define(function (require, exports) {

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

		if (data.messages && data.messages instanceof Array) {
			return { message: data.messages.join(";") };
		}
		if (data.data && data.data.isRelogin) {
			return { message: "登录状态异常，请重新登录。", relogin: true };
		}

		return { message: "未知错误信息" };
	};
	exports.formatDate = function (date, format) {
		/// <summary>格式化指定日期</summary>
		/// <param name="format" type="String">格式化字符串</param>
		format = format || "yyyy-MM-dd";
		var o = {
			"M+": date.getMonth() + 1, //month
			"d+": date.getDate(), //day
			"h+": date.getHours(), //hour
			"m+": date.getMinutes(), //minute
			"s+": date.getSeconds(), //second
			"q+": Math.floor((date.getMonth() + 3) / 3), //quarter
			"S": date.getMilliseconds() //millisecond
		};

		if (/(y+)/i.test(format)) {
			format = format.replace(RegExp.$1, (date.getFullYear() + "").substr(4 - RegExp.$1.length));
		}

		for (var k in o) {
			if (new RegExp("(" + k + ")").test(format)) {
				format = format.replace(RegExp.$1, RegExp.$1.length == 1 ? o[k] : ("00" + o[k]).substr(("" + o[k]).length));
			}
		}
		return format;
	};
});