Mad With Flutter lab

import 'package:flutter/material.dart';

void main() => runApp(const MaterialApp(home: TodoApp()));

class TodoApp extends StatefulWidget {
  const TodoApp({super.key});

  @override
  State createState() => _TodoAppState();
}

class _TodoAppState extends State {
  final tasks = [];
  final controller = TextEditingController();

  void addTask() {
    if (controller.text.isNotEmpty) {
      setState(() {
        tasks.add(controller.text);
        controller.clear();
      });
    }
  }

  void removeTask(int index) {
    setState(() => tasks.removeAt(index));
  }

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(title: const Text("To-Do List")),
      body: Padding(
        padding: const EdgeInsets.all(16),
        child: Column(
          children: [
            TextField(
              controller: controller,
              decoration: const InputDecoration(
                hintText: 'Enter task',
                suffixIcon: Icon(Icons.task),
              ),
              onSubmitted: (_) => addTask(),
            ),
            const SizedBox(height: 10),
            Expanded(
              child: ListView.builder(
                itemCount: tasks.length,
                itemBuilder: (_, i) => ListTile(
                  title: Text(tasks[i]),
                  trailing: IconButton(
                    icon: const Icon(Icons.delete, color: Colors.red),
                    onPressed: () => removeTask(i),
                  ),
                ),
              ),
            ),
          ],
        ),
      ),
      floatingActionButton: FloatingActionButton(
        onPressed: addTask,
        child: const Icon(Icons.add),
      ),
    );
  }
}