int fatPin1 = 11; 
int fatPin2 = 10; 
int fatPin3 = 9;  
int relayPin1 = 7;
int relayPin2 = 6;

int pirPin1 = 12; 		// pir sensor 1
int pirPin2 = 13; 		// pir sensor 2

int fatPinArray[] = {9, 10, 11};
int chosenFatPin = 0;

int relayPinArray[] = {6, 7};
int chosenRelayPin = 0;

int analogNoisePin = 2;	// wire connected for random
int randomNoise = 0; 	// store the above


void setup(){
	pinMode(fatPin1, OUTPUT); 
	pinMode(fatPin2, OUTPUT);
	pinMode(fatPin3, OUTPUT);
	
	pinMode(relayPin1, OUTPUT);
	pinMode(relayPin2, OUTPUT);
	
	pinMode(pirPin1, INPUT);
	pinMode(pirPin2, INPUT);
	
	Serial.begin(9600);
}

void loop() {
	if (digitalRead(pirPin1) && digitalRead(pirPin2)) {
		megaShow();
	} else if (digitalRead(pirPin1) || digitalRead(pirPin2)) {
		megaHit();
	} else {
		silentNights();
	}

	//printSensors();
	//randomTunes();
	//checkFatRange();
    
}


void silentNights(){
	randomNoise = analogRead(analogNoisePin);
	//~ Serial.println(randomNoise % 10);
	analogWrite(fatPinArray[chosenFatPin], randomNoise % 30);
	delay(randomNoise % 15);
	digitalWrite(fatPinArray[chosenFatPin], LOW);
        delay(randomNoise % 30);
	if (randomNoise % 12 == 3) delay(1000);

	if (randomNoise % 15 == 3) {
		chosenFatPin++;
		chosenFatPin = chosenFatPin % 3;
	}
}


void megaHit(){
	int val = 0;
	for(val = 0; val = 15; val++){
		analogWrite(fatPinArray[val % 3], val * 5);
		delay(10);
		digitalWrite(fatPinArray[val % 3], LOW);
		delay(10);
		digitalWrite(relayPinArray[val % 2], HIGH);
		delay(10);
		digitalWrite(relayPinArray[val % 2], LOW);
	}
}

void megaShow() {
	int val = 0;
	for (val = 50; val < 300; val=val+40){
		analogWrite(fatPin3, val);
		delay(50); 
		digitalWrite(fatPin3, LOW);
		delay(220 - val / 2);
		
		digitalWrite(relayPin2, HIGH);
		delay(50); 
		digitalWrite(relayPin2, LOW);
		delay(220 - val / 2);   
		
		analogWrite(fatPin2, val);
		delay(50); 
		digitalWrite(fatPin2, LOW);
		delay(220 - val / 2);
		
		analogWrite(fatPin1, val);
		delay(50); 
		digitalWrite(fatPin1, LOW);
		delay(220 - val / 2);    
		
		digitalWrite(relayPin1, HIGH);
		delay(50); 
		digitalWrite(relayPin1, LOW);
		delay(220 - val / 2);
	}
}

void printSensors(){
	Serial.println(digitalRead(pirPin1));
	Serial.println(digitalRead(pirPin2));
	Serial.println(digitalRead(analogNoisePin));
}

void checkFatRange(){
	int i=0;
	for (i=0; i<200; i++){
		Serial.println(i);
		analogWrite(fatPin1, i);
		delay(50); 
		digitalWrite(fatPin1, LOW);
		delay(50);
	}
	// result: 0-200
}