[무작정 플러터 강의노트] 10 찜한 콘텐츠 화면 / 기능 만들기

// main.dart
import 'package:flutter/material.dart';
import 'package:netflix_clone_lecture_note/screen/home_screen.dart';
import 'package:netflix_clone_lecture_note/screen/like_screen.dart';
import 'package:netflix_clone_lecture_note/screen/more_screen.dart';
import 'package:netflix_clone_lecture_note/screen/search_screen.dart';
import 'package:netflix_clone_lecture_note/widget/bottom_bar.dart';

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

class MyApp extends StatefulWidget {
  _MyAppState createState() => _MyAppState();
}

class _MyAppState extends State<MyApp> {
  TabController controller;
  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Bbongflix',
      theme: ThemeData(
        brightness: Brightness.dark,
        primaryColor: Colors.black,
        accentColor: Colors.white,
      ),
      home: DefaultTabController(
        length: 4,
        child: Scaffold(
          body: TabBarView(
            physics: NeverScrollableScrollPhysics(),
            children: <Widget>[
              HomeScreen(),
              SearchScreen(),
              LikeScreen(),
              MoreScreen(),
            ],
          ),
          bottomNavigationBar: Bottom(),
        ),
      ),
    );
  }
}

// like_screen.dart
import 'package:cloud_firestore/cloud_firestore.dart';
import 'package:flutter/material.dart';
import 'package:netflix_clone_lecture_note/model/model_movie.dart';
import 'package:netflix_clone_lecture_note/screen/detail_screen.dart';

class LikeScreen extends StatefulWidget {
  _LikeScreenState createState() => _LikeScreenState();
}

class _LikeScreenState extends State<LikeScreen> {
  Widget _buildBody(BuildContext context) {
    return StreamBuilder<QuerySnapshot>(
      stream: Firestore.instance
          .collection('movie')
          .where('like', isEqualTo: true)
          .snapshots(),
      builder: (context, snapshot) {
        if (!snapshot.hasData) return LinearProgressIndicator();
        return _buildList(context, snapshot.data.documents);
      },
    );
  }

  Widget _buildList(BuildContext context, List<DocumentSnapshot> snapshot) {
    return Expanded(
      child: GridView.count(
          crossAxisCount: 3,
          childAspectRatio: 1 / 1.5,
          padding: EdgeInsets.all(3),
          children:
              snapshot.map((data) => _buildListItem(context, data)).toList()),
    );
  }

  Widget _buildListItem(BuildContext context, DocumentSnapshot data) {
    final movie = Movie.fromSnapshot(data);
    return InkWell(
      child: Image.network(movie.poster),
      onTap: () {
        Navigator.of(context).push(MaterialPageRoute<Null>(
            fullscreenDialog: true,
            builder: (BuildContext context) {
              return DetailScreen(movie: movie);
            }));
      },
    );
  }

  @override
  Widget build(BuildContext context) {
    return Container(
      child: Column(
        children: <Widget>[
          Container(
            padding: EdgeInsets.fromLTRB(20, 27, 20, 7),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.start,
              children: <Widget>[
                Image.asset(
                  'images/bbongflix_logo.png',
                  fit: BoxFit.contain,
                  height: 25,
                ),
                Container(
                  padding: EdgeInsets.only(left: 30),
                  child: Text(
                    '내가 찜한 콘텐츠',
                    style: TextStyle(fontSize: 14),
                  ),
                )
              ],
            ),
          ),
          _buildBody(context)
        ],
      ),
    );
  }
}