Kingkor Roy Tirtho
129 lines
3.8 KiB
Dart
129 lines
3.8 KiB
Dart
import 'package:fl_query/fl_query.dart';
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import 'package:flutter/material.dart';
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class MutationPage extends StatefulWidget {
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const MutationPage({super.key});
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@override
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State<MutationPage> createState() => _MutationPageState();
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}
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class _MutationPageState extends State<MutationPage> {
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late TextEditingController _nameController;
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late TextEditingController _emailController;
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late TextEditingController _passwordController;
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@override
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void initState() {
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super.initState();
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_nameController = TextEditingController();
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_emailController = TextEditingController();
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_passwordController = TextEditingController();
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}
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@override
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void dispose() {
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_nameController.dispose();
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_emailController.dispose();
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_passwordController.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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appBar: AppBar(
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title: const Text('Mutation'),
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),
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body: MutationBuilder<Map<String, dynamic>, dynamic, Map<String, dynamic>,
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dynamic>(
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'sign-up',
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(variables) {
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return Future.delayed(
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const Duration(seconds: 1),
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() => {
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'name': variables['name'],
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'email': variables['email'],
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'password': variables['password'],
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},
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);
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},
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onMutate: (variables) {
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print('onMutate: $variables');
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return "Recover ME";
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},
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onData: (data, recoveryData) {
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print('onData: $data');
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print('recoveryData: $recoveryData');
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},
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refreshQueries: const ['hello'],
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builder: (context, mutation) {
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if (mutation.hasData) {
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return ListView(
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padding: const EdgeInsets.all(16),
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children: [
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Center(
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child: Text('Welcome ${mutation.data!['name']}'),
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),
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const SizedBox(height: 16),
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Center(
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child: Text('Your email is ${mutation.data!['email']}'),
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),
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const SizedBox(height: 16),
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ElevatedButton(
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onPressed: () {
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mutation.reset();
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},
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child: const Text('Log out'),
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),
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],
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);
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}
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return ListView(
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padding: const EdgeInsets.all(16),
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children: [
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TextField(
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controller: _nameController,
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keyboardType: TextInputType.name,
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decoration: const InputDecoration(
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labelText: 'Name',
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),
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),
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const SizedBox(height: 16),
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TextField(
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controller: _emailController,
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keyboardType: TextInputType.emailAddress,
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decoration: const InputDecoration(
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labelText: 'Email',
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),
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),
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const SizedBox(height: 16),
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TextField(
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controller: _passwordController,
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obscureText: true,
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decoration: const InputDecoration(
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labelText: 'Password',
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),
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),
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const SizedBox(height: 20),
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ElevatedButton(
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onPressed: () async {
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await mutation.mutate({
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'name': _nameController.text,
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'email': _emailController.text,
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'password': _passwordController.text,
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});
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},
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child: mutation.isMutating
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? const CircularProgressIndicator()
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: const Text('Sign Up'),
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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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}
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}
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