using System;

using System.Collections.Generic;

using System.Net.Http;

using Newtonsoft.Json;

using System.Text;

using System.Net.Mime;

using System.Threading.Tasks;

public class Program

{

    public static async Task Main()

    {

        Console.WriteLine("Hello Hatch 2");

        var payload = new IgniteUpdatePayload("key", "keyId");

        payload.Fields.Add("field1","value1");

        //payload.Fields.Add("FIELD1","VALUE 1");  // this causes an error

        if(payload.Fields.ContainsKey("FIELD1")) {  // case insensitive comparer

            Console.WriteLine($"found FIELD1");

        }

        //payload.Fields["FIELD1"] = "will it change?"; // demo this

        //payload.Fields["NewEntry"] = "will add me?";   // demo this

        var content = await payload.ToStringContent().ReadAsStringAsync();

        Console.WriteLine($"payload: {content}");

    }

    public class IgniteUpdatePayload

    {

        /// <summary>

        /// Regular constructor

        /// </summary>

        public IgniteUpdatePayload()

        {

        }

​

        /// <summary>

        /// Convenience constructor for when this only one Key entry.

        /// </summary>

        /// <param name="key"></param>

        /// <param name="value"></param>

        public IgniteUpdatePayload(string key, object value)

        {

            Keys.Add(key, value);

        }

​

        /// <summary>

        /// Gets or sets case-insensitive Keys dictionary.

        /// </summary>

        public Dictionary<string, object> Keys { get; set; } = new Dictionary<string, object>(StringComparer.OrdinalIgnoreCase);

​

        /// <summary>

        /// Gets or sets case-insensitive Fields dictionary.

        /// </summary>

        public Dictionary<string, object> Fields { get; set; } = new Dictionary<string, object>(StringComparer.OrdinalIgnoreCase);

​

        /// <summary>

        /// Gets or sets ODATA Filter Expression ("IsDeleted EQ false")

        /// </summary>

        public string Filter { get; set; }

​

        /// <summary>

        /// Returns UTF8 "application/json" string content. with [] ei: $"[{JsonConvert.SerializeObject(this)}]"

        /// </summary>

        /// <returns></returns>

        public StringContent ToStringContent()

        {

            return new StringContent(

                $"[{JsonConvert.SerializeObject(this)}]", Encoding.UTF8, MediaTypeNames.Application.Json);

        }

    }   

}