require(['dojo/_base/kernel', 'dojo/ready'], function (dojo, ready) {
	ready(function () {
		this.prev_feed = null;
		PluginHost.register(PluginHost.HOOK_FEED_SET_ACTIVE, (feed) => {
			if (feed[0] == this.prev_feed)
				return;
			
			const toolbar = document.forms["toolbar-main"];
			const order_by = dijit.getEnclosingWidget(toolbar.order_by);
			const view_mode = dijit.getEnclosingWidget(toolbar.view_mode);

			if (this.prev_feed != null) {
				prev_prefs = {
					order_by: order_by.attr("value"),
					view_mode: view_mode.attr("value"),
				};
				prev_key = "ttrss:feedprefs:"+this.prev_feed;
				localStorage.setItem(prev_key, JSON.stringify(this.prev_prefs));
			}
			this.prev_feed = feed[0];

			key = "ttrss:feedprefs:"+feed[0];
			data = localStorage.getItem(key);
			if (data) {
				prefs = JSON.parse(data);
				//console.log("plugin:feedprefs: "+key+" => "+data);
				if (prefs.order_by)
					order_by.attr("value", prefs.order_by);
				if (prefs.view_mode)
					view_mode.attr("value", prefs.view_mode);
			}
		});
	});
});