public static async Task <LUISOutput> GetIntentAndEntitiesFromLUIS(string Query)
{
Query = Uri.EscapeDataString(Query);
LUISOutput luisData = new LUISOutput();
try
{
using (HttpClient client = new HttpClient())
{
string RequestURI = WebConfigurationManager.AppSettings["LuisModelEndpoint"] + Query;
HttpResponseMessage msg = await client.GetAsync(RequestURI);
if (msg.IsSuccessStatusCode)
{
var JsonDataResponse = await msg.Content.ReadAsStringAsync();
luisData = JsonConvert.DeserializeObject <LUISOutput>(JsonDataResponse);
}
}
}
catch (Exception ex)
{
luisData = null;
}
return(luisData);
}
public static IForm <RegisterPatientForm> BuildForm()
{
OnCompletionAsyncDelegate <RegisterPatientForm> processHotelsSearch = async(context, state) =>
{
await context.PostAsync($"Patient {state.person_name} registered");
};
return(new FormBuilder <RegisterPatientForm>()
.Field(nameof(person_name),
validate: async(state, response) =>
{
var result = new ValidateResult {
IsValid = true, Value = response
};
//Query LUIS and get the response
LUISOutput LuisOutput = await GetIntentAndEntitiesFromLUIS((string)response);
//Now you have the intents and entities in LuisOutput object
//See if your entity is present in the intent and then retrieve the value
if (LuisOutput != null && Array.Find(LuisOutput.intents, intent => intent.Intent == "GetName") != null)
{
LUISEntity LuisEntity = Array.Find(LuisOutput.entities, element => element.Type == "name");
if (LuisEntity != null)
{
//Store the found response in resut
result.Value = CultureInfo.CurrentCulture.TextInfo.ToTitleCase(LuisEntity.Entity);
}
else
{
//Name not found in the response
result.IsValid = false;
}
}
else if (LuisOutput != null && Array.Find(LuisOutput.intents, intent => intent.Intent == "None") != null)
{
//In case of none intent assume that the user entered a name
result.Value = LuisOutput.query;
}
else
{
result.IsValid = false;
}
return result;
})
.Field(nameof(gender))
.Field(nameof(phone_number))
.Field(nameof(DOB))
.Field(nameof(cnic))
.OnCompletion(processHotelsSearch)
.Build());
}
