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// Copyright (c) 2011-2013 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef TRANSACTIONRECORD_H
#define TRANSACTIONRECORD_H
#include "uint256.h"
#include <QList>
#include <QString>
class CWallet;
class CWalletTx;
/** UI model for transaction status. The transaction status is the part of a transaction that will change over time.
*/
class TransactionStatus
{
public:
TransactionStatus():
confirmed(false), sortKey(""), maturity(Mature),
matures_in(0), status(Offline), depth(0), open_for(0), cur_num_blocks(-1)
{ }
enum Maturity
{
Immature,
Mature,
MaturesWarning, /**< Transaction will likely not mature because no nodes have confirmed */
NotAccepted
};
enum Status {
OpenUntilDate,
OpenUntilBlock,
Offline,
Unconfirmed,
HaveConfirmations,
Conflicted
};
bool confirmed;
std::string sortKey;
/** @name Generated (mined) transactions
@{*/
Maturity maturity;
int matures_in;
/**@}*/
/** @name Reported status
@{*/
Status status;
qint64 depth;
qint64 open_for; /**< Timestamp if status==OpenUntilDate, otherwise number
of additional blocks that need to be mined before
finalization */
/**@}*/
/** Current number of blocks (to know whether cached status is still valid) */
int cur_num_blocks;
};
/** UI model for a transaction. A core transaction can be represented by multiple UI transactions if it has
multiple outputs.
*/
class TransactionRecord
{
public:
enum Type
{
Other,
Generated,
SendToAddress,
SendToOther,
RecvWithAddress,
RecvFromOther,
SendToSelf
};
/** Number of confirmation needed for transaction */
static const int NumConfirmations = 6;
TransactionRecord():
hash(), time(0), type(Other), address(""), debit(0), credit(0), idx(0)
{
}
TransactionRecord(uint256 hash, qint64 time):
hash(hash), time(time), type(Other), address(""), debit(0),
credit(0), idx(0)
{
}
TransactionRecord(uint256 hash, qint64 time,
Type type, const std::string &address,
qint64 debit, qint64 credit):
hash(hash), time(time), type(type), address(address), debit(debit), credit(credit),
idx(0)
{
}
/** Decompose CWallet transaction to model transaction records.
*/
static bool showTransaction(const CWalletTx &wtx);
static QList<TransactionRecord> decomposeTransaction(const CWallet *wallet, const CWalletTx &wtx);
/** @name Immutable transaction attributes
@{*/
uint256 hash;
qint64 time;
Type type;
std::string address;
qint64 debit;
qint64 credit;
/**@}*/
/** Subtransaction index, for sort key */
int idx;
/** Status: can change with block chain update */
TransactionStatus status;
/** Return the unique identifier for this transaction (part) */
QString getTxID() const;
/** Format subtransaction id */
static QString formatSubTxId(const uint256 &hash, int vout);
/** Update status from core wallet tx.
*/
void updateStatus(const CWalletTx &wtx);
/** Return whether a status update is needed.
*/
bool statusUpdateNeeded();
};
#endif // TRANSACTIONRECORD_H