#include <stdlib.h>
#include <stdio.h>
#include "rpc.h"
#include "configmapi.h"


rpc_client *config_client = NULL;

rpc_client *config_client_get()
{
    if(config_client == NULL)
    {
        config_client = rpc_client_connect_ex("ConfigManger#0");
        if(config_client == NULL)
        {            
            rpc_log_error("connect ConfigManger#0 error\n");
            return NULL;
        }
    }
    
    return config_client;
}

ret_code config_construct_msg(uint config_type, uint64 config_id,  
                                  char* config_data,  int config_len,
                                  config_msg_t **config_msg, int *msg_len)
{
    config_msg_t *pconfig_msg;
    
    if(config_data == NULL)
    {
        return RET_NULLP;
    }

    *msg_len = sizeof(config_msg_t) + config_len;
    pconfig_msg= (config_msg_t *) malloc(*msg_len);
    if(pconfig_msg == NULL)
    {
        return RET_NOMEM;
    }

     pconfig_msg->source = CONFIG_FROM_WEB;
     pconfig_msg->config_type = config_type;
     pconfig_msg->config_id = config_id;

     memcpy(pconfig_msg->config_buff, config_data, config_len);
     *config_msg = pconfig_msg;
     
     return RET_OK;
}
                              
ret_code config_destroy_msg(config_msg_t *config_msg, int msg_len)
{
    if(config_msg)
    {
        memset(config_msg, 0, msg_len);
        free(config_msg);
    }
}


ret_code web_config_exec_sync(uint config_type, uint64 config_id,  
                              char* config_data,  int config_len,
                              char**output, int *output_len)
{
    rpc_client * client = config_client_get();    
    ret_code code = RET_OK ;
    config_msg_t *config_msg;
    int msg_len = 0;

    if(client == NULL)
    {
        return RET_ERR;
    }

    code = config_construct_msg(config_type, config_id, config_data, 
                                 config_len, &config_msg, &msg_len);
    ASSERT_RET(code);
   
    code = rpc_client_call(client, "ConfigManger#0", "cm_config_process", 
                          config_msg, msg_len, (pointer)output, output_len);
    ASSERT_RET_NO(code);

    config_destroy_msg(config_msg, msg_len);
    
    return code;
}

ret_code web_config_exec_async(uint config_type, uint64 config_id,  
                               char* config_data, int config_len,
                               rpc_callback callback, pointer data)
 {
    rpc_client * client = config_client_get();
    config_msg_t *config_msg;
    int msg_len = 0;
    
    ret_code ret = RET_OK ;
    
    if(client == NULL)
    {          
         return RET_ERR;
    }
    
    ret = config_construct_msg(config_type, config_id, config_data, 
                                   config_len, &config_msg, &msg_len);
    ASSERT_RET(ret);

	ret = rpc_client_call_async(client, "ConfigManger#0", "cm_config_process", 
	                             config_msg, msg_len, callback, data);
    
    config_destroy_msg(config_msg, msg_len);
     
    return ret;
 }