refactor: go to previous step + email validation fix

This commit is contained in:
Stein Milder 2022-09-26 09:38:57 +02:00
parent 1f54717cf3
commit 7f36ab8eca
2 changed files with 112 additions and 85 deletions

View file

@ -1,6 +1,5 @@
import 'dart:collection';
import 'package:flutter/material.dart';
import 'package:flutter_registration/src/model/auth_action.dart';
import 'package:flutter_registration/src/model/auth_field.dart';
import 'package:flutter_registration/src/model/auth_step.dart';
@ -10,7 +9,6 @@ class AuthScreen extends StatefulWidget {
required this.steps,
required this.submitBtnTitle,
required this.onFinish,
this.actions,
super.key,
}) : assert(steps.length > 0, 'At least one step is required');
@ -18,15 +16,16 @@ class AuthScreen extends StatefulWidget {
final Function(HashMap<String, String>) onFinish;
final List<AuthStep> steps;
final String submitBtnTitle;
final List<AuthAction>? actions;
@override
State<AuthScreen> createState() => _AuthScreenState();
}
class _AuthScreenState extends State<AuthScreen> {
int _index = 0;
final _formKey = GlobalKey<FormState>();
final _pageController = PageController();
final _animationDuration = const Duration(milliseconds: 300);
final _animationCurve = Curves.ease;
@override
Widget build(BuildContext context) {
@ -37,7 +36,12 @@ class _AuthScreenState extends State<AuthScreen> {
),
body: Form(
key: _formKey,
child: Column(
child: PageView(
physics: const NeverScrollableScrollPhysics(),
controller: _pageController,
children: <Widget>[
for (AuthStep step in widget.steps)
Column(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
const Spacer(),
@ -48,9 +52,7 @@ class _AuthScreenState extends State<AuthScreen> {
),
child: Column(
children: [
Column(
children: [
for (AuthField field in widget.steps[_index].fields)
for (AuthField field in step.fields)
Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
@ -70,28 +72,42 @@ class _AuthScreenState extends State<AuthScreen> {
],
)
],
)
],
),
),
const Spacer(),
Padding(
padding: const EdgeInsets.all(30.0),
child: Column(
child: Row(
mainAxisAlignment: widget.steps.first != step
? MainAxisAlignment.spaceBetween
: MainAxisAlignment.end,
children: [
if (widget.steps.first != step)
ElevatedButton(
style: ElevatedButton.styleFrom(
minimumSize: const Size.fromHeight(50),
onPressed: () => _pageController.previousPage(
duration: _animationDuration,
curve: _animationCurve,
),
child: Row(
children: [
const Icon(
Icons.arrow_back,
size: 18,
),
const Padding(
padding: EdgeInsets.only(left: 4.0),
child: Text('Vorige stap'),
),
],
),
),
ElevatedButton(
onPressed: () {
if (!_formKey.currentState!.validate()) {
return;
}
if (widget.steps.length > _index + 1) {
setState(() {
_index++;
});
} else {
if (widget.steps.last == step) {
var values = HashMap<String, String>();
for (var step in widget.steps) {
@ -101,27 +117,38 @@ class _AuthScreenState extends State<AuthScreen> {
}
widget.onFinish(values);
return;
}
_pageController.nextPage(
duration: _animationDuration,
curve: _animationCurve,
);
},
child: Text(
widget.steps.length > _index + 1
? 'Volgende stap'
: widget.submitBtnTitle,
child: Row(
children: [
Text(
widget.steps.last == step
? widget.submitBtnTitle
: 'Volgende stap',
),
const Padding(
padding: EdgeInsets.only(left: 4.0),
child: Icon(
Icons.arrow_forward,
size: 18,
),
),
for (AuthAction action in widget.actions ?? [])
TextButton(
style: ElevatedButton.styleFrom(
minimumSize: const Size.fromHeight(40),
],
),
onPressed: action.onPress,
child: Text(action.title),
),
],
),
)
],
),
],
),
),
);
}

View file

@ -55,11 +55,11 @@ class RegistrationScreen extends StatelessWidget {
(email) => (email == null || email.isEmpty)
? 'Geef uw e-mailadres op'
: null,
(email) => RegExp(
r'^.+@[a-zA-Z]+\.{1}[a-zA-Z]+(\.{0,1}[a-zA-Z]+)$',
).hasMatch(email!)
? 'Geef een geldig e-mailadres op'
: null,
(email) =>
RegExp(r"^[a-zA-Z0-9.a-zA-Z0-9.!#$%&'*+-/=?^_`{|}~]+@[a-zA-Z0-9]+\.[a-zA-Z]+")
.hasMatch(email!)
? null
: 'Geef een geldig e-mailadres op',
],
)
],