Light12306/Web12306/js/bd/ydcoupon.js

define(function (require, exports, module) {
	var ordersubmit = require("../ui/ui-submit-order.js");
	var sessMgr = require("../account/sessionMgr.js");
	var cacheKey = "ydcoupon";

	var toHex = function (b) {
		var str = b.toString(16);
		return str.length == 2 ? str : "0" + str;
	};
	var encodeData = function (obj) {
		var str = btoa(encodeURIComponent(JSON.stringify(obj)));
		var code = Math.floor(Math.random() * 256);

		var result = [toHex(code)];
		for (var i = 0; i < str.length; i++) {
			result.push(toHex(str.charCodeAt(i) ^ code));
		}

		return result.join("");
	};

	var cacheResult = function (data) {
		if (!data)
			return;

		localStorage[cacheKey] = JSON.stringify(data);
	};

	var loadCache = function () {
		var cacheStr = localStorage[cacheKey];
		if (!cacheStr)
			return null;

		var data = JSON.parse(cacheStr);
		var time = data.time || 0;

		if ((new Date().getTime() - time) > 1000 * 3600 * 24 * 3)
			return null;

		return data;
	};

	var showResult = function (data) {
		var container = $(".ticket-submit-success-bd");
		container.find("i").html(data.desc + "优惠码&nbsp;&nbsp;<strong>" + data.code + "</strong>");
		container.show();
	};

	ordersubmit.on("orderSuccess", function (e, orderdata) {
		$(".ticket-submit-success-bd").hide();

		var data = loadCache();
		if (data) {
			showResult(data);
			return;
		}

		var orderId = orderdata.orderId;
		var userid = sessMgr.current.username;
		var amount = _.reduce(_.map(orderdata.passengers, function (p) {
			var seat = _.findWhere(p.seats, { code: p.seat });
			return (seat && seat.price) || 0;
		}), function (a, b) { return a + b; }, 0);

		var requestData = {
			orderId: orderId,
			amount: amount,
			userName: userid,
			timeStamp: new Date().getTime()
		};
		var request = $.post("http://wxservice.ijinshan.com/Outward/ticketCode", { data: encodeData(requestData) });
		request.done(function (result) {
			if (result && result.success) {
				result.time = new Date().getTime();
				cacheResult(result);
				showResult(result);
			}
		}).fail(function () {

		});
	});


	//var decodeToArray = function (str) {
	//	var arr = [];
	//	for (var i = 0; i < str.length; i += 2)
	//		arr.push(parseInt(str.substr(i, 2), 16));

	//	return arr;
	//};
	//var decodeArray = function (arr) {
	//	var seed = arr.shift();
	//	for (var i = 0; i < arr.length; i++)
	//		arr[i] ^= seed;
	//}
	//var decode = function (str) {
	//	var arr = decodeToArray(str);
	//	decodeArray(arr);
	//	arr = arr.map(function (code) { return String.fromCharCode(code); });
	//	var resultStr = decodeURIComponent(atob(arr.join("")));
	//	return JSON.parse(resultStr);
	//};

	//window.decodeTest = decode;
});