修复微信内嵌返回层级

src/utils/guideTopTabs.ts

@@ -1,5 +1,12 @@
 export type GuideTopTab = 'guide' | 'explain'
 export const GUIDE_LOCATION_PREVIEW_STORAGE_KEY = 'museum-guide:last-location-preview-url'
+const HOST_NAVIGATION_QUERY_KEYS = [
+  'embedded',
+  'embed',
+  'host',
+  'weapp',
+  'mini-program'
+]
 
 export const GUIDE_TOP_TABS: Array<{ id: GuideTopTab; label: string }> = [
   { id: 'guide', label: '馆内' },
@@ -10,7 +17,32 @@ export const isGuideTopTab = (value: unknown): value is GuideTopTab => {
   return value === 'guide' || value === 'explain'
 }
 
-export const guideTopTabUrl = (tab: GuideTopTab) => `/pages/index/index?tab=${tab}`
+const getHostNavigationQueryParams = () => {
+  if (typeof window === 'undefined') return new URLSearchParams()
+
+  const searchParams = new URLSearchParams(window.location.search)
+  const hash = window.location.hash || ''
+  const hashQueryStart = hash.indexOf('?')
+  if (hashQueryStart >= 0) {
+    const hashParams = new URLSearchParams(hash.slice(hashQueryStart + 1))
+    hashParams.forEach((value, key) => {
+      if (!searchParams.has(key)) searchParams.set(key, value)
+    })
+  }
+
+  const hostParams = new URLSearchParams()
+  HOST_NAVIGATION_QUERY_KEYS.forEach((key) => {
+    const value = searchParams.get(key)
+    if (value !== null) hostParams.set(key, value)
+  })
+  return hostParams
+}
+
+export const guideTopTabUrl = (tab: GuideTopTab) => {
+  const params = new URLSearchParams({ tab })
+  getHostNavigationQueryParams().forEach((value, key) => params.set(key, value))
+  return `/pages/index/index?${params.toString()}`
+}
 
 export const saveLastGuideLocationPreviewUrl = (url: string) => {
   if (typeof window === 'undefined' || !url) return