elCaribe app - customization and branding
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263
news-app/lib/ui/screens/auth/RequestOtpScreen.dart
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263
news-app/lib/ui/screens/auth/RequestOtpScreen.dart
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import 'package:country_code_picker/country_code_picker.dart';
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import 'package:firebase_auth/firebase_auth.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:news/cubits/appSystemSettingCubit.dart';
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import 'package:news/ui/styles/colors.dart';
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import 'package:news/ui/widgets/customTextLabel.dart';
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import 'package:news/ui/widgets/SnackBarWidget.dart';
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import 'package:news/app/routes.dart';
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import 'package:news/utils/uiUtils.dart';
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import 'package:news/utils/internetConnectivity.dart';
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import 'package:news/utils/validators.dart';
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class RequestOtp extends StatefulWidget {
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const RequestOtp({super.key});
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@override
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RequestOtpState createState() => RequestOtpState();
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}
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class RequestOtpState extends State<RequestOtp> {
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TextEditingController phoneC = TextEditingController();
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String? phone, conCode;
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final GlobalKey<FormState> _formkey = GlobalKey<FormState>();
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bool isLoading = false;
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CountryCode? code;
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String? verificationId;
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String errorMessage = '';
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final FirebaseAuth _auth = FirebaseAuth.instance;
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int forceResendingToken = 0;
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@override
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void initState() {
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super.initState();
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}
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@override
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void dispose() {
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super.dispose();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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body: Stack(
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children: <Widget>[
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SafeArea(
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child: showContent(),
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),
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UiUtils.showCircularProgress(isLoading, Theme.of(context).primaryColor)
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],
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));
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}
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//show form content
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showContent() {
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return Container(
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padding: const EdgeInsetsDirectional.all(20.0),
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child: SingleChildScrollView(
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child: Form(
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key: _formkey,
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child: Column(crossAxisAlignment: CrossAxisAlignment.start, children: <Widget>[
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Align(
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//backButton
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alignment: Alignment.topLeft,
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child: InkWell(onTap: () => Navigator.of(context).pop(), splashColor: Colors.transparent, child: const Icon(Icons.keyboard_backspace_rounded))),
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const SizedBox(height: 50),
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otpVerifySet(),
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enterMblSet(),
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receiveDigitSet(),
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setCodeWithMono(),
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reqOtpBtn()
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]))),
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);
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}
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otpVerifySet() {
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return CustomTextLabel(
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text: 'loginLbl',
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textStyle: Theme.of(context).textTheme.headlineSmall?.copyWith(color: UiUtils.getColorScheme(context).primaryContainer, fontWeight: FontWeight.w800, letterSpacing: 0.5),
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textAlign: TextAlign.center);
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}
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enterMblSet() {
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return Padding(
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padding: const EdgeInsets.only(top: 35.0),
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child: CustomTextLabel(
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text: 'enterMblLbl',
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textStyle: Theme.of(context).textTheme.bodyLarge?.copyWith(color: UiUtils.getColorScheme(context).primaryContainer, fontWeight: FontWeight.w500),
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),
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);
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}
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receiveDigitSet() {
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return Container(
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padding: const EdgeInsets.only(top: 20.0),
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child: CustomTextLabel(
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text: 'receiveDigitLbl',
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textStyle: Theme.of(context).textTheme.bodyMedium?.copyWith(color: UiUtils.getColorScheme(context).primaryContainer.withOpacity(0.8), fontSize: 14),
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textAlign: TextAlign.left),
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);
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}
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setCodeWithMono() {
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return Padding(
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padding: const EdgeInsets.only(top: 30.0),
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child: Container(
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decoration: BoxDecoration(borderRadius: BorderRadius.circular(10.0), color: Theme.of(context).colorScheme.surface),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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mainAxisAlignment: MainAxisAlignment.start,
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children: <Widget>[setCountryCode(), setMono()],
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)));
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}
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setCountryCode() {
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double width = MediaQuery.of(context).size.width;
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double height = MediaQuery.of(context).size.height;
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return SizedBox(
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height: 45,
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child: CountryCodePicker(
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boxDecoration: BoxDecoration(color: Theme.of(context).colorScheme.surface),
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searchDecoration: InputDecoration(hintStyle: TextStyle(color: UiUtils.getColorScheme(context).primaryContainer), fillColor: UiUtils.getColorScheme(context).primaryContainer),
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initialSelection: context.read<AppConfigurationCubit>().getCountryCode(),
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dialogSize: Size(width - 50, height - 50),
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builder: (CountryCode? code) {
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return Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Padding(
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padding: const EdgeInsetsDirectional.only(top: 10.0, bottom: 10.0, start: 20.0, end: 4.0),
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child:
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ClipRRect(borderRadius: BorderRadius.circular(3.0), child: Image.asset(code!.flagUri.toString(), package: 'country_code_picker', height: 30, width: 30, fit: BoxFit.cover))),
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Container(
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//CountryCode
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width: 55.0,
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height: 55.0,
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alignment: Alignment.center,
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child: CustomTextLabel(
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text: code.dialCode.toString(),
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textStyle: Theme.of(context).textTheme.titleMedium?.copyWith(color: UiUtils.getColorScheme(context).primaryContainer.withOpacity(0.7)),
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overflow: TextOverflow.ellipsis,
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softWrap: true)),
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],
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);
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},
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onChanged: (CountryCode countryCode) {
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conCode = countryCode.dialCode;
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},
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onInit: (CountryCode? code) {
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conCode = code?.dialCode;
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}));
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}
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setMono() {
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return Expanded(
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child: Padding(
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padding: const EdgeInsetsDirectional.only(top: 5.0, bottom: 15.0),
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child: Container(
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height: 40,
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width: MediaQuery.of(context).size.width * 0.57,
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alignment: Alignment.center,
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child: TextFormField(
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keyboardType: const TextInputType.numberWithOptions(signed: true, decimal: true),
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controller: phoneC,
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style: Theme.of(context).textTheme.titleMedium?.copyWith(color: UiUtils.getColorScheme(context).primaryContainer.withOpacity(0.7)),
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inputFormatters: [FilteringTextInputFormatter.digitsOnly],
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validator: (val) => Validators.mobValidation(val!, context),
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onSaved: (String? value) => phone = value,
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decoration: InputDecoration(
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hintText: UiUtils.getTranslatedLabel(context, 'enterMblLbl'),
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hintStyle: Theme.of(context).textTheme.titleSmall?.copyWith(color: UiUtils.getColorScheme(context).primaryContainer.withOpacity(0.5)),
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enabledBorder: InputBorder.none,
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focusedBorder: InputBorder.none,
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),
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)),
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),
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);
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}
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Future<void> verifyPhone(BuildContext context) async {
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try {
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await _auth.verifyPhoneNumber(
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phoneNumber: (conCode!.contains("+")) ? "$conCode${phoneC.text.trim()}" : "+$conCode${phoneC.text.trim()}",
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verificationCompleted: (AuthCredential phoneAuthCredential) {
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showSnackBar(phoneAuthCredential.toString(), context);
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},
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verificationFailed: (FirebaseAuthException exception) {
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setState(() => isLoading = false);
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if (exception.code == "invalid-phone-number") {
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//invalidPhoneNumber
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showSnackBar(UiUtils.getTranslatedLabel(context, 'invalidPhoneNumber'), context);
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} else {
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showSnackBar('${exception.message}', context);
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}
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},
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forceResendingToken: forceResendingToken,
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codeAutoRetrievalTimeout: (String verId) => verificationId = verId,
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codeSent: processCodeSent(),
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//smsOTPSent
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timeout: const Duration(seconds: 60));
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} on FirebaseAuthException catch (authError) {
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setState(() => isLoading = false);
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showSnackBar(authError.message!, context);
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} on FirebaseException catch (e) {
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setState(() => isLoading = false);
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showSnackBar(e.toString(), context);
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} catch (e) {
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setState(() => isLoading = false);
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showSnackBar(e.toString(), context);
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}
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}
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processCodeSent() {
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try {
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smsOTPSent(String? verId, [int? forceCodeResend]) async {
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if (forceCodeResend != null) forceResendingToken = forceCodeResend;
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verificationId = verId;
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setState(() => isLoading = false);
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showSnackBar(UiUtils.getTranslatedLabel(context, 'codeSent'), context);
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await Navigator.of(context).pushNamed(Routes.verifyOtp, arguments: {"verifyId": verificationId, "countryCode": conCode, "mono": phoneC.text.trim()});
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}
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return smsOTPSent;
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} catch (e) {}
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}
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reqOtpBtn() {
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return Container(
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alignment: Alignment.center,
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padding: const EdgeInsets.only(top: 60.0),
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child: InkWell(
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child: Container(
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height: 45.0,
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width: MediaQuery.of(context).size.width * 0.9,
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alignment: Alignment.center,
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decoration: BoxDecoration(color: Theme.of(context).primaryColor, borderRadius: BorderRadius.circular(7.0)),
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child:
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CustomTextLabel(text: 'reqOtpLbl', textStyle: Theme.of(context).textTheme.titleLarge?.copyWith(color: secondaryColor, fontWeight: FontWeight.w600, letterSpacing: 0.5, fontSize: 16))),
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onTap: () async {
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FocusScope.of(context).unfocus(); //dismiss keyboard
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if (validateAndSave()) {
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if (await InternetConnectivity.isNetworkAvailable()) {
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setState(() => isLoading = true);
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verifyPhone(context);
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} else {
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showSnackBar(UiUtils.getTranslatedLabel(context, 'internetmsg'), context);
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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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//check validation of form data
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bool validateAndSave() {
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final form = _formkey.currentState;
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form!.save();
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return (form.validate()) ? true : false;
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}
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}
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