20 lines
543 B
Dart
20 lines
543 B
Dart
import 'dart:convert';
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import 'package:shared_preferences/shared_preferences.dart';
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class JsonPrefsFile {
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JsonPrefsFile(this.name);
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final String name;
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Future<Map<String, dynamic>> load() async {
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final p = (await SharedPreferences.getInstance()).getString(name);
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//print('loaded: $p');
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return Map<String, dynamic>.from(jsonDecode(p ?? '{}'));
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}
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Future<void> save(Map<String, dynamic> data) async {
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//print('saving $data');
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await (await SharedPreferences.getInstance()).setString(name, jsonEncode(data));
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}
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}
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