mirrored_repositories/Knockdown-Flutter/Misc Projects/zerotonineapp
import 'package:flutter/material.dart';
import 'package:english_words/english_words.dart';

void main() => runApp(MyApp());

class MyApp extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Startup Name Generator',
      theme: new ThemeData(
        primaryColor: Colors.amberAccent,
      ),
      home: RandomWords(),
    );
  }
}

class RandomWordsState extends State<RandomWords> {
  final List<WordPair> _suggestions = <WordPair>[];
  final Set<WordPair> _saved = new Set<WordPair>();
  final TextStyle _biggerFont = const TextStyle(fontSize: 18.0);

  Widget _buildSuggestions() {
    return ListView.builder(
        padding: const EdgeInsets.all(16.0),
        itemBuilder: (context, i) {
          // Add a one-pixel-high divider widget before each row in theListView.
          if (i.isOdd) return Divider();

          final index = i ~/ 2;
          if (index >= _suggestions.length) {
            _suggestions.addAll(generateWordPairs().take(10));
          }
          return _buildRow(_suggestions[index]);
        });
  }

  Widget _buildRow(WordPair pair) {
    final bool alreadySaved = _saved.contains(pair);
    return ListTile(
      title: Text(
        pair.asPascalCase,
        style: _biggerFont,
      ),
      trailing: new Icon(
        alreadySaved ? Icons.favorite : Icons.favorite_border,
        color: alreadySaved ? Colors.red : null,
      ),
      onTap: () {
        setState(() {
          if (alreadySaved) {
            _saved.remove(pair);
          } else {
            _saved.add(pair);
          }
        });
      },
    );
  }

  void _pushSaved() {
  Navigator.of(context).push(
    new MaterialPageRoute<void>(   // Add 20 lines from here...
      builder: (BuildContext context) {
        final Iterable<ListTile> tiles = _saved.map(
          (WordPair pair) {
            return new ListTile(
              title: new Text(
                pair.asPascalCase,
                style: _biggerFont,
              ),
            );
          },
        );
        final List<Widget> divided = ListTile
          .divideTiles(
            context: context,
            tiles: tiles,
          )
          .toList();

          return new Scaffold(         // Add 6 lines from here...
          appBar: new AppBar(
            title: const Text('Saved Suggestions'),
          ),
          body: new ListView(children: divided),
        );
      },
    ),
  );
}

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text('Startup Name Generator'),
        actions: <Widget>[
          new IconButton(icon: const Icon(Icons.list), onPressed: _pushSaved,)
        ],
      ),
      body: _buildSuggestions(),
    );
  }
}

class RandomWords extends StatefulWidget {
  @override
  RandomWordsState createState() => new RandomWordsState();
}
