From 5ba6a5fca19ab7f143a1590f7e094aa8a30b862e Mon Sep 17 00:00:00 2001
From: Chocobo1 <Chocobo1@users.noreply.github.com>
Date: Thu, 10 Dec 2020 15:58:54 +0800
Subject: [PATCH] Add operator< for InfoHash class

---
 src/base/bittorrent/infohash.cpp  | 5 +++++
 src/base/bittorrent/infohash.h    | 1 +
 src/gui/transferlistsortmodel.cpp | 4 ++--
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/base/bittorrent/infohash.cpp b/src/base/bittorrent/infohash.cpp
index 495a4f47d..3a2c0371c 100644
--- a/src/base/bittorrent/infohash.cpp
+++ b/src/base/bittorrent/infohash.cpp
@@ -84,6 +84,11 @@ bool BitTorrent::operator!=(const InfoHash &left, const InfoHash &right)
     return !(left == right);
 }
 
+bool BitTorrent::operator<(const InfoHash &left, const InfoHash &right)
+{
+    return static_cast<lt::sha1_hash>(left) < static_cast<lt::sha1_hash>(right);
+}
+
 uint BitTorrent::qHash(const InfoHash &key, const uint seed)
 {
     return ::qHash((std::hash<lt::sha1_hash> {})(key), seed);
diff --git a/src/base/bittorrent/infohash.h b/src/base/bittorrent/infohash.h
index be0a0ef75..81c35f5dd 100644
--- a/src/base/bittorrent/infohash.h
+++ b/src/base/bittorrent/infohash.h
@@ -61,6 +61,7 @@ namespace BitTorrent
 
     bool operator==(const InfoHash &left, const InfoHash &right);
     bool operator!=(const InfoHash &left, const InfoHash &right);
+    bool operator<(const InfoHash &left, const InfoHash &right);
     uint qHash(const InfoHash &key, uint seed);
 }
 
diff --git a/src/gui/transferlistsortmodel.cpp b/src/gui/transferlistsortmodel.cpp
index e1d32b84f..1d37f4a02 100644
--- a/src/gui/transferlistsortmodel.cpp
+++ b/src/gui/transferlistsortmodel.cpp
@@ -102,8 +102,8 @@ bool TransferListSortModel::lessThan_impl(const QModelIndex &left, const QModelI
     const auto hashLessThan = [this, &left, &right]() -> bool
     {
         const TransferListModel *model = qobject_cast<TransferListModel *>(sourceModel());
-        const QString hashL = model->torrentHandle(left)->hash();
-        const QString hashR = model->torrentHandle(right)->hash();
+        const BitTorrent::InfoHash hashL = model->torrentHandle(left)->hash();
+        const BitTorrent::InfoHash hashR = model->torrentHandle(right)->hash();
         return hashL < hashR;
     };