chore: Really remove audio file in example.

Author: llfbandit

record/example/lib/main.dart

@@ -1,3 +1,5 @@
+import 'dart:io';
+
 import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
 
@@ -14,37 +16,35 @@ class MyApp extends StatefulWidget {
 }
 
 class _MyAppState extends State<MyApp> {
-  bool showPlayer = false;
   String? audioPath;
 
-  @override
-  void initState() {
-    showPlayer = false;
-    super.initState();
-  }
-
   @override
   Widget build(BuildContext context) {
     return MaterialApp(
       home: Scaffold(
         body: Center(
-          child: showPlayer
+          child: audioPath != null
               ? Padding(
                   padding: const EdgeInsets.symmetric(horizontal: 25),
                   child: AudioPlayer(
                     source: audioPath!,
                     onDelete: () {
-                      setState(() => showPlayer = false);
+                      if (!kIsWeb) {
+                        try {
+                          File(audioPath!).deleteSync();
+                        } catch (_) {
+                          // Ignored
+                        }
+                      }
+
+                      setState(() => audioPath = null);
                     },
                   ),
                 )
               : Recorder(
                   onStop: (path) {
                     if (kDebugMode) print('Recorded file path: $path');
-                    setState(() {
-                      audioPath = path;
-                      showPlayer = true;
-                    });
+                    setState(() => audioPath = path);
                   },
                 ),
         ),