From 1199dbfd309c8a321c33829933d6dc5f641ab067 Mon Sep 17 00:00:00 2001
From: Siegfried Siegert <s.siegert@atb-online.eu>
Date: Mon, 10 Jun 2024 11:50:34 +0200
Subject: [PATCH] Add CCWakelineAbstraction

---
 dCArun/CArun.cpp                 |  4 +++
 dCArun/CArun.h                   |  4 ++-
 dCArun/CCWakelineAbstraction.cpp | 51 ++++++++++++++++++++++++++++++++
 dCArun/CCWakelineAbstraction.h   | 25 ++++++++++++++++
 dCArun/dCArun.pro                |  2 ++
 5 files changed, 85 insertions(+), 1 deletion(-)
 create mode 100644 dCArun/CCWakelineAbstraction.cpp
 create mode 100644 dCArun/CCWakelineAbstraction.h

diff --git a/dCArun/CArun.cpp b/dCArun/CArun.cpp
index 29a636a..6b32ac4 100644
--- a/dCArun/CArun.cpp
+++ b/dCArun/CArun.cpp
@@ -1,6 +1,8 @@
 #include "CArun.h"
 #include "datei.h"
 
+#include "CCWakelineAbstraction.h"
+
 
 CArun::CArun(QObject *parent)
     : QObject(parent)
@@ -17,6 +19,8 @@ CArun::CArun(QObject *parent)
     qCritical() << "CArun: start setup...";
 
     this->timerChainCtrl->start();
+
+    this->ccWakelineAbstraction = new CCWakelineAbstraction(this->HWaccess, this);
 }
 
 
diff --git a/dCArun/CArun.h b/dCArun/CArun.h
index cb44554..4be909e 100644
--- a/dCArun/CArun.h
+++ b/dCArun/CArun.h
@@ -22,7 +22,7 @@ enum class SETUP_STEP {
 };
 
 
-
+class CCWakelineAbstraction;
 
 class CArun : public QObject
 {
@@ -45,6 +45,8 @@ private:
 
     void openSerialPort();
 
+    CCWakelineAbstraction* ccWakelineAbstraction;
+
 signals:
 
 
diff --git a/dCArun/CCWakelineAbstraction.cpp b/dCArun/CCWakelineAbstraction.cpp
new file mode 100644
index 0000000..d5513d6
--- /dev/null
+++ b/dCArun/CCWakelineAbstraction.cpp
@@ -0,0 +1,51 @@
+#include <QFileSystemWatcher>
+#include <QFile>
+
+#include <QDebug>
+
+#include "CCWakelineAbstraction.h"
+#include "plugin.h"
+
+/**
+ * this is based on a solution from:
+ * https://embeddeduse.com/2018/09/18/monitoring-sys-files-qfilesystemwatcher/
+ *
+ */
+
+CCWakelineAbstraction::CCWakelineAbstraction(hwinf *dc, QObject *parent)
+    : QObject(parent)
+    , dc(dc)
+{
+    auto ccWakeMonitor = new QFileSystemWatcher(this);
+
+    ccWakeMonitor->addPath("/sys/class/leds/wakeupctrl_cc/brightness");
+    connect(ccWakeMonitor, &QFileSystemWatcher::fileChanged,
+                this, &CCWakelineAbstraction::ccWakeChanged);
+
+    qCritical() << "... init CCWakelineAbstraction";
+}
+
+
+void CCWakelineAbstraction::ccWakeChanged(const QString &path)
+{
+    QFile ccWakeFile(path);
+     if (!ccWakeFile.open(QIODevice::ReadOnly)) {
+         qWarning() << "ERROR: Could not open ccWakeFile file.";
+         return;
+     }
+     auto ccWake = ccWakeFile.readAll();
+     if (!ccWake.isEmpty()) {
+         int state = ccWake.at(0);
+         //qCritical() << "INFO: ccWake = " << state;
+         switch (state) {
+         case 0x30:  // '1'
+             qCritical() << "INFO: ccWake -> sleep";
+             this->dc->credit_switchWake(true); // switch 'sleep'
+             break;
+         case 0x31:  // '0'
+             qCritical() << "INFO: ccWake -> wake";
+             this->dc->credit_switchWake(false); // switch 'wake'
+             break;
+         }
+     }
+}
diff --git a/dCArun/CCWakelineAbstraction.h b/dCArun/CCWakelineAbstraction.h
new file mode 100644
index 0000000..9d3cb06
--- /dev/null
+++ b/dCArun/CCWakelineAbstraction.h
@@ -0,0 +1,25 @@
+#ifndef CCWAKELINEABSTRACTION_H
+#define CCWAKELINEABSTRACTION_H
+
+
+#include <QObject>
+
+class hwinf;
+class QFileSystemWatcher;
+
+
+class CCWakelineAbstraction : public QObject
+{
+    Q_OBJECT
+
+public:
+    CCWakelineAbstraction(hwinf *dc, QObject *parent = nullptr);
+
+private:
+    hwinf *dc;
+    QFileSystemWatcher *ccWakeMonitor;
+
+    void ccWakeChanged(const QString &path);
+};
+
+#endif // CCWAKELINEABSTRACTION_H
diff --git a/dCArun/dCArun.pro b/dCArun/dCArun.pro
index a8a3016..676dd16 100644
--- a/dCArun/dCArun.pro
+++ b/dCArun/dCArun.pro
@@ -40,12 +40,14 @@ DEFINES+=APP_EXTENDED_VERSION=\\\"$$EXTENDED_VERSION\\\"
 
 SOURCES += \
     CArun.cpp \
+    CCWakelineAbstraction.cpp \
     main.cpp \
     tslib.cpp \
     datei.cpp
 
 HEADERS += \
     CArun.h \
+    CCWakelineAbstraction.h \
     guidefs.h \
     tslib.h \
     versionHistory.txt \