using System;

using System.Collections;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Runtime.Serialization.Formatters;

using System.IO;

using System.Data;

using System.ComponentModel.DataAnnotations;

using System.Globalization;

using System.Reflection;

​

using Newtonsoft.Json;

using Newtonsoft.Json.Linq;

using Newtonsoft.Json.Converters;

using Newtonsoft.Json.Serialization;    

​

using NUnit.Framework; // Throws NUnit.Framework.AssertionException

​

//https://stackoverflow.com/questions/57498326/deserialize-object-does-not-return-full-data-in-xamarin-forms

​

    public class SearchPoints

    {

        public bool Valid { get; set; }

        public Result Result { get; set; }

        public List<string> Errors { get; set; }

    }

​

    public class Result

    {

        public List<Point> Points { get; set; }

        public List<Category> Categories { get; set; }

    }

​

    public class Category

    {

      public long CategoryId { get; set; }

      public string Name { get; set; }

      public long ParentId { get; set; }

      public string Parent { get; set; }

    }

​

    public class Point

    {

        public long PointId { get; set; }

        public string Name { get; set; }

        public string Description { get; set; }

        public string Latitude { get; set; }

        public string Longitude { get; set; }

​

        [JsonConverter(typeof(EmptyTolerantStringEnumConverter))]

        public Floor? Floor { get; set; }

​

        public List<string> Aliases { get; set; }

        public List<string> Comments { get; set; }

        public List<string> Images { get; set; }

    }

​

    public enum Floor 

    { 

        A, 

        B 

    };

​

        public class EmptyTolerantStringEnumConverter : StringEnumConverter

        {

            public override object ReadJson(JsonReader reader, Type objectType, object existingValue, JsonSerializer serializer)

            {

                if (reader.TokenType == JsonToken.String && string.IsNullOrWhiteSpace(reader.Value.ToString()))

                    // Return a default value.  Note if deserializing a nullable enum the default value is null

                    return Activator.CreateInstance(objectType);

​

                return base.ReadJson(reader, objectType, existingValue, serializer);

            }       

        }

​

    class TestClass

    {

        public static void Test()

        {

            var apiContent = GetJson();

            var pointsJsonResponse = JsonConvert.DeserializeObject<SearchPoints>(apiContent);

            pointsJsonResponse.Dump();

        }   

        static string GetJson()

        {

            var json = @"{

  ""valid"": true,

  ""result"": {

    ""points"": [

      {

        ""pointId"": ""505"",

        ""name"": ""Building one"",

        ""description"": ""Office of Technology and Data Application Development"",

        ""latitude"": ""xxx"",

        ""longitude"": ""xxx"",

        ""floor"": "" "",

        ""aliases"": [],

        ""comments"": [],

        ""images"": []

      }

    ],

    ""categories"": []

  },

  ""errors"": []

}

";

            return json;

        }

    }

​

    public class Program

    {

        public static void Main()

        {

            Console.WriteLine("Environment version: " + Environment.Version);

            Console.WriteLine("Json.NET version: " + typeof(JsonSerializer).Assembly.FullName);

            Console.WriteLine();

​

            try

            {

                TestClass.Test();

            }

            catch (Exception ex)

            {

                Console.WriteLine("Failed with unhandled exception: ");

                Console.WriteLine(ex);

                throw;

            }

        }

    }

​