#include "cw.h"
#include "mavl.h"

#include "message_set.h"

typedef struct {
	int type;
	const char * name;
	int * states;
	mavl_t elements_tree;
	mlist_t elements_list;
}message2_t;

static inline int cmp_cw_message_element(const void *elem1, const void *elem2){
	cw_message_element_t * e1 = (cw_message_element_t*)elem1;
	cw_message_element_t * e2 = (cw_message_element_t*)elem2;
	int r;
	r = e1->id - e2->id;
	if (r!=0)
		return r;
	r = e1->vendor - e2->vendor;
	if (r!=0)
		return r;
        r = e1->proto - e2->proto;
        if (r != 0)
                return r;
	return 0;
}


static inline int msg_cmp(const void *elem1, const void *elem2)
{       
	message2_t * e1 = (message2_t*)elem1;
	message2_t * e2 = (message2_t*)elem2;
	
	return e1->type - e2->type;
}


void cw_message_set_destroy(cw_message_set_t * set){
	if (set->messages){
		mavl_destroy(set->messages);
	}
	if (set->all_elems){
		mavl_destroy(set->all_elems);
	}
	free(set);
}

cw_message_set_t * cw_message_set_create(){

	/* allocate memory for a message_set */
	cw_message_set_t  * set = malloc(sizeof(cw_message_set_t));
	if (set==NULL)
		return NULL;

	memset(set,0,sizeof(cw_message_set_t));

	/* create mavl for all_elems */
	set->all_elems = mavl_create(cmp_cw_message_element,NULL);
	if (set->all_elems==NULL){
		cw_message_set_destroy(set);
		return NULL;
	}

	/* create mavl for messages */
	set->messages = mavl_create(msg_cmp,NULL);
	if (set->messages==NULL){
		cw_message_set_destroy(set);
		return NULL;
	}

	return set;

}



void cw_message_set_add(cw_message_set_t * set,
			cw_message_t  messages[], 
			cw_message_element_t elements[]){
	
	cw_message_element_t * e;
	for (e=elements; e->id!=0; e++){
		mavl_replace(set->all_elems, e);
	}
	
	cw_message_t * m;
	for (m=messages; m->type !=0; m++){
		printf("MESS: %d %s",m->type, m->name);
	}
	
}

cw_message_element_t * cw_message_set_find_element(
			cw_message_set_t * set,
			cw_message_element_t * element){
	return mavl_find(set->all_elems,element);
}