//algorithm method - writing modified data to DB
private bool SendModifiedDataToDB()
{
//create instance of modifying class
SavedLanguagesModifier modifier = new SavedLanguagesModifier(_realmProvider);
bool dataSavedSuccessfully = true;
foreach (var item in Languages)
{
AlarmLanguageDefinition definition = _originalLanguagesList.Single(x => x.Identity == item.Identity);
//if there is async difference beetween original and actual text, send new data to DB
if (definition.LanguageText != item.LanguageText || definition.LanguageEnabled != item.Enabled || definition.LanguageSelected != item.Selected)
{
//check if modification was saved into db properly
if (!modifier.ModifyLanguageText(item.Identity, item.LanguageText, item.Enabled, item.Selected))
{
dataSavedSuccessfully = false;
}
}
}
return(dataSavedSuccessfully);
}
//public method for changing definition of a language in DB
public bool ModifyLanguageText(int langID, string newText, bool langEnabled, bool langSelected)
{
_logger.Info($"Modification of existing language definition method fired.");
if (CheckLagIDConditions(langID))
{
try
{
//read from DB the languge that is modified
AlarmLanguageDefinition alarmDef = _realm.All <AlarmLanguageDefinition>().Single(x => x.Identity == langID);
//assign new values to properties of AlarmLanguageDefinition object
using (var trans = _realm.BeginWrite())
{
alarmDef.LanguageText = newText;
alarmDef.LanguageEnabled = langEnabled;
alarmDef.LanguageSelected = langSelected;
//commint changes
trans.Commit();
}
_logger.Info($"Modification of existing language successful. ID = {langID}, new language text = {newText}");
return(true);
}
catch (Exception ex)
{
_logger.Error($"Error while trying to modify existing language text: {ex.Message}.");
return(false);
}
}
else
{
return(false);
}
}
