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mw.echo.ui.DatedNotificationsWidget.js
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mw.echo.ui.DatedNotificationsWidget.js
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( function () {
/**
* A notifications list organized and separated by dates
*
* @class
* @extends OO.ui.Widget
* @mixes OO.ui.mixin.PendingElement
*
* @constructor
* @param {mw.echo.Controller} controller Echo controller
* @param {mw.echo.dm.ModelManager} modelManager Model manager
* @param {Object} [config] Configuration object
* @param {boolean} [config.animateSorting=false] Animate the sorting of items
* @param {jQuery} [config.$overlay] An overlay for the popup menus
*/
mw.echo.ui.DatedNotificationsWidget = function MwEchoUiDatedNotificationsListWidget( controller, modelManager, config ) {
config = config || {};
// Parent constructor
mw.echo.ui.DatedNotificationsWidget.super.call( this, config );
// Mixin constructors
OO.ui.mixin.PendingElement.call( this, config );
this.manager = modelManager;
this.controller = controller;
this.models = {};
this.$overlay = config.$overlay || this.$element;
this.animateSorting = !!config.animateSorting;
this.listWidget = new mw.echo.ui.SortedListWidget(
// Sorting callback
( ( a, b ) => {
// Reverse sorting
if ( b.getTimestamp() < a.getTimestamp() ) {
return -1;
} else if ( b.getTimestamp() > a.getTimestamp() ) {
return 1;
}
} ),
// Config
{
classes: [ 'mw-echo-ui-datedNotificationsWidget-group' ],
$overlay: this.$overlay,
animated: false
}
);
// Events
this.manager.connect( this, {
update: 'populateFromModel',
discard: 'onManagerDiscardModel'
} );
this.$element
.addClass( 'mw-echo-ui-datedNotificationsWidget' )
.append( this.listWidget.$element );
// Initialization
this.populateFromModel();
};
/* Initialization */
OO.inheritClass( mw.echo.ui.DatedNotificationsWidget, OO.ui.Widget );
OO.mixinClass( mw.echo.ui.DatedNotificationsWidget, OO.ui.mixin.PendingElement );
mw.echo.ui.DatedNotificationsWidget.prototype.onManagerDiscardModel = function ( modelId ) {
const model = this.models[ modelId ],
list = this.getList();
if ( model ) {
const group = list.getItemFromId( model.getName() );
list.removeItems( [ group ] );
}
};
/**
* Respond to model removing source group
*
* @param {string} source Symbolic name of the source group
*/
mw.echo.ui.DatedNotificationsWidget.prototype.onModelRemoveSource = function ( source ) {
const list = this.getList(),
group = list.getItemFromId( source );
list.removeItems( [ group ] );
};
/**
* Respond to model manager update event.
* This event means we are repopulating the entire list and the
* associated models within it.
*
* @param {Object} models List models, indexed by ID
*/
mw.echo.ui.DatedNotificationsWidget.prototype.populateFromModel = function ( models ) {
const groupWidgets = [];
// Detach all attached models
for ( const modelId in this.models ) {
this.detachModel( modelId );
}
for ( const model in models ) {
// Create SubGroup widgets
const subgroupWidget = new mw.echo.ui.DatedSubGroupListWidget(
this.controller,
models[ model ],
{
showTitle: true,
showMarkAllRead: true,
$overlay: this.$overlay,
animated: this.animateSorting
}
);
this.attachModel( model, models[ model ] );
subgroupWidget.resetItemsFromModel();
groupWidgets.push( subgroupWidget );
}
this.getList().getItems().forEach( ( widget ) => {
// Destroy all available widgets
widget.destroy();
} );
// Reset the list and re-add the items
this.getList().clearItems();
this.getList().addItems( groupWidgets );
};
/**
* Attach a model to the widget
*
* @param {string} modelId Symbolic name for the model
* @param {mw.echo.dm.SortedList} model Notifications list model
*/
mw.echo.ui.DatedNotificationsWidget.prototype.attachModel = function ( modelId, model ) {
this.models[ modelId ] = model;
};
/**
* Detach a model from the widget
*
* @param {string} modelId Notifications list model
*/
mw.echo.ui.DatedNotificationsWidget.prototype.detachModel = function ( modelId ) {
this.models[ modelId ].disconnect( this );
delete this.models[ modelId ];
};
/**
* Get the list widget contained in this item
*
* @return {mw.echo.ui.SortedListWidget} List widget
*/
mw.echo.ui.DatedNotificationsWidget.prototype.getList = function () {
return this.listWidget;
};
/**
* Get the number of all notifications in all sections of the widget
*
* @return {number} The number of all notifications
*/
mw.echo.ui.DatedNotificationsWidget.prototype.getAllNotificationCount = function () {
const groups = this.getList().getItems();
let count = 0;
for ( let i = 0; i < groups.length; i++ ) {
count += groups[ i ].getListWidget().getItemCount();
}
return count;
};
}() );

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mw.echo.ui.DatedNotificationsWidget.js (4 KB)

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