private void Button_OnClick(EMenu menu)
{
if (_txtMenu != null)
{
_txtMenu.text = menu.ToString();
}
}
// -------------------------------------------------------------------- private methods
private async Task <IList <Nav> > QueryMenuAsync(EMenu menuId, bool includeNavUrl = false)
{
// meta
var meta = await metaRepository.GetAsync(menuId.ToString().ToLower(), EMetaType.Menu);
if (meta == null)
{
// if not found create a meta
meta = await metaRepository.CreateAsync(new Meta
{
Key = menuId.ToString().ToLower(),
Value = JsonConvert.SerializeObject(new List <Nav>()),
Type = EMetaType.Menu,
});
}
// navList
var navList = JsonConvert.DeserializeObject <IList <Nav> >(meta.Value);
// lookup nav
foreach (var nav in navList)
{
try
{
if (nav.Type == ENavType.CustomLink || !includeNavUrl)
{
continue;
}
var navProvider = navProviders.SingleOrDefault(p => p.CanProvideNav(nav.Type));
nav.Url = await navProvider.GetNavUrlAsync(nav.Id);
if (!nav.Url.StartsWith('/'))
{
nav.Url = $"/{nav.Url}";
}
}
catch (MokException ex) when(ex.ExceptionType == EExceptionType.ResourceNotFound)
{
continue;
}
}
return(navList);
}
private async Task UpdateMetaAsync(EMenu menuId, IList <Nav> navList)
{
var meta = await metaRepository.GetAsync(menuId.ToString(), EMetaType.Menu);
meta.Value = JsonConvert.SerializeObject(navList);
await metaRepository.UpdateAsync(meta);
await InvalidateMenuCacheAsync(menuId);
}