ttlg

import 'dart:convert';

import 'package:hooks_riverpod/hooks_riverpod.dart';
import 'package:shared_preferences/shared_preferences.dart';

final sharedPreferencesClient = Provider((ref) => SharedPreferencesClient());

class SharedPreferencesClient {
 Future<List<Map<String, dynamic>>> getJsonList(String key) async {
   final SharedPreferences prefs = await SharedPreferences.getInstance();

ttlg

import 'package:freezed_annotation/freezed_annotation.dart';
import 'package:flutter/foundation.dart';

part 'todo.freezed.dart';
part 'todo.g.dart';

@freezed
abstract class Todo with _$Todo {
 const factory Todo(
     String content, bool done, DateTime timestamp, String uid) = _Todo;

ttlg

import 'package:architect_test/client/shared_preferences_client.dart';
import 'package:architect_test/entity/todo.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';

final todoRepository =
   Provider.autoDispose<TodoRepository>((ref) => TodoRepositoryImpl(ref.read));

abstract class TodoRepository {
 Future<List<Todo>> getTodos();
 Future<void> saveTodos(List<Todo> todos);

ttlg

final sortedTodos = StateProvider<List<Todo>>((ProviderReference ref) {
 final List<Todo> todos = ref.watch(_todos).state;
 final SortOrder sortOrder = ref.watch(_sortOrder).state;

 if (sortOrder == SortOrder.ASC) {
   todos?.sort((a, b) => a.timestamp.compareTo(b.timestamp));
 } else {
   todos?.sort((a, b) => b.timestamp.compareTo(a.timestamp));
 }
 return todos;

ttlg

enum SortOrder {
 ASC,
 DESC,
}

final _sortOrder = StateProvider.autoDispose((ref) => SortOrder.ASC); 

ttlg

final _todos = StateProvider.autoDispose<List<Todo>>((ref) => null);

ttlg

final todosViewController =
   Provider.autoDispose((ref) => TodosViewController(ref.read));

class TodosViewController {
 final Reader read;
 TodosViewController(this.read);

 void initState() async {
   read(_todos).state = await read(todoRepository).getTodos();
 }

ttlg

import 'package:architect_test/entity/todo.dart';
import 'package:architect_test/provider/todo_providers.dart';
import 'package:flutter/material.dart';
import 'package:flutter_hooks/flutter_hooks.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';

final _currentTodo = ScopedProvider<Todo>(null);

class TodoTile extends HookWidget {
 const TodoTile();

ttlg

 useEffect(() {
     context.read(todosViewController).initState();
     return context.read(todosViewController).dispose;
   }, []);

ttlg

import 'package:architect_test/view/my_simple_todo.dart';
import 'package:flutter/material.dart';
import 'package:hooks_riverpod/hooks_riverpod.dart';

void main() {
 runApp(
   ProviderScope(
     child: MaterialApp(
       home: MySimpleTodo(),
     ),