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mw.echo.dm.FiltersModel.js
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mw.echo.dm.FiltersModel.js
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/**
* Filters model for displaying filtered notification list.
*
* @class
* @mixes OO.EventEmitter
*
* @constructor
* @param {Object} [config={}]
* @param {string} [config.readState='all'] Notifications read state. Allowed
* values are 'all', 'read' or 'unread'.
* @param {string} [config.selectedSource=''] Currently selected source
*/
mw.echo.dm.FiltersModel = function MwEchoDmFiltersModel( config ) {
config = config || {};
// Mixin constructor
OO.EventEmitter.call( this );
this.readState = config.readState || 'all';
this.sourcePagesModel = new mw.echo.dm.SourcePagesModel();
this.selectedSource = config.selectedSource || '';
this.selectedSourcePage = null;
};
/* Initialization */
OO.initClass( mw.echo.dm.FiltersModel );
OO.mixinClass( mw.echo.dm.FiltersModel, OO.EventEmitter );
/* Events */
/**
* The filters have been updated
*
* @event mw.echo.dm.FiltersModel#update
*/
/* Methods */
/**
* Set the read state filter
*
* @param {string} readState Notifications read state
* @fires mw.echo.dm.FiltersModel#update
*/
mw.echo.dm.FiltersModel.prototype.setReadState = function ( readState ) {
const allowed = [ 'all', 'read', 'unread' ];
if (
this.readState !== readState &&
allowed.includes( readState )
) {
this.readState = readState;
this.emit( 'update' );
}
};
/**
* Get the read state filter
*
* @return {string} Notifications read state
*/
mw.echo.dm.FiltersModel.prototype.getReadState = function () {
return this.readState;
};
/**
* Set the currently selected source and page.
* If no page is given, or if page is null, the source title
* is assumed to be selected.
*
* @param {string} source Source name
* @param {string} [page] Page name
*/
mw.echo.dm.FiltersModel.prototype.setCurrentSourcePage = function ( source, page ) {
this.sourcePagesModel.setCurrentSourcePage( source, page );
};
/**
* Get the total count of a source. This sums the count of all
* sub pages in that source.
*
* @param {string} source Symbolic name for source
* @return {number} Total count
*/
mw.echo.dm.FiltersModel.prototype.getSourceTotalCount = function ( source ) {
return this.sourcePagesModel.getSourceTotalCount( source );
};
/**
* Get the source page model
*
* @return {mw.echo.dm.SourcePagesModel} Source pages model
*/
mw.echo.dm.FiltersModel.prototype.getSourcePagesModel = function () {
return this.sourcePagesModel;
};

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