiId) {
+    const directPoi = await guideUseCase.getPoiById(directPoiId)
+    if (directPoi) return directPoi
+  }
+
+  const normalizedTarget = normalizePoiName(hall.value.name)
+  if (!normalizedTarget) return null
+
+  const candidates = await guideUseCase.searchPois(hall.value.name)
+  return candidates.find((candidate) => {
+    const candidateName = normalizePoiName(candidate.name)
+    const candidateHallName = normalizePoiName(candidate.hallName || '')
+    return candidate.kind === 'hall'
+      || candidate.primaryCategory.id === 'exhibition_hall'
+      || candidateName === normalizedTarget
+      || candidateHallName === normalizedTarget
+      || candidateName.includes(normalizedTarget)
+      || normalizedTarget.includes(candidateName)
+  }) || candidates[0] || null
+}
+
 onLoad(async (options: any = {}) => {
   const tab = Array.isArray(options.tab) ? options.tab[0] : options.tab
   if (isGuideTopTab(tab)) {
@@ -141,6 +173,25 @@ onLoad(async (options: any = {}) => {
     hall.value = toHallDetailViewModel(hallData)
     const hallExhibits = await explainUseCase.listExhibitsByHallId(hallData.id)
     exhibits.value = hallExhibits.map(toExplainExhibitViewModel)
+
+    const matchedPoi = await resolveHallGuidePoi()
+    if (matchedPoi) {
+      resolvedHallPoiId.value = matchedPoi.id
+      hall.value = {
+        ...hall.value,
+        poiId: matchedPoi.id,
+        location: hall.value.location || {
+          status: 'exact',
+          poiId: matchedPoi.id,
+          sourcePoiId: matchedPoi.id,
+          actionText: '查看三维位置',
+          previewOnly: true,
+          floorId: matchedPoi.floorId,
+          floorLabel: matchedPoi.floorLabel,
+          note: '已定位到该展厅的三维点位。'
+        }
+      }
+    }
   } catch (err) {
     console.error('加载展厅讲解失败:', err)
     error.value = '展厅讲解加载失败，请稍后重试'
@@ -163,7 +214,8 @@ const handleExhibitClick = (exhibit: ExplainExhibitViewModel) => {
 }
 
 const handleNavigate = async () => {
-  if (!hall.value.poiId) {
+  const matchedPoi = await resolveHallGuidePoi()
+  if (!matchedPoi) {
     uni.showToast({
       title: '该展厅暂无三维位置数据',
       icon: 'none'
@@ -171,17 +223,24 @@ const handleNavigate = async () => {
     return
   }
 
-  const matchedPoi = await guideUseCase.getPoiById(hall.value.poiId)
-  if (!matchedPoi) {
-    uni.showToast({
-      title: '该展厅位置尚未映射到当前三维导览资源',
-      icon: 'none'
-    })
-    return
+  resolvedHallPoiId.value = matchedPoi.id
+  hall.value = {
+    ...hall.value,
+    poiId: matchedPoi.id,
+    location: hall.value.location || {
+      status: 'exact',
+      poiId: matchedPoi.id,
+      sourcePoiId: matchedPoi.id,
+      actionText: '查看三维位置',
+      previewOnly: true,
+      floorId: matchedPoi.floorId,
+      floorLabel: matchedPoi.floorLabel,
+      note: '已定位到该展厅的三维点位。'
+    }
   }
 
   uni.navigateTo({
-    url: `/pages/route/detail?facilityId=${encodeURIComponent(hall.value.poiId)}&target=${encodeURIComponent(hall.value.name)}&state=preview`
+    url: `/pages/route/detail?facilityId=${encodeURIComponent(matchedPoi.id)}&target=${encodeURIComponent(hall.value.name)}&state=preview`
   })
 }