package org.rs2.model.player;

import org.rs2.net.packet.PacketBuilder;

public class Updating {

	public static void updateLocalPlayer(Player player) {
		PacketBuilder packetBuilder = new PacketBuilder();
		if (player.isNeedsPlacement()) {
			putBit(packetBuilder, true);
			int posX = player.getPosition().getLocalX(player.getCurrentRegion());
			int posY = player.getPosition().getLocalY(player.getCurrentRegion());
			packetBuilder.putBits(2, 3);
			packetBuilder.putBits(2, player.getPosition().getZ());
			packetBuilder.putBits(1, 0);
			packetBuilder.putBits(1, player.getUpdateFlags().isUpdateRequired() ? 1 : 0);
			packetBuilder.putBits(7, posY);
			packetBuilder.putBits(7, posX);
			player.setNeedsPlacement(false);
		} else {
			int pDir = player.getPrimaryDirection();
			int sDir = player.getSecondaryDirection();
			if (pDir != -1) {
				putBit(packetBuilder, true);
				if (sDir != -1) {
					packetBuilder.putBits(3, pDir);
					packetBuilder.putBits(3, sDir);
					putBit(packetBuilder, player.getUpdateFlags().isUpdateRequired());
				}
			} else {
				if (player.getUpdateFlags().isUpdateRequired()) {
					putBit(packetBuilder, true);
					packetBuilder.putBits(2, 0);
				} else {
					putBit(packetBuilder, false);
				}
			}
		}
	}

	public static void putBit(PacketBuilder packetBuilder, boolean flag) {
		packetBuilder.putBits(1, flag ? 1 : 0);
	}

}