/***************************************************************************************
 *
 *  IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING.
 *
 *  By downloading, copying, installing or using the software you agree to this license.
 *  If you do not agree to this license, do not download, install, 
 *  copy or use the software.
 *
 *  Copyright (C) 2014-2024, Happytimesoft Corporation, all rights reserved.
 *
 *  Redistribution and use in binary forms, with or without modification, are permitted.
 *
 *  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.
 *
****************************************************************************************/

#include "sys_inc.h"
#include "http_mjpeg_cln.h"
#include "hqueue.h"
#include "media_format.h"
#include "http_parse.h"

/**********************************************************/
HQUEUE    * g_queue;

int		 	g_flag = 0;
pthread_t	g_tid = 0;

typedef struct
{
	int 	        event;
	CHttpMjpeg    * httpmjpeg;
} EVENT_PARAMS;

/**********************************************************/

/**
 * @desc : http-mjpeg notify callback
 *
 * @params :
 *  event : event type
 *  puser : user parameter
 */
int http_mjpeg_notify_callback(int event, void * puser)
{
    printf("%s, event = %d\r\n", __FUNCTION__, event);

    CHttpMjpeg * p_httpmjpeg = (CHttpMjpeg *) puser;

    if (MJPEG_EVE_CONNSUCC == event)
    {
        printf("video codec is MJPEG\r\n");
    }
    
	EVENT_PARAMS params;

	params.event = event;
	params.httpmjpeg = p_httpmjpeg;

    if (!hqBufPut(g_queue, (char *) &params))
    {
    	printf("hqBufPut failed\r\n");
    }
    
    return 0;
}

/**
 * @desc : http-mjpeg video data callback
 *
 * @params :
 *  pdata : video data buffer
 *  len : video data buffer length
 *  ts : timestamp
 *  puser : user parameter
 */
int http_mjpeg_video_callback(uint8 * pdata, int len, void * puser)
{
    CHttpMjpeg * p_httpmjpeg = (CHttpMjpeg *) puser;
    
    printf("%s, len = %d\r\n", __FUNCTION__, len);
    
    return 0;
}

void http_mjpeg_setup(CHttpMjpeg * p_httpmjpeg)
{
    p_httpmjpeg->set_notify_cb(http_mjpeg_notify_callback, p_httpmjpeg);
    p_httpmjpeg->set_video_cb(http_mjpeg_video_callback);
}

void http_mjpeg_reconn(CHttpMjpeg * p_httpmjpeg)
{
	char url[512], user[64], pass[64];

	strcpy(url, p_httpmjpeg->get_url());
	strcpy(user, p_httpmjpeg->get_user());
	strcpy(pass, p_httpmjpeg->get_pass());

	printf("http_mjpeg_reconn, url = %s, user = %s, pass = %s\r\n", url, user, pass);

	p_httpmjpeg->mjpeg_close();

	http_mjpeg_setup(p_httpmjpeg);

	p_httpmjpeg->mjpeg_start(url, user, pass);
}

void * http_mjpeg_notify_handler(void * argv)
{
	EVENT_PARAMS params;
	
	while (g_flag)
	{
		if (hqBufGet(g_queue, (char *) &params))
		{
			if (params.event == -1 || params.httpmjpeg == NULL)
			{
				break;
			}

			if (MJPEG_EVE_STOPPED == params.event || 
			    MJPEG_EVE_CONNFAIL == params.event ||
			    MJPEG_EVE_NOSIGNAL == params.event || 
			    MJPEG_EVE_NODATA == params.event)
			{
				http_mjpeg_reconn(params.httpmjpeg);
				
				usleep(100*1000);
			}
		}
	}

	g_tid = 0;

	printf("%s exit\r\n", __FUNCTION__);

	return NULL;
}

#define HTTP_MJPEG_CLN_NUM    1

int main(int argc, char * argv[])
{
	if (argc < 2)
	{
		printf("usage: %s url {user} {pass}\r\n", argv[0]);
		return  -1;
	}

	log_init("httpmjpegtest.log");
	log_set_level(HT_LOG_DBG);

	network_init();

    // allocate system BUFFER and http message BUFFER
	sys_buf_init(HTTP_MJPEG_CLN_NUM * 4);
	http_msg_buf_init(HTTP_MJPEG_CLN_NUM * 4);

    // create event queue
	g_queue = hqCreate(HTTP_MJPEG_CLN_NUM * 4, sizeof(EVENT_PARAMS), HQ_GET_WAIT | HQ_PUT_WAIT);
	if (NULL == g_queue)
	{
		printf("create queue failed\r\n");
		return -1;
	}

    // create event handler thread
	g_flag = 1;
	g_tid = sys_os_create_thread((void *)http_mjpeg_notify_handler, NULL);
	if (g_tid == 0)
	{
		printf("create http mjpeg notify handler thread failed\r\n");
		return -1;
	}

	CHttpMjpeg * httpmjpeg = new CHttpMjpeg[HTTP_MJPEG_CLN_NUM];

    for (int i = 0; i < HTTP_MJPEG_CLN_NUM; i++)
    {
    	http_mjpeg_setup(&httpmjpeg[i]);

    	char * p_user = NULL;
    	char * p_pass = NULL;

    	if (argc >= 3)
    	{
    		p_user = argv[2];
    	}

    	if (argc >= 4)
    	{
    		p_pass = argv[3];
    	}
    	
    	BOOL ret = httpmjpeg[i].mjpeg_start(argv[1], p_user, p_pass);
    	
    	printf("http mjpeg %d start ret = %d\r\n", i, ret);

    	usleep(100 * 1000);
    }
    
	for (;;)
	{
		if (getchar() == 'q')
		{
			break;
		}
		
		usleep(1000*1000); // 1s
	}

    for (int i = 0; i < HTTP_MJPEG_CLN_NUM; i++)
    {
	    httpmjpeg[i].mjpeg_close();
	}

	delete[] httpmjpeg;

	g_flag = 0;

	EVENT_PARAMS params;

	params.event = -1;
	params.httpmjpeg = NULL;
	
	hqBufPut(g_queue, (char *) &params);

	// waiting for event handler thread to exit
	while (g_tid)
	{
		usleep(10*1000);
	}

	hqDelete(g_queue);
	g_queue = NULL;

    // free memory resources
	http_msg_buf_deinit();
	sys_buf_deinit();
	
    // close log
    log_close();
		
	return 0;
}