void* stack_pop(stack_t* s) {
void* ret = list_getElem((list_t*)s, 0, true);
list_remove((list_t*)s, ret);
return ret;
}
void stack_onEvent(void * sub, stack_t * sender, enum event_type type, int last_val)
{
int count;
char message[80];
stack_t * stmp;
stmp = (stack_t *)sub;
if(type == OVER)
{
if(stmp->top < STACK_MAX_SIZE - 1)
{
sprintf(message, "Event OVER: Stack %i is FULL.\n", sender->num);
printf(message);
stack_push(stmp, last_val);
}
else
{
//Sub stack1
count = list_getCount(stmp->dual);
for(int i = 0; i < count; i++)
{
event_t * ev = list_getElem(stmp->dual, i);
if(ev->callback != NULL)
{
cb_fn fn = (cb_fn)ev->callback;
sprintf(message, "%s", (char *)ev->receiver);
fn(ev->receiver, stmp, DUAL, 1);
}
}
//Sub stack 2
count = list_getCount(sender->dual);
for(int i = 0; i < count; i++)
{
event_t * ev = list_getElem(sender->dual, i);
if(ev->callback != NULL)
{
cb_fn fn1 = (cb_fn)ev->callback;
sprintf(message, "%s", (char *)ev->receiver);
fn1(ev->receiver, sender, DUAL, 1);
}
}
}
}
if(type == EMPTY)
{
if(stmp->top >= STACK_MAX_SIZE)
{
sprintf(message, "Event EMPTY: Stack %i is EMPTY\n", sender->num);
printf(message);
stack_push(sender, stack_pop(stmp));
}
else
{
//Sub stack1
count = list_getCount(stmp->dual);
for(int i = 0; i < count; i++)
{
event_t * ev = list_getElem(stmp->dual, i);
if(ev->callback != NULL)
{
cb_fn fn = (cb_fn)ev->callback;
sprintf(message, "%s", (char *)ev->receiver);
fn(ev->receiver, stmp, DUAL, 0);
}
}
//Sub stack 2
count = list_getCount(sender->dual);
for(int i = 0; i < count; i++)
{
event_t * ev = list_getElem(sender->dual, i);
if(ev->callback != NULL)
{
cb_fn fn1 = (cb_fn)ev->callback;
sprintf(message, "%s", (char *)ev->receiver);
fn1(ev->receiver, sender, DUAL, 0);
}
}
}
}
if(type == DUAL)
{
user_t * user = (user_t *)sub;
if(last_val)
sprintf(message, "Event DUAL: User %s. Stack %i is FULL.\n", user->name, sender->num);
else
sprintf(message, "Event DUAL: User %s. Stack %i is EMPTY.\n", user->name, sender->num);
printf(message);
}
}
void* stack_get(stack_t* s) {
return list_getElem((list_t*)s, 0, false);
}
