refract Server 0

LibServer/providerdblms/providerdblms.cpp

@@ -3,12 +3,11 @@
 #include <QThread>
 #include <QMessageBox>
 
-ProviderDBLMS::ProviderDBLMS(QWidget *parentWidget, QObject *parent) :
+ProviderDBLMS::ProviderDBLMS(QObject *parent) :
     QObject(parent),
-    dbLMS(nullptr),
-    parentWidget(parentWidget)
+    dbLMS(nullptr)
 {
-    dbLMS = new InterfaceDataBaseLMS(parentWidget);
+    dbLMS = new InterfaceDataBaseLMS();
     connect(dbLMS, &InterfaceDataBaseLMS::signal_ErrorPostgreSQL, this, &ProviderDBLMS::signal_ErrorPostgreSQL);
 }
 
@@ -17,6 +16,15 @@ ProviderDBLMS::~ProviderDBLMS()
     DisConnectionFromDB();
 }
 
+void ProviderDBLMS::slot_TryConnectionToDB()
+{
+    ConnectionToDB();
+}
+void ProviderDBLMS::slot_TryDisConnectionFromDB()
+{
+    DisConnectionFromDB();
+}
+
 bool ProviderDBLMS::ConnectionToDB()
 {
    mtxAccess.lock();
@@ -26,15 +34,31 @@ bool ProviderDBLMS::ConnectionToDB()
        {
            bool res = Q_EMIT signal_BlockAutorization(false, "SERVER", "DisConnectionDB");
 
+           bool res1 = dbLMS->deAuthorizationAllTrainees();
+           bool res2 = dbLMS->deAuthorizationAllInstructors();
+
+           emit signal_StateConnectionToDB(true, getDBSettings());
+           emit signal_ResultTryConnectDb(true);
+
            mtxAccess.unlock();
            return  true;
        }
        else
-       {
+       {           
+           emit signal_StateConnectionToDB(false, getDBSettings());
+           emit signal_ResultTryConnectDb(false);
+
            mtxAccess.unlock();
            return false;
        }
-   }
+   }   
+
+   bool res1 = dbLMS->deAuthorizationAllTrainees();
+   bool res2 = dbLMS->deAuthorizationAllInstructors();
+
+   emit signal_StateConnectionToDB(true, getDBSettings());
+   emit signal_ResultTryConnectDb(true);
+
    mtxAccess.unlock();
    return true;
 }
@@ -46,7 +70,19 @@ void ProviderDBLMS::DisConnectionFromDB()
     {
         bool res = Q_EMIT signal_BlockAutorization(true, "SERVER", "DisConnectionDB");
 
-        dbLMS->disConnectionFromDB();
+        bool res1 = dbLMS->deAuthorizationAllTrainees();
+        bool res2 = dbLMS->deAuthorizationAllInstructors();
+
+        if(dbLMS->disConnectionFromDB())
+        {
+            emit signal_ResultTryDisConnectDb(true);
+            emit signal_StateConnectionToDB(false, getDBSettings());
+        }
+    }
+    else
+    {
+        emit signal_ResultTryDisConnectDb(true);
+        emit signal_StateConnectionToDB(false, getDBSettings());
     }
     mtxAccess.unlock();
 }

LibServer/providerdblms/providerdblms.h

@@ -10,7 +10,7 @@ class ProviderDBLMS : public QObject
 {
     Q_OBJECT
 public:
-    explicit ProviderDBLMS(QWidget *parentWidget, QObject *parent = nullptr);
+    explicit ProviderDBLMS(QObject *parent = nullptr);
     ~ProviderDBLMS();
 public:
     QString getMainInstructorName();
@@ -75,10 +75,20 @@ Q_SIGNALS:
     bool signal_BlockAutorization(bool block, QString whoFullName, QString type);
 signals:
     void signal_ErrorPostgreSQL(QString text);
+    void signal_StateConnectionToDB(bool dbIsConnected, DataBaseSettings dbSettings);
 
-public:
+    void signal_ResultTryConnectDb(bool result);
+    void signal_ResultTryDisConnectDb(bool result);
+
+public slots:
+    void slot_TryConnectionToDB();
+    void slot_TryDisConnectionFromDB();
+
+private:
     bool ConnectionToDB();
     void DisConnectionFromDB();
+
+public:
     bool DBisConnected();
     DataBaseSettings getDBSettings();
 
@@ -94,7 +104,6 @@ public:
 private:
     InterfaceDataBaseLMS* dbLMS;
     QMutex mtxAccess;
-    QWidget *parentWidget;
 };
 
 #endif // PROVIDERDBLMS_H