var DATA_LENGTH = 190,
	FRAME_LENGTH = 40,
	Protocol_Type = "genvict",
	SEQ = 3,
	SN = 1;

function protocolType() {
	return Protocol_Type
}

function setProtocolType(a) {
	Protocol_Type = a
}

function setPackageLen(a) {
	DATA_LENGTH = 2 * (a - 5);
	console.log("packageLen:" + DATA_LENGTH / 2)
}

function makeAuthResponse() {
	var a = [],
		b = new Uint8Array("FE0100124E2100010A06080012024F4B1200".match(/[\da-f]{2}/gi).map(function(a) {
			return parseInt(a, 16)
		}));
	a.push(b.buffer);
	return a
}

function makeInitResponse() {
	var a = [],
		b = "FE0100164E2300020A06080012024F4B100018002000".substring(0, FRAME_LENGTH);
	b = new Uint8Array(b.match(/[\da-f]{2}/gi).map(function(a) {
		return parseInt(a, 16)
	}));
	a.push(b.buffer);
	b = new Uint8Array("2000".match(/[\da-f]{2}/gi).map(function(a) {
		return parseInt(a, 16)
	}));
	a.push(b.buffer);
	return a
}

function makeFrame(a) {
	var b = "" + a,
		c = parseInt(b.length / DATA_LENGTH),
		d = b.length % DATA_LENGTH;
	a = [];
	for (var e = 0; e < c; e++) a.push(b.substring(e * DATA_LENGTH, e * DATA_LENGTH + DATA_LENGTH));
	0 < d && a.push(b.substring(b.length - d));
	b = [];
	SN++;
	15 < SN && (SN = 1);
	for (c = 0; c < a.length; c++) {
		d = "";
		d = 0 == c ? numberToHexString(128 + a.length - 1, 1, !0) : numberToHexString(a.length - c - 1, 1, !0);
		d = GVPackData(a[c], d);
		d = wechatPackData(d);
		e = parseInt(d.length / FRAME_LENGTH);
		for (var g = d.length % FRAME_LENGTH, f = 0; f < e; f++) {
			var h = d.substring(f * FRAME_LENGTH,
				f * FRAME_LENGTH + FRAME_LENGTH);
			h = new Uint8Array(h.match(/[\da-f]{2}/gi).map(function(a) {
				return parseInt(a, 16)
			}));
			b.push(h.buffer)
		}
		0 < g && (d = d.substring(d.length - g), d = new Uint8Array(d.match(/[\da-f]{2}/gi).map(function(a) {
			return parseInt(a, 16)
		})), b.push(d.buffer))
	}
	return b
}

function makeCosSendData(a, b) {
	b = 0 == parseInt(a.substring(1, 2), 10) ? "80" + tlvPackData(b) : b[0];
	a = "A1" + a + numberToHexString(b.length / 2, 2, !1) + b;
	return makeFrame(a)
}

function initDeviceSendData() {
	return makeFrame("A2")
}

function makePiccChannelSendData(a, b) {
	b = 0 == parseInt(a.substring(1, 2), 10) ? "80" + tlvPackData(b) : b[0];
	a = "A3" + a + numberToHexString(b.length / 2, 2, !1) + b;
	return makeFrame(a)
}

function makeDeviceChannelSendData(a) {
	a = "" + a;
	a = "A5" + numberToHexString(a.length / 2, 1, !1) + a;
	return makeFrame(a)
}

function makeAuthenChannelSendData(a, b) {
	a += b;
	a = "A6" + numberToHexString(a.length / 2, 2, !1) + a;
	return makeFrame(a)
}

function makePiccResetSendData() {
	return makeFrame("A900")
}

function makeEsamResetSendData() {
	return makeFrame("AA")
}

function makeEsamChannelSendData(a, b) {
	if ("pre" == Protocol_Type) {
		var c = "AC";
		b = 0 == parseInt(a.substring(1, 2), 10) ? "80" + tlvPackData(b) : b[0]
	} else b = "80" + tlvPackData(b), c = "A1", a = "20";
	a = c + a + numberToHexString(b.length / 2, 2, !1) + b;
	return makeFrame(a)
}

function makeDeviceAuthenSendData(a, b) {
	a = "C1" + a + b;
	a = "AD" + numberToHexString(a.length / 2, 2, !1) + a;
	return makeFrame(a)
}

function makeSelfDeviceChannelSendData(a) {
	a = "" + a;
	a = "AE" + numberToHexString(a.length / 2, 1, !1) + a;
	return makeFrame(a)
}

function makeUpdateChannelSendData(a, b) {
	a = null == b || 0 >= b.length ? "" + a : a + b;
	a = "A0" + numberToHexString(a.length / 2, 1, !1) + a;
	return makeFrame(a)
}

function tlvPackData(a) {
	for (var b = "", c = 0; c < a.length; c++) {
		var d = 256 <= a[c].length / 2 ? "82" + numberToHexString(a[c].length / 2, 2, !1) + a[c] : 128 < a[c].length /
			2 ? "81" + numberToHexString(a[c].length / 2, 1, !1) + a[c] : numberToHexString(a[c].length / 2, 1, !1) + a[
				c];
		b = b + numberToHexString(c + 1, 1, !1) + d
	}
	a = b.length / 2;
	return 256 <= a ? "82" + numberToHexString(a, 2, !1) + b : 128 < a ? "81" + numberToHexString(a, 1, !1) + b :
		numberToHexString(a, 1, !1) + b
}

function wechatPackData(a) {
	if (1 > a.length / 256) a = "0A0012" + numberToHexString(a.length / 2, 1, !0) + a + "1800";
	else {
		var b = numberToHexString((a.length % 256 + 256) / 2, 1, !0),
			c = numberToHexString(parseInt(a.length / 256), 1, !1);
		a = "0A0012" + b + c + a + "1800"
	}
	b = numberToHexString(a.length / 2 + 8, 2, !0);
	c = numberToHexString(SEQ, 2, !0);
	SEQ++;
	15 < SEQ && (SEQ = 1);
	return "FE01" + b + "7531" + c + a
}

function GVPackData(a, b) {
	var c = numberToHexString(SN, 1, !0);
	a = "" + a;
	var d = numberToHexString(a.length / 2, 1, !0);
	b = "33" + c + b + d + a;
	c = 0;
	for (a = 1; a < b.length / 2; a++) d = parseInt(b.substring(2 * a, 2 * a + 2), 16), c ^= d;
	return b += numberToHexString(c, 1, !0)
}

function numberToHexString(a, b, c) {
	a = a.toString(16);
	for (var d = a.length; d < 2 * b; d++) a = "0" + a;
	a.length > 2 * b && (a = a.substring(a.length - 2 * b));
	if (!c) {
		b = "";
		for (c = a.length - 2; 0 <= c; c -= 2) b += a.substring(c, c + 2);
		a = b
	}
	return a
}

function fromCharCode(a) {
	for (var b = "", c = 0; c < a.length / 2; c++) {
		var d = a.substring(2 * c, 2 * c + 2);
		b += String.fromCharCode(parseInt(d, 16))
	}
	return b
}

function byteArrayToHexStr(a) {
	for (var b = "", c = 0; c < a.length; c++) {
		var d = (a[c] & 255).toString(16);
		d = 1 === d.length ? "0" + d : d;
		b += d
	}
	return b
}

function hexToString(a) {
	for (var b = "", c = 0; c < a.length; c += 2) b += String.fromCharCode(parseInt(a.substr(c, 2), 16));
	return b
}

function stringtoHex(a) {
	if ("" === a) return "";
	for (var b = [], c = 0; c < a.length; c++) b.push(a.charCodeAt(c).toString(16));
	return b.join("")
}

function hexToBytes(a) {
	for (var b = [], c = 0; c < a.length; c += 2) b.push(parseInt(a.substr(c, 2), 16));
	return b
}

function getTime() {
	var a = new Date,
		b = a.getFullYear(),
		c = a.getMonth() + 1,
		d = a.getDate();
	a.getTime();
	var e = a.getHours(),
		g = a.getMinutes(),
		f = a.getSeconds();
	a = a.getMilliseconds();
	1 <= c && 9 >= c && (c = "0" + c);
	0 <= d && 9 >= d && (d = "0" + d);
	0 <= e && 9 >= e && (e = "0" + e);
	0 <= g && 9 >= g && (g = "0" + g);
	0 <= f && 9 >= f && (f = "0" + f);
	return b + "-" + c + "-" + d + " " + e + ":" + g + ":" + f + ":" + a
}

function consoleLog(a) {
	a = getTime() + "\uff1a" + a + "\n";
	console.log(a)
}
module.exports = {
	makeAuthResponse: makeAuthResponse,
	makeInitResponse: makeInitResponse,
	makeFrame: makeFrame,
	makeCosSendData: makeCosSendData,
	initDeviceSendData: initDeviceSendData,
	makePiccChannelSendData: makePiccChannelSendData,
	makeDeviceChannelSendData: makeDeviceChannelSendData,
	makeAuthenChannelSendData: makeAuthenChannelSendData,
	makePiccResetSendData: makePiccResetSendData,
	makeEsamResetSendData: makeEsamResetSendData,
	makeEsamChannelSendData: makeEsamChannelSendData,
	makeDeviceAuthenSendData: makeDeviceAuthenSendData,
	makeSelfDeviceChannelSendData: makeSelfDeviceChannelSendData,
	makeUpdateChannelSendData: makeUpdateChannelSendData,
	numberToHexString: numberToHexString,
	protocolType: protocolType,
	setProtocolType: setProtocolType,
	setPackageLen: setPackageLen,
	fromCharCode: fromCharCode,
	stringtoHex: stringtoHex,
	hexToBytes: hexToBytes,
	hexToString: hexToString,
	byteArrayToHexStr: byteArrayToHexStr,
	consoleLog: consoleLog
};