Implement log level settings

application/qml/pages/LogPage.qml

@@ -43,9 +43,52 @@ Page {
             width: parent.width - 2*Theme.horizontalPageMargin
             spacing: Theme.paddingLarge
 
+            ComboBox {
+                label: qsTr("Log level")
+                currentIndex: 0
+                menu: ContextMenu {
+                    MenuItem { text: qsTr("Quiet", "Low log setting") }
+                    MenuItem { text: qsTr("Verbose", "Medium log setting") }
+                    MenuItem { text: qsTr("Debug", "High log setting") }
+                }
+                onCurrentIndexChanged: settings.logLevel = currentIndex
+                Component.onCompleted: currentIndex = settings.logLevel
+            }
+
+            Row {
+                anchors {
+                    left: parent.left
+                    right: parent.right
+                }
+                height: updateButton.height
+
+                Column {
+                    width: parent.width / 2
+                    Button {
+                        id: updateButton
+                        anchors.horizontalCenter: parent.horizontalCenter
+                        text: qsTr("Update")
+                        onClicked: logLabel.updateText()
+                    }
+                }
+                Column {
+                    width: parent.width / 2
+                    Button {
+                        id: daemonStopButton
+                        anchors.horizontalCenter: parent.horizontalCenter
+                        text: qsTr("Copy")
+                        onClicked: Clipboard.text = logLabel.text
+                    }
+                }
+            }
+
             MyLabel {
+                id: logLabel
                 text: logger.readLogfile(settings.logFilename)
                 font.pixelSize: Theme.fontSizeTiny
+                function updateText() {
+                    logLabel.text = logger.readLogfile(settings.logFilename)
+                }
             }
         }
     }

application/src/settings.cpp

@@ -36,6 +36,7 @@ Settings::Settings(Logger *newLogger, QObject *parent) : QObject(parent)
     loadInteger(sLimitEnabled, limitEnabled, 0, 1);
     loadInteger(sLowLimit, lowLimit, 5, 99);
     loadInteger(sHighLimit, highLimit, 6, 100);
+    loadInteger(sLogLevel, logLevel, 0, 2);
     logFilename = mySettings->value(sLogFilename).toString();
 
     notificationTitle = tr("Battery charge %1%");
@@ -73,6 +74,7 @@ QString Settings::getLogFilename()               { return logFilename; }
 QString Settings::getNotificationTitle()         { return notificationTitle; }
 QString Settings::getNotificationLowText()       { return notificationLowText; }
 QString Settings::getNotificationHighText()      { return notificationHighText; }
+int     Settings::getLogLevel()                  { return logLevel; }
 
 void Settings::setLowAlert(const int newLimit) {
     lowAlert = newLimit;
@@ -147,6 +149,13 @@ void Settings::setNotificationHighText(const QString newText) {
     emit notificationHighTextChanged(notificationHighText);
 }
 
+void Settings::setLogLevel(const int newLogLevel) {
+    logLevel = newLogLevel;
+    saveInteger(sLogLevel, logLevel);
+    mySettings->sync();
+    emit logLevelChanged(logLevel);
+}
+
 void Settings::loadInteger(const char *key, int &value, const int min, const int max) {
     int newValue = mySettings->value(key, value).toInt();
     value = (newValue <= min ? min : (newValue >= max ? max : newValue));

application/src/settings.h

@@ -38,6 +38,7 @@ class Settings : public QObject
     Q_PROPERTY(QString notificationLowText READ getNotificationLowText WRITE setNotificationLowText NOTIFY notificationLowTextChanged)
     Q_PROPERTY(QString notificationHighText READ getNotificationHighText WRITE setNotificationHighText NOTIFY notificationHighTextChanged)
     Q_PROPERTY(QString logFilename READ getLogFilename NOTIFY logFilenameChanged)
+    Q_PROPERTY(int logLevel READ getLogLevel WRITE setLogLevel NOTIFY logLevelChanged)
 
 public:
     Settings(Logger* newLogger, QObject* parent = nullptr);
@@ -56,6 +57,7 @@ public:
     QString getNotificationLowText();
     QString getNotificationHighText();
     QString getLogFilename();
+    int getLogLevel();
 
     void setLowAlert(const int newLimit);
     void setHighAlert(const int newLimit);
@@ -67,6 +69,7 @@ public:
     void setNotificationTitle(const QString newText);
     void setNotificationLowText(const QString newText);
     void setNotificationHighText(const QString newText);
+    void setLogLevel(const int newLogLevel);
 
 private:
     QSettings *mySettings = nullptr;
@@ -87,6 +90,7 @@ private:
     QString notificationLowText;
     QString notificationHighText;
     QString logFilename;
+    int logLevel;
 
     // To avoid repeating the same string over and over and over...
     const char* sLowAlert = "lowAlert";
@@ -102,6 +106,7 @@ private:
     const char* sNotificationLowText = "notificationLowText";
     const char* sNotificationHighText = "notificationHighText";
     const char* sLogFilename = "logFilename";
+    const char* sLogLevel = "logLevel";
 
     void loadInteger(const char *key, int &value, const int min, const int max);
     void saveInteger(const char *key, const int &value);
@@ -120,6 +125,7 @@ signals:
     void notificationLowTextChanged(QString);
     void notificationHighTextChanged(QString);
     void logFilenameChanged(QString);
+    void logLevelChanged(int);
 };
 
 #endif // SETTINGS_H

service/src/logger.h

@@ -2,7 +2,6 @@
 #define LOGGER_H
 
 #include <QObject>
-#include <QString>
 #include <QFile>
 #include <QDir>
 #include <QStandardPaths>

service/src/settings.cpp

@@ -131,6 +131,16 @@ void Settings::updateConfig(const QString path) {
     loadInteger(sLowLimit, lowLimit, 5, 99);
     loadInteger(sHighLimit, highLimit, 6, 100);
 
+    // Update log level
+    int oldLogLevel = logLevel;
+    loadInteger(sLogLevel, logLevel, 0, 2);
+        if(oldLogLevel != logLevel) {
+        logger->debug = (logLevel == 2);
+        logger->verbose = (logLevel > 1);
+        logE(QString("Log level set to %1").arg(logLevel));
+    }
+
+
     // These are translated in the GUI application
     // and delivered here via the config file
     notificationTitle = mySettings->value(sNotificationTitle, "Battery charge %1%").toString();
@@ -169,3 +179,4 @@ QString Settings::getHighAlertFile()             { return highAlertFile; }
 QString Settings::getNotificationTitle()         { return notificationTitle; }
 QString Settings::getNotificationLowText()       { return notificationLowText; }
 QString Settings::getNotificationHighText()      { return notificationHighText; }
+int     Settings::getLogLevel()                  { return logLevel; }

service/src/settings.h

@@ -38,6 +38,7 @@ public:
     int  getLowNotificationsInterval();
     int  getLowLimit();
     int  getHighLimit();
+    int  getLogLevel();
     bool getLimitEnabled();
     bool getHighNotificationsEnabled();
     bool getLowNotificationsEnabled();
@@ -57,6 +58,7 @@ private:
     const char* appName = "harbour-batterybuddy";
 
     int oldValue;
+    int logLevel = 1;
 
     // Default values
     int lowAlert = 25;
@@ -90,6 +92,7 @@ private:
     const char* sNotificationLowText = "notificationLowText";
     const char* sNotificationHighText = "notificationHighText";
     const char* sLogFilename = "logFilename";
+    const char* sLogLevel = "logLevel";
 
     bool loadInteger(const char *key, int &value, const int min, const int max);