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// "estoy usando el diccionario de flutter"
import 'package:flutter/material.dart';

//main:arrancar Indica la acción inicial de la app
//=> "lo qué" Para una sola cosa. En este caso, arranca runApp (la aplicacion) de nombre MyApp
//extends se usa para ampliar lo que hay dentro. MyApp: un Widget. extends lo que hay dentro de ese Widget
void main() => runApp(MyApp());
//build construir, para crear lo que hay dentro de MyApp. Aquí está el esquema general de la app: tema, color principal (el de appbar) y páginas que conntiene. En este caso, solo "Home"
class MyApp extends StatelessWidget {
  @override

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import 'package:flutter_local_notifications/flutter_local_notifications.dart';
// ...

class AppModel extends Model {
  static final FlutterLocalNotificationsPlugin _notifications =
      FlutterLocalNotificationsPlugin();
  
  // ...

  FlutterLocalNotificationsPlugin get notifications => _notifications;

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  Future _scheduleNotification({
    BuildContext context,
    int id,
    String time,
    Duration subtract,
  }) async {
    await ScopedModel.of<AppModel>(context).notifications.schedule(
          id,
          FlutterI18n.translate(context, 'spacex.notifications.launches.title'),
          FlutterI18n.translate(

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  Future initNotifications(BuildContext context) async {
    bool updateNotifications;
    final SharedPreferences prefs = await SharedPreferences.getInstance();

    // Checks if is necessary to update scheduled notifications
    try {
      updateNotifications =
          prefs.getString('notifications.launches.upcoming') !=
              launch.launchDate.toIso8601String();
    } catch (e) {

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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.example">

    <uses-permission android:name="android.permission.INTERNET"/>
    <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>

    <application>
        <activity>
          ...
        </activity>

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dependencies:
  flutter:
    sdk: flutter
  ...
  flutter_local_notifications: ^0.6.1

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searchLaunches(BuildContext context, List list) {
  return MaterialPageRoute<Launch>(
    builder: (context) => Material(
          child: MaterialSearch<Launch>(
            barBackgroundColor: Theme.of(context).primaryColor,
            iconColor: Colors.white,
            placeholder: FlutterI18n.translate(
              context,
              'spacex.other.tooltip.search',
            ),

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return CachedNetworkImage(
  imageUrl: url,
  errorWidget: Icon(
    Icons.cancel,
    size: 32.0,
    color: Theme.of(context).textTheme.caption.color,
  ),
  fadeInDuration: Duration(milliseconds: 100),
  fit: BoxFit.cover,
);

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// assets/flutter_i18n/en.json
// {
//   "foo": {
//     "bar": "Sample",
//     // ...
//   },
//   // ...
// }

Text(

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  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: CustomScrollView(slivers: <Widget>[
        SliverAppBar(
          expandedHeight: MediaQuery.of(context).size.height * 0.3,
          floating: false,
          pinned: true,
          actions: <Widget>[
            // ...