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#include "clientmodel.h"
#include "main.h"
#include "guiconstants.h"
#include "optionsmodel.h"
#include "addresstablemodel.h"
#include "transactiontablemodel.h"
#include <QTimer>
ClientModel::ClientModel(QObject *parent) :
QObject(parent), optionsModel(0), addressTableModel(0),
transactionTableModel(0)
{
// Until signal notifications is built into the bitcoin core,
// simply update everything after polling using a timer.
QTimer *timer = new QTimer(this);
connect(timer, SIGNAL(timeout()), this, SLOT(update()));
timer->start(MODEL_UPDATE_DELAY);
optionsModel = new OptionsModel(this);
addressTableModel = new AddressTableModel(this);
transactionTableModel = new TransactionTableModel(this);
}
qint64 ClientModel::getBalance() const
{
return GetBalance();
}
int ClientModel::getNumConnections() const
{
return vNodes.size();
}
int ClientModel::getNumBlocks() const
{
return nBestHeight;
}
int ClientModel::getNumTransactions() const
{
int numTransactions = 0;
CRITICAL_BLOCK(cs_mapWallet)
{
numTransactions = mapWallet.size();
}
return numTransactions;
}
void ClientModel::update()
{
// Plainly emit all signals for now. To be more efficient this should check
// whether the values actually changed first, although it'd be even better if these
// were events coming in from the bitcoin core.
emit balanceChanged(getBalance());
emit numConnectionsChanged(getNumConnections());
emit numBlocksChanged(getNumBlocks());
emit numTransactionsChanged(getNumTransactions());
addressTableModel->update();
}
ClientModel::StatusCode ClientModel::sendCoins(const QString &payTo, qint64 payAmount)
{
uint160 hash160 = 0;
bool valid = false;
if(!AddressToHash160(payTo.toUtf8().constData(), hash160))
{
return InvalidAddress;
}
if(payAmount <= 0)
{
return InvalidAmount;
}
if(payAmount > getBalance())
{
return AmountExceedsBalance;
}
if((payAmount + nTransactionFee) > getBalance())
{
return AmountWithFeeExceedsBalance;
}
CRITICAL_BLOCK(cs_main)
{
// Send to bitcoin address
CWalletTx wtx;
CScript scriptPubKey;
scriptPubKey << OP_DUP << OP_HASH160 << hash160 << OP_EQUALVERIFY << OP_CHECKSIG;
std::string strError = SendMoney(scriptPubKey, payAmount, wtx, true);
if (strError == "")
{
return OK;
}
else if (strError == "ABORTED")
{
return Aborted;
}
else
{
emit error(tr("Sending..."), QString::fromStdString(strError));
return MiscError;
}
}
// Add addresses that we've sent to to the address book
std::string strAddress = payTo.toStdString();
CRITICAL_BLOCK(cs_mapAddressBook)
if (!mapAddressBook.count(strAddress))
SetAddressBookName(strAddress, "");
return OK;
}
bool ClientModel::inInitialBlockDownload() const
{
return IsInitialBlockDownload();
}
int ClientModel::getTotalBlocksEstimate() const
{
return GetTotalBlocksEstimate();
}
OptionsModel *ClientModel::getOptionsModel()
{
return optionsModel;
}
AddressTableModel *ClientModel::getAddressTableModel()
{
return addressTableModel;
}
TransactionTableModel *ClientModel::getTransactionTableModel()
{
return transactionTableModel;
}
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