#include "TransactionMaster.h"

#include <boost/bind.hpp>

#include "Application.h"

#ifndef CACHED_TRANSACTION_NUM
#define CACHED_TRANSACTION_NUM 65536
#endif

#ifndef CACHED_TRANSACTION_AGE
#define CACHED_TRANSACTION_AGE 1800
#endif

TransactionMaster::TransactionMaster() : mCache(CACHED_TRANSACTION_NUM, CACHED_TRANSACTION_AGE)
{
	;
}

Transaction::pointer TransactionMaster::fetch(const uint256& txnID, bool checkDisk)
{
	Transaction::pointer txn = mCache.fetch(txnID);
	if (!checkDisk || txn) return txn;

	txn = Transaction::load(txnID);
	if (!txn) return txn;

	mCache.canonicalize(txnID, txn);
	return txn;
}

bool TransactionMaster::canonicalize(Transaction::pointer& txn, bool may_be_new)
{
	uint256 tid = txn->getID();
	if (!tid) return false;
	if (mCache.canonicalize(tid, txn)) return true;
	if (may_be_new) // FIXME: Don't dispatch to main pool
		theApp->getIOService().post(boost::bind(&Transaction::saveTransaction, txn));
	return false;
}
// vim:ts=4