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/*
 * Copyright (c) 2017. CK. All rights reserved.
 */

package com.github.fartherp.framework.remoting.netty;

import com.github.fartherp.framework.remoting.protocol.RemotingCommand;
import io.netty.channel.Channel;

public class RequestTask implements Runnable {
    private final Runnable runnable;
    private final long createTimestamp = System.currentTimeMillis();
    private final Channel channel;
    private final RemotingCommand request;
    private boolean stopRun = false;

    public RequestTask(final Runnable runnable, final Channel channel, final RemotingCommand request) {
        this.runnable = runnable;
        this.channel = channel;
        this.request = request;
    }

    @Override
    public int hashCode() {
        int result = runnable != null ? runnable.hashCode() : 0;
        result = 31 * result + (int) (getCreateTimestamp() ^ (getCreateTimestamp() >>> 32));
        result = 31 * result + (channel != null ? channel.hashCode() : 0);
        result = 31 * result + (request != null ? request.hashCode() : 0);
        result = 31 * result + (isStopRun() ? 1 : 0);
        return result;
    }

    @Override
    public boolean equals(final Object o) {
        if (this == o) return true;
        if (!(o instanceof RequestTask)) return false;

        final RequestTask that = (RequestTask) o;

        if (getCreateTimestamp() != that.getCreateTimestamp()) return false;
        if (isStopRun() != that.isStopRun()) return false;
        if (channel != null ? !channel.equals(that.channel) : that.channel != null) return false;
        return request != null ? request.getOpaque() == that.request.getOpaque() : that.request == null;

    }

    public long getCreateTimestamp() {
        return createTimestamp;
    }

    public boolean isStopRun() {
        return stopRun;
    }

    public void setStopRun(final boolean stopRun) {
        this.stopRun = stopRun;
    }

    public void run() {
        if (!this.stopRun) this.runnable.run();
    }

    public void returnResponse(int code, String remark) {
        final RemotingCommand response = RemotingCommand.createResponseCommand(code, remark);
        response.setOpaque(request.getOpaque());
        this.channel.writeAndFlush(response);
    }
}