using System;

using System.Text.Json;

using System.Text.Json.Serialization;

using System.Collections.Generic;

using System.Linq;

using System.Reflection;

​

​

public class Program

{

    public static void Main()

    {       

        var deal = new Deal();

        Console.WriteLine(GetJsonPropertyNameAttribute<Deal>(nameof(deal.DatePassageProovstation)));

        Dictionary<string, string> test = new() { { string.IsNullOrEmpty("") ? null : "coucou", "hehe" } };

        Console.WriteLine(test.Remove("coucou"));

        static string GetJsonPropertyNameAttribute<T>(string propertyName)

            => typeof(T)

                .GetProperty(propertyName)

                .GetCustomAttribute<JsonPropertyNameAttribute>().Name;

    }

}

​

public record Deal

{

    public string Amount { get; init; }

    public DateTime CloseDate { get; init; }

    public DateTime CreateDate { get; init; }

    public string DealName { get; init; }

    public string DealStage { get; init; }

    public string HubspotOwnerId { get; init; }

    public string Pipeline { get; init; }

​

    [JsonPropertyName("kilometrage")]

    public string Kilometrage { get; init; }

    [JsonPropertyName("finitions")]

    public string Finitions { get; init; }

    [JsonPropertyName("marque")]

    public string Marque { get; init; }

    [JsonPropertyName("modele")]

    public string Modele { get; init; }

    [JsonPropertyName("vin")]

    public string Vin { get; init; }

    [JsonPropertyName("date_de_mis_en_circulation")]

    public DateTime? DateMiseEnCirculation { get; init; }

​

    [JsonPropertyName("amount_in_home_currency")]

    public string AmountInHomeCurrency { get; init; }

    [JsonPropertyName("days_to_close")]

    public string DaysToClose { get; init; }

    [JsonPropertyName("hs_closed_amount")]

    public string HsClosedAmount { get; init; }

    [JsonPropertyName("hs_closed_amount_in_home_currency")]

    public string HsClosedAmountInHomeCurrency { get; init; }

    [JsonPropertyName("hs_deal_stage_probability")]

    public string HsDealStageProbability { get; init; }

    [JsonPropertyName("hs_deal_stage_probability_shadow")]

    public string HsDealStageProbabilityShadow { get; init; }

    [JsonPropertyName("hs_forecast_amount")]

    public string HsForecastAmount { get; init; }

    [JsonPropertyName("hs_is_closed")]

    public string HsIsClosed { get; init; }

    [JsonPropertyName("hs_is_closed_won")]

    public string HsIsClosedWon { get; init; }

    [JsonPropertyName("hs_lastmodifieddate")]

    public DateTimeOffset HsLastModifiedDate { get; init; }

    [JsonPropertyName("hs_object_id")]

    public string HsObjectId { get; init; }

    [JsonPropertyName("hs_projected_amount_in_home_currency")]

    public string HsProjectedAmountInHomeCurrency { get; init; }

    [JsonPropertyName("hs_updated_by_user_id")]

    public string HsUpdatedByUserId { get; init; }

    [JsonPropertyName("proovstation_station_id")]

    public string ProovstationStationId { get; init; }

    [JsonPropertyName("date_passage_proovstation")]

    public DateTimeOffset DatePassageProovstation { get; init; }

}

​

​

public record ResultObject<T> : BaseObject

{

    [JsonPropertyName("properties")]

    public T Properties { get; init; }

}

​

public record BaseObject

{

    public string Id { get; init; }

    public DateTime CreatedAt { get; init; }

    public DateTime UpdatedAt { get; init; }

    public bool Archived { get; init; }

}

​

public record ListResults<T>

{

    [JsonPropertyName("results")]

    public List<T> Results { get; init; }

}