private NextPrevNavViewModel PopulateViewModel(Menu currentMenuItem)
{
var viewModel = new NextPrevNavViewModel
{
UseJSInterceptMethod = currentMenuItem.UseJavaScriptInterceptMethod,
PreviousController = EnumHelper <AppControllers> .Exists(currentMenuItem.PreviousController) ?
EnumHelper <AppControllers> .Parse(currentMenuItem.PreviousController) : AppControllers.NotUsed,
PreviousAction = EnumHelper <CoreSiteActions> .Exists(currentMenuItem.PreviousAction) ?
EnumHelper <CoreSiteActions> .Parse(currentMenuItem.PreviousAction) : CoreSiteActions.NotUsed,
NextController = EnumHelper <AppControllers> .Exists(currentMenuItem.NextController) ?
EnumHelper <AppControllers> .Parse(currentMenuItem.NextController) : AppControllers.NotUsed,
NextAction = EnumHelper <CoreSiteActions> .Exists(currentMenuItem.NextAction) ?
EnumHelper <CoreSiteActions> .Parse(currentMenuItem.NextAction) : CoreSiteActions.NotUsed,
PreviousPage = EnumHelper <FeaturePages> .ExistsWithDescription(currentMenuItem.PreviousPage) ?
EnumHelper <FeaturePages> .GetValueFromDescription(currentMenuItem.PreviousPage) : FeaturePages.NotUsed,
NextPage = EnumHelper <FeaturePages> .ExistsWithDescription(currentMenuItem.NextPage) ?
EnumHelper <FeaturePages> .GetValueFromDescription(currentMenuItem.NextPage) : FeaturePages.NotUsed
};
if (currentMenuItem.Action != null &&
currentMenuItem.Action.Equals(CoreSiteActions.Calculate.ToString(), StringComparison.OrdinalIgnoreCase))
{
ProcessCalculateNavigation(currentMenuItem, viewModel);
}
viewModel.ViewPreviousUrl = viewModel.PreviousIsAPage ?
Url.Page(viewModel.PreviousPage.GetDescription()) :
Url.Action(viewModel.ViewPreviousAction, viewModel.ViewPreviousController, viewModel.PreviousParameters);
viewModel.ViewNextUrl = viewModel.NextIsAPage ?
Url.Page(viewModel.NextPage.GetDescription()) :
Url.Action(viewModel.ViewNextAction, viewModel.ViewNextController, viewModel.NextParameters);
return(viewModel);
}
public async Task <IViewComponentResult> InvokeAsync(NextPrevNavViewModel currentNextPrevVm)
{
NextPrevNavViewModel result;
if (currentNextPrevVm.CurrentIsAPage)
{
result = await GetNavigation(currentNextPrevVm.CurrentPage);
}
else
{
result = await GetNavigation(currentNextPrevVm.CurrentAction);
}
result.ShowPrevious = currentNextPrevVm.ShowPrevious;
result.ShowNext = currentNextPrevVm.ShowNext;
return(View(result));
}
private NextPrevNavViewModel ProcessCalculateNavigation(Menu currentMenuItem, NextPrevNavViewModel mnvm)
{
var result = mnvm;
var fields = _ud.GetFields();
var currentField = HttpContext.Request.Query["nme"];
if (fields.Count == 0)
{
return(result);
}
result.NextAction = CoreSiteActions.Calculate;
result.NextController = AppControllers.Nutrients;
result.PreviousAction = CoreSiteActions.Calculate;
result.PreviousController = AppControllers.Nutrients;
var currentFieldIndex = !currentField.Any() ? 0 :
fields.FindIndex(f =>
f.FieldName.Equals(currentField.ToString(), StringComparison.CurrentCultureIgnoreCase));
if (currentFieldIndex == 0)
{
result.PreviousAction = EnumHelper <CoreSiteActions> .Parse(currentMenuItem.PreviousAction);
result.PreviousController = EnumHelper <AppControllers> .Parse(currentMenuItem.PreviousController);
}
else
{
result.PreviousParameters = new { nme = fields[currentFieldIndex - 1].FieldName };
}
if (currentFieldIndex + 1 < fields.Count)
{
result.NextParameters = new { nme = fields[currentFieldIndex + 1].FieldName };
}
else
{
result.NextAction = EnumHelper <CoreSiteActions> .Parse(currentMenuItem.NextAction);
result.NextController = EnumHelper <AppControllers> .Parse(currentMenuItem.NextController);
}
return(result);
}
