34 lines
972 B
JavaScript
34 lines
972 B
JavaScript
(function(factory) {
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if (typeof define === "function" && define.amd) {
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// AMD. Register as an anonymous module.
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define(['knockout'], factory);
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} else {
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// Browser globals
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factory(ko);
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}
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}(function(ko) {
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function SubtopicViewModel(topics, prefix, params) {
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var self = this;
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self.topics = ko.observableArray(topics);
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self.selectedTopic = ko.observable();
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self.selectedComponent = ko.pureComputed(function() {
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return prefix + "/" + self.selectedTopic();
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});
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self.selectTopic = function(topic) {
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location.hash = prefix + "/" + topic;
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self.selectedTopic(topic);
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}
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var topic = (params && params.topic) ? ko.unwrap(params.topic) : self.topics()[0];
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if( self.topics.indexOf(topic) == -1 )
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topic = self.topics()[0];
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self.selectTopic(topic);
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}
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return SubtopicViewModel;
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}));
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