chore: 初始化脚手架 — sunny_mochi 企业级 Flutter 模板

Core 基础设施:Flavor 三包体系、Drift+SQLCipher 加密数据库
7 拦截器 Dio 网络栈、CrashReporter 崩溃日志、Sealed Failure 错误体系
5 色板主题系统、Auth 认证骨架(Clean Architecture)、Dev Panel、Mock Adapter

通过验证:flutter analyze(0 errors)、flutter test(全绿)、staging APK 74.8MB
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SkyJourney
2026-05-14 12:51:05 +08:00
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import 'dart:async';
import 'package:flutter/widgets.dart';
/// 短信验证码倒计时 mixin — 抽自 phone_add / old_phone_verify 重复模板。
///
/// 用法(任意 [State] 子类,包含 ConsumerState):
/// ```dart
/// class _MyPageState extends ConsumerState<MyPage>
/// with SmsCountdownMixin<MyPage> {
///
/// Future<void> _sendCode() async {
/// await repo.sendSms(phone);
/// startSmsCountdown(); // 默认 60s
/// }
///
/// @override
/// Widget build(BuildContext context) {
/// final text = isSmsCountingDown ? '${smsCountdown}s 后重发' : '发送验证码';
/// ...
/// }
/// }
/// ```
///
/// dispose 时自动 cancel Timer,子类 `super.dispose()` 即可。
mixin SmsCountdownMixin<T extends StatefulWidget> on State<T> {
int _countdown = 0;
Timer? _timer;
/// 当前剩余秒数(0 = 未运行)
int get smsCountdown => _countdown;
/// 是否正在倒计时
bool get isSmsCountingDown => _countdown > 0;
/// 启动倒计时(重复调用会取消上一个 Timer 重新开始)。
void startSmsCountdown({int seconds = 60}) {
_timer?.cancel();
setState(() => _countdown = seconds);
_timer = Timer.periodic(const Duration(seconds: 1), (t) {
if (!mounted) {
t.cancel();
return;
}
setState(() {
_countdown -= 1;
if (_countdown <= 0) t.cancel();
});
});
}
@override
void dispose() {
_timer?.cancel();
super.dispose();
}
}