#include "rule.h"
#include "util.h"
#include "3rdparty/yyjson/yyjson.h"

using namespace protomsg;

bool dbapi_get_time_rules(void *handle, vector<protomsg::CameraTimerule> & list) {
    const char *topic = DATA_URL_PREFIX("/cameraTimerule/findAll");

	char * ptr_value = NULL;
	size_t data_len = 0;
    //get the topic json data
	yyjson_type type = YYJSON_TYPE_OBJ;
	crepmsg *repmsg = NULL;
    size_t len = 0;
	protomsg::CameraTimerule CameraTimeRule;
	int ret = 0;
	
	ret = bus_dbapi_get_topic_data(handle, topic, &repmsg, len);
    if ( ret < 0 || NULL == repmsg)
    {
        return false;
    }

	//parse the json to get value of the key "data"  
    int msglen = strlen(repmsg->data);
    char* msgdata = (char *)malloc(msglen);
    memset(msgdata, 0 , msglen);

    if(0 == bus_dbapi_get_json_data((const char *)repmsg->data, &msgdata, &type))
    {
        printf("======>> protomsg: %s\n", msgdata);            
    }

    //iterate the array  to get the protobuf message
	if (YYJSON_TYPE_ARR == type)
	{

        printf("======>> deal the ARRAY\n"); 
		// Read JSON and get root
		yyjson_doc *doc = yyjson_read(msgdata, strlen(msgdata), 0);
		yyjson_val *arr = yyjson_doc_get_root(doc);

        //yyjson_val *arr = yyjson_obj_get(root, "data"); 
		yyjson_val *val;
		yyjson_arr_iter iter;
		yyjson_arr_iter_init(arr, &iter);
		while ((val = yyjson_arr_iter_next(&iter)))
		{		
			data_len = 0;
			ptr_value = yyjson_val_write(val, YYJSON_WRITE_NOFLAG, &data_len); 
			printf("data: %s\n", ptr_value);	
			printf("len: %lu\n", data_len);  

			std::string jsonString = ptr_value;			
			if (json_to_proto(jsonString, CameraTimeRule)) 
			{
				printf("======>> json_to_proto done\n");
				list.push_back(CameraTimeRule);
			} 
			else
			{
				printf("======>> json_to_proto fail\n");
			    yyjson_doc_free(doc);
			    free(msgdata);				
				return false;
			} 		
		}

		// Free the doc
        yyjson_doc_free(doc);
	}

    free(msgdata);
	free_reply_msg(repmsg);

    return true;
}