implemented way to add todo

lib/models/todo.dart

@@ -1,5 +1,7 @@
 import 'package:isar/isar.dart';
 
+import '../services/dbhelper.dart';
+
 part 'todo.g.dart';
 
 @collection
@@ -10,9 +12,10 @@ class Todo {
   final DateTime createdAt;
 
   Todo({
-    required this.id,
+    int? id,
     required this.title,
     this.description = '',
     DateTime? createdAt,
-  }) : createdAt = createdAt ?? DateTime.now();
+  })  : createdAt = createdAt ?? DateTime.now(),
+        id = id ?? DbHelper.nextTodoId;
 }

lib/pages/create_todo_page.dart

@@ -1,5 +1,8 @@
 import 'package:flutter/material.dart';
 
+import '../models/todo.dart';
+import '../services/dbhelper.dart';
+
 class CreateTodoPage extends StatefulWidget {
   const CreateTodoPage({super.key});
   static const routeName = '/create';
@@ -17,7 +20,7 @@ class _CreateTodoPageState extends State<CreateTodoPage> {
     return Scaffold(
       floatingActionButton: _title.isNotEmpty
           ? FloatingActionButton(
-              onPressed: () {},
+              onPressed: _onSubmitted,
               child: const Icon(Icons.save),
             )
           : null,
@@ -51,4 +54,9 @@ class _CreateTodoPageState extends State<CreateTodoPage> {
       ),
     );
   }
+
+  void _onSubmitted() {
+    DbHelper.addTodo(Todo(title: _title, description: _description));
+    Navigator.of(context).pop();
+  }
 }

lib/pages/dashboard_page.dart

@@ -1,5 +1,6 @@
 import 'package:flutter/material.dart';
 
+import '../widgets/todo_list.dart';
 import 'create_todo_page.dart';
 
 class DashboardPage extends StatelessWidget {
@@ -14,6 +15,7 @@ class DashboardPage extends StatelessWidget {
             Navigator.of(context).pushNamed(CreateTodoPage.routeName),
         child: const Icon(Icons.add),
       ),
+      body: const TodoList(),
     );
   }
 }

lib/services/dbhelper.dart

@@ -13,10 +13,9 @@ class DbHelper {
       schemas: [TodoSchema],
       directory: dir.path,
     );
-    var todos = [
-      Todo(id: nextTodoId, title: 'Get Stuff Done'),
-      Todo(id: nextTodoId, title: 'Some shit'),
-    ];
-    _isar.write((isar) => isar.todos.putAll(todos));
   }
+
+  static List<Todo> fetchTodos() => _isar.todos.where().findAll();
+
+  static void addTodo(Todo todo) => _isar.write((isar) => isar.todos.put(todo));
 }

lib/widgets/todo_list.dart

@@ -0,0 +1,30 @@
+import 'package:flutter/material.dart';
+
+import '../services/dbhelper.dart';
+
+class TodoList extends StatefulWidget {
+  const TodoList({super.key});
+
+  @override
+  State<TodoList> createState() => _TodoListState();
+}
+
+class _TodoListState extends State<TodoList> {
+  final _todos = DbHelper.fetchTodos();
+
+  @override
+  Widget build(BuildContext context) {
+    return ListView.builder(
+      padding: const EdgeInsets.only(bottom: 60),
+      itemBuilder: _listBuilder,
+      itemCount: _todos.length,
+    );
+  }
+
+  Widget _listBuilder(BuildContext context, int index) {
+    final todo = _todos.elementAt(index);
+    return ListTile(
+      title: Text(todo.title),
+    );
+  }
+}