My goal is to create an alert dialogue in which a friend can be selected from a list of friends and then something is sent to them. I would like to implement this in riverpod, I have written a provider…
I'm learning flutter and I was wondering how the state management works. At the moment I have a form in which I want to preview a selected image, selected country or a loader when submitted. Not sure if the approach…
I have a ConsumerWidget, which I'm using to watch the state of a provider. Anyways everything is working, besides my TextEditingControllers. Whenever I type something into the text field and click the done button on the phone keyboard, the textfields…
I'm playing with riverpod in flutter, and I got this example AsyncError(:final error) => Text('Error: $error'), It works, but I'm trying to understand what does :final error mean? If I remove the : it throws an error Object patterns can…
I'm using Riverpod with StateProvider for my app. The home page will change based on tabs clicked. When i click the ListTile tab to trigger the ref.read, it rebuild super fast: But when i click the leading IconButton in Appbar…
import 'package:flutter/material.dart'; import 'package:flutter_riverpod/flutter_riverpod.dart'; import 'package:google_nav_bar/google_nav_bar.dart'; final tabProvider = StateProvider<int>((ref) => 0); class UserPage extends ConsumerWidget { const UserPage({super.key}); @override Widget build(BuildContext context, WidgetRef ref) { // Watch the currentIndexProvider and get its value var currentIndex = ref.watch(tabProvider.notifier).state; print("render"); final…
What is the best practice in flutter, should each Widget have a controller attached to it or the Widget can have also presentation logic inside? As an example shown here is some chatGPT generated code for a login widget (so…
I want to read the GoRouter outside of main() and outside of any widget. GoRouter provider is defined as follows: final goRouterProvider = Provider<GoRouter>( (ref) { return GoRouter(...); } Then when I'm initializing flutter_local_notifications I want to read this provider…
I am creating an App using Flutter, and I have the following problem: On one screen I have a Dropdown where I select a country, when selecting it it saves the prefixes of that country in a list, the idea…
I have an async stream provider (details omitted for clarity - basically it delivers a stream of Strings): final mqttStreamProvider = StreamProvider<String>((ref) async* { final wsClient = ref.watch(mqttClientProvider.future); final service = await wsClient; await for (final value in service.getMessageStream()) {…