30 lines
697 B
Dart
30 lines
697 B
Dart
import 'dart:io';
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import 'package:path_provider/path_provider.dart';
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class JsonStorageClient {
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save(String filename, String data) async {
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File file = await _getJson(filename);
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await file.writeAsString(data);
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}
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Future<String> load(String filename) async {
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File file = await _getJson(filename);
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return file.readAsString();
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}
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delete(String filename) async {
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File file = await _getJson(filename);
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await file.delete();
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}
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Future<File> _getJson(String filename) async {
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final dir = await getApplicationDocumentsDirectory();
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final file = File('${dir.path}/$filename');
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if (!file.existsSync()) {
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file.createSync();
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}
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return file;
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}
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} |