修复小程序内嵌页面标题同步

src/utils/hostNavigationTitle.ts

@@ -0,0 +1,39 @@
+import { isEmbeddedInWechatMiniProgram } from '@/utils/hostEnvironment'
+
+export const MINI_PROGRAM_NAVIGATION_TITLE_MESSAGE = 'museum-guide:navigation-title'
+
+type MiniProgramBridge = {
+  postMessage?: (options: {
+    data: {
+      type: typeof MINI_PROGRAM_NAVIGATION_TITLE_MESSAGE
+      title: string
+    }
+  }) => void
+}
+
+const getMiniProgramBridge = () => {
+  if (typeof window === 'undefined') return undefined
+
+  return (window as Window & {
+    wx?: {
+      miniProgram?: MiniProgramBridge
+    }
+  }).wx?.miniProgram
+}
+
+export const syncHostNavigationTitle = (title: string) => {
+  if (typeof document !== 'undefined') document.title = title
+
+  if (typeof uni !== 'undefined' && typeof uni.setNavigationBarTitle === 'function') {
+    uni.setNavigationBarTitle({ title })
+  }
+
+  if (!isEmbeddedInWechatMiniProgram()) return
+
+  getMiniProgramBridge()?.postMessage?.({
+    data: {
+      type: MINI_PROGRAM_NAVIGATION_TITLE_MESSAGE,
+      title
+    }
+  })
+}