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Adds dial-out UI.
This commit is contained in:
yanas
346
react/features/dial-out/components/DialOutNumbersForm.web.js
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346
react/features/dial-out/components/DialOutNumbersForm.web.js
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import React, { Component } from 'react';
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import { connect } from 'react-redux';
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import ExpandIcon from '@atlaskit/icon/glyph/expand';
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import { StatelessDropdownMenu } from '@atlaskit/dropdown-menu';
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import { translate } from '../../base/i18n';
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import CountryIcon from './CountryIcon';
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import { updateDialOutCodes } from '../actions';
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/**
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* The expand icon of the dropdown menu.
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*
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* @type {XML}
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*/
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const EXPAND_ICON = <ExpandIcon label = 'expand' />;
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/**
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* The default value of the country if the fetch service is unavailable.
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*
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* @type {{name: string, dialCode: string, code: string}}
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*/
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const DEFAULT_COUNTRY = {
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name: 'United States',
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dialCode: '+1',
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code: 'US'
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};
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/**
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* React {@code Component} responsible for fetching and displaying dial-out
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* country codes, as well as dialing a phone number.
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*
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* @extends Component
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*/
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class DialOutNumbersForm extends Component {
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/**
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* {@code DialOutNumbersForm}'s property types.
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*
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* @static
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*/
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static propTypes = {
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/**
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* The redux state representing the list of dial-out codes.
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*/
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_dialOutCodes: React.PropTypes.array,
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/**
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* The function called on every dial input change.
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*/
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onChange: React.PropTypes.func,
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/**
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* Invoked to obtain translated strings.
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*/
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t: React.PropTypes.func,
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/**
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* Invoked to send an ajax request for dial-out codes.
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*/
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updateDialOutCodes: React.PropTypes.func
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}
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/**
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* Initializes a new {@code DialOutNumbersForm} instance.
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*
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* @param {Object} props - The read-only properties with which the new
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* instance is to be initialized.
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*/
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constructor(props) {
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super(props);
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this.state = {
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dialInput: '',
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/**
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* Whether or not the dropdown should be open.
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*
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* @type {boolean}
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*/
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isDropdownOpen: false,
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/**
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* The selected country.
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*
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* @type {Object}
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*/
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selectedCountry: DEFAULT_COUNTRY
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};
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/**
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* The internal reference to the DOM/HTML element backing the React
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* {@code Component} text input.
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*
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* @private
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* @type {HTMLInputElement}
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*/
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this._dialInputElem = null;
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// Bind event handlers so they are only bound once for every instance.
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this._onInputChange = this._onInputChange.bind(this);
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this._onOpenChange = this._onOpenChange.bind(this);
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this._onSelect = this._onSelect.bind(this);
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this._setDialInputElement = this._setDialInputElement.bind(this);
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}
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/**
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* Dispatches a request for dial out codes if not already present in the
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* redux store. If dial out codes are present, sets a default code to
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* display in the dropdown trigger.
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*
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* @inheritdoc
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* returns {void}
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*/
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componentDidMount() {
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const dialOutCodes = this.props._dialOutCodes;
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if (dialOutCodes) {
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this._setDefaultCode(dialOutCodes);
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} else {
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this.props.updateDialOutCodes();
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}
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}
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/**
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* Monitors for dial out code updates and sets a default code to display in
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* the dropdown trigger if not already set.
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*
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* @inheritdoc
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* returns {void}
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*/
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componentWillReceiveProps(nextProps) {
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if (!this.state.selectedCountry && nextProps._dialOutCodes) {
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this._setDefaultCode(nextProps._dialOutCodes);
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}
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}
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/**
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* Implements React's {@link Component#render()}.
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*
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* @inheritdoc
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* @returns {ReactElement}
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*/
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render() {
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const { t, _dialOutCodes } = this.props;
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const items
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= _dialOutCodes ? this._formatCountryCodes(_dialOutCodes) : [];
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return (
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<div className = 'form-control'>
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{ this._createDropdownMenu(items) }
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<div className = 'dial-out-input'>
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<input
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autoFocus = { true }
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className = 'input-control'
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onChange = { this._onInputChange }
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placeholder = { t('dialOut.enterPhone') }
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ref = { this._setDialInputElement }
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type = 'text' />
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</div>
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</div>
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);
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}
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/**
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* Creates a {@code StatelessDropdownMenu} instance.
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*
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* @param {Array} items - The content to display within the dropdown.
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* @returns {ReactElement}
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*/
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_createDropdownMenu(items) {
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const { code, dialCode } = this.state.selectedCountry;
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return (
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<StatelessDropdownMenu
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isOpen = { this.state.isDropdownOpen }
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items = { [ { items } ] }
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onItemActivated = { this._onSelect }
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onOpenChange = { this._onOpenChange }
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shouldFitContainer = { true }>
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{ this._createDropdownTrigger(dialCode, code) }
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</StatelessDropdownMenu>
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);
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}
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/**
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* Creates a React {@code Component} with a readonly HTMLInputElement as a
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* trigger for displaying the dropdown menu. The {@code Component} will also
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* display the currently selected number.
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*
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* @param {string} dialCode - The +xx dial code.
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* @param {string} countryCode - The country 2 letter code.
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* @private
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* @returns {ReactElement}
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*/
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_createDropdownTrigger(dialCode, countryCode) {
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return (
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<div className = 'dropdown'>
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<CountryIcon
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className = 'dial-out-flag-icon'
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countryCode = { `${countryCode}` } />
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<input
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className = 'input-control dial-out-code'
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readOnly = { true }
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type = 'text'
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value = { dialCode || '' } />
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<span className = 'dropdown-trigger-icon'>
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{ EXPAND_ICON }
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</span>
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</div>
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);
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}
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/**
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* Transforms the passed in numbers object into an array of objects that can
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* be parsed by {@code StatelessDropdownMenu}.
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*
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* @param {Object} countryCodes - The list of country codes.
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* @private
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* @returns {Array<Object>}
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*/
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_formatCountryCodes(countryCodes) {
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return countryCodes.map(country => {
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const countryIcon
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= <CountryIcon countryCode = { `${country.code}` } />;
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const countryElement
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= <span>{countryIcon} { country.name }</span>;
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return {
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content: `${country.dialCode}`,
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elemBefore: countryElement,
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country
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};
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});
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}
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/**
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* Updates the dialNumber when changes to the dial text or code happen.
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*
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* @private
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* @returns {void}
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*/
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_onDialNumberChange() {
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const { dialCode } = this.state.selectedCountry;
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this.props.onChange(dialCode, this.state.dialInput);
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}
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/**
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* Updates the dialInput state when the input changes.
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*
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* @param {Object} e - The event notifying us of the change.
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* @private
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* @returns {void}
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*/
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_onInputChange(e) {
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this.setState({
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dialInput: e.target.value
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}, () => {
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this._onDialNumberChange();
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});
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}
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/**
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* Sets the internal state to either open or close the dropdown. If the
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* dropdown is disabled, the state will always be set to false.
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*
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* @param {Object} dropdownEvent - The even returned from clicking on the
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* dropdown trigger.
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* @private
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* @returns {void}
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*/
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_onOpenChange(dropdownEvent) {
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this.setState({
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isDropdownOpen: dropdownEvent.isOpen
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});
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}
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/**
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* Updates the internal state of the currently selected country code.
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*
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* @param {Object} selection - Event from choosing an dropdown option.
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* @private
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* @returns {void}
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*/
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_onSelect(selection) {
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this.setState({
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isDropdownOpen: false,
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selectedCountry: selection.item.country
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}, () => {
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this._onDialNumberChange();
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this._dialInputElem.focus();
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});
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}
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/**
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* Updates the internal state of the currently selected number by defaulting
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* to the first available number.
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*
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* @param {Object} countryCodes - The list of country codes to choose from
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* for setting a default code.
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* @private
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* @returns {void}
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*/
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_setDefaultCode(countryCodes) {
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this.setState({
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selectedCountry: countryCodes[0]
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});
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}
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/**
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* Sets the internal reference to the DOM/HTML element backing the React
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* {@code Component} dial input.
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*
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* @param {HTMLInputElement} input - The DOM/HTML element for this
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* {@code Component}'s text input.
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* @private
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* @returns {void}
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*/
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_setDialInputElement(input) {
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this._dialInputElem = input;
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}
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}
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/**
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* Maps (parts of) the Redux state to the associated
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* {@code DialOutNumbersForm}'s props.
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*
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* @param {Object} state - The Redux state.
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* @private
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* @returns {{
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* _dialOutCodes: React.PropTypes.object
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* }}
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*/
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function _mapStateToProps(state) {
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const { dialOutCodes } = state['features/dial-out'];
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return {
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_dialOutCodes: dialOutCodes
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};
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}
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export default translate(connect(_mapStateToProps,
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{ updateDialOutCodes })(DialOutNumbersForm));
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