#include <SPI.h>
#include <Ethernet.h>

byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED }; //physical mac address
byte myserver[] = { 208, 104, 2, 86 }; // zoomkat web page server IP address
EthernetClient client;

/**
* help functions declaration
*/

void get_ip(byte ip[4]);
void dump_ip(byte ip[4]);
void initEthernetConfig(byte ip[]);
void getSerialText();
void sendOvertEthernet();
void sendOverSerial();
bool flagIp = false;
bool flagEth = false;
String readString;
/**
* setup && loop
*/

void setup() {
	Serial.begin(9600);
}

void loop()
{
	byte ip[4];

	while (Serial.available()) {
		delay(3);  //delay to allow buffer to fill
		if (Serial.available() >0) {
			char c = Serial.read();  //gets one byte from serial buffer
			readString += c; //makes the string readString
		}
	}
	if (readString == "ip") {
		flagIp = true;
		Serial.print("String with IP");
		get_ip(ip);
		dump_ip(ip);

		Serial.print("Initialize IP");
		initEthernetConfig(ip);
	}
	if (readString == "serial") {
		flagEth = true;
		initSerialConfig();
	}



}

/**
* help function implementation
*/

void get_ip(byte ip[4])
{
	for (byte i = 0; i < 4; ++i) {
		while (Serial.available() <= 0) {};
		ip[i] = (byte)Serial.parseInt();
		if (i < 3) { Serial.read(); } // throw away dot
	}
};

void dump_ip(byte ip[4]) {
	for (byte i = 0; i < 4; ++i) {
		Serial.print(ip[i]);
		if (i < 3) {
			Serial.print('.');
		}
		else {
			Serial.println();
		}
	}
};

void initSerialConfig() {
	Serial.println("Init serial");
}
void initEthernetConfig(byte ip[])
{
	Ethernet.begin(mac, ip);
	Serial.println("Init ethernet config");
};