public override async Task OnNavigateToAsync()
{
await LoadAsync(async() =>
{
IVocabularyClient vocabClient = _connection.CreateVocabularyClient();
var ingredientChoices = new List <VocabularyItem>();
Vocabulary ingredientVocabulary = null;
while (ingredientVocabulary == null || ingredientVocabulary.IsTruncated)
{
string lastCodeValue = null;
if (ingredientVocabulary != null)
{
if (ingredientVocabulary.Values.Count > 0)
{
lastCodeValue = ingredientVocabulary.Values.Last().Value;
}
else
{
break;
}
}
ingredientVocabulary = await vocabClient.GetVocabularyAsync(new VocabularyKey("RxNorm Active Ingredients", "RxNorm", "09AB_091102F", lastCodeValue));
foreach (string key in ingredientVocabulary.Keys)
{
ingredientChoices.Add(ingredientVocabulary[key]);
}
}
IngredientChoices = ingredientChoices.OrderBy(c => c.DisplayText).ToList();
if (_medication.Name.Count > 0)
{
Name = IngredientChoices.FirstOrDefault(c => c.Value == _medication.Name[0]?.Value);
}
await base.OnNavigateToAsync();
});
}