package com.zy.core.network;

import com.zy.asrs.entity.DeviceConfig;
import com.zy.core.ThreadHandler;
import com.zy.core.model.CommandResponse;
import com.zy.core.model.command.CrnCommand;
import com.zy.core.network.api.ZyCrnConnectApi;
import com.zy.core.network.entity.ZyCrnStatusEntity;
import com.zy.core.network.fake.ZyCrnFakeConnect;
import com.zy.core.network.real.ZyCrnRealConnect;
import lombok.extern.slf4j.Slf4j;
import java.util.concurrent.Executors;
import java.util.concurrent.ScheduledExecutorService;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.TimeUnit;

/**
 * 连接驱动
 */
@Slf4j
public class ZyCrnConnectDriver implements ThreadHandler{

    private boolean connected = false;
    private DeviceConfig deviceConfig;
    private ZyCrnConnectApi zyCrnConnectApi;
    private volatile boolean closed = false;
    private ScheduledExecutorService executor;

    public ZyCrnConnectDriver(DeviceConfig deviceConfig) {
        this.deviceConfig = deviceConfig;
    }

    @Override
    public void run() {

    }

    @Override
    public boolean connect() {
        if (deviceConfig.getFake() == 0) {
            zyCrnConnectApi = new ZyCrnRealConnect(deviceConfig);
        }else {
            zyCrnConnectApi = new ZyCrnFakeConnect(deviceConfig);
        }

        boolean connect = zyCrnConnectApi.connect();
        connected = connect;
        return connect;
    }

    @Override
    public void close() {
        closed = true;
        ScheduledExecutorService ex = executor;
        if (ex != null) {
            try { ex.shutdownNow(); } catch (Exception ignore) {}
        }
        if (zyCrnConnectApi != null) {
            zyCrnConnectApi.disconnect();
            zyCrnConnectApi = null;
        }
        connected = false;
    }

    public void start() {
        executor = Executors.newSingleThreadScheduledExecutor(new ThreadFactory() {
            @Override
            public Thread newThread(Runnable r) {
                Thread t = new Thread(r);
                t.setName("CrnConnect-" + deviceConfig.getDeviceNo());
                t.setDaemon(true);
                return t;
            }
        });
        executor.scheduleAtFixedRate(() -> {
            if (closed || Thread.currentThread().isInterrupted()) {
                return;
            }
            try {
                if (!connected) {
                    connect();
                }
            } catch (Exception e) {
                e.printStackTrace();
            }
        }, 0, 1000, TimeUnit.MILLISECONDS);
    }

    public ZyCrnStatusEntity getStatus() {
        if (zyCrnConnectApi == null) {
            return null;
        }
        return zyCrnConnectApi.getStatus();
    }

    public CommandResponse sendCommand(CrnCommand command) {
        return zyCrnConnectApi.sendCommand(command);
    }

}