#define REED_PIN 0	// Pin connected to reed switch
#define LED_PIN 13	// LED pin
#define BUT_UP 1 //Button for UP
#define BUTLED_UP 2 //LED on Button for UP
#define BUT_DOWN 3 //Button for UP
#define BUTLED_DOWN 4 //LED on Button for UP

int etage;
//These booleans show is someone on this floor wants to go up and/or down
bool etage2_wait_up = false;
bool etage2_wait_down = false;

void setup() {
	Serial.begin(9600);
	/* Sensoren */
	pinMode(REED_PIN, INPUT_PULLUP);	// Enable internal pull-up for the reed switch, so you don't need 10Ko resistor
	pinMode(BUT_UP, INPUT_PULLUP);
	pinMode(BUT_DOWN, INPUT_PULLUP);

	/* LED lampen */
	pinMode(BUTLED_UP, OUTPUT);
	pinMode(BUTLED_DOWN, OUTPUT);
	pinMode(LED_PIN, OUTPUT);
}

void loop() {
	/* This area checks the state of the reed switch */
	if (digitalRead(REED_PIN) == LOW) { //When reed_off is low, aka off, the switch is closed and thereby 'on'
		digitalWrite(LED_PIN, 1);	// Turn the LED on
		etage = 2;

		/* Resets both buttons and booleans on floor 2 */
		digitalWrite(BUTLED_UP, 0);
		etage2_wait_up = false;
		digitalWrite(BUTLED_DOWN, 0);
		etage2_wait_down = false;
	}
	else {
		digitalWrite(LED_PIN, 0);		// Turn the LED off
	}

	/* This area checks the state of buttons up and down */
	if(digitalRead(BUT_UP) == 0){
		digitalWrite(BUTLED_UP, 1); 
		etage2_wait_up = true;
	}
	if(digitalRead(BUT_DOWN) == 0){
		digitalWrite(BUTLED_DOWN, 1); 
		etage2_wait_down = true;
	}
}