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February 9, 2018 03:45
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This is a simple group chat app built with React Native that uses Firebase and Native Base
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| import React, { Component } from 'react'; | |
| import { | |
| Container, | |
| Header, | |
| Content, | |
| List, | |
| ListItem, | |
| Left, | |
| Body, | |
| Right, | |
| Thumbnail, | |
| Text, | |
| Input, | |
| Button | |
| } from 'native-base'; | |
| import firebase from 'firebase'; | |
| export default class ListAvatarExample extends Component { | |
| state = { | |
| texto: '', | |
| mensajes: [] | |
| }; | |
| componentDidMount() { | |
| const config = { | |
| apiKey: '', | |
| authDomain: '', | |
| databaseURL: '', | |
| projectId: '', | |
| storageBucket: '', | |
| messagingSenderId: '' | |
| }; | |
| firebase.initializeApp(config); | |
| firebase | |
| .database() | |
| .ref('/mensajes') | |
| .on('value', snapshot => { | |
| const mensajes = []; | |
| Object.keys(snapshot.val()).forEach(key => { | |
| mensajes.push(snapshot.val()[key]); | |
| }); | |
| console.log(mensajes); | |
| this.setState({ mensajes: mensajes.reverse() }); | |
| }); | |
| } | |
| enviar = () => { | |
| const obj = {}; | |
| this.state.mensajes.forEach((mensaje, index) => { | |
| obj[index] = mensaje; | |
| }); | |
| obj['nuevo'] = this.state.texto; | |
| firebase | |
| .database() | |
| .ref('/mensajes') | |
| .set(obj); | |
| }; | |
| render() { | |
| return ( | |
| <Container> | |
| <Header /> | |
| <Content> | |
| <Input | |
| onChangeText={texto => { | |
| this.setState({ texto }); | |
| }} | |
| value={this.state.texto} | |
| /> | |
| <Button onPress={this.enviar}> | |
| <Text>Enviar</Text> | |
| </Button> | |
| <List> | |
| {this.state.mensajes.map(mensaje => { | |
| return ( | |
| <ListItem avatar> | |
| <Left>{/* <Thumbnail source={{ uri: 'Image URL' }} /> */}</Left> | |
| <Body> | |
| {/* <Text>Kumar Pratik</Text> */} | |
| <Text note>{mensaje}</Text> | |
| </Body> | |
| <Right>{/* <Text note>3:43 pm</Text> */}</Right> | |
| </ListItem> | |
| ); | |
| })} | |
| </List> | |
| </Content> | |
| </Container> | |
| ); | |
| } | |
| } |
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