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using System.Threading.Tasks;

namespace App6.Interfaces
{
    public interface IScan
    {
        Task<string> ScanAsync();
    }
}

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using System.Threading.Tasks;
using App6.Droid.Servicos;
using App6.Interfaces;
using Xamarin.Forms;
using ZXing.Mobile;

[assembly: Dependency(typeof(Scanner))]
namespace App6.Droid.Servicos
{
    public class Scanner : IScan

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using App6.Interfaces;
using System.Threading.Tasks;
using Xamarin.Forms;

namespace App6.ViewModels
{
    public class ScanViewModel : BaseViewModel
    {
        public Command ScanCommand { get; }

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{
 type: "object",
required: [
"Sandwich",
"Length",
"Ingredients",
"DeliveryAddress"
],
Templates: {
NotUnderstood: {

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{
  "References": [ "JsonForm.dll" ],
  "type": "object",
  "required": [
    "Sandwich",
    "Length",
    "Ingredients",
    "DeliveryAddress"
  ],
  "Templates": {

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   public enum Fabricante
    {
        Audi=1,
        BMW,
        Fiat,
        Mercedes
    }

    public enum Porta
    {

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using Microsoft.Bot.Builder.Dialogs;
using Microsoft.Bot.Builder.FormFlow;
using System;
using System.Collections.Generic;

namespace FormExemplo.Modelos
{
    [Serializable]
    public class Aluguel
    {

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using System.Linq;
using System.Net;
using System.Net.Http;
using System.Threading.Tasks;
using System.Web.Http;
using FormExemplo.Modelos;
using Microsoft.Bot.Builder.Dialogs;
using Microsoft.Bot.Builder.FormFlow;
using Microsoft.Bot.Connector;

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 [Serializable]
    public class Aluguel
    {
        [Prompt("Por favor nos informe seu {&}:")]
        public string Nome { get; set; }

        [Prompt("Entre com sua {&}:")]
        public string CNH { get; set; }

        [Prompt("Você gostaria de um carro de qual fabricante?")]

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public class Aluguel
    {
        [Prompt("Por favor nos informe seu {&}:")]
        public string Nome { get; set; }

        [Prompt("Entre com sua {&}:")]
        public string CNH { get; set; }

        [Prompt("Você gostaria de um carro de qual fabricante?{||}")]
        public Fabricante Fabricantes { get; set; }