39 lines
1.3 KiB
Dart
39 lines
1.3 KiB
Dart
import 'package:flutter/foundation.dart';
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/// 全局用户快照；积分等用 [ValueNotifier] 驱动 UI。
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class UserState {
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UserState._();
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static final ValueNotifier<String?> userId = ValueNotifier<String?>(null);
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static final ValueNotifier<int> credits = ValueNotifier<int>(0);
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static final ValueNotifier<String?> avatar = ValueNotifier<String?>(null);
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static final ValueNotifier<String?> userName = ValueNotifier<String?>(null);
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static final ValueNotifier<String?> countryCode = ValueNotifier<String?>(null);
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static void setUserId(String? id) => userId.value = id;
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static void setCredits(int v) => credits.value = v;
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static void setAvatar(String? v) => avatar.value = v;
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static void setUserName(String? v) => userName.value = v;
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static void setCountryCode(String? v) => countryCode.value = v;
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static void applyLogin({
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String? userId,
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int? credits,
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String? avatar,
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String? userName,
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}) {
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if (userId != null) UserState.userId.value = userId;
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if (credits != null) UserState.credits.value = credits;
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if (avatar != null) UserState.avatar.value = avatar;
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if (userName != null) UserState.userName.value = userName;
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}
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static void clear() {
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userId.value = null;
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credits.value = 0;
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avatar.value = null;
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userName.value = null;
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countryCode.value = null;
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}
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}
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