Add context menu on transaction list: copy label, copy address, edit label, show...
[novacoin.git] / src / qt / transactiontablemodel.cpp
index 8fe1839..17622e0 100644 (file)
@@ -2,21 +2,31 @@
 #include "guiutil.h"
 #include "transactionrecord.h"
 #include "guiconstants.h"
-#include "main.h"
 #include "transactiondesc.h"
+#include "walletmodel.h"
+#include "addresstablemodel.h"
+
+#include "headers.h"
 
 #include <QLocale>
 #include <QDebug>
 #include <QList>
 #include <QColor>
 #include <QTimer>
+#include <QIcon>
+#include <QDateTime>
 #include <QtAlgorithms>
 
-const QString TransactionTableModel::Sent = "s";
-const QString TransactionTableModel::Received = "r";
-const QString TransactionTableModel::Other = "o";
+// Credit and Debit columns are right-aligned as they contain numbers
+static int column_alignments[] = {
+        Qt::AlignLeft|Qt::AlignVCenter,
+        Qt::AlignLeft|Qt::AlignVCenter,
+        Qt::AlignLeft|Qt::AlignVCenter,
+        Qt::AlignLeft|Qt::AlignVCenter,
+        Qt::AlignRight|Qt::AlignVCenter
+    };
 
-/* Comparison operator for sort/binary search of model tx list */
+// Comparison operator for sort/binary search of model tx list
 struct TxLessThan
 {
     bool operator()(const TransactionRecord &a, const TransactionRecord &b) const
@@ -33,14 +43,15 @@ struct TxLessThan
     }
 };
 
-/* Private implementation */
+// Private implementation
 struct TransactionTablePriv
 {
-    TransactionTablePriv(TransactionTableModel *parent):
+    TransactionTablePriv(CWallet *wallet, TransactionTableModel *parent):
+            wallet(wallet),
             parent(parent)
     {
     }
-
+    CWallet *wallet;
     TransactionTableModel *parent;
 
     /* Local cache of wallet.
@@ -49,46 +60,48 @@ struct TransactionTablePriv
      */
     QList<TransactionRecord> cachedWallet;
 
+    /* Query entire wallet anew from core.
+     */
     void refreshWallet()
     {
+#ifdef WALLET_UPDATE_DEBUG
         qDebug() << "refreshWallet";
-
-        /* Query entire wallet from core.
-         */
+#endif
         cachedWallet.clear();
-        CRITICAL_BLOCK(cs_mapWallet)
+        CRITICAL_BLOCK(wallet->cs_mapWallet)
         {
-            for(std::map<uint256, CWalletTx>::iterator it = mapWallet.begin(); it != mapWallet.end(); ++it)
+            for(std::map<uint256, CWalletTx>::iterator it = wallet->mapWallet.begin(); it != wallet->mapWallet.end(); ++it)
             {
-                cachedWallet.append(TransactionRecord::decomposeTransaction(it->second));
+                cachedWallet.append(TransactionRecord::decomposeTransaction(wallet, it->second));
             }
         }
     }
 
-    /* Update our model of the wallet incrementally.
+    /* Update our model of the wallet incrementally, to synchronize our model of the wallet
+       with that of the core.
+
        Call with list of hashes of transactions that were added, removed or changed.
      */
     void updateWallet(const QList<uint256> &updated)
     {
-        /* Walk through updated transactions, update model as needed.
-         */
+        // Walk through updated transactions, update model as needed.
+#ifdef WALLET_UPDATE_DEBUG
         qDebug() << "updateWallet";
-
-        /* Sort update list, and iterate through it in reverse, so that model updates
-           can be emitted from end to beginning (so that earlier updates will not influence
-           the indices of latter ones).
-         */
+#endif
+        // Sort update list, and iterate through it in reverse, so that model updates
+        //  can be emitted from end to beginning (so that earlier updates will not influence
+        // the indices of latter ones).
         QList<uint256> updated_sorted = updated;
         qSort(updated_sorted);
 
-        CRITICAL_BLOCK(cs_mapWallet)
+        CRITICAL_BLOCK(wallet->cs_mapWallet)
         {
             for(int update_idx = updated_sorted.size()-1; update_idx >= 0; --update_idx)
             {
                 const uint256 &hash = updated_sorted.at(update_idx);
                 /* Find transaction in wallet */
-                std::map<uint256, CWalletTx>::iterator mi = mapWallet.find(hash);
-                bool inWallet = mi != mapWallet.end();
+                std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(hash);
+                bool inWallet = mi != wallet->mapWallet.end();
                 /* Find bounds of this transaction in model */
                 QList<TransactionRecord>::iterator lower = qLowerBound(
                     cachedWallet.begin(), cachedWallet.end(), hash, TxLessThan());
@@ -97,20 +110,23 @@ struct TransactionTablePriv
                 int lowerIndex = (lower - cachedWallet.begin());
                 int upperIndex = (upper - cachedWallet.begin());
 
+                // Determine if transaction is in model already
                 bool inModel = false;
                 if(lower != upper)
                 {
                     inModel = true;
                 }
 
+#ifdef WALLET_UPDATE_DEBUG
                 qDebug() << "  " << QString::fromStdString(hash.ToString()) << inWallet << " " << inModel
                         << lowerIndex << "-" << upperIndex;
+#endif
 
                 if(inWallet && !inModel)
                 {
-                    /* Added */
+                    // Added -- insert at the right position
                     QList<TransactionRecord> toInsert =
-                            TransactionRecord::decomposeTransaction(mi->second);
+                            TransactionRecord::decomposeTransaction(wallet, mi->second);
                     if(!toInsert.isEmpty()) /* only if something to insert */
                     {
                         parent->beginInsertRows(QModelIndex(), lowerIndex, lowerIndex+toInsert.size()-1);
@@ -125,14 +141,14 @@ struct TransactionTablePriv
                 }
                 else if(!inWallet && inModel)
                 {
-                    /* Removed */
+                    // Removed -- remove entire transaction from table
                     parent->beginRemoveRows(QModelIndex(), lowerIndex, upperIndex-1);
                     cachedWallet.erase(lower, upper);
                     parent->endRemoveRows();
                 }
                 else if(inWallet && inModel)
                 {
-                    /* Updated -- nothing to do, status update will take care of this */
+                    // Updated -- nothing to do, status update will take care of this
                 }
             }
         }
@@ -149,17 +165,16 @@ struct TransactionTablePriv
         {
             TransactionRecord *rec = &cachedWallet[idx];
 
-            /* If a status update is needed (blocks came in since last check),
-               update the status of this transaction from the wallet. Otherwise,
-               simply re-use the cached status.
-             */
+            // If a status update is needed (blocks came in since last check),
+            //  update the status of this transaction from the wallet. Otherwise,
+            // simply re-use the cached status.
             if(rec->statusUpdateNeeded())
             {
-                CRITICAL_BLOCK(cs_mapWallet)
+                CRITICAL_BLOCK(wallet->cs_mapWallet)
                 {
-                    std::map<uint256, CWalletTx>::iterator mi = mapWallet.find(rec->hash);
+                    std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(rec->hash);
 
-                    if(mi != mapWallet.end())
+                    if(mi != wallet->mapWallet.end())
                     {
                         rec->updateStatus(mi->second);
                     }
@@ -175,12 +190,12 @@ struct TransactionTablePriv
 
     QString describe(TransactionRecord *rec)
     {
-        CRITICAL_BLOCK(cs_mapWallet)
+        CRITICAL_BLOCK(wallet->cs_mapWallet)
         {
-            std::map<uint256, CWalletTx>::iterator mi = mapWallet.find(rec->hash);
-            if(mi != mapWallet.end())
+            std::map<uint256, CWalletTx>::iterator mi = wallet->mapWallet.find(rec->hash);
+            if(mi != wallet->mapWallet.end())
             {
-                return QString::fromStdString(TransactionDesc::toHTML(mi->second));
+                return QString::fromStdString(TransactionDesc::toHTML(wallet, mi->second));
             }
         }
         return QString("");
@@ -188,21 +203,13 @@ struct TransactionTablePriv
 
 };
 
-/* Credit and Debit columns are right-aligned as they contain numbers */
-static int column_alignments[] = {
-        Qt::AlignLeft|Qt::AlignVCenter,
-        Qt::AlignLeft|Qt::AlignVCenter,
-        Qt::AlignLeft|Qt::AlignVCenter,
-        Qt::AlignRight|Qt::AlignVCenter,
-        Qt::AlignRight|Qt::AlignVCenter,
-        Qt::AlignLeft|Qt::AlignVCenter
-    };
-
-TransactionTableModel::TransactionTableModel(QObject *parent):
+TransactionTableModel::TransactionTableModel(CWallet* wallet, WalletModel *parent):
         QAbstractTableModel(parent),
-        priv(new TransactionTablePriv(this))
+        wallet(wallet),
+        walletModel(parent),
+        priv(new TransactionTablePriv(wallet, this))
 {
-    columns << tr("Status") << tr("Date") << tr("Description") << tr("Debit") << tr("Credit");
+    columns << QString() << tr("Date") << tr("Type") << tr("Address") << tr("Amount");
 
     priv->refreshWallet();
 
@@ -220,16 +227,16 @@ void TransactionTableModel::update()
 {
     QList<uint256> updated;
 
-    /* Check if there are changes to wallet map */
-    TRY_CRITICAL_BLOCK(cs_mapWallet)
+    // Check if there are changes to wallet map
+    TRY_CRITICAL_BLOCK(wallet->cs_mapWallet)
     {
-        if(!vWalletUpdated.empty())
+        if(!wallet->vWalletUpdated.empty())
         {
-            BOOST_FOREACH(uint256 hash, vWalletUpdated)
+            BOOST_FOREACH(uint256 hash, wallet->vWalletUpdated)
             {
                 updated.append(hash);
             }
-            vWalletUpdated.clear();
+            wallet->vWalletUpdated.clear();
         }
     }
 
@@ -237,11 +244,10 @@ void TransactionTableModel::update()
     {
         priv->updateWallet(updated);
 
-        /* Status (number of confirmations) and (possibly) description
-           columns changed for all rows.
-         */
+        // Status (number of confirmations) and (possibly) description
+        //  columns changed for all rows.
         emit dataChanged(index(0, Status), index(priv->size()-1, Status));
-        emit dataChanged(index(0, Description), index(priv->size()-1, Description));
+        emit dataChanged(index(0, ToAddress), index(priv->size()-1, ToAddress));
     }
 }
 
@@ -267,18 +273,37 @@ QVariant TransactionTableModel::formatTxStatus(const TransactionRecord *wtx) con
         status = tr("Open for %n block(s)","",wtx->status.open_for);
         break;
     case TransactionStatus::OpenUntilDate:
-        status = tr("Open until ") + GUIUtil::DateTimeStr(wtx->status.open_for);
+        status = tr("Open until %1").arg(GUIUtil::DateTimeStr(wtx->status.open_for));
         break;
     case TransactionStatus::Offline:
-        status = tr("%1/offline").arg(wtx->status.depth);
+        status = tr("Offline (%1 confirmations)").arg(wtx->status.depth);
         break;
     case TransactionStatus::Unconfirmed:
-        status = tr("%1/unconfirmed").arg(wtx->status.depth);
+        status = tr("Unconfirmed (%1 of %2 confirmations required)").arg(wtx->status.depth).arg(TransactionRecord::NumConfirmations);
         break;
     case TransactionStatus::HaveConfirmations:
-        status = tr("%1 confirmations").arg(wtx->status.depth);
+        status = tr("Confirmed (%1 confirmations)").arg(wtx->status.depth);
         break;
     }
+    if(wtx->type == TransactionRecord::Generated)
+    {
+        status += "\n\n";
+        switch(wtx->status.maturity)
+        {
+        case TransactionStatus::Immature:
+            status += tr("Mined balance will be available in %n more blocks", "",
+                           wtx->status.matures_in);
+            break;
+        case TransactionStatus::Mature:
+            break;
+        case TransactionStatus::MaturesWarning:
+            status += tr("This block was not received by any other nodes and will probably not be accepted!");
+            break;
+        case TransactionStatus::NotAccepted:
+            status += tr("Generated but not accepted");
+            break;
+        }
+    }
 
     return QVariant(status);
 }
@@ -296,104 +321,136 @@ QVariant TransactionTableModel::formatTxDate(const TransactionRecord *wtx) const
 }
 
 /* Look up address in address book, if found return
-     address[0:12]... (label)
+     address (label)
    otherwise just return address
  */
-std::string lookupAddress(const std::string &address)
+QString TransactionTableModel::lookupAddress(const std::string &address) const
 {
-    std::string description;
-    CRITICAL_BLOCK(cs_mapAddressBook)
+    QString label = walletModel->getAddressTableModel()->labelForAddress(QString::fromStdString(address));
+    QString description;
+    if(label.isEmpty())
     {
-        std::map<std::string, std::string>::iterator mi = mapAddressBook.find(address);
-        if (mi != mapAddressBook.end() && !(*mi).second.empty())
-        {
-            std::string label = (*mi).second;
-            description += address.substr(0,12) + "... ";
-            description += "(" + label + ")";
-        }
-        else
-        {
-            description += address;
-        }
+        description = QString::fromStdString(address);
+    }
+    else
+    {
+        description = label + QString(" (") + QString::fromStdString(address) + QString(")");
     }
     return description;
 }
 
-QVariant TransactionTableModel::formatTxDescription(const TransactionRecord *wtx) const
+QVariant TransactionTableModel::formatTxType(const TransactionRecord *wtx) const
 {
     QString description;
 
     switch(wtx->type)
     {
     case TransactionRecord::RecvWithAddress:
-        description = tr("Received with: ") + QString::fromStdString(lookupAddress(wtx->address));
+        description = tr("Received with");
         break;
     case TransactionRecord::RecvFromIP:
-        description = tr("Received from IP: ") + QString::fromStdString(wtx->address);
+        description = tr("Received from IP");
         break;
     case TransactionRecord::SendToAddress:
-        description = tr("Sent to: ") + QString::fromStdString(lookupAddress(wtx->address));
+        description = tr("Sent to");
         break;
     case TransactionRecord::SendToIP:
-        description = tr("Sent to IP: ") + QString::fromStdString(wtx->address);
+        description = tr("Sent to IP");
         break;
     case TransactionRecord::SendToSelf:
         description = tr("Payment to yourself");
         break;
     case TransactionRecord::Generated:
-        switch(wtx->status.maturity)
-        {
-        case TransactionStatus::Immature:
-            description = tr("Generated (matures in %n more blocks)", "",
-                           wtx->status.matures_in);
-            break;
-        case TransactionStatus::Mature:
-            description = tr("Generated");
-            break;
-        case TransactionStatus::MaturesWarning:
-            description = tr("Generated - Warning: This block was not received by any other nodes and will probably not be accepted!");
-            break;
-        case TransactionStatus::NotAccepted:
-            description = tr("Generated (not accepted)");
-            break;
-        }
+        description = tr("Mined");
         break;
     }
     return QVariant(description);
 }
 
-QVariant TransactionTableModel::formatTxDebit(const TransactionRecord *wtx) const
+QVariant TransactionTableModel::formatTxToAddress(const TransactionRecord *wtx) const
 {
-    if(wtx->debit)
+    QString description;
+
+    switch(wtx->type)
+    {
+    case TransactionRecord::RecvWithAddress:
+        description = lookupAddress(wtx->address);
+        break;
+    case TransactionRecord::RecvFromIP:
+        description = QString::fromStdString(wtx->address);
+        break;
+    case TransactionRecord::SendToAddress:
+        description = lookupAddress(wtx->address);
+        break;
+    case TransactionRecord::SendToIP:
+        description = QString::fromStdString(wtx->address);
+        break;
+    case TransactionRecord::SendToSelf:
+        description = QString();
+        break;
+    case TransactionRecord::Generated:
+        description = QString();
+        break;
+    }
+    return QVariant(description);
+}
+
+QVariant TransactionTableModel::formatTxAmount(const TransactionRecord *wtx, bool showUnconfirmed) const
+{
+    QString str = QString::fromStdString(FormatMoney(wtx->credit + wtx->debit));
+    if(showUnconfirmed)
     {
-        QString str = QString::fromStdString(FormatMoney(wtx->debit));
         if(!wtx->status.confirmed || wtx->status.maturity != TransactionStatus::Mature)
         {
             str = QString("[") + str + QString("]");
         }
-        return QVariant(str);
-    }
-    else
-    {
-        return QVariant();
     }
+    return QVariant(str);
 }
 
-QVariant TransactionTableModel::formatTxCredit(const TransactionRecord *wtx) const
+QVariant TransactionTableModel::formatTxDecoration(const TransactionRecord *wtx) const
 {
-    if(wtx->credit)
+    if(wtx->type == TransactionRecord::Generated)
     {
-        QString str = QString::fromStdString(FormatMoney(wtx->credit));
-        if(!wtx->status.confirmed || wtx->status.maturity != TransactionStatus::Mature)
+        switch(wtx->status.maturity)
         {
-            str = QString("[") + str + QString("]");
+        case TransactionStatus::Immature: {
+            int total = wtx->status.depth + wtx->status.matures_in;
+            int part = (wtx->status.depth * 4 / total) + 1;
+            return QIcon(QString(":/icons/transaction_%1").arg(part));
+            }
+        case TransactionStatus::Mature:
+            return QIcon(":/icons/transaction_confirmed");
+        case TransactionStatus::MaturesWarning:
+        case TransactionStatus::NotAccepted:
+            return QIcon(":/icons/transaction_0");
         }
-        return QVariant(str);
     }
     else
     {
-        return QVariant();
+        switch(wtx->status.status)
+        {
+        case TransactionStatus::OpenUntilBlock:
+        case TransactionStatus::OpenUntilDate:
+            return QColor(64,64,255);
+            break;
+        case TransactionStatus::Offline:
+            return QColor(192,192,192);
+        case TransactionStatus::Unconfirmed:
+            switch(wtx->status.depth)
+            {
+            case 0: return QIcon(":/icons/transaction_0");
+            case 1: return QIcon(":/icons/transaction_1");
+            case 2: return QIcon(":/icons/transaction_2");
+            case 3: return QIcon(":/icons/transaction_3");
+            case 4: return QIcon(":/icons/transaction_4");
+            default: return QIcon(":/icons/transaction_5");
+            };
+        case TransactionStatus::HaveConfirmations:
+            return QIcon(":/icons/transaction_confirmed");
+        }
     }
+    return QColor(0,0,0);
 }
 
 QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
@@ -402,38 +459,50 @@ QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
         return QVariant();
     TransactionRecord *rec = static_cast<TransactionRecord*>(index.internalPointer());
 
-    if(role == Qt::DisplayRole)
+    if(role == Qt::DecorationRole)
     {
-        /* Delegate to specific column handlers */
+        if(index.column() == Status)
+        {
+            return formatTxDecoration(rec);
+        }
+    }
+    else if(role == Qt::DisplayRole)
+    {
+        // Delegate to specific column handlers
         switch(index.column())
         {
-        case Status:
-            return formatTxStatus(rec);
         case Date:
             return formatTxDate(rec);
-        case Description:
-            return formatTxDescription(rec);
-        case Debit:
-            return formatTxDebit(rec);
-        case Credit:
-            return formatTxCredit(rec);
+        case Type:
+            return formatTxType(rec);
+        case ToAddress:
+            return formatTxToAddress(rec);
+        case Amount:
+            return formatTxAmount(rec);
         }
     }
     else if(role == Qt::EditRole)
     {
-        /* Edit role is used for sorting so return the real values */
+        // Edit role is used for sorting so return the real values
         switch(index.column())
         {
         case Status:
             return QString::fromStdString(rec->status.sortKey);
         case Date:
             return rec->time;
-        case Description:
-            return formatTxDescription(rec);
-        case Debit:
-            return rec->debit;
-        case Credit:
-            return rec->credit;
+        case Type:
+            return formatTxType(rec);
+        case ToAddress:
+            return formatTxToAddress(rec);
+        case Amount:
+            return rec->credit + rec->debit;
+        }
+    }
+    else if (role == Qt::ToolTipRole)
+    {
+        if(index.column() == Status)
+        {
+            return formatTxStatus(rec);
         }
     }
     else if (role == Qt::TextAlignmentRole)
@@ -443,35 +512,51 @@ QVariant TransactionTableModel::data(const QModelIndex &index, int role) const
     else if (role == Qt::ForegroundRole)
     {
         /* Non-confirmed transactions are grey */
-        if(rec->status.confirmed)
+        if(!rec->status.confirmed)
         {
-            return QColor(0, 0, 0);
+            return QColor(128, 128, 128);
         }
-        else
+        if(index.column() == Amount && (rec->credit+rec->debit) < 0)
         {
-            return QColor(128, 128, 128);
+            return QColor(255, 0, 0);
         }
     }
     else if (role == TypeRole)
     {
-        /* Role for filtering tabs by type */
-        switch(rec->type)
-        {
-        case TransactionRecord::RecvWithAddress:
-        case TransactionRecord::RecvFromIP:
-            return TransactionTableModel::Received;
-        case TransactionRecord::SendToAddress:
-        case TransactionRecord::SendToIP:
-        case TransactionRecord::SendToSelf:
-            return TransactionTableModel::Sent;
-        default:
-            return TransactionTableModel::Other;
-        }
+        return rec->type;
+    }
+    else if (role == DateRole)
+    {
+        return QDateTime::fromTime_t(static_cast<uint>(rec->time));
     }
     else if (role == LongDescriptionRole)
     {
         return priv->describe(rec);
     }
+    else if (role == AddressRole)
+    {
+        return QString::fromStdString(rec->address);
+    }
+    else if (role == LabelRole)
+    {
+        return walletModel->getAddressTableModel()->labelForAddress(QString::fromStdString(rec->address));
+    }
+    else if (role == AbsoluteAmountRole)
+    {
+        return llabs(rec->credit + rec->debit);
+    }
+    else if (role == TxIDRole)
+    {
+        return QString::fromStdString(rec->getTxID());
+    }
+    else if (role == ConfirmedRole)
+    {
+        return rec->status.status == TransactionStatus::HaveConfirmations;
+    }
+    else if (role == FormattedAmountRole)
+    {
+        return formatTxAmount(rec, false);
+    }
     return QVariant();
 }
 
@@ -486,6 +571,21 @@ QVariant TransactionTableModel::headerData(int section, Qt::Orientation orientat
         else if (role == Qt::TextAlignmentRole)
         {
             return column_alignments[section];
+        } else if (role == Qt::ToolTipRole)
+        {
+            switch(section)
+            {
+            case Status:
+                return tr("Transaction status. Hover over this field to show number of confirmations.");
+            case Date:
+                return tr("Date and time that the transaction was received.");
+            case Type:
+                return tr("Type of transaction.");
+            case ToAddress:
+                return tr("Destination address of transaction.");
+            case Amount:
+                return tr("Amount removed from or added to balance.");
+            }
         }
     }
     return QVariant();