private static UpdatePropertyResultViewModel createResultForConversionFailure(
UpdatePropertyModel <TEntity> updatePropertyModel, Exception ex)
{
var message = ex.Message;
var accessor = PropertyUtility.FindPropertyByName <TEntity>(updatePropertyModel.PropertyName);
var propertyName = LocalizationManager.GetHeader(accessor.InnerProperty);
var error = new ValidationError(propertyName, message);
return(new UpdatePropertyResultViewModel
{
success = false,
errors = new[] { error }
});
}
private static UpdatePropertyResultViewModel createResultForConversionFailure(
UpdatePropertyModel <TEntity> updatePropertyModel, Exception ex)
{
var message = ex.Message;
var accessor = PropertyUtility.FindPropertyByName <TEntity>(updatePropertyModel.PropertyName);
var propertyName = LocalizationManager.GetHeader(accessor.InnerProperty);
var error = new AjaxError {
field = propertyName, message = message
};
var updatePropertyResultViewModel = new UpdatePropertyResultViewModel
{
Success = false,
};
updatePropertyResultViewModel.Errors.Add(error);
return(updatePropertyResultViewModel);
}
public virtual EditPropertyResult EditProperty(UpdatePropertyModel <T> update, T entity)
{
var accessor = getAccessor(update);
var oldValue = accessor.GetValue(entity);
var newValueString = update.PropertyValue ?? string.Empty;
object newValue = null;
var targetType = accessor.PropertyType;
try
{
newValue = _converter.FromString(newValueString, targetType);
if (!PropertyUtility.IsChanged(targetType, newValue, oldValue))
{
return(EditPropertyResult.NotChangedResult());
}
}
catch (Exception ex)
{
throw InvalidPropertyConversionException
.For(FastPackKeys.INVALID_TYPE_CONVERSION.ToFormat(newValueString,
LocalizationManager.GetTextForType(
targetType.Name.ToUpper())), ex);
}
accessor.SetValue(entity, newValue);
var prevValue = oldValue == null ? string.Empty : oldValue.ToString();
var result = new EditPropertyResult(accessor, typeof(T), prevValue, newValueString);
if (!result.IsListAccessor())
{
//Used to be UpdatePropertyModel.formatter.GetDisplay. We had an unused _flattener variable. Why?
result.PreviousValue = _formatter.GetDisplay(accessor, oldValue);
result.NewValue = _formatter.GetDisplayForProperty(accessor, entity);
}
return(result);
}
protected virtual Accessor getAccessor(UpdatePropertyModel <T> update)
{
return(PropertyUtility.FindPropertyByName <T>(update.PropertyName));
}
public PropertyToUpdate FindProperty(UpdatePropertyModel <T> update)
{
return(PropertyToUpdate.For <T>(getAccessor(update)));
}
public virtual bool CanEdit(UpdatePropertyModel <T> update)
{
var accessor = getAccessor(update);
return(accessor != null);
}
public UpdatePropertyResultViewModel EditProperty(UpdatePropertyModel <TEntity> updatePropertyModel)
{
var model = _repository.Find <TEntity>(updatePropertyModel.Id);
// TODO -- what if it isn't found?
// " ? "
//updatePropertyModel.Formatter = _displayFormatter;
EditPropertyResult editResult;
try
{
var handler = _handlers.FirstOrDefault(x => x.CanEdit(updatePropertyModel));
if (handler == null)
{
throw new ApplicationException(
"No handler for property {0} on type {1}".ToFormat(updatePropertyModel.PropertyName,
typeof(Entity).FullName));
}
var property = handler.FindProperty(updatePropertyModel);
var rights = _fieldAccess.RightsFor(model, property.Property);
if (!rights.Write)
{
var updatePropertyViewModel = new UpdatePropertyResultViewModel
{
Message = FastPackKeys.NOT_AUTHORIZED.ToString(),
ShouldRefresh = false,
Success = false
};
updatePropertyViewModel.AddError(new AjaxError {
field = property.Property.Name, message = FastPackKeys.NOT_AUTHORIZED.ToString()
});
return(updatePropertyViewModel);
}
editResult = handler.EditProperty(updatePropertyModel, model);
}
catch (FormatException ex)
{
return(createResultForConversionFailure(updatePropertyModel, ex));
}
catch (InvalidPropertyConversionException ex)
{
return(createResultForConversionFailure(updatePropertyModel, ex));
}
if (editResult.WasNotApplied)
{
var updatePropertyResultViewModel = new UpdatePropertyResultViewModel
{
Success = false
};
updatePropertyResultViewModel.AddErrors(editResult.ToValidationErrors());
return(updatePropertyResultViewModel);
}
var returnValue = propertySaveResult(model, editResult);
if (returnValue.Success)
{
_logger.Log(model, editResult);
}
return(returnValue);
}
