demo/xinhuaribao/lib/widget/auth_gesture_detector.dart

import 'package:flutter/material.dart';
import 'package:go_router/go_router.dart';
import 'package:news_app/constant/config.dart';

/// @author: bo.zeng
/// @email: cnhbwds@gmail.com
/// @date: 2025 2025/4/25 12:57
/// @description:

class AuthGestureDetector extends StatelessWidget {
  final Widget child;

  // === 原生 GestureDetector 参数 ===
  final GestureTapCallback? onTap;
  final GestureTapDownCallback? onTapDown;
  final GestureTapUpCallback? onTapUp;
  final GestureTapCancelCallback? onTapCancel;
  final GestureLongPressCallback? onLongPress;
  final HitTestBehavior? behavior;
  final bool excludeFromSemantics;

  // === 防抖设置 ===
  final Duration debounceDuration;

  // 用于保存最近点击时间（静态，全局防抖）
  static DateTime? _lastTapTime;

  const AuthGestureDetector({
    super.key,
    required this.child,
    this.onTap,
    this.onTapDown,
    this.onTapUp,
    this.onTapCancel,
    this.onLongPress,
    this.behavior,
    this.excludeFromSemantics = false,
    this.debounceDuration = const Duration(milliseconds: 500),
  });

  bool _canTapNow() {
    final now = DateTime.now();
    if (_lastTapTime == null ||
        now.difference(_lastTapTime!) > debounceDuration) {
      _lastTapTime = now;
      return true;
    }
    return false;
  }

  @override
  Widget build(BuildContext context) {
    return GestureDetector(
      behavior: behavior,
      excludeFromSemantics: excludeFromSemantics,
      onTap: () {
        if (!_canTapNow()) return;
        if (uuid.isNotEmpty) {
          onTap?.call();
        } else {
          context.push("/login");
        }
      },
      onTapDown: onTapDown,
      onTapUp: onTapUp,
      onTapCancel: onTapCancel,
      onLongPress: onLongPress,
      child: child,
    );
  }
}