/*****************************************************************************
 * Copyright: 2016-2026, Ieucd Tech. Co., Ltd.
 * File name: server.c
 * Description: 用于实现zmq多线程收发结构体消息的通信框架。
 * Author: TLSong
 * Version: V0.0.1
 * Date: 2020/7/7
 * History:
 * 	2020/7/7 创建文件。
 * *****************************************************************************/

#include <zmq.h>
#include <string.h>
#include <stdio.h>
#include <unistd.h>
#include <assert.h>
#include <float.h>
#include <limits.h>
#include <pthread.h>
#include "data_mode.h"

void *value_server(void *args)
{
    Msg max_msg = {INT_MAX, CHAR_MAX, SHRT_MAX, LONG_MAX, FLT_MAX, DBL_MAX, "Hello Max Value!"};
    Msg min_msg = {INT_MIN, CHAR_MIN, SHRT_MIN, LONG_MIN, FLT_MIN, DBL_MIN, "Hello Min Value!"};
    Msg random_msg = {233, 'h', 244, 255, 0.01, 0.0001, "Hello Random Value!"};


    //  Socket to talk to clients
    void *context = zmq_ctx_new ();
    void *responder = zmq_socket (context, ZMQ_REP);
    int rc = zmq_bind (responder, "tcp://*:5555");
    assert (rc == 0);

    while (1) {
        char buffer [10];
        zmq_recv (responder, buffer, 10, 0);
        printf ("Received: %s\n",buffer);
        sleep (1);          //  Do some 'work'
	Msg send_msg;
	if(strcmp(buffer,"MAX")==0)
	    send_msg = max_msg;
        else if(strcmp(buffer,"MIN")==0)
	    send_msg = min_msg;
	else
	    send_msg = random_msg;
        zmq_send (responder, &send_msg, sizeof(send_msg), 0);
        printf ("Sned message: \n");
	printf ("---------------start---------------\n");
	printf ("int: %d\n",send_msg.Int);
	printf ("char: %c\n",send_msg.Char);
	printf ("short: %hd\n",send_msg.Short);
	printf ("long: %ld\n",send_msg.Long);
	printf ("float: %d\n",send_msg.Float);
	printf ("double: %d\n",send_msg.Double);
	printf ("String: %s\n",send_msg.String);
	printf ("--------------- end ---------------\n");

    }

}

void *sub_weather(void *args)
{
    void* context = zmq_ctx_new();
    assert(context != NULL);
 
    void* subscriber = zmq_socket(context, ZMQ_SUB);
    assert(subscriber != NULL);
 
    int ret = zmq_connect(subscriber, "tcp://localhost:5556");
    assert(ret == 0);
 
    ret = zmq_setsockopt(subscriber, ZMQ_SUBSCRIBE, "", 0);
    assert(ret == 0);
 
    while(1)
    {
        printf("into while\n");
        char szBuf[1024] = {0};
        ret = zmq_recv(subscriber, szBuf, sizeof(szBuf) - 1, 0);
        if (ret > 0)
        {
            printf("%s\n", szBuf);
        }
    }
 
    zmq_close(subscriber);
    zmq_ctx_destroy(context);
}

int main (void)
{
    int value_ret, sub_weather_ret;
    pthread_t value_pth, sub_weather_pth; //线程ID变量
    // 参数：创建的线程ID，线程参数，调用函数，函数参数
    value_ret = pthread_create(&value_pth,NULL,value_server,NULL);
    sub_weather_ret = pthread_create(&sub_weather_pth,NULL,sub_weather,NULL);

    pthread_join(value_pth,NULL); // 等待线程结束
    //pthread_join(sub_weather_pth.NULL);

    return 0;
}