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