(function() {
	var counter = {},
		ctripHandle = function(from, to, date, referer) {
			var flight = FlightFactory.getFromCtrip(from, to, date);

			flight.getData(false, true, function(data) {
				Storage.set('showStage', {
					name: 'promotion',
					data: {
						query: {
							from: CityMap.code2name[from],
							to: CityMap.code2name[to]
						},
						tickets: flight.getData(),
						referer: referer
					}
				});
				Storage.set('promotionTime', Util.date.now());
				counter = {};
				Util.popup();
			});
		};

	chrome.webRequest.onCompleted.addListener(function(details) {
		//检查上次弹出时间
		var lastPromotionTime = Storage.get('promotionTime');
		if (lastPromotionTime !== null && lastPromotionTime !== undefined && Util.date.now() - parseInt(lastPromotionTime, 10) < config.promotion.silent) {
			return ;
		}
		
		var result = details.url.match(/booking\/(.*\-.*)\-day\-1\.html/);
		
		if (typeof(result) == 'undefined' || result == null || typeof(result[1]) == 'undefined') {
			return ;
		}
		
		var flightFlag = result[1];
		if (typeof(counter[flightFlag]) == 'undefined') {
			counter[flightFlag] = 0;
		}
		counter[flightFlag]++;
		
		if (counter[flightFlag] >= config.promotion.limit) {
			//解析出发、目的地，日期
			var flightInfo = flightFlag.split('-'),
				result = details.url.match(/DDate1=([0-9\-]*)/),
				dateInfo;

			if (result === undefined || result === null || result[1] === undefined) {
				chrome.tabs.get(details.tabId, function(tabInfo) {
					dateInfo = tabInfo.title.match(/^[0-9\-]*/);
					if (dateInfo !== undefined && dateInfo !== null && dateInfo[0]) {
						ctripHandle(flightInfo[0], flightInfo[1], Util.date.formatFromYmd(dateInfo[0]), details.url);
					}
				});
			} else {
				ctripHandle(flightInfo[0], flightInfo[1], result[1], details.url);
			}
		}
	},
	{
		urls: ['http://flights.ctrip.com/booking/*']
	});
}());