56 lines
1.4 KiB
Dart
56 lines
1.4 KiB
Dart
// lib/utils/file_provider_utils.dart
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import 'dart:io';
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import 'package:flutter/services.dart';
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import 'package:flutter/foundation.dart';
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class FileProviderUtils {
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static const MethodChannel _channel =
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MethodChannel('com.lxh.qingting_player/file_provider');
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/// 生成 content:// URI（Android only）
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static Future<Uri?> getContentUri(File file) async {
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if (!Platform.isAndroid) {
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// 非 Android 平台直接返回 file:// URI
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return Uri.file(file.path);
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}
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try {
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final uriString = await _channel.invokeMethod('getContentUri', {
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'path': file.path,
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});
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if (uriString is String && uriString.isNotEmpty) {
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return Uri.parse(uriString);
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}
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return Uri.file(file.path);
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} on PlatformException catch (e) {
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debugPrint('⚠️ [FileProviderUtils] PlatformException: ${e.message}');
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return Uri.file(file.path);
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} catch (e) {
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debugPrint('⚠️ [FileProviderUtils] Error: $e');
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return Uri.file(file.path);
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}
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}
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/// 检查文件是否存在
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static Future<bool> fileExists(String path) async {
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try {
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final file = File(path);
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return await file.exists();
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} catch (e) {
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return false;
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}
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}
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/// 删除文件
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static Future<void> deleteFile(String path) async {
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try {
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final file = File(path);
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if (await file.exists()) {
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await file.delete();
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}
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} catch (e) {
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// ignore
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}
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}
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}
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