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import 'package:firedart/firedart.dart'; | |
import 'package:hive/hive.dart'; | |
/// Stores tokens using a Hive store. | |
/// Depends on the Hive plugin: https://pub.dev/packages/hive | |
class HiveStore extends TokenStore { | |
static const keyToken = "auth_token"; | |
static Future<HiveStore> create() async { | |
// Make sure you call both: | |
// Hive.init(storePath); | |
// Hive.registerAdapter(TokenAdapter(), adapterId); | |
var box = await Hive.openBox("auth_store", | |
compactionStrategy: (entries, deletedEntries) => deletedEntries > 50); | |
return HiveStore._internal(box); | |
} | |
final Box _box; | |
HiveStore._internal(this._box); | |
@override | |
Token read() => _box.get(keyToken); | |
@override | |
void write(Token token) => _box.put(keyToken, token); | |
@override | |
void delete() => _box.delete(keyToken); | |
} | |
class TokenAdapter extends TypeAdapter<Token> { | |
@override | |
final typeId = 42; | |
@override | |
void write(BinaryWriter writer, Token token) => | |
writer.writeMap(token.toMap()); | |
@override | |
Token read(BinaryReader reader) => | |
Token.fromMap(reader.readMap().map<String, dynamic>( | |
(key, value) => MapEntry<String, dynamic>(key, value))); | |
} |
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With
This code will not work as it does not support the null safe (and it
extends TokenStore
).You will get some errors.
In order to fix this you need to add
?
to both@override Token read()
and@override void write(Token token)
override methods like this: