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/*!
* MediaWiki Widgets - ExpiryWidget class.
*
* @copyright 2018 MediaWiki Widgets Team and others; see AUTHORS.txt
* @license The MIT License (MIT); see LICENSE.txt
*/
/* global moment */
( function () {
/**
* @classdesc Expiry widget.
*
* @class mw.widgets.ExpiryWidget
* @extends OO.ui.Widget
*
* @constructor
* @description Create a mw.widgets.ExpiryWidget object.
* @param {Object} [config] Configuration options
*/
mw.widgets.ExpiryWidget = function ( config ) {
const RFC2822 = 'ddd, DD MMM YYYY HH:mm:ss [GMT]';
// Config initialization
config = Object.assign( {}, config );
this.relativeField = new config.RelativeInputClass( config.relativeInput );
this.relativeField.$element.addClass( 'mw-widget-ExpiryWidget-relative' );
// Parent constructor
mw.widgets.ExpiryWidget.super.call( this, config );
// Properties
this.inputSwitch = new OO.ui.ButtonSelectWidget( {
tabIndex: -1,
items: [
new OO.ui.ButtonOptionWidget( {
data: 'relative',
icon: 'edit'
} ),
new OO.ui.ButtonOptionWidget( {
data: 'date',
icon: 'calendar'
} )
]
} );
this.dateTimeField = new mw.widgets.datetime.DateTimeInputWidget( {
min: new Date(), // The selected date must at least be now.
required: config.required
} );
// Initially hide the dateTime field.
this.dateTimeField.toggle( false );
// Initially set the relative input.
this.inputSwitch.selectItemByData( 'relative' );
// Events
// Toggle the visible inputs.
this.inputSwitch.on( 'choose', ( event ) => {
switch ( event.getData() ) {
case 'date':
this.dateTimeField.toggle( true );
this.relativeField.toggle( false );
break;
case 'relative':
this.dateTimeField.toggle( false );
this.relativeField.toggle( true );
break;
}
} );
// When the date time field update, update the relative
// field.
this.dateTimeField.on( 'change', ( value ) => {
// Do not alter the visible input.
if ( this.relativeField.isVisible() ) {
return;
}
// If the value was cleared, do not attempt to parse it.
if ( !value ) {
this.relativeField.setValue( value );
return;
}
const datetime = moment( value );
// If the datetime is invlaid for some reason, reset the relative field.
if ( !datetime.isValid() ) {
this.relativeField.setValue( undefined );
}
// Set the relative field value. The field only accepts English strings.
this.relativeField.setValue( datetime.utc().locale( 'en' ).format( RFC2822 ) );
} );
// When the relative field update, update the date time field if it's a
// value that moment understands.
this.relativeField.on( 'change', ( event ) => {
// Emit a change event for this widget.
this.emit( 'change', event );
// Do not alter the visible input.
if ( this.dateTimeField.isVisible() ) {
return;
}
// Parsing of free text field may fail, so always check if the date is
// valid.
const datetime = moment( event );
if ( datetime.isValid() ) {
this.dateTimeField.setValue( datetime.utc().toISOString() );
} else {
this.dateTimeField.setValue( undefined );
}
} );
// Initialization
this.$element
.addClass( 'mw-widget-ExpiryWidget' )
.addClass( 'mw-widget-ExpiryWidget-hasDatePicker' )
.append(
this.inputSwitch.$element,
this.dateTimeField.$element,
this.relativeField.$element
);
// Trigger an initial onChange.
this.relativeField.emit( 'change', this.relativeField.getValue() );
};
/* Inheritance */
OO.inheritClass( mw.widgets.ExpiryWidget, OO.ui.Widget );
/**
* @inheritdoc
*/
mw.widgets.ExpiryWidget.static.reusePreInfuseDOM = function ( node, config ) {
const $relativeElement = $( node ).find( '.mw-widget-ExpiryWidget-relative' );
config = mw.widgets.ExpiryWidget.super.static.reusePreInfuseDOM( node, config );
// eslint-disable-next-line no-jquery/no-class-state
if ( $relativeElement.hasClass( 'oo-ui-textInputWidget' ) ) {
config.RelativeInputClass = OO.ui.TextInputWidget;
// eslint-disable-next-line no-jquery/no-class-state
} else if ( $relativeElement.hasClass( 'mw-widget-selectWithInputWidget' ) ) {
config.RelativeInputClass = mw.widgets.SelectWithInputWidget;
}
config.relativeInput = config.RelativeInputClass.static.reusePreInfuseDOM(
$relativeElement,
config.relativeInput
);
return config;
};
/**
* @inheritdoc
*/
mw.widgets.ExpiryWidget.static.gatherPreInfuseState = function ( node, config ) {
const state = mw.widgets.ExpiryWidget.super.static.gatherPreInfuseState( node, config );
state.relativeInput = config.RelativeInputClass.static.gatherPreInfuseState(
$( node ).find( '.mw-widget-ExpiryWidget-relative' ),
config.relativeInput
);
return state;
};
/**
* @inheritdoc
*/
mw.widgets.ExpiryWidget.prototype.restorePreInfuseState = function ( state ) {
mw.widgets.ExpiryWidget.super.prototype.restorePreInfuseState.call( this, state );
this.relativeField.restorePreInfuseState( state.relativeInput );
};
/**
* @inheritdoc
*/
mw.widgets.ExpiryWidget.prototype.setDisabled = function ( disabled ) {
mw.widgets.ExpiryWidget.super.prototype.setDisabled.call( this, disabled );
this.relativeField.setDisabled( disabled );
if ( this.inputSwitch ) {
this.inputSwitch.setDisabled( disabled );
}
if ( this.dateTimeField ) {
this.dateTimeField.setDisabled( disabled );
}
};
/**
* Gets the value of the widget.
*
* @return {string}
*/
mw.widgets.ExpiryWidget.prototype.getValue = function () {
return this.relativeField.getValue();
};
}() );