define(function (require, exports) {
	var utility = require("../utility.js");
	var data = require("../data.js");

	exports.getError = function (json) {
		/// <summary>获得指定返回数据中的错误信息</summary>

		if (json.messages && json.messages instanceof Array) {
			return { message: data.parseErrorMessage(json.messages.join(";")) };
		}
		if (json.data && json.data.isRelogin) {
			return { message: "12306取消了您的登录，请重新登录。", relogin: true };
		}

		return { message: "未知错误信息" };
	};

	exports.canPassageAddToOrder = function (p) {
		if (p.passenger_id_type_code === "C" || p.passenger_id_type_code === "G" || p.passenger_id_type_code === "B")
			return true;

		if (p.passenger_id_type_code === "2")
			return false;

		return p.total_times == "93" || p.total_times == "95" || p.total_times == "97" || p.total_times == "99";
	};
	exports.getAvailableTicketType = function (p, stu) {
		var a = [];
		var pt = p.passenger_type;

		if (pt === "3" && stu) {
			a.push({ id: 3, name: "学生票" });
		} else {
			a.push({ id: 1, name: "成人票" });
			a.push({ id: 2, name: "儿童票" });
			if (pt === "3")
				a.push({ id: 3, name: "学生票" });
		}
		if (pt === "4") {
			a.push({ id: 4, name: "残军票" });
		}
		return a;
	};
	exports.processPassenger = function (list) {
		list.forEach(function (e) {
			e.key = e.passenger_type + "$" + e.passenger_name + "$" + e.passenger_id_type_code + "$" + e.passenger_id_no;
		});
	};
	exports.getSeats = function (trainSeats) {
		var seats = _.filter(_.clone(trainSeats), function(t) {return t.count>0;});
		//排序
		seats.sort(function (x, y) {
			return x.price - y.price;
		});
		//如果有硬座/二等座和无座，则隐藏无座
		var removeNonSeat = _.findWhere(seats, { code: "1" }) || _.findWhere(seats, { code: "O" }) || false;
		if (removeNonSeat) {
			for (var i = 0; i < seats.length; i++) {
				if (seats[i].code === "0") {
					seats.splice(i, 1);
					break;
				}
			}
		} else {
			//有无座的时候，则设置无座的席别代码
			var emptySeatCode = _.findWhere(trainSeats, { code: "1" }) ? "1" : "O";
			var emptyItem = _.findWhere(seats, { code: "0" });
			if (emptyItem)
				emptyItem.code = emptySeatCode;
		}

		return seats;
	};

	exports.sortCity = function (cities) {
		/// <summary>对城市进行排序</summary>

		cities.sort(function(x,y) {
			if (x.s !== y.s)
				return x.s - y.s;
			return x.c > y.c ? 1 : -1;
		});
	};
});