public async Task <ILayoutUpdater> UpdateLayoutAsync(
Func <LayoutViewModel, Task <LayoutViewModel> > configure)
{
// We always need a model to invoke configuration
if (_model == null)
{
return(this);
}
// Configure model
if (configure != null)
{
_model = await configure.Invoke(_model);
}
// Attempt to update controllers model to reflect configuration
try
{
await _controller.TryUpdateModelAsync(_model);
}
catch (Exception e)
{
_logger.LogError(e, e.Message);
}
return(this);
}
public Task <ILayoutUpdater> GetLayoutAsync(Controller controller)
{
_controller = controller;
// Ensure our controller implements LayoutViewModel
var model = _controller.ViewData.Model as LayoutViewModel;
_model = model ?? null;
return(Task.FromResult((ILayoutUpdater)this));
}
