69 lines
2.2 KiB
Dart
69 lines
2.2 KiB
Dart
import 'dart:async';
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import 'dart:convert';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:tsacdop/class/podcast_group.dart';
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class KeyValueStorage {
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final String key;
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KeyValueStorage(this.key);
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Future<List<GroupEntity>> getGroups() async {
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SharedPreferences prefs = await SharedPreferences.getInstance();
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if (prefs.getString(key) == null) {
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PodcastGroup home = PodcastGroup('Home');
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await prefs.setString(
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key,
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json.encode({
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'groups': [home.toEntity().toJson()]
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}));}
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print(prefs.getString(key));
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return json
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.decode(prefs.getString(key))['groups']
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.cast<Map<String, Object>>()
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.map<GroupEntity>(GroupEntity.fromJson)
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.toList(growable: false);
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}
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Future<bool> saveGroup(List<GroupEntity> groupList) async {
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SharedPreferences prefs = await SharedPreferences.getInstance();
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return prefs.setString(
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key,
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json.encode(
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{'groups': groupList.map((group) => group.toJson()).toList()}));
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}
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Future<bool> saveInt(int setting) async{
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SharedPreferences prefs = await SharedPreferences.getInstance();
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return prefs.setInt(key, setting);
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}
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Future<int> getInt() async{
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SharedPreferences prefs = await SharedPreferences.getInstance();
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if(prefs.getInt(key) == null) await prefs.setInt(key, 0);
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return prefs.getInt(key);
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}
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Future<bool> saveStringlist(List<String> playList) async{
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SharedPreferences prefs = await SharedPreferences.getInstance();
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return prefs.setStringList(key, playList);
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}
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Future<List<String>> getStringList() async{
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SharedPreferences prefs = await SharedPreferences.getInstance();
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if(prefs.getStringList(key) == null) {await prefs.setStringList(key, []);}
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return prefs.getStringList(key);
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}
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Future<bool> saveString(String string) async{
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SharedPreferences prefs = await SharedPreferences.getInstance();
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return prefs.setString(key, string);
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}
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Future<String> getString() async{
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SharedPreferences prefs = await SharedPreferences.getInstance();
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if(prefs.getString(key) == null) {await prefs.setString(key, '');}
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return prefs.getString(key);
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}
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}
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