提交H5业务闭环修复代码

src/view-models/explainViewModels.ts

@@ -4,6 +4,10 @@ import type {
   MuseumHall,
   SearchIndexItem
 } from '@/domain/museum'
+import {
+  EXHIBIT_PLACEHOLDER_IMAGE,
+  HALL_PLACEHOLDER_IMAGE
+} from '@/utils/placeholders'
 
 export type ExplainContentType = 'hall' | 'zone' | 'exhibit' | 'theme'
 export type ExplainAudioStatus = 'playable' | 'unavailable' | 'none'
@@ -108,8 +112,10 @@ const languageLabelFor = (language?: string) => {
   return language || undefined
 }
 
+const hasPlayableAudioUrl = (exhibit: MuseumExhibit) => Boolean(exhibit.audioUrl?.trim())
+
 export const toExplainCardViewModel = (exhibit: MuseumExhibit): ExplainCardViewModel => {
-  const hasPlayableAudio = exhibit.audioAvailable === true || Boolean(exhibit.audioUrl)
+  const hasPlayableAudio = hasPlayableAudioUrl(exhibit)
   const audioStatus: ExplainAudioStatus = hasPlayableAudio ? 'playable' : 'unavailable'
   const location = exhibit.location
 
@@ -140,7 +146,7 @@ export const toExplainCardViewModel = (exhibit: MuseumExhibit): ExplainCardViewM
 export const toExplainExhibitViewModel = (exhibit: MuseumExhibit): ExplainExhibitViewModel => toExplainCardViewModel(exhibit)
 
 export const toExplainDetailPageViewModel = (exhibit: MuseumExhibit): ExplainDetailPageViewModel => {
-  const hasPlayableAudio = exhibit.audioAvailable === true || Boolean(exhibit.audioUrl)
+  const hasPlayableAudio = hasPlayableAudioUrl(exhibit)
   const metadataLines = [
     exhibit.size ? `展品编号：${exhibit.size}` : '',
     exhibit.year ? `年代：${exhibit.year}` : '',
@@ -157,7 +163,7 @@ export const toExplainDetailPageViewModel = (exhibit: MuseumExhibit): ExplainDet
     title: exhibit.name,
     subtitle: buildSubtitle(exhibit),
     contentType: contentTypeFor(exhibit),
-    coverImages: [exhibit.image || '/static/exhibit-placeholder.jpg'].filter(Boolean),
+    coverImages: [exhibit.image || EXHIBIT_PLACEHOLDER_IMAGE].filter(Boolean),
     hallId: exhibit.hallId,
     hallName: exhibit.hallName,
     floorLabel: exhibit.floorLabel,
@@ -191,7 +197,7 @@ export const toHallDetailViewModel = (hall: MuseumHall): HallDetailViewModel =>
   name: hall.name,
   floorLabel: hall.floorLabel || '楼层待补充',
   description: hall.description || '该展厅暂无介绍文案。',
-  image: hall.image || '/static/hall-placeholder.jpg',
+  image: hall.image || HALL_PLACEHOLDER_IMAGE,
   exhibitCount: hall.exhibitCount || 0,
   area: hall.area,
   poiId: hall.location?.poiId || hall.poiId,