wikimedia/mediawiki-extensions-Wikibase

/**
 * @license GPL-2.0-or-later
 * @author Adrian Heine <adrian.heine@wikimedia.de>
 */
( function ( wb ) {
    'use strict';

    var MODULE = wb;
    var PARENT = util.ContentLanguages;
    var monolingualTextLanguages = require( './contentLanguages.json' ).monolingualtext;
    var termLanguages = require( './contentLanguages.json' ).term;

    /**
     * @constructor
     * @private
     */
    var SELF = MODULE.WikibaseContentLanguages = util.inherit(
        'WbContentLanguages',
        PARENT,
        function ( contentLanguages, getName ) {
            if ( !Array.isArray( contentLanguages ) ) {
                throw new Error( 'Required parameter "contentLanguages" is not specified properly.' );
            }
            if ( typeof getName !== 'function' ) {
                throw new Error( 'Required parameter "getName" is not specified properly.' );
            }

            this._languageCodes = contentLanguages;
            this._getName = getName;
        }
    );

    SELF.getMonolingualTextLanguages = function () {
        return new SELF( monolingualTextLanguages, wb.getLanguageNameByCode );
    };

    SELF.getTermLanguages = function () {
        return new SELF( termLanguages, wb.getLanguageNameByCodeForTerms );
    };

    $.extend( SELF.prototype, {
        /**
         * @type {string[]|null}
         * @private
         */
        _languageCodes: null,

        /**
         * @type {Function}
         * @private
         */
        _getName: null,

        /**
         * @inheritdoc
         */
        getAll: function () {
            return this._languageCodes;
        },

        /**
         * @inheritdoc
         */
        getName: function ( code ) {
            return this._getName( code );
        },

        getLanguageNameMap: function () {
            var map = {},
                self = this;

            this._languageCodes.forEach( function ( languageCode ) {
                map[ languageCode ] = self.getName( languageCode );
            } );

            return map;
        }
    } );

}( wikibase ) );