React NativeでTextInputを試してみた

/**
 * Sample React Native App
 * https://github.com/facebook/react-native
 */
'use strict';

var React = require('react-native');
var {
  AppRegistry,
  Image,
  ListView,
  StyleSheet,
  Text,
  TextInput,
  View,
} = React;

var API_KEY = '7waqfqbprs7pajbz28mqf6vz';
var API_URL = 'http://api.rottentomatoes.com/api/public/v1.0/lists/movies/in_theaters.json';
var PAGE_SIZE = 25;
var PARAMS = '?apikey=' + API_KEY + '&page_limit=' + PAGE_SIZE;
var REQUEST_URL = API_URL + PARAMS;

var AwesomeProject = React.createClass({
  getInitialState: function() {
    return {
      dataSource: new ListView.DataSource({
        rowHasChanged: (row1, row2) => row1 !== row2,
      }),
      movies: [],
      loaded: false,
      input: "",
    };
  },

  componentDidMount: function() {
    this.fetchData();
  },

  fetchData: function() {
    fetch(REQUEST_URL)
      .then((response) => response.json())
      .then((responseData) => {
        this.setState({
          dataSource: this.state.dataSource.cloneWithRows(responseData.movies),
          movies: responseData.movies,
          loaded: true,
        });
      })
      .done();
  },

  searchMovie: function(text) {
    var filteredMovies = this.state.movies.filter((movie) => movie.title.match(new RegExp(text, "i")))
    return this.setState({
      input: text,
      dataSource: this.state.dataSource.cloneWithRows(filteredMovies)
    });
  },

  render: function() {
    if (!this.state.loaded) {
      return this.renderLoadingView();
    }

    return (
      <View>
        <TextInput style={styles.textInput} onChangeText={this.searchMovie} />
        <Text style={styles.text}>{this.state.input == "" ? "" : "Search: " + this.state.input}</Text>
        <ListView
          dataSource={this.state.dataSource}
          renderRow={this.renderMovie}
          style={styles.listView}
        />
      </View>
    );
  },

  renderLoadingView: function() {
    return (
      <View style={styles.container}>
        <Text>
          Loading movies...
        </Text>
      </View>
    );
  },

  renderMovie: function(movie) {
    return (
      <View style={styles.container}>
        <Image
          source={{uri: movie.posters.thumbnail}}
          style={styles.thumbnail}
        />
        <View style={styles.rightContainer}>
          <Text style={styles.title}>{movie.title}</Text>
          <Text style={styles.year}>{movie.year}</Text>
        </View>
      </View>
    );
  },
});

var styles = StyleSheet.create({
  container: {
    flex: 1,
    flexDirection: 'row',
    justifyContent: 'center',
    alignItems: 'center',
    backgroundColor: '#F5FCFF',
  },
  rightContainer: {
    flex: 1,
  },
  title: {
    fontSize: 20,
    marginBottom: 8,
    textAlign: 'center',
  },
  text: {
    fontSize: 20,
    marginBottom: 8,
    textAlign: 'center',
    backgroundColor: '#FFFFFF'
  },
  year: {
    textAlign: 'center',
  },
  thumbnail: {
    width: 53,
    height: 81,
  },
  listView: {
    paddingTop: 20,
    backgroundColor: '#F5FCFF',
  },
  textInput: {
    marginTop: 20,
    height: 40,
    borderColor: 'gray',
    borderWidth: 1
  }
});

AppRegistry.registerComponent('AwesomeProject', () => AwesomeProject);