400 lines
12 KiB
Dart
Executable File
400 lines
12 KiB
Dart
Executable File
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import 'dart:convert';
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import 'dart:math';
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import 'package:flustars/flustars.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter_screenutil/flutter_screenutil.dart';
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import 'package:get/get.dart';
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import 'package:star_lock/common/safetyVerification/entity/CheckSafetyVerificationEntity.dart';
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import 'package:star_lock/common/safetyVerification/entity/SafetyVerificationEntity.dart';
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import 'package:star_lock/common/safetyVerification/safetyVerification_logic.dart';
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import 'package:star_lock/common/safetyVerification/safetyVerification_state.dart';
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import '../../app_settings/app_colors.dart';
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import '../../network/api_repository.dart';
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import '../../tools/titleAppBar.dart';
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class SafetyVerificationPage extends StatefulWidget {
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const SafetyVerificationPage({Key? key}) : super(key: key);
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@override
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State<SafetyVerificationPage> createState() => _SafetyVerificationPageState();
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}
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class _SafetyVerificationPageState extends State<SafetyVerificationPage> with TickerProviderStateMixin {
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final SafetyVerificationLogic logic = Get.put(SafetyVerificationLogic());
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final SafetyVerificationState state = Get.find<SafetyVerificationLogic>().state;
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String baseImageBase64 = '';
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String slideImageBase64 = '';
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Size baseSize = Size.zero; //底部基类图片
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Size slideSize = Size.zero; //滑块图片
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double sliderStartX = 0; //滑块未拖前的X坐标
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bool sliderMoveFinish = false; //滑块拖动结束
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bool checkResultAfterDrag = false; //拖动后的校验结果
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//-------------动画------------
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int _checkMilliseconds = 0; //滑动时间
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bool _showTimeLine = false; //是否显示动画部件
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bool _checkSuccess = false; //校验是否成功
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AnimationController? controller;
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//高度动画
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Animation<double>? offsetAnimation;
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final double _bottomSliderSize = 60;
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//加载验证码
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Future<void> loadCaptcha() async {
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setState(() {
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_showTimeLine = false;
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sliderMoveFinish = false;
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checkResultAfterDrag = false;
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});
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final SafetyVerificationEntity entity = await ApiRepository.to.getSliderVerifyImg(state.getData['countryCode'].toString(), state.getData['account'].toString());
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if(entity.errorCode! == 0){
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state.sliderXMoved.value = 0;
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sliderStartX = 0;
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checkResultAfterDrag = false;
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baseImageBase64 = entity.data!.bigImg!;
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slideImageBase64 = entity.data!.smallImg!;
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final Rect baseR = await WidgetUtil.getImageWH(
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image: Image.memory(const Base64Decoder().convert(baseImageBase64)));
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baseSize = baseR.size;
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final Rect silderR = await WidgetUtil.getImageWH(
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image: Image.memory(const Base64Decoder().convert(slideImageBase64)));
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slideSize = silderR.size;
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setState(() {});
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} else {
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}
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}
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//校验验证码
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Future<void> checkCaptcha(sliderMovedX, {BuildContext? myContext}) async {
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setState(() {
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sliderMoveFinish = true;
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});
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final CheckSafetyVerificationEntity entity = await ApiRepository.to.checkSliderVerifyImg(state.getData['countryCode'].toString(), state.getData['account'].toString(), sliderMovedX.toString());
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if(entity.errorCode! == 0){
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checkSuccess('captchaVerification');
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}else{
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state.sliderXMoved.value = 0;
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sliderStartX = 0;
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checkResultAfterDrag = false;
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setState(() {});
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}
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}
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@override
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void initState() {
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super.initState();
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initAnimation();
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loadCaptcha();
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}
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// 初始化动画
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void initAnimation() {
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controller =
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AnimationController(duration: const Duration(milliseconds: 500), vsync: this);
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offsetAnimation = Tween<double>(begin: 0.5, end: 0)
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.animate(CurvedAnimation(parent: controller!, curve: Curves.ease))
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..addListener(() {
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setState(() {});
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});
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}
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@override
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void didUpdateWidget(SafetyVerificationPage oldWidget) {
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super.didUpdateWidget(oldWidget);
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}
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@override
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Widget build(BuildContext context) {
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return MaxScaleTextWidget(
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child: buildContent(context),
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);
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}
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Widget buildContent(BuildContext context) {
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final MediaQueryData mediaQuery = MediaQuery.of(context);
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double dialogWidth = 0.9 * mediaQuery.size.width;
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if (dialogWidth < 330) {
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dialogWidth = mediaQuery.size.width;
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}
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return Scaffold(
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backgroundColor: Colors.white,
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appBar: TitleAppBar(
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barTitle: '安全验证'.tr,
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haveBack: true,
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backgroundColor: AppColors.mainColor),
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body: Container(
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// key: _containerKey,
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width: 1.sw,
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// height: 340,
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color: Colors.white,
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child: Column(
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mainAxisAlignment: MainAxisAlignment.start,
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crossAxisAlignment: CrossAxisAlignment.center,
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children: <Widget>[
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_topContainer(),
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_middleContainer(),
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_bottomContainer(),
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],
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),
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),
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);
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}
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//校验通过
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void checkSuccess(String content) {
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setState(() {
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checkResultAfterDrag = true;
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_checkSuccess = true;
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_showTimeLine = true;
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});
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_forwardAnimation();
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//刷新验证码
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Future.delayed(const Duration(milliseconds: 1000)).then((v) {
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_reverseAnimation().then((v) {
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setState(() {
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_showTimeLine = false;
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});
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//关闭验证码
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Navigator.pop(context, <String, String>{'xWidth': state.sliderXMoved.value.toString()});
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});
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});
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}
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//校验失败
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void checkFail() {
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setState(() {
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_showTimeLine = true;
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_checkSuccess = false;
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checkResultAfterDrag = false;
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});
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_forwardAnimation();
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//刷新验证码
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Future.delayed(const Duration(milliseconds: 1000)).then((v) {
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_reverseAnimation().then((v) {
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setState(() {
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_showTimeLine = false;
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});
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loadCaptcha();
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//回调
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// if (widget.onFail != null) {
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// widget.onFail!();
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// }
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});
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});
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}
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// 反向执行动画
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_reverseAnimation() async {
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await controller!.reverse();
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}
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// 正向执行动画
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_forwardAnimation() async {
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await controller!.forward();
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}
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///顶部，提示+关闭
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_topContainer() {
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return Container(
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height: 70.h,
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padding: const EdgeInsets.fromLTRB(10, 0, 10, 0),
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decoration: const BoxDecoration(
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border: Border(bottom: BorderSide(width: 1, color: Color(0xffe5e5e5))),
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),
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child: Row(
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mainAxisAlignment: MainAxisAlignment.spaceBetween,
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children: <Widget>[
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Text('拖动下方滑块完成拼图'.tr, style: TextStyle(fontSize: 26.sp),),
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IconButton(
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icon: const Icon(Icons.refresh),
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iconSize: 30,
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color: Colors.black54,
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onPressed: loadCaptcha),
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],
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),
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);
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}
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_middleContainer() {
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////显示验证码
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return Container(
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margin: const EdgeInsets.symmetric(vertical: 10),
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child: Stack(
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children: <Widget>[
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///底图 310*155
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if (baseImageBase64.isNotEmpty) Image.memory(
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const Base64Decoder().convert(baseImageBase64),
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fit: BoxFit.fitWidth,
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// key: _baseImageKey,
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gaplessPlayback: true,
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) else Container(
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width: 310,
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height: 155,
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alignment: Alignment.center,
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child: const CircularProgressIndicator(),
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),
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///滑块图
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if (slideImageBase64.isNotEmpty) Obx(() => Container(
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margin: EdgeInsets.fromLTRB(state.sliderXMoved.value, 0, 0, 0),
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child: Image.memory(const Base64Decoder().convert(slideImageBase64),
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fit: BoxFit.fitHeight,
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// key: _slideImageKey,
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gaplessPlayback: true,
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),
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)) else Container(),
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Positioned(
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bottom: 0,
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left: -10,
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right: -10,
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child: Offstage(
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offstage: !_showTimeLine,
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child: FractionalTranslation(
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translation: Offset(0, offsetAnimation!.value),
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child: Container(
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margin: const EdgeInsets.only(left: 10, right: 10),
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height: 40,
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color: _checkSuccess ? const Color(0x7F66BB6A) : const Color.fromRGBO(200, 100, 100, 0.4),
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alignment: Alignment.centerLeft,
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child: Text(
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_checkSuccess
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? '${(_checkMilliseconds / (60.0 * 12)).toStringAsFixed(2)}s${'验证成功'.tr}'
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: '验证失败',
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style: const TextStyle(color: Colors.white),
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),
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),
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),
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)),
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Positioned(
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bottom: -20,
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left: 0,
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right: 0,
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child: Offstage(
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offstage: !_showTimeLine,
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child: Container(
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margin: const EdgeInsets.only(left: 10, right: 10),
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height: 20,
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color: Colors.white,
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),
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))
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],
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),
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);
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}
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///底部，滑动区域
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Widget _bottomContainer() {
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return baseSize.width >0 ?
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SizedBox(
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height: 70,
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width: baseSize.width,
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child: Stack(
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alignment: AlignmentDirectional.centerStart,
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children: <Widget>[
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Container(
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height: _bottomSliderSize,
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decoration: BoxDecoration(
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border: Border.all(
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width: 1,
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color: const Color(0xffe5e5e5),
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),
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color: const Color(0xfff8f9fb),
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),
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),
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Container(
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alignment: Alignment.center,
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child: Text('向右拖动滑块填充拼图'.tr, style: const TextStyle(fontSize: 16),),
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),
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Obx(() => Container(
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width: state.sliderXMoved.value,
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height: _bottomSliderSize-2,
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color: const Color(0xfff3fef1),
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)),
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GestureDetector(
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onPanStart: (DragStartDetails startDetails) {
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///开始
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_checkMilliseconds = DateTime.now().millisecondsSinceEpoch;
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sliderStartX = startDetails.localPosition.dx;
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},
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onPanUpdate: (DragUpdateDetails updateDetails) {
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///更新
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double offset = updateDetails.localPosition.dx - sliderStartX;
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if(offset < 0){
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offset = 0;
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}
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setState(() {
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state.sliderXMoved.value = offset;
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});
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},
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onPanEnd: (DragEndDetails endDetails) { //结束
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checkCaptcha(state.sliderXMoved.value);
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final int nowTime = DateTime.now().millisecondsSinceEpoch;
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_checkMilliseconds = nowTime - _checkMilliseconds;
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},
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child: Obx(() {
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return Container(
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width: _bottomSliderSize,
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height: _bottomSliderSize,
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margin: EdgeInsets.only(left: state.sliderXMoved.value > 0 ? state.sliderXMoved.value : 1),
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decoration: const BoxDecoration(
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border: Border(
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top: BorderSide(width: 1, color: Color(0xffe5e5e5)),
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right: BorderSide(width: 1, color: Color(0xffe5e5e5)),
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bottom: BorderSide(width: 1, color: Color(0xffe5e5e5)),
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),
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color: Colors.white,
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),
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child: IconButton(
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icon: const Icon(Icons.arrow_forward),
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iconSize: 30,
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color: Colors.black54, onPressed: () {},
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),
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);
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}),
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)
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],
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))
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: Container();
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}
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@override
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void dispose() {
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controller!.dispose();
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super.dispose();
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}
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}
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class MaxScaleTextWidget extends StatelessWidget {
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const MaxScaleTextWidget({Key? key, this.max = 1.0, required this.child}) : super(key: key);
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final double max;
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final Widget child;
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@override
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Widget build(BuildContext context) {
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final MediaQueryData data = MediaQuery.of(context);
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final double textScaleFactor = min(max, data.textScaleFactor);
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return MediaQuery(data: data.copyWith(textScaleFactor: textScaleFactor), child: child);
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}
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}
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