package org.openautonomousconnection.webclient;

import dev.unlegitdqrk.unlegitlibrary.event.Listener;
import org.openautonomousconnection.infonamelib.LibClientImpl;
import org.openautonomousconnection.infonamelib.OacWebUrlInstaller;
import org.openautonomousconnection.oacswing.component.OACOptionPane;
import org.openautonomousconnection.protocol.side.client.ProtocolClient;
import org.openautonomousconnection.protocol.side.client.events.ConnectedToProtocolINSServerEvent;

import java.awt.*;
import java.util.Objects;
import java.util.concurrent.atomic.AtomicBoolean;

/**
 * Protocol client implementation for the WebClient.
 */
public class ClientImpl extends ProtocolClient {

    private final LibImpl libImpl = new LibImpl();
    private final AtomicBoolean connectedInitialized = new AtomicBoolean(false);
    private final Component dialogParent;
    private final Runnable onServerReady;

    public ClientImpl(Component dialogParent, Runnable onServerReady) {
        this.dialogParent = dialogParent;
        this.onServerReady = Objects.requireNonNull(onServerReady, "onServerReady");
    }

    @Override
    public boolean trustINS(String caFingerprint) {
        Object[] options = {"Continue", "Cancel"};
        int result = OACOptionPane.showOptionDialog(
                dialogParent,
                "You never connected to this INS before!\n" +
                        "Fingerprint: " + caFingerprint + "\nDo you want to connect?",
                "INS Connection",
                OACOptionPane.YES_NO_OPTION,
                OACOptionPane.INFORMATION_MESSAGE,
                null,
                options,
                options[0]
        );

        return result == 0;
    }

    @Override
    public boolean trustNewINSFingerprint(String oldCAFingerprint, String newCAFingerprint) {
        Object[] options = {"Continue", "Cancel"};

        int result = OACOptionPane.showOptionDialog(
                dialogParent,
                "The fingerprint does not match with the saved fingerprint!\n" +
                        "Saved Fingerprint: " + oldCAFingerprint + "\n" +
                        "New Fingerprint:    " + newCAFingerprint + "\n" +
                        "Do you want to connect?",
                "INS Connection",
                OACOptionPane.YES_NO_OPTION,
                OACOptionPane.INFORMATION_MESSAGE,
                null,
                options,
                options[0]
        );

        return result == 0;
    }

    @Listener
    public void onConnected(ConnectedToProtocolINSServerEvent event) {
        try {
            buildServerConnection(null, getProtocolBridge().getProtocolValues().ssl);
            OacWebUrlInstaller.installOnce(getProtocolBridge().getProtocolValues().eventManager, this, libImpl);
            if (connectedInitialized.compareAndSet(false, true)) {
                onServerReady.run();
            }
        } catch (Exception e) {
            getProtocolBridge().getLogger().exception("Failed to build Server connection", e);
            OACOptionPane.showMessageDialog(
                    dialogParent,
                    "Failed to to build Server connection:\n" + e.getMessage(),
                    "Server Connection",
                    OACOptionPane.ERROR_MESSAGE
            );
        }
    }

    private class LibImpl extends LibClientImpl {
        @Override
        public void serverConnectionFailed(Exception exception) {
            getProtocolBridge().getLogger().exception("Failed to connect to server", exception);
            OACOptionPane.showMessageDialog(
                    dialogParent,
                    "Failed to connect to Server:\n" + exception.getMessage(),
                    "Server Connection",
                    OACOptionPane.ERROR_MESSAGE
            );
        }
    }
}