From 35628cc5d836ca9529c81c26a43527318c1d1faa Mon Sep 17 00:00:00 2001
From: jwinterm <johnwmurphy@gmail.com>
Date: Fri, 19 Jun 2026 08:30:28 -0400
Subject: [PATCH] =?UTF-8?q?wowlet:=20mining=20tab=20uptime=20=E2=80=94=20a?=
 =?UTF-8?q?nchor=20start-time=20on=20mining=20transition,=20emit=20HH:MM:S?=
 =?UTF-8?q?S=20via=20uptimeChanged=20(was=20never=20emitted=20=E2=86=92=20?=
 =?UTF-8?q?stuck=20at=20'-')?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/widgets/MiningWidget.cpp | 15 +++++++++++++++
 src/widgets/MiningWidget.h   |  2 ++
 2 files changed, 17 insertions(+)

diff --git a/src/widgets/MiningWidget.cpp b/src/widgets/MiningWidget.cpp
index 08af0816..17f6af18 100644
--- a/src/widgets/MiningWidget.cpp
+++ b/src/widgets/MiningWidget.cpp
@@ -9,6 +9,14 @@
 #include <QQmlContext>
 #include <QQuickItem>
 #include <QThread>
+#include <QDateTime>
+
+static QString formatUptime(qint64 secs) {
+    return QString("%1:%2:%3")
+        .arg(secs / 3600, 2, 10, QChar('0'))
+        .arg((secs % 3600) / 60, 2, 10, QChar('0'))
+        .arg(secs % 60, 2, 10, QChar('0'));
+}
 
 MiningWidget::MiningWidget(Wallet *wallet, QWidget *parent)
     : QWidget(parent)
@@ -49,11 +57,18 @@ void MiningWidget::poll() {
     bool mining = m_wallet->isMining();
     m_backend->setState(mining ? 3 : 0);
 
+    if (mining && !m_mining)
+        m_miningStartSecs = QDateTime::currentSecsSinceEpoch();   // mining just started — anchor uptime
+    m_mining = mining;
+
     if (mining) {
         double hr = m_wallet->miningHashRate();
         QString hrStr = hr >= 1000 ? QString("%1 kH/s").arg(hr / 1000.0, 0, 'f', 2)
                                    : QString("%1 H/s").arg(hr, 0, 'f', 0);
         emit m_backend->hashrate(hrStr);
+        emit m_backend->uptimeChanged(formatUptime(QDateTime::currentSecsSinceEpoch() - m_miningStartSecs));
+    } else {
+        emit m_backend->uptimeChanged("-");
     }
 
     quint64 from = m_wallet->blockChainHeight();
diff --git a/src/widgets/MiningWidget.h b/src/widgets/MiningWidget.h
index f08de31d..6c90141b 100644
--- a/src/widgets/MiningWidget.h
+++ b/src/widgets/MiningWidget.h
@@ -48,6 +48,8 @@ private:
     QQuickWidget *m_quickWidget;
     MiningBackend *m_backend;
     QTimer *m_timer;
+    bool m_mining = false;          // last-seen mining state, to detect start transitions
+    qint64 m_miningStartSecs = 0;   // when the current mining run started (for uptime)
 };
 
 #endif //WOWLET_MININGWIDGET_H