var room = HBInit({});

var playersThatReachedTheGoal = new Set();

function handleGameTick() {
	var players = room.getPlayerList();

	for (var i = 0; i < players.length; i++) { // Iterate over all the players
		var player = players[i];
		var position = player.position;
		if ( position == null ) continue; // Skip players that don't have a position
		if ( playersThatReachedTheGoal.has(player.id) ) continue; // Skip players that already reached the goal

		if ( position.y > 80 ) {
			room.sendChat(player.name + " reached the goal");
			playersThatReachedTheGoal.add(player.id); // Mark the player as having reached the goal so that it's no longer notified later on.
		}
	}
}

function handleGameStart() {
	playersThatReachedTheGoal.clear(); // Reset the set of players that reached the goal
}

room.onGameTick = handleGameTick;
room.onGameStart = handleGameStart;