Some code organisation and recovery procedure fix

main.py

@@ -26,32 +26,31 @@ from lib.DB.AddressModel import AddressModel
 # name=""
 # type=""
 
+bad_config = False
 am = None
 bm = None
 user = None
 
-def initializeProgram(conf_ok):
-    if conf_ok:
-        global am, bad_config, bm, user
+def initializeProgram():
+    # print(f"In {__file__} file, initializeProgram()")
+    global am, bad_config, bm, user
+    if not bad_config:
         dbconf = config.getConfig()['database']
         DbManager(dbconf)
-        bad_config = False
-        bm = BusinessModel()
-        user = UserManager()
-        am = AddressModel()
-        publishContext()
-    else:
-        # TODO: show message and exit program
-        print("Kein Zugriff auf die Datenbank")
+    bad_config = False
+    bm = BusinessModel()
+    user = UserManager()
+    am = AddressModel()
+
+    publishContext()
 
 def publishContext():
-    global engine
+    # print(f"In {__file__} file, publishContext()")
+    global engine, am, bad_config, bm, user
     engine.rootContext().setContextProperty("loggedin_user", user)
     engine.rootContext().setContextProperty("bm", bm)
     engine.rootContext().setContextProperty("am", am)
 
-
-
 if __name__ == "__main__":
     #QResource.registerResource("rc_qml.py")
     app = QGuiApplication(sys.argv)
@@ -59,12 +58,6 @@ if __name__ == "__main__":
 
     engine.addImportPath("qrc:/");
 
-
-
-    bad_config = False
-
-
-
     # qml_file = Path(__file__).resolve().parent / "Gui/main.qml"
 
     qml_file = "qrc:/Gui/main.qml"
@@ -72,16 +65,16 @@ if __name__ == "__main__":
     config = ConfigLoader()
 
 
-
     if not config.getConfig():
         bad_config = True
         config.configurationReady.connect(initializeProgram)
-
     else:
         initializeProgram()
 
+
     engine.rootContext().setContextProperty("bad_config", bad_config) #     print(f"Fehler: {i}")
     engine.rootContext().setContextProperty("config", config)
+
     engine.load(qml_file)