Files
PiliPlus/lib/pages/video/detail/introduction/pay_coins_page.dart
bggRGjQaUbCoE 95d84647b7 opt: coin page checkbox
Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>
2025-02-12 12:59:30 +08:00

403 lines
15 KiB
Dart

import 'dart:async';
import 'dart:math';
import 'package:PiliPlus/utils/extension.dart';
import 'package:PiliPlus/utils/storage.dart';
import 'package:flutter/material.dart';
import 'package:get/get.dart';
class PayCoinsPage extends StatefulWidget {
const PayCoinsPage({
super.key,
required this.callback,
this.copyright = 1,
});
final Function callback;
final int copyright;
@override
State<PayCoinsPage> createState() => _PayCoinsPageState();
}
class _PayCoinsPageState extends State<PayCoinsPage>
with TickerProviderStateMixin {
bool _isPaying = false;
late final _controller = PageController(viewportFraction: 0.30);
late final RxBool _coinWithLike = GStorage.coinWithLike.obs;
final _key = GlobalKey();
int get _index => _controller.hasClients ? _controller.page?.round() ?? 0 : 0;
late AnimationController _slide22Controller;
late AnimationController _scale22Controller;
late AnimationController _coinSlideController;
late AnimationController _coinFadeController;
late AnimationController _boxAnimController;
final List _images = [
'assets/images/paycoins/ic_thunder_1.png',
'assets/images/paycoins/ic_thunder_2.png',
'assets/images/paycoins/ic_thunder_3.png',
];
late int _imageIndex = -1;
Timer? _timer;
bool get _showThunder => _imageIndex != -1 && _imageIndex != _images.length;
@override
void initState() {
super.initState();
_slide22Controller = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 50),
);
_scale22Controller = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 50),
);
_coinSlideController = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 200),
);
_coinFadeController = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 100),
);
_boxAnimController = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 50),
);
_scale();
}
@override
void dispose() {
_timer?.cancel();
_slide22Controller.dispose();
_scale22Controller.dispose();
_coinSlideController.dispose();
_coinFadeController.dispose();
_boxAnimController.dispose();
_controller.dispose();
super.dispose();
}
void _scale() {
_scale22Controller.forward().whenComplete(() {
_scale22Controller.reverse();
});
}
void _onScroll(int index) {
_controller.animateToPage(
index,
duration: const Duration(milliseconds: 200),
curve: Curves.ease,
);
_scale();
}
@override
Widget build(BuildContext context) {
return LayoutBuilder(builder: (context, constraints) {
bool isV = constraints.maxHeight > constraints.maxWidth;
return isV
? _buildBody(isV)
: Row(
children: [
const Spacer(),
Expanded(child: _buildBody(isV)),
],
);
});
}
Widget _buildBody(isV) => Stack(
key: _key,
alignment: Alignment.center,
children: [
Visibility(
visible: _showThunder,
maintainSize: true,
maintainAnimation: true,
maintainState: true,
child: Image.asset(_images[_showThunder ? _imageIndex : 0]),
),
Align(
alignment: Alignment.bottomCenter,
child: GestureDetector(
behavior: HitTestBehavior.opaque,
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Row(
children: [
Visibility(
visible: !_isPaying && widget.copyright == 1,
maintainSize: true,
maintainAnimation: true,
maintainState: true,
child: GestureDetector(
onTap: _index == 0
? null
: () {
_onScroll(0);
},
child: Padding(
padding: const EdgeInsets.only(left: 12),
child: Image.asset(
width: 16,
height: 28,
_index == 0
? 'assets/images/paycoins/ic_left_disable.png'
: 'assets/images/paycoins/ic_left.png',
),
),
),
),
Expanded(
child: SizedBox(
height: 100,
child: PageView.builder(
key: PageStorageKey('PageView'),
itemCount: widget.copyright == 1 ? 2 : 1,
controller: _controller,
onPageChanged: (index) => setState(() {
_scale();
}),
itemBuilder: (context, index) {
return ListenableBuilder(
listenable: _controller,
builder: (context, child) {
double factor = index == 0 ? 1 : 0;
if (_controller
.position.hasContentDimensions) {
factor =
1 - (_controller.page! - index).abs();
}
return Visibility(
visible: !_isPaying || _index == index,
child: Center(
child: SizedBox(
height: 70 + (factor * 30),
width: 70 + (factor * 30),
child: Stack(
alignment: Alignment.center,
children: [
SlideTransition(
position:
_boxAnimController.drive(
Tween(
begin: const Offset(0.0, 0.0),
end: const Offset(0.0, -0.2),
),
),
child: Image.asset(
'assets/images/paycoins/ic_pay_coins_box.png',
),
),
SlideTransition(
position:
_coinSlideController.drive(
Tween(
begin: const Offset(0.0, 0.0),
end: const Offset(0.0, -2),
),
),
child: FadeTransition(
opacity: Tween<double>(
begin: 1, end: 0)
.animate(
_coinFadeController),
child: Image.asset(
height: 35 + (factor * 15),
width: 35 + (factor * 15),
index == 0
? 'assets/images/paycoins/ic_coins_one.png'
: 'assets/images/paycoins/ic_coins_two.png',
),
),
),
],
),
),
),
);
},
);
},
),
),
),
Visibility(
visible: !_isPaying && widget.copyright == 1,
maintainSize: true,
maintainAnimation: true,
maintainState: true,
child: GestureDetector(
onTap: _index == 1
? null
: () {
_onScroll(1);
},
child: Padding(
padding: const EdgeInsets.only(right: 12),
child: Image.asset(
width: 16,
height: 28,
_index == 1
? 'assets/images/paycoins/ic_right_disable.png'
: 'assets/images/paycoins/ic_right.png',
),
),
),
),
],
),
SizedBox(height: isV ? 25 : 10),
GestureDetector(
behavior: HitTestBehavior.opaque,
onPanUpdate: _handlePanUpdate,
child: SizedBox(
width: double.infinity,
height: 155,
child: Center(
child: GestureDetector(
onTap: _onPayCoin,
onPanUpdate: (e) => _handlePanUpdate(e, true),
child: ScaleTransition(
scale: _scale22Controller.drive(
Tween(begin: 1, end: 1.1),
),
child: SlideTransition(
position: _slide22Controller.drive(
Tween(
begin: const Offset(0.0, 0.0),
end: const Offset(0.0, -0.2),
),
),
child: SizedBox(
width: 110,
height: 155,
child: Image.asset(
_index == 0
? 'assets/images/paycoins/ic_22_mario.png'
: 'assets/images/paycoins/ic_22_gun_sister.png',
),
),
),
),
),
),
),
),
const SizedBox(height: 10),
Stack(
alignment: Alignment.centerLeft,
children: [
GestureDetector(
onTap: () {
_coinWithLike.value = _coinWithLike.value.not;
GStorage.setting.put(
SettingBoxKey.coinWithLike,
_coinWithLike.value,
);
},
child: Row(
mainAxisSize: MainAxisSize.min,
children: [
const SizedBox(width: 12),
Obx(
() => Icon(
_coinWithLike.value
? Icons.check_box_outlined
: Icons.check_box_outline_blank,
size: 20,
color: Colors.white,
),
),
const Text(
' 同时点赞',
style: TextStyle(color: Colors.white),
),
],
),
),
Center(
child: GestureDetector(
onTap: Get.back,
child: SizedBox(
width: 30,
height: 30,
child: Image.asset(
'assets/images/paycoins/ic_panel_close.png',
),
),
),
),
],
),
SizedBox(
height: (isV ? 50 : 10) +
MediaQuery.of(context).padding.bottom),
],
),
),
),
],
);
void _handlePanUpdate(DragUpdateDetails e, [bool needV = false]) {
if (needV && e.delta.dy.abs() > max(2, e.delta.dx.abs())) {
if (e.delta.dy < 0) {
_onPayCoin();
}
} else if (widget.copyright == 1 &&
e.delta.dx.abs() > max(2, e.delta.dy.abs())) {
if (e.delta.dx > 0) {
if (_index == 1) {
_onScroll(0);
setState(() {});
}
} else {
if (_index == 0) {
_onScroll(1);
setState(() {});
}
}
}
}
void _onPayCoin() {
if (_isPaying) return;
setState(() {
_isPaying = true;
});
_slide22Controller.forward().whenComplete(() {
_slide22Controller.reverse().whenComplete(() {
if (_index == 1) {
_timer ??= Timer.periodic(const Duration(milliseconds: 50 ~/ 3), (_) {
if (_imageIndex != _images.length) {
setState(() {
_imageIndex = _imageIndex + 1;
});
} else {
_timer?.cancel();
}
});
}
_boxAnimController.forward().whenComplete(() {
_boxAnimController.reverse();
});
_coinSlideController.forward().whenComplete(() {
_coinFadeController.forward().whenComplete(() {
Get.back();
widget.callback(_index + 1, _coinWithLike.value);
});
});
});
});
}
}