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/**
 * Copyright (C) 2010-2013 Alibaba Group Holding Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.alibaba.rocketmq.client;

import com.alibaba.rocketmq.common.MixAll;
import com.alibaba.rocketmq.common.UtilAll;
import com.alibaba.rocketmq.remoting.common.RemotingUtil;


/**
 * Client Common configuration
 *
 * @author shijia.wxr
 * @author von gosling
 * @since 2013-7-24
 */
public class ClientConfig {
    private String namesrvAddr = System.getProperty(MixAll.NAMESRV_ADDR_PROPERTY, System.getenv(MixAll.NAMESRV_ADDR_ENV));

    private String clientIP = RemotingUtil.getLocalAddress();
    private String instanceName = System.getProperty("rocketmq.client.name", "DEFAULT");
    private int clientCallbackExecutorThreads = Runtime.getRuntime().availableProcessors();
    /**
     * Pulling topic information interval from the named server
     */
    private int pollNameServerInteval = 1000 * 30;
    /**
     * Heartbeat interval in microseconds with message broker
     */
    private int heartbeatBrokerInterval = 1000 * 30;
    /**
     * Offset persistent interval for consumer
     */
    private int persistConsumerOffsetInterval = 1000 * 5;
    private boolean unitMode = false;
    private String unitName;


    public String buildMQClientId() {
        StringBuilder sb = new StringBuilder();
        sb.append(this.getClientIP());

        sb.append("@");
        sb.append(this.getInstanceName());
        if(!UtilAll.isBlank(this.unitName)) {
            sb.append("@");
            sb.append(this.unitName);
        }

        return sb.toString();
    }


    public void changeInstanceNameToPID() {
        if (this.instanceName.equals("DEFAULT")) {
            this.instanceName = String.valueOf(UtilAll.getPid());
        }
    }


    public void resetClientConfig(final ClientConfig cc) {
        this.namesrvAddr = cc.namesrvAddr;
        this.clientIP = cc.clientIP;
        this.instanceName = cc.instanceName;
        this.clientCallbackExecutorThreads = cc.clientCallbackExecutorThreads;
        this.pollNameServerInteval = cc.pollNameServerInteval;
        this.heartbeatBrokerInterval = cc.heartbeatBrokerInterval;
        this.persistConsumerOffsetInterval = cc.persistConsumerOffsetInterval;
        this.unitMode = cc.unitMode;
        this.unitName = cc.unitName;
    }


    public ClientConfig cloneClientConfig() {
        ClientConfig cc = new ClientConfig();
        cc.namesrvAddr = namesrvAddr;
        cc.clientIP = clientIP;
        cc.instanceName = instanceName;
        cc.clientCallbackExecutorThreads = clientCallbackExecutorThreads;
        cc.pollNameServerInteval = pollNameServerInteval;
        cc.heartbeatBrokerInterval = heartbeatBrokerInterval;
        cc.persistConsumerOffsetInterval = persistConsumerOffsetInterval;
        cc.unitMode = unitMode;
        cc.unitName = unitName;
        return cc;
    }


    public String getNamesrvAddr() {
        return namesrvAddr;
    }


    public void setNamesrvAddr(String namesrvAddr) {
        this.namesrvAddr = namesrvAddr;
    }


    public String getClientIP() {
        return clientIP;
    }


    public void setClientIP(String clientIP) {
        this.clientIP = clientIP;
    }


    public String getInstanceName() {
        return instanceName;
    }


    public void setInstanceName(String instanceName) {
        this.instanceName = instanceName;
    }


    public int getClientCallbackExecutorThreads() {
        return clientCallbackExecutorThreads;
    }


    public void setClientCallbackExecutorThreads(int clientCallbackExecutorThreads) {
        this.clientCallbackExecutorThreads = clientCallbackExecutorThreads;
    }


    public int getPollNameServerInteval() {
        return pollNameServerInteval;
    }


    public void setPollNameServerInteval(int pollNameServerInteval) {
        this.pollNameServerInteval = pollNameServerInteval;
    }


    public int getHeartbeatBrokerInterval() {
        return heartbeatBrokerInterval;
    }


    public void setHeartbeatBrokerInterval(int heartbeatBrokerInterval) {
        this.heartbeatBrokerInterval = heartbeatBrokerInterval;
    }


    public int getPersistConsumerOffsetInterval() {
        return persistConsumerOffsetInterval;
    }


    public void setPersistConsumerOffsetInterval(int persistConsumerOffsetInterval) {
        this.persistConsumerOffsetInterval = persistConsumerOffsetInterval;
    }


    public String getUnitName() {
        return unitName;
    }


    public void setUnitName(String unitName) {
        this.unitName = unitName;
    }


    public boolean isUnitMode() {
        return unitMode;
    }


    public void setUnitMode(boolean unitMode) {
        this.unitMode = unitMode;
    }


    @Override
    public String toString() {
        return "ClientConfig [namesrvAddr=" + namesrvAddr + ", clientIP=" + clientIP + ", instanceName=" + instanceName
                + ", clientCallbackExecutorThreads=" + clientCallbackExecutorThreads + ", pollNameServerInteval=" + pollNameServerInteval
                + ", heartbeatBrokerInterval=" + heartbeatBrokerInterval + ", persistConsumerOffsetInterval="
                + persistConsumerOffsetInterval + ", unitMode=" + unitMode + ", unitName=" + unitName + "]";
    }
}