private async Task <bool> ValidateItemPrompt(PromptValidatorContext <string> promptContext, CancellationToken cancellationToken)
{
var convState = await StateAccessor.GetAsync(promptContext.Context, () => new HospitalitySkillState());
if (promptContext.Recognized.Succeeded && !string.IsNullOrWhiteSpace(promptContext.Recognized.Value))
{
var numWords = promptContext.Recognized.Value.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries).Length;
await GetEntities(promptContext.Context);
// TODO handle if item not recognized as entity
if (convState.ItemList.Count == 0 && (numWords == 1 || numWords == 2))
{
var itemRequest = new ItemRequestClass {
Item = new string[] { promptContext.Recognized.Value }
};
convState.ItemList.Add(itemRequest);
}
if (convState.ItemList.Count > 0)
{
return(await Task.FromResult(true));
}
}
return(await Task.FromResult(false));
}
private async Task GetEntities(ITurnContext turnContext)
{
var convState = await StateAccessor.GetAsync(turnContext, () => new HospitalitySkillState());
var entities = convState.LuisResult.Entities;
if (entities.ItemRequest != null)
{
// items with quantity
convState.ItemList.AddRange(entities.ItemRequest);
}
if (!string.IsNullOrWhiteSpace(entities.Item?[0]))
{
// items identified without specified quantity
for (int i = 0; i < entities.Item.Length; i++)
{
var itemRequest = new ItemRequestClass {
Item = new string[] { entities.Item[i] }
};
convState.ItemList.Add(itemRequest);
}
}
}
