/*
 * Copyright (c) 2018 Dukascopy (Suisse) SA. All Rights Reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * -Redistribution of source code must retain the above copyright notice, this
 *  list of conditions and the following disclaimer.
 *
 * -Redistribution in binary form must reproduce the above copyright notice,
 *  this list of conditions and the following disclaimer in the documentation
 *  and/or other materials provided with the distribution.
 *
 * Neither the name of Dukascopy (Suisse) SA or the names of contributors may
 * be used to endorse or promote products derived from this software without
 * specific prior written permission.
 *
 * This software is provided "AS IS," without a warranty of any kind. ALL
 * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
 * ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
 * OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. DUKASCOPY (SUISSE) SA ("DUKASCOPY")
 * AND ITS LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE
 * AS A RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS
 * DERIVATIVES. IN NO EVENT WILL DUKASCOPY OR ITS LICENSORS BE LIABLE FOR ANY LOST
 * REVENUE, PROFIT OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL,
 * INCIDENTAL OR PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY
 * OF LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE,
 * EVEN IF DUKASCOPY HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
 */
package singlejartest;

import com.dukascopy.api.IEngine;
import com.dukascopy.api.IOrder;
import com.dukascopy.api.Instrument;
import com.dukascopy.api.system.ClientFactory;
import com.dukascopy.api.system.IClient;
import com.dukascopy.api.system.ISystemListener;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.util.HashSet;
import java.util.Set;

/**
 * This small program demonstrates how to initialize Dukascopy client and start a strategy
 */
public class Main {
    private static final Logger LOGGER = LoggerFactory.getLogger(Main.class);

    private static String jnlpUrl = "http://platform.dukascopy.com/demo/jforex.jnlp";
    private static String userName = "DEMO2hxqZP";
    private static String password = "hxqZP";

    private static IClient client;

    private static int lightReconnects = 3;
    IEngine engine;
    IOrder anOrder;
    public static void main(String[] args) throws Exception {
        //get the instance of the IClient interface
        client = ClientFactory.getDefaultInstance();

        setSystemListener();
        tryToConnect();
        subscribeToInstruments();

// need to place order here



    }

    private static void setSystemListener() {
        //set the listener that will receive system events
        client.setSystemListener(new ISystemListener() {

        	@Override
        	public void onStart(long processId) {
                LOGGER.info("Strategy started: " + processId);
        	}

			@Override
			public void onStop(long processId) {
                LOGGER.info("Strategy stopped: " + processId);
                if (client.getStartedStrategies().size() == 0) {
                    System.exit(0);
                }
			}

			@Override
			public void onConnect() {
                LOGGER.info("Connected");
                lightReconnects = 3;
			}

			@Override
			public void onDisconnect() {
                tryToReconnect();
			}
        });
    }

    private static void tryToConnect() throws Exception {
        LOGGER.info("Connecting...");
        //connect to the server using jnlp, user name and password
        client.connect(jnlpUrl, userName, password);

        //wait for it to connect
        int i = 10; //wait max ten seconds
        while (i > 0 && !client.isConnected()) {
            Thread.sleep(1000);
            i--;
        }
        if (!client.isConnected()) {
            LOGGER.error("Failed to connect Dukascopy servers");
            System.exit(1);
        }
    }

    private static void tryToReconnect() {
        Runnable runnable = new Runnable() {
            @Override
            public void run() {
                if (lightReconnects > 0) {
                    client.reconnect();
                    --lightReconnects;
                } else {
                    do {
                        try {
                            Thread.sleep(60 * 1000);
                        } catch (InterruptedException e) {
                        }
                        try {
                            if(client.isConnected()) {
                                break;
                            }
                            client.connect(jnlpUrl, userName, password);

                        } catch (Exception e) {
                            LOGGER.error(e.getMessage(), e);
                        }
                    } while(!client.isConnected());
                }
            }
        };
        new Thread(runnable).start();
    }

    private static void subscribeToInstruments() {
        Set<Instrument> instruments = new HashSet<>();
        instruments.add(Instrument.EURUSD);
        LOGGER.info("Subscribing instruments...");
        client.setSubscribedInstruments(instruments);
    }
}