didvan-app/lib/views/authentication/screens/verification.dart

304 lines
11 KiB
Dart

// ignore_for_file: deprecated_member_use
import 'dart:async';
import 'package:flutter/gestures.dart';
import 'package:flutter_svg/flutter_svg.dart';
import 'package:url_launcher/url_launcher_string.dart';
import 'package:didvan/config/design_config.dart';
import 'package:didvan/config/theme_data.dart';
import 'package:didvan/providers/user.dart';
import 'package:didvan/utils/extension.dart';
import 'package:didvan/views/authentication/authentication_state.dart';
import 'package:didvan/views/authentication/widgets/authentication_layout.dart';
import 'package:didvan/views/widgets/didvan/button.dart';
import 'package:didvan/views/widgets/didvan/text.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/material.dart';
import 'package:pin_code_fields/pin_code_fields.dart';
import 'package:provider/provider.dart';
import 'package:sms_autofill/sms_autofill.dart';
class Verification extends StatefulWidget {
const Verification({Key? key}) : super(key: key);
@override
State<Verification> createState() => _VerificationState();
}
class _VerificationState extends State<Verification> {
Timer? _timer;
int _secondsRemaining = 119;
bool _isResendButtonEnabled = false;
bool _isConfirmButtonEnabled = false;
String _completedCode = "";
bool _hasError = false;
@override
void initState() {
final state = context.read<AuthenticationState>();
if (state.username == '') {
final user = context.read<UserProvider>().user;
state.username = user.phoneNumber;
}
Future.delayed(
Duration.zero,
state.sendOtpToken,
);
_handleTimer();
super.initState();
_listenForSms();
}
Future<void> _listenForSms() async {
if (kDebugMode) {
print("<<<<< در حال تلاش برای دریافت امضای برنامه >>>>>");
}
final appSignature = await SmsAutoFill().getAppSignature;
if (kDebugMode) {
print("App Signature: $appSignature");
}
await SmsAutoFill().listenForCode();
}
@override
Widget build(BuildContext context) {
final AuthenticationState state = context.read<AuthenticationState>();
final errorColor = Theme.of(context).colorScheme.error;
final primaryColor = Theme.of(context).colorScheme.primary;
final borderColor = Theme.of(context).colorScheme.border;
final textColor = Theme.of(context).colorScheme.text;
return WillPopScope(
onWillPop: () async {
_timer?.cancel();
if (state.currentPageIndex == 0) {
return true;
}
if (state.currentPageIndex == 2 && !state.hasPassword) {
state.currentPageIndex = 0;
return false;
}
state.currentPageIndex--;
return false;
},
child: AuthenticationLayout(
children: [
Row(
mainAxisAlignment: MainAxisAlignment.center,
crossAxisAlignment: CrossAxisAlignment.baseline,
textBaseline: TextBaseline.alphabetic,
children: [
DidvanText('کد تایید پنج رقمی به شماره ',
style: Theme.of(context).textTheme.titleSmall,
fontWeight: FontWeight.normal,
color: Theme.of(context).colorScheme.caption),
DidvanText(
state.username.toString().convertToPersianDigits(),
style: Theme.of(context).textTheme.titleMedium?.copyWith(
fontWeight: FontWeight.normal,
fontSize: 15,
color: Theme.of(context).colorScheme.caption),
),
DidvanText(' ارسال شد.',
style: Theme.of(context).textTheme.titleSmall,
fontWeight: FontWeight.normal,
color: Theme.of(context).colorScheme.caption),
],
),
const SizedBox(height: 8),
InkWell(
onTap: () {
_timer?.cancel();
state.currentPageIndex = 0;
},
borderRadius: DesignConfig.lowBorderRadius,
child: Padding(
padding:
const EdgeInsets.symmetric(horizontal: 8.0, vertical: 4.0),
child: Row(
mainAxisSize: MainAxisSize.min,
mainAxisAlignment: MainAxisAlignment.center,
children: [
SvgPicture.asset('lib/assets/icons/pen.svg',height: 20,),
const SizedBox(width: 8),
DidvanText(
'شماره همراه',
style: Theme.of(context).textTheme.titleSmall,
fontWeight: FontWeight.normal,
color: primaryColor,
),
],
),
),
),
const SizedBox(
height: 24,
),
Directionality(
textDirection: TextDirection.ltr,
child: PinCodeTextField(
keyboardType: TextInputType.number,
animationType: AnimationType.scale,
cursorColor: textColor,
textStyle: TextStyle(
fontSize: 20,
color: _hasError ? const Color.fromARGB(255, 178, 4, 54) : textColor,
),
pinTheme: PinTheme(
fieldHeight: 58,
fieldWidth: 58,
selectedColor: _hasError ? const Color.fromARGB(255, 178, 4, 54) : primaryColor,
inactiveColor: _hasError ? const Color.fromARGB(255, 178, 4, 54) : borderColor,
activeFillColor: _hasError ? const Color.fromARGB(255, 178, 4, 54) : primaryColor, // بستگی به طراحی شما دارد
activeColor: _hasError ? const Color.fromARGB(255, 178, 4, 54) : primaryColor,
borderRadius: DesignConfig.lowBorderRadius,
borderWidth: 1,
shape: PinCodeFieldShape.box,
),
appContext: context,
length: 6,
onCompleted: (value) async {
final result = await state.verifyOtpToken(value);
if (result) {
_timer?.cancel();
}
},
onChanged: (value) {
setState(() {
_completedCode = value;
_isConfirmButtonEnabled = value.length == 6;
if (_hasError) {
_hasError = false;
}
});
},
),
),
_isResendButtonEnabled
? InkWell(
onTap: () {
_handleTimer();
state.sendOtpToken();
},
borderRadius: DesignConfig.lowBorderRadius,
child: Padding(
padding: const EdgeInsets.symmetric(
horizontal: 8.0, vertical: 4.0),
child: DidvanText(
'دریافت مجدد کد',
style: Theme.of(context).textTheme.titleSmall,
fontWeight: FontWeight.normal,
color: const Color.fromARGB(255, 0 ,126, 167),
),
),
)
: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
SvgPicture.asset('lib/assets/icons/clock.svg',color: const Color.fromARGB(255, 0 ,126, 167) ,),
const SizedBox(width: 5,),
DidvanText(
'$_secondsRemaining ثانیه',
style: Theme.of(context).textTheme.titleSmall?.copyWith(
fontWeight: FontWeight.normal,
color: const Color.fromARGB(255, 0 ,126, 167),
),
),
DidvanText(
' تا دریافت مجدد کد',
style: Theme.of(context).textTheme.titleSmall,
fontWeight: FontWeight.normal,
color: const Color.fromARGB(255, 0 ,126, 167),
),
],
),
const SizedBox(height: 10,),
DidvanButton(
enabled: _isConfirmButtonEnabled,
onPressed: () async {
if (_completedCode.length == 6) {
final result = await state.verifyOtpToken(_completedCode);
if (!result) {
if (mounted) setState(() => _hasError = true);
}
}
},
title: 'تایید کد',
),
const SizedBox(
height: 24,
),
Padding(
padding: const EdgeInsets.symmetric(horizontal: 20),
child: RichText(
textAlign: TextAlign.center,
text: TextSpan(
style: Theme.of(context).textTheme.bodySmall,
children: [
const TextSpan(text: 'با ورود به اپلیکیشن دیدوان،'),
TextSpan(
text: ' شرایط ',
style: Theme.of(context)
.textTheme
.bodySmall!
.copyWith(color: Theme.of(context).colorScheme.primary),
recognizer: TapGestureRecognizer()
..onTap = () => launchUrlString(
'https://didvan.com/terms-of-use#conditions',
mode: LaunchMode.inAppWebView),
),
const TextSpan(text: 'و\n'),
TextSpan(
text: ' قوانین حریم خصوصی ',
style: Theme.of(context)
.textTheme
.bodySmall!
.copyWith(color: Theme.of(context).colorScheme.primary),
recognizer: TapGestureRecognizer()
..onTap = () => launchUrlString(
'https://didvan.com/terms-of-use#privacy',
mode: LaunchMode.inAppWebView),
),
const TextSpan(text: 'را می‌پذیرم'),
],
),
),
),
const SizedBox(
height: 24,
),
],
),
);
}
Future<void> _handleTimer() async {
_timer?.cancel();
_isResendButtonEnabled = false;
_timer = Timer.periodic(const Duration(seconds: 1), (timer) {
try {
setState(() {
_secondsRemaining -= 1;
if (_secondsRemaining == 0) {
_isResendButtonEnabled = true;
_secondsRemaining = 129;
_timer?.cancel();
}
});
} catch (e) {
_timer?.cancel();
}
});
setState(() {});
}
}