Merge bitcoin-core/gui#163: Peer details: replace Direction with Connection Type

06ba9b300866f33e21512af9d7d2891ee1501bf4 rpc: move getpeerinfo connection_type help to correct place (Jon Atack)
c95fe6e38f542f9fe8ddb1522b5ff1cac17db4bf gui: improve connection type tooltip (Hennadii Stepanov)
2c19ba2e1d26e2077da8b469f44588c20af87e23 gui: replace Direction with Connection Type in peer details (Jon Atack)
7e2beab2d28d8ab039d9554744a11592a7d7dc76 gui: create GUIUtil::ConnectionTypeToQString utility function (Jon Atack)

Pull request description:

  ![Screenshot from 2021-01-09 11-23-17](https://user-images.githubusercontent.com/2415484/104089297-c5e18d80-5265-11eb-9251-49afcfdb562b.png)

  Closes #159.

ACKs for top commit:
  hebasto:
    re-ACK 06ba9b300866f33e21512af9d7d2891ee1501bf4, the tooltip content is organized as unordered list.
  jarolrod:
    re-ACK 06ba9b300866f33e21512af9d7d2891ee1501bf4

Tree-SHA512: 24f46494ceb42ed308e4a4f2a543dbc4f4e6409a6f738c145a9f16e175bf69d411cbc944a4fd969f1829d57644dfbc194182fa8d4e9e6bce82acbeca8c673748

src/qt/forms/debugwindow.ui

@@ -1026,14 +1026,17 @@
                 </widget>
                </item>
                <item row="4" column="0">
-                <widget class="QLabel" name="label_23">
+               <widget class="QLabel" name="peerConnectionTypeLabel">
+                 <property name="toolTip">
+                   <string>The type of peer connection:&lt;ul&gt;&lt;li&gt;Inbound: initiated by peer&lt;/li&gt;&lt;li&gt;Outbound Full Relay: default&lt;/li&gt;&lt;li&gt;Outbound Block Relay: does not relay transactions or addresses&lt;/li&gt;&lt;li&gt;Outbound Manual: added using RPC %1 or %2/%3 configuration options&lt;/li&gt;&lt;li&gt;Outbound Feeler: short-lived, for testing addresses&lt;/li&gt;&lt;li&gt;Outbound Address Fetch: short-lived, for soliciting addresses&lt;/li&gt;&lt;/ul&gt;</string>
+                 </property>
                  <property name="text">
-                  <string>Direction</string>
+                  <string>Connection Type</string>
                  </property>
                 </widget>
                </item>
                <item row="4" column="2">
-                <widget class="QLabel" name="peerDirection">
+                <widget class="QLabel" name="peerConnectionType">
                  <property name="cursor">
                   <cursorShape>IBeamCursor</cursorShape>
                  </property>

src/qt/guiutil.cpp

@@ -1660,6 +1660,19 @@ QString NetworkToQString(Network net)
     assert(false);
 }
 
+QString ConnectionTypeToQString(ConnectionType conn_type)
+{
+    switch (conn_type) {
+    case ConnectionType::INBOUND: return QObject::tr("Inbound");
+    case ConnectionType::OUTBOUND_FULL_RELAY: return QObject::tr("Outbound Full Relay");
+    case ConnectionType::BLOCK_RELAY: return QObject::tr("Outbound Block Relay");
+    case ConnectionType::MANUAL: return QObject::tr("Outbound Manual");
+    case ConnectionType::FEELER: return QObject::tr("Outbound Feeler");
+    case ConnectionType::ADDR_FETCH: return QObject::tr("Outbound Address Fetch");
+    } // no default case, so the compiler can warn about missing cases
+    assert(false);
+}
+
 QString formatDurationStr(int secs)
 {
     QStringList strList;

src/qt/guiutil.h

@@ -8,6 +8,7 @@
 #include <amount.h>
 #include <fs.h>
 #include <qt/guiconstants.h>
+#include <net.h>
 #include <netaddress.h>
 #include <util/check.h>
 
@@ -15,13 +16,13 @@
 #include <QEvent>
 #include <QHeaderView>
 #include <QItemDelegate>
+#include <QLabel>
 #include <QMessageBox>
 #include <QMetaObject>
 #include <QObject>
 #include <QProgressBar>
 #include <QString>
 #include <QTableView>
-#include <QLabel>
 
 #include <cassert>
 #include <chrono>
@@ -396,6 +397,9 @@ namespace GUIUtil
     /** Convert enum Network to QString */
     QString NetworkToQString(Network net);
 
+    /** Convert enum ConnectionType to QString */
+    QString ConnectionTypeToQString(ConnectionType conn_type);
+
     /** Convert seconds into a QString with days, hours, mins, secs */
     QString formatDurationStr(int secs);
 

src/qt/rpcconsole.cpp

@@ -479,6 +479,7 @@ RPCConsole::RPCConsole(interfaces::Node& node, QWidget* parent, Qt::WindowFlags
     ui->dataDir->setToolTip(ui->dataDir->toolTip().arg(QString(nonbreaking_hyphen) + "datadir"));
     ui->blocksDir->setToolTip(ui->blocksDir->toolTip().arg(QString(nonbreaking_hyphen) + "blocksdir"));
     ui->openDebugLogfileButton->setToolTip(ui->openDebugLogfileButton->toolTip().arg(PACKAGE_NAME));
+    ui->peerConnectionTypeLabel->setToolTip(ui->peerConnectionTypeLabel->toolTip().arg("addnode").arg(QString(nonbreaking_hyphen) + "addnode").arg(QString(nonbreaking_hyphen) + "connect"));
 
     setButtonIcons();
 
@@ -1249,11 +1250,7 @@ void RPCConsole::updateDetailWidget()
     ui->timeoffset->setText(GUIUtil::formatTimeOffset(stats->nodeStats.nTimeOffset));
     ui->peerVersion->setText(QString::number(stats->nodeStats.nVersion));
     ui->peerSubversion->setText(QString::fromStdString(stats->nodeStats.cleanSubVer));
-    ui->peerDirection->setText(stats->nodeStats.fInbound
-            ? tr("Inbound")
-            : stats->nodeStats.fRelayTxes
-                ? tr("Outbound")
-                : tr("Outbound block-relay"));
+    ui->peerConnectionType->setText(GUIUtil::ConnectionTypeToQString(stats->nodeStats.m_conn_type));
     ui->peerNetwork->setText(GUIUtil::NetworkToQString(stats->nodeStats.m_network));
     if (stats->nodeStats.m_permissionFlags == NetPermissionFlags::None) {
         ui->peerPermissions->setText(tr("N/A"));

src/rpc/net.cpp

@@ -133,9 +133,6 @@ static RPCHelpMan getpeerinfo()
                     {RPCResult::Type::STR, "subver", "The string version"},
                     {RPCResult::Type::BOOL, "inbound", "Inbound (true) or Outbound (false)"},
                     {RPCResult::Type::BOOL, "addnode", "Whether connection was due to addnode/-connect or if it was an automatic/inbound connection"},
-                    {RPCResult::Type::STR, "connection_type", "Type of connection: \n" + Join(CONNECTION_TYPE_DOC, ",\n") + ".\n"
-                                                              "Please note this output is unlikely to be stable in upcoming releases as we iterate to\n"
-                                                              "best capture connection behaviors."},
                     {RPCResult::Type::BOOL, "masternode", "Whether connection was due to masternode connection attempt"},
                     {RPCResult::Type::NUM, "banscore", "The ban score (DEPRECATED, returned only if config option -deprecatedrpc=banscore is passed)"},
                     {RPCResult::Type::NUM, "startingheight", "The starting height (block) of the peer"},
@@ -165,6 +162,9 @@ static RPCHelpMan getpeerinfo()
                                                       "When a message type is not listed in this json object, the bytes received are 0.\n"
                                                       "Only known message types can appear as keys in the object and all bytes received of unknown message types are listed under '"+NET_MESSAGE_COMMAND_OTHER+"'."}
                     }},
+                    {RPCResult::Type::STR, "connection_type", "Type of connection: \n" + Join(CONNECTION_TYPE_DOC, ",\n") + ".\n"
+                                                               "Please note this output is unlikely to be stable in upcoming releases as we iterate to\n"
+                                                               "best capture connection behaviors."},
                 }},
             }}},
         RPCExamples{