v3.5.3版本更新1

apps/mini-user/src/components/FloatingToastHost.tsx

@@ -0,0 +1,32 @@
+import { useEffect, useRef, useState } from 'react';
+import { CoverView, View } from '@tarojs/components';
+import { registerFloatingToastListener } from '../lib/floating-toast';
+
+const TOAST_MS = 2600;
+
+export default function FloatingToastHost() {
+  const [text, setText] = useState('');
+  const timerRef = useRef<ReturnType<typeof setTimeout> | null>(null);
+
+  useEffect(() => {
+    return registerFloatingToastListener((message) => {
+      if (timerRef.current) clearTimeout(timerRef.current);
+      setText(message);
+      timerRef.current = setTimeout(() => {
+        setText('');
+        timerRef.current = null;
+      }, TOAST_MS);
+    });
+  }, []);
+
+  useEffect(() => {
+    return () => {
+      if (timerRef.current) clearTimeout(timerRef.current);
+    };
+  }, []);
+
+  if (!text) return null;
+
+  const Box = process.env.TARO_ENV === 'weapp' ? CoverView : View;
+  return <Box className="mu-float-toast">{text}</Box>;
+}