From df2d165ba9e0acc53f36a326f68f57ad9c297872 Mon Sep 17 00:00:00 2001
From: Hennadii Stepanov <32963518+hebasto@users.noreply.github.com>
Date: Mon, 22 Feb 2021 09:50:09 +0200
Subject: qt: Add peertablesortproxy module

---
 src/Makefile.qt.include       |  3 +++
 src/qt/peertablesortproxy.cpp | 43 +++++++++++++++++++++++++++++++++++++++++++
 src/qt/peertablesortproxy.h   | 25 +++++++++++++++++++++++++
 3 files changed, 71 insertions(+)
 create mode 100644 src/qt/peertablesortproxy.cpp
 create mode 100644 src/qt/peertablesortproxy.h

(limited to 'src')

diff --git a/src/Makefile.qt.include b/src/Makefile.qt.include
index 59cfdb9839..12b9933393 100644
--- a/src/Makefile.qt.include
+++ b/src/Makefile.qt.include
@@ -61,6 +61,7 @@ QT_MOC_CPP = \
   qt/moc_optionsmodel.cpp \
   qt/moc_overviewpage.cpp \
   qt/moc_peertablemodel.cpp \
+  qt/moc_peertablesortproxy.cpp \
   qt/moc_paymentserver.cpp \
   qt/moc_psbtoperationsdialog.cpp \
   qt/moc_qrimagewidget.cpp \
@@ -134,6 +135,7 @@ BITCOIN_QT_H = \
   qt/overviewpage.h \
   qt/paymentserver.h \
   qt/peertablemodel.h \
+  qt/peertablesortproxy.h \
   qt/platformstyle.h \
   qt/psbtoperationsdialog.h \
   qt/qrimagewidget.h \
@@ -232,6 +234,7 @@ BITCOIN_QT_BASE_CPP = \
   qt/optionsdialog.cpp \
   qt/optionsmodel.cpp \
   qt/peertablemodel.cpp \
+  qt/peertablesortproxy.cpp \
   qt/platformstyle.cpp \
   qt/qvalidatedlineedit.cpp \
   qt/qvaluecombobox.cpp \
diff --git a/src/qt/peertablesortproxy.cpp b/src/qt/peertablesortproxy.cpp
new file mode 100644
index 0000000000..78932da8d4
--- /dev/null
+++ b/src/qt/peertablesortproxy.cpp
@@ -0,0 +1,43 @@
+// Copyright (c) 2020 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <qt/peertablesortproxy.h>
+
+#include <qt/peertablemodel.h>
+#include <util/check.h>
+
+#include <QModelIndex>
+#include <QString>
+#include <QVariant>
+
+PeerTableSortProxy::PeerTableSortProxy(QObject* parent)
+    : QSortFilterProxyModel(parent)
+{
+}
+
+bool PeerTableSortProxy::lessThan(const QModelIndex& left_index, const QModelIndex& right_index) const
+{
+    const CNodeStats left_stats = Assert(sourceModel()->data(left_index, PeerTableModel::StatsRole).value<CNodeCombinedStats*>())->nodeStats;
+    const CNodeStats right_stats = Assert(sourceModel()->data(right_index, PeerTableModel::StatsRole).value<CNodeCombinedStats*>())->nodeStats;
+
+    switch (static_cast<PeerTableModel::ColumnIndex>(left_index.column())) {
+    case PeerTableModel::NetNodeId:
+        return left_stats.nodeid < right_stats.nodeid;
+    case PeerTableModel::Address:
+        return left_stats.addrName.compare(right_stats.addrName) < 0;
+    case PeerTableModel::ConnectionType:
+        return left_stats.m_conn_type < right_stats.m_conn_type;
+    case PeerTableModel::Network:
+        return left_stats.m_network < right_stats.m_network;
+    case PeerTableModel::Ping:
+        return left_stats.m_min_ping_time < right_stats.m_min_ping_time;
+    case PeerTableModel::Sent:
+        return left_stats.nSendBytes < right_stats.nSendBytes;
+    case PeerTableModel::Received:
+        return left_stats.nRecvBytes < right_stats.nRecvBytes;
+    case PeerTableModel::Subversion:
+        return left_stats.cleanSubVer.compare(right_stats.cleanSubVer) < 0;
+    } // no default case, so the compiler can warn about missing cases
+    assert(false);
+}
diff --git a/src/qt/peertablesortproxy.h b/src/qt/peertablesortproxy.h
new file mode 100644
index 0000000000..1879f6b400
--- /dev/null
+++ b/src/qt/peertablesortproxy.h
@@ -0,0 +1,25 @@
+// Copyright (c) 2020 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#ifndef BITCOIN_QT_PEERTABLESORTPROXY_H
+#define BITCOIN_QT_PEERTABLESORTPROXY_H
+
+#include <QSortFilterProxyModel>
+
+QT_BEGIN_NAMESPACE
+class QModelIndex;
+QT_END_NAMESPACE
+
+class PeerTableSortProxy : public QSortFilterProxyModel
+{
+    Q_OBJECT
+
+public:
+    explicit PeerTableSortProxy(QObject* parent = nullptr);
+
+protected:
+    bool lessThan(const QModelIndex& left_index, const QModelIndex& right_index) const override;
+};
+
+#endif // BITCOIN_QT_PEERTABLESORTPROXY_H
-- 
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