mediawiki-extensions-Echo/modules/ui/mw.echo.ui.CrossWikiUnreadFilterWidget.js
Ed Sanders c8d24ebd17 build: Replace jscs/jshint with eslint
Change-Id: Iee1d1b20ed31e636bfb8fc8cf9b18ff328bf608c
2016-11-23 15:25:59 -08:00

174 lines
4.7 KiB
JavaScript

( function ( $, mw ) {
/**
* A filter for cross-wiki unread notifications
*
* @class
* @extends OO.ui.Widget
* @mixins OO.ui.mixin.PendingElement
*
* @constructor
* @param {mw.echo.Controller} controller Echo controller
* @param {mw.echo.dm.FiltersModel} filtersModel Filter model
* @param {Object} [config] Configuration object
*/
mw.echo.ui.CrossWikiUnreadFilterWidget = function MwEchoUiCrossWikiUnreadFilterWidget( controller, filtersModel, config ) {
var titleWidget, subtitleWidget;
config = config || {};
// Parent
mw.echo.ui.CrossWikiUnreadFilterWidget.parent.call( this,
// Sorting callback
function ( a, b ) {
var diff;
// Local source is always first
if ( a.getSource() === 'local' ) {
return -1;
} else if ( b.getSource() === 'local' ) {
return 1;
}
diff = Number( b.getTotalCount() ) - Number( a.getTotalCount() );
if ( diff !== 0 ) {
return diff;
}
// Fallback on Source
return b.getSource() - a.getSource();
},
// Config
config
);
// Mixin
OO.ui.mixin.PendingElement.call( this, config );
this.controller = controller;
this.model = filtersModel;
this.previousPageSelected = null;
titleWidget = new OO.ui.LabelWidget( {
classes: [ 'mw-echo-ui-crossWikiUnreadFilterWidget-title' ],
label: mw.msg( 'echo-specialpage-pagefilters-title' )
} );
subtitleWidget = new OO.ui.LabelWidget( {
classes: [ 'mw-echo-ui-crossWikiUnreadFilterWidget-subtitle' ],
label: mw.msg( 'echo-specialpage-pagefilters-subtitle' )
} );
// Events
this.aggregate( { choose: 'pageFilterChoose' } );
this.connect( this, { pageFilterChoose: 'onPageFilterChoose' } );
this.$element
.addClass( 'mw-echo-ui-crossWikiUnreadFilterWidget' )
.append(
titleWidget.$element,
subtitleWidget.$element,
this.$group
.addClass( 'mw-echo-ui-crossWikiUnreadFilterWidget-group' )
);
};
/* Initialization */
OO.inheritClass( mw.echo.ui.CrossWikiUnreadFilterWidget, mw.echo.ui.SortedListWidget );
OO.mixinClass( mw.echo.ui.CrossWikiUnreadFilterWidget, OO.ui.mixin.PendingElement );
/* Events */
/**
* @event filter
* @param {string} source Source symbolic name
* @param {number} [pageId] Chosen page ID
*
* A source page filter was chosen
*/
/* Methods */
/**
* Respond to choose event in one of the page filter widgets
*
* @param {mw.echo.ui.PageFilterWidget} widget The widget the event originated from
* @param {mw.echo.ui.PageNotificationsOptionWidget} item The chosen item
* @fires filter
*/
mw.echo.ui.CrossWikiUnreadFilterWidget.prototype.onPageFilterChoose = function ( widget, item ) {
var source = widget.getSource(),
page = item && item.getData();
if ( item ) {
this.setItemSelected( item );
// Emit a choice
this.emit( 'filter', source, page );
}
};
/**
* Set the selected item
*
* @param {mw.echo.ui.PageNotificationsOptionWidget} item Item to select
*/
mw.echo.ui.CrossWikiUnreadFilterWidget.prototype.setItemSelected = function ( item ) {
// Unselect the previous item
if ( this.previousPageSelected ) {
this.previousPageSelected.setSelected( false );
}
item.setSelected( true );
this.previousPageSelected = item;
};
/**
* Populate the sources
*/
mw.echo.ui.CrossWikiUnreadFilterWidget.prototype.populateSources = function () {
this.pushPending();
this.controller.fetchUnreadPagesByWiki()
.then( this.populateDataFromModel.bind( this ) )
.always( this.popPending.bind( this ) );
};
/**
* Populate the widget from the model data
*/
mw.echo.ui.CrossWikiUnreadFilterWidget.prototype.populateDataFromModel = function () {
var i, source, widget, selectedWidget, item,
widgets = [],
sourcePageModel = this.model.getSourcePagesModel(),
selectedSource = sourcePageModel.getCurrentSource(),
selectedPage = sourcePageModel.getCurrentPage(),
sources = sourcePageModel.getSourcesArray();
for ( i = 0; i < sources.length; i++ ) {
source = sources[ i ];
widget = new mw.echo.ui.PageFilterWidget(
sourcePageModel,
source,
{
title: sourcePageModel.getSourceTitle( source ),
unreadCount: sourcePageModel.getSourceTotalCount( source ),
initialSelection: this.previousPageSelected && this.previousPageSelected.getData()
}
);
widgets.push( widget );
}
this.clearItems();
this.addItems( widgets );
// Select the current source
selectedWidget = this.getItemFromData( selectedSource );
if ( selectedPage ) {
// Select a specific page
item = selectedWidget.getItemFromData( selectedPage );
} else {
// The wiki title is selected
item = selectedWidget.getTitleItem();
}
this.setItemSelected( item );
};
}( jQuery, mediaWiki ) );