#include "shm_mm_wrapper.h"
#include "mem_pool.h"
#include "hashtable.h"
#include "lock_free_queue.h"
#include "shm_socket.h"

#define BUFFER_TIME 10
void shm_mm_wrapper_init(int size) {
	mem_pool_init(size);
}

void shm_mm_wrapper_destroy() {
	mem_pool_destroy();
}

int shm_mm_wrapper_alloc_key() {
	return mm_alloc_key();
}

//删除包含在keys内的queue
int shm_mm_wrapper_remove_keys(int keys[], int length) {
  hashtable_t *hashtable = mm_get_hashtable();
  LockFreeQueue<shm_packet_t> *mqueue;
  int count = 0;
  for(int i = 0; i< length; i++) {
    // 销毁共享内存的queue
    mqueue = (LockFreeQueue<shm_packet_t> *)hashtable_get(hashtable, keys[i]);
    if(mqueue == NULL) {
    	continue;
    }
    if(difftime(time(NULL), mqueue->getCreateTime()) > BUFFER_TIME ) {
      delete mqueue;
      hashtable_remove(hashtable, keys[i]);
      LoggerFactory::getLogger()->debug("remove queue %d",  keys[i]);
      count++;
    }
    
  }
  return count;
}

 
// 删除不在keys内的queue 
int shm_mm_wrapper_remove_keys_exclude(int keys[], int length) {
  hashtable_t *hashtable = mm_get_hashtable();
  std::set<int> *keyset = hashtable_keyset(hashtable);
  std::set<int>::iterator keyItr;
  LockFreeQueue<shm_packet_t> *mqueue;
  bool found;
  int count = 0;
  for (keyItr = keyset->begin(); keyItr != keyset->end(); keyItr++) {
    found = false;
    for (size_t i = 0; i < length; i++) {
      if (*keyItr == keys[i]) {
        found = true;
        break;
      }
    }
    // 100内的是bus内部自己用的
    if (!found && *keyItr > 100) {
      // 销毁共享内存的queue
      mqueue = (LockFreeQueue<shm_packet_t> *)hashtable_get(hashtable, *keyItr);
      if(difftime(time(NULL), mqueue->getCreateTime()) > BUFFER_TIME ) {
        delete mqueue;
        hashtable_remove(hashtable, *keyItr);
        LoggerFactory::getLogger()->debug("remove queue %d",  *keyItr);
        count++;
      }
     
    }
  }
  delete keyset;
  return count;
}