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

const int MOTION_SENSOR_PIN = 7;   // Arduino pin connected to the OUTPUT pin of motion sensor
const int BUZZER_PIN = 6;   // Arduino pin connected to Buzzer's pin
int motionState = LOW; // current  state of motion sensor's pin

int DIN = 11;
int CS =  10;
int CLK = 13;

//tinklo nustatymai-----------------------
//byte mac[] = { 0xDE, 0xAD, 0xBE, 0xEF, 0xFE, 0xED };   // physical mac address
//byte ip[] = { 158, 129, 41, 12 };                      // ip in lan (that's what you need to use in your browser. ("192.168.1.178")
//byte gateway[] = { 158, 129, 41, 12 };                 // internet access via router
//byte subnet[] = { 255, 255, 255, 0 };                  // subnet mask
// byte dns[] = {1 , 1, 1, 1};							 // dns server
//EthernetServer server(443);                             // server port     
//EthernetClient client;
//----------------------------------------

//const char url[] = "https://maker.ifttt.com/trigger/alarm-detected/with/key/oHEb99KNUlIlm4xqaE9i-s_lR82l1FMC05NF4NUzERS";


LedControl lc=LedControl(DIN,CLK,CS,1);
unsigned long start = 0;
int ijungta; //status
float sinVal;  //buzzer
int toneVal;  //------
bool alarmON = false;
void setup() {
  ijungta=0;
  Serial.begin(9600);                // initialize serial
  //Ethernet.begin(mac);
  pinMode(MOTION_SENSOR_PIN, INPUT); // set arduino pin to input mode
  pinMode(BUZZER_PIN, OUTPUT);          // set arduino pin to output mode
  lc.shutdown(0,false);       //The MAX72XX is in power-saving mode on startup
  lc.setIntensity(0,14);      // Set the brightness to maximum value
  lc.clearDisplay(0); 
  digitalWrite(BUZZER_PIN, LOW);   
}

void loop() {   
  if(ijungta==1){ //ijungtas alarmas   
    motionState  = digitalRead(MOTION_SENSOR_PIN); // read new state
    if (motionState == LOW) { // pin state: nera judesio   
      lc.clearDisplay(0);    
      digitalWrite(BUZZER_PIN, LOW); // turn off    
    }
    else if (motionState == HIGH) { // pin state change: HIGH -> LOW    
      Serial.println("detected"); 
      while(ijungta == 1){
	    start = millis();   
      if(ijungta==0){
        //resetFunc(); //reset arduino
      }     
      if(start>=5000){
        AlarmSensors();
        if(!alarmON){  
          Serial.println("alarm ONCE");	
          alarmON = true;        	        
        }
      }    
	    }
    }
  }
  else if(ijungta==0){
    motionState = 0;
    //resetFunc(); //reset arduino
  }
  //delay(5000);
  //ijungta = 1;
}
//void(* resetFunc) (void) = 0;
void AlarmEmail(){
  //Ethernet.begin(mac, ip, dns);
  //delay(1000);
  //client.connect(server, 443);
  //delay(1000);
  //client.stop();
}

void AlarmSensors(){
  tone(BUZZER_PIN, 600);  
  TurnOnRightLeds();
  TurnOnLeftLeds();
  delay(250);
  lc.clearDisplay(0);
  delay(250);
  tone(BUZZER_PIN, 0);
  delay(200);
  tone(BUZZER_PIN, 600);
  TurnOnRightLeds();
  TurnOnLeftLeds();
  delay(250);
  lc.clearDisplay(0);
  delay(250);
  tone(BUZZER_PIN, 0);
  delay(200);      
}
void TurnOnRightLeds(){
  for(int i=0; i<8;i++)
  {    
    lc.setLed(0,0,i,true); 
    lc.setLed(0,1,i,true); 
    lc.setLed(0,2,i,true); 
    lc.setLed(0,3,i,true); 
  }
}
void TurnOnLeftLeds(){
  for(int i=0; i<8;i++)
  {    
    lc.setLed(0,4,i,true); 
    lc.setLed(0,5,i,true); 
    lc.setLed(0,6,i,true); 
    lc.setLed(0,7,i,true); 
  }
}