Added utilities

void printCriticalErrorMsg(QString const &errorMsg);
    void printInfoMsg(QString const &infoMsg);
    void printLineEditInfo(QStringList const &lines);
    QString getTariffLoadTime(QString fileName);

utils.cpp

@@ -1,8 +1,9 @@
 #include "utils.h"
+#include "message_handler.h"
 
 #include <QFile>
 #include <QTextStream>
-
+#include <QDebug>
 
 int Utils::read1stLineOfFile(QString fileName) {
     QFile f(fileName);
@@ -33,3 +34,46 @@ QString Utils::zoneName(quint8 i) {
     }
     return "N/A";
 }
+
+void Utils::printCriticalErrorMsg(QString const &errorMsg) {
+    qCritical() << QString(80, '!');
+    qCritical() << errorMsg;
+    qCritical() << QString(80, '!');
+}
+
+void Utils::printInfoMsg(QString const &infoMsg) {
+    qCritical() << QString(80, '=');
+    qCritical() << infoMsg;
+    qCritical() << QString(80, '=');
+
+}
+
+void Utils::printLineEditInfo(QStringList const &lines) {
+    if (getDebugLevel() == LOG_DEBUG) {
+        for (int i=0; i<lines.size(); ++i) {
+            qInfo() << lines.at(i);
+        } qInfo() << ""; qInfo() << "";
+    }
+}
+
+QString Utils::getTariffLoadTime(QString fileName) {
+    QFileInfo fInfo(fileName);
+    if (fInfo.exists()) {
+        QDateTime lastModifiedTime = fInfo.lastModified();
+        if (lastModifiedTime.isValid()) {
+            return lastModifiedTime.toString(Qt::ISODateWithMs);
+        } else {
+            printCriticalErrorMsg(fileName + " HAS INVALID MODIFIED-TIME");
+            QDateTime birthTime = fInfo.birthTime();
+            if (birthTime.isValid()) {
+                return birthTime.toString(Qt::ISODateWithMs);
+            } else {
+                printCriticalErrorMsg(fileName + " HAS INVALID BIRTH-TIME");
+            }
+        }
+    } else {
+        printCriticalErrorMsg(fileName + " DOES NOT EXIST");
+    }
+    return "N/A";
+}
+

utils.h

@@ -3,11 +3,18 @@
 
 #include <QObject>
 #include <QString>
+#include <QStringList>
 #include <QFile>
+#include <QFileInfo>
+#include <QDateTime>
 
 namespace Utils {
     int read1stLineOfFile(QString fileName);
     QString zoneName(quint8 i);
+    void printCriticalErrorMsg(QString const &errorMsg);
+    void printInfoMsg(QString const &infoMsg);
+    void printLineEditInfo(QStringList const &lines);
+    QString getTariffLoadTime(QString fileName);
 }
 
 #endif // UTILS_H_INCLUDED