package client;

import java.io.IOException;
import java.net.InetSocketAddress;

import network.PacketHandler;
import network.Socket;
import network.protocol.Packet;
import network.protocol.PacketVisitor;
import network.protocol.packets.*;
import network.protocol.packets.ServerResponsePacket.Response;

public class ClientConnexion implements PacketVisitor, PacketHandler {

	private final InetSocketAddress serverAddress;
	private final Socket socket;
	private final ClientListener callback;

	public ClientConnexion(Socket socket, InetSocketAddress serverAddress, ClientListener callback) {
		this.serverAddress = serverAddress;
		this.socket = socket;
		this.callback = callback;
		this.socket.onClose.connect(this::onSocketClose);
		this.socket.addHandler(this);
	}

	private void onSocketClose() {
		this.callback.handleConnexionError();
	}

	public void close() {
		this.socket.close();
	}

	public void sendPacket(Packet packet) {
		try {
			this.socket.sendPacket(packet, serverAddress);
		} catch (IOException e) {
			this.close();
			this.callback.handleConnexionError();
			e.printStackTrace();
		}
	}

	@Override
	public void handlePacket(Packet packet, InetSocketAddress address) {
		// we assume that the packet comes from the server
		visit(packet);
	}

	@Override
	public void visitPacket(ChatMessagePacket packet) {
		this.callback.handleChatMessage(packet.getTime(), packet.getChatter(), packet.getContent());
	}

	@Override
	public void visitPacket(RoomListPacket packet) {
		this.callback.handleRoomList(packet.getRoomNames());
	}

	@Override
	public void visitPacket(ServerResponsePacket packet) {
		this.callback.handleServerResponse(packet.getResponse());
		if (packet.getResponse() == Response.AuthSuccess)
			this.callback.handleConnect();
	}

	@Override
	public void visitPacket(RequestActualRoomPacket packet) {
		throw new UnsupportedOperationException("Unimplemented method 'visitPacket'");
	}

	@Override
	public void visitPacket(ActualRoomPacket packet) {
		this.callback.handleActualRoom(packet.getRoomName());
	}

	@Override
	public void visitPacket(DisconnectPacket packet) {
		this.close();
		this.callback.handleDisconnect();
	}

	@Override
	public void visitPacket(CreateRoomPacket packet) {
		throw new UnsupportedOperationException("Unimplemented method 'visitPacket'");
	}

	@Override
	public void visitPacket(JoinRoomPacket packet) {
		throw new UnsupportedOperationException("Unimplemented method 'visitPacket'");
	}

	@Override
	public void visitPacket(LeaveRoomPacket packet) {
		throw new UnsupportedOperationException("Unimplemented method 'visitPacket'");
	}

	@Override
	public void visitPacket(LoginPacket packet) {
		throw new UnsupportedOperationException("Unimplemented method 'visitPacket'");
	}

	@Override
	public void visitPacket(RequestRoomListPacket packet) {
		throw new UnsupportedOperationException("Unimplemented method 'visitPacket'");
	}

	@Override
	public void visitPacket(SendChatMessagePacket packet) {
		throw new UnsupportedOperationException("Unimplemented method 'visitPacket'");
	}

}