[tests][js] phone-auth example/testing code
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import React, { Component } from 'react';
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import { View, Button, Text, TextInput, Image, ActivityIndicator, Platform } from 'react-native';
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import fb from './firebase';
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const firebase = fb.native;
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const imageUrl = 'https://www.shareicon.net/data/512x512/2016/07/19/798524_sms_512x512.png';
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export default class PhoneAuth extends Component {
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static getDefaultState() {
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return {
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message: '',
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error: '',
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codeInput: '',
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phoneNumber: '+44',
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auto: Platform.OS === 'android',
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autoVerifyCountDown: 0,
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sent: false,
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started: false,
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user: null,
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};
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}
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constructor(props) {
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super(props);
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this.timeout = 20;
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this._autoVerifyInterval = null;
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this.state = PhoneAuth.getDefaultState();
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}
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_tick() {
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this.setState({
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autoVerifyCountDown: this.state.autoVerifyCountDown - 1,
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});
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}
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/**
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* Called when confirm code is pressed - we should have the code and verificationId now in state.
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*/
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afterVerify = () => {
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const { codeInput, verificationId } = this.state;
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const credential = firebase.auth.PhoneAuthProvider.credential(verificationId, codeInput);
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// TODO do something with credential for example:
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firebase.auth()
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.signInWithCredential(credential)
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.then((user) => {
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console.log('PHONE AUTH USER ->>>>>', user.toJSON());
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this.setState({ user: user.toJSON() });
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}).catch(console.error);
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};
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signIn = () => {
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const { phoneNumber } = this.state;
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this.setState({ message: 'Sending code ...', error: '', started: true, autoVerifyCountDown: this.timeout }, () => {
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firebase.auth()
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.verifyPhoneNumber(phoneNumber)
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.on('state_changed', (phoneAuthSnapshot) => {
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console.log(phoneAuthSnapshot);
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switch (phoneAuthSnapshot.state) {
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case firebase.auth.PhoneAuthState.CODE_SENT: // or 'sent'
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// update state with code sent and if android start a interval timer
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// for auto verify - to provide visual feedback
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this.setState({
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sent: true,
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message: 'Code Sent!',
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verificationId: phoneAuthSnapshot.verificationId,
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autoVerifyCountDown: this.timeout,
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}, () => {
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if (this.state.auto) {
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this._autoVerifyInterval = setInterval(this._tick.bind(this), 1000);
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}
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});
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break;
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case firebase.auth.PhoneAuthState.ERROR: // or 'error'
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// restart the phone flow again on error
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clearInterval(this._autoVerifyInterval);
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this.setState({
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...PhoneAuth.getDefaultState(),
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error: phoneAuthSnapshot.error.message,
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});
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break;
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// ---------------------
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// ANDROID ONLY EVENTS
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// ---------------------
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case firebase.auth.PhoneAuthState.AUTO_VERIFY_TIMEOUT: // or 'timeout'
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clearInterval(this._autoVerifyInterval);
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this.setState({
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sent: true,
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auto: false,
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verificationId: phoneAuthSnapshot.verificationId,
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});
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break;
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case firebase.auth.PhoneAuthState.AUTO_VERIFIED: // or 'verified'
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clearInterval(this._autoVerifyInterval);
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this.setState({
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sent: true,
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codeInput: phoneAuthSnapshot.code,
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verificationId: phoneAuthSnapshot.verificationId,
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});
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break;
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default:
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// will never get here - just for linting
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}
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});
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});
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};
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renderInputPhoneNumber() {
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const { phoneNumber } = this.state;
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return (
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<View style={{ flex: 1 }}>
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<Text>Enter phone number:</Text>
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<TextInput
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autoFocus
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style={{ height: 40, marginTop: 15, marginBottom: 15 }}
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onChangeText={value => this.setState({ phoneNumber: value })}
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placeholder={'Phone number ... '}
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value={phoneNumber}
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/>
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<Button title="Begin Verification" color="green" onPress={this.signIn} />
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</View>
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);
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}
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renderSendingCode() {
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const { phoneNumber } = this.state;
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return (
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<View style={{ paddingBottom: 15 }}>
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<Text
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style={{ paddingBottom: 25 }}
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>
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{`Sending verification code to '${phoneNumber}'.`}
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</Text>
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<ActivityIndicator animating style={{ padding: 50 }} size={'large'} />
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</View>
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);
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}
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renderAutoVerifyProgress() {
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const { autoVerifyCountDown, started, error, sent, phoneNumber } = this.state;
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if (!sent && started && !error.length) {
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return this.renderSendingCode();
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}
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return (
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<View style={{ padding: 0 }}>
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<Text
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style={{ paddingBottom: 25 }}
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>
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{`Verification code has been successfully sent to '${phoneNumber}'.`}
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</Text>
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<Text
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style={{ marginBottom: 25 }}
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>
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{`We'll now attempt to automatically verify the code for you. This will timeout in ${autoVerifyCountDown} seconds.`}
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</Text>
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<Button
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style={{ paddingTop: 25 }} title="I have a code already" color="green"
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onPress={() => this.setState({ auto: false })}
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/>
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</View>
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);
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}
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renderError() {
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const { error } = this.state;
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return (
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<View style={{ padding: 10, borderRadius: 5, margin: 10, backgroundColor: 'rgb(255,0,0)' }}>
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<Text
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style={{ color: '#fff' }}
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>
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{error}
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</Text>
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</View>
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);
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}
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render() {
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const { started, error, codeInput, sent, auto, user } = this.state;
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return (
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<View style={{ flex: 1, backgroundColor: user ? 'rgb(0, 200, 0)' : '#fff' }}>
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<View
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style={{
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padding: 5,
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justifyContent: 'center',
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alignItems: 'center',
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flex: 1,
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}}
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>
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<Image source={{ uri: imageUrl }} style={{ width: 128, height: 128, marginTop: 25, marginBottom: 15 }} />
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<Text style={{ fontSize: 25, marginBottom: 20 }}>Phone Auth Example</Text>
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{error && error.length ? this.renderError() : null}
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{!started && !sent ? this.renderInputPhoneNumber() : null}
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{started && auto && !codeInput.length ? this.renderAutoVerifyProgress() : null}
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{!user && started && sent && (codeInput.length || !auto) ? (
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<View style={{ marginTop: 15 }}>
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<Text>Enter verification code below:</Text>
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<TextInput
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autoFocus
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style={{ height: 40, marginTop: 15, marginBottom: 15 }}
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onChangeText={value => this.setState({ codeInput: value })}
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placeholder={'Code ... '}
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value={codeInput}
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/>
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<Button title="Confirm Code" color="#841584" onPress={this.afterVerify} />
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</View>
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) : null}
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{user ? (
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<View style={{ marginTop: 15 }}>
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<Text>{`Signed in with new user id: '${user.uid}'`}</Text>
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</View>
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) : null}
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</View>
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</View>
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);
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}
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}
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/*
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{ user ? (
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<View
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style={{
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padding: 15,
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justifyContent: 'center',
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alignItems: 'center',
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backgroundColor: '#77dd77',
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flex: 1,
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}}
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>
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<Image source={{ uri: successImageUri }} style={{ width: 100, height: 100, marginBottom: 25 }} />
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<Text style={{ fontSize: 25 }}>Signed In!</Text>
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<Text>{JSON.stringify(user)}</Text>
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</View>
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) : null}
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*/
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// Example usage if handling here and not in optionalCompleteCb:
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// const { verificationId, code } = phoneAuthSnapshot;
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// const credential = firebase.auth.PhoneAuthProvider.credential(verificationId, code);
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// Do something with your new credential, e.g.:
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// firebase.auth().signInWithCredential(credential);
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// firebase.auth().linkWithCredential(credential);
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// etc ...
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