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/* global ns */
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/**
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* @class
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* @alias H5PEditor.SelectorLegacy
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*/
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ns.SelectorLegacy = function (libraries, selectedLibrary, changeLibraryDialog) {
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var self = this;
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H5P.EventDispatcher.call(this);
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var defaultLibraryParameterized = selectedLibrary ? selectedLibrary.replace('.', '-').toLowerCase() : undefined;
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this.currentLibrary = selectedLibrary;
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var options = '<option value="-">-</option>';
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for (var i = 0; i < libraries.length; i++) {
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var library = libraries[i];
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var libraryName = ns.libraryToString(library);
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// Never deny editing existing content
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// For new content deny old or restricted libs.
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if (selectedLibrary === libraryName ||
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((library.restricted === undefined || !library.restricted) &&
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library.isOld !== true
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)
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) {
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options += '<option value="' + libraryName + '"';
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if (libraryName === selectedLibrary || library.name === defaultLibraryParameterized) {
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options += ' selected="selected"';
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}
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if (library.tutorialUrl !== undefined) {
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options += ' data-tutorial-url="' + library.tutorialUrl + '"';
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}
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if (library.exampleUrl !== undefined) {
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options += ' data-example-url="' + library.exampleUrl + '"';
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}
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options += '>' + library.title + (library.isOld===true ? ' (deprecated)' : '') + '</option>';
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}
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}
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this.$selector = ns.$('' +
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'<select name="h5peditor-library" title="' + ns.t('core', 'selectLibrary') + '"' + '>' +
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options +
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'</select>'
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).change(function () {
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// Use timeout to avoid bug in Chrome >44, when confirm is used inside change event.
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// Ref. https://code.google.com/p/chromium/issues/detail?id=525629
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setTimeout(function () {
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if (!self.currentLibrary) {
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self.currentLibrary = self.$selector.val();
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self.trigger('selected');
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return;
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}
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self.currentLibrary = self.$selector.val();
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changeLibraryDialog.show(self.$selector.offset().top);
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}, 0);
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});
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};
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/**
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* Reset selector to provided library
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*
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* @param {string} library
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* @param {Object} params
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* @param {Object} metadata
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*/
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ns.SelectorLegacy.prototype.resetSelection = function (library, params, metadata) {
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this.$selector.val(library);
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this.currentParams = params;
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this.currentMetadata = metadata;
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this.currentLibrary = library;
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};
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/**
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* Get currently selected library.
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*
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* @returns {string}
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*/
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ns.SelectorLegacy.prototype.getSelectedLibrary = function (next) {
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var that = this;
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var $option = this.$selector.find(':selected');
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next({
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uberName: that.currentLibrary,
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tutorialUrl: $option.data('tutorial-url'),
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exampleUrl: $option.data('example-url')
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});
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};
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/**
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* Load new params into legacy selector
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*
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* @returns {undefined}
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*/
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ns.SelectorLegacy.prototype.getParams = function () {
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return this.currentParams;
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};
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/**
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* Load new metadata into legacy selector
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*
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* @returns {undefined}
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*/
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ns.SelectorLegacy.prototype.getMetadata = function () {
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return this.currentMetadata;
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};
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/**
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* Returns the html element for the hub
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*
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* @return {HTMLElement}
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*/
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ns.SelectorLegacy.prototype.getElement = function () {
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return this.$selector.get(0);
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};
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