package y2016.d10;

public class Bot implements Receiver {

private int number;

private Receiver highReceiver;

private Receiver lowReceiver;

private Integer value1;

private Integer value2;

public Bot(int number) {

this.number = number;

}

public void setHighReceiver(Receiver highReceiver) {

this.highReceiver = highReceiver;

passOnValues();

}

public void setLowReceiver(Receiver lowReceiver) {

this.lowReceiver = lowReceiver;

passOnValues();

}

public void setValue(Integer value) {

if (null == this.value1) {

this.value1 = value;

return;

}

if (null == this.value2) {

this.value2 = value;

} else {

throw new RuntimeException("we already have two values!");

}

passOnValues();

}

private void passOnValues() {

if (null == highReceiver || null == lowReceiver || null == value1 || null == value2) {

return; // not ready!

}

int max = Math.max(value1, value2);

int min = Math.min(value1, value2);

if (max == 61 && min == 17) {

System.out.println("Exit condition, bot number: " + number);

}

this.highReceiver.setValue(max);

this.lowReceiver.setValue(min);

}

}