using System;

using System.Threading.Tasks;

using System.Collections.Generic;

using System.Linq;

using System.Text.Json;

using System.Text.Json.Serialization;

using RestSharp;

public class Program

{

    public static async Task Main()

    {

        var client = new RestClient($"https://www.themealdb.com/api/json/v1/1/search.php?f=a");

        var request = new RestRequest();

        var response = await client.ExecuteAsync(request);

        var mealDbList = JsonSerializer.Deserialize<TheMealDb.Models.Root>(response.Content);

        var myMealList = mealDbList.meals?.Select(MapToInternal);

        var jsonOptions = new JsonSerializerOptions { WriteIndented = true };

        var result = JsonSerializer.Serialize(myMealList, jsonOptions);

        Console.WriteLine(result);

    }

private static Internal.Models.Meal MapToInternal(TheMealDb.Models.Meal externalMeal)

{

    return new Internal.Models.Meal

    {

        Id = externalMeal.idMeal,

        Name = externalMeal.strMeal,

        Ingredients = new []

            {

                externalMeal.strIngredient1,

                externalMeal.strIngredient2,

                externalMeal.strIngredient3,

                externalMeal.strIngredient4,

                externalMeal.strIngredient5,

                externalMeal.strIngredient6,

                externalMeal.strIngredient7,

                externalMeal.strIngredient8,

                externalMeal.strIngredient9,

                externalMeal.strIngredient10,

                externalMeal.strIngredient11,

                externalMeal.strIngredient12,

                externalMeal.strIngredient13,

                externalMeal.strIngredient14,

                externalMeal.strIngredient15,

                externalMeal.strIngredient16,

                externalMeal.strIngredient17,

                externalMeal.strIngredient18,

                externalMeal.strIngredient19,

                externalMeal.strIngredient20

            }

            .Where(ingr => !string.IsNullOrEmpty(ingr))

            .ToList()

    };

}

}

​

namespace Internal.Models

{

    public class Meal

    {

        [JsonPropertyName("id")] // No need to use the same name as from themealdb

        public string Id { get; set; }

        [JsonPropertyName("name")]

        public string Name { get; set; }

        [JsonPropertyName("ingredients")]

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

    }

}

​

namespace TheMealDb.Models

{

    // JSON converted to classes with https://json2csharp.com/

    public class Root

    {

        public List<Meal> meals { get; set; }

    }

    public class Meal

    {

        public string idMeal { get; set; }

        public string strMeal { get; set; }

        public object strDrinkAlternate { get; set; }

        public string strCategory { get; set; }

        public string strArea { get; set; }

        public string strInstructions { get; set; }

        public string strMealThumb { get; set; }

        public string strTags { get; set; }

        public string strYoutube { get; set; }

        public string strIngredient1 { get; set; }

        public string strIngredient2 { get; set; }

        public string strIngredient3 { get; set; }

        public string strIngredient4 { get; set; }

        public string strIngredient5 { get; set; }

        public string strIngredient6 { get; set; }

        public string strIngredient7 { get; set; }

        public string strIngredient8 { get; set; }

        public string strIngredient9 { get; set; }

        public string strIngredient10 { get; set; }

        public string strIngredient11 { get; set; }

        public string strIngredient12 { get; set; }

        public string strIngredient13 { get; set; }

        public string strIngredient14 { get; set; }

        public string strIngredient15 { get; set; }

        public string strIngredient16 { get; set; }

        public string strIngredient17 { get; set; }

        public string strIngredient18 { get; set; }

        public string strIngredient19 { get; set; }

        public string strIngredient20 { get; set; }

        public string strMeasure1 { get; set; }

        public string strMeasure2 { get; set; }

        public string strMeasure3 { get; set; }

        public string strMeasure4 { get; set; }

        public string strMeasure5 { get; set; }

        public string strMeasure6 { get; set; }

        public string strMeasure7 { get; set; }

        public string strMeasure8 { get; set; }

        public string strMeasure9 { get; set; }

        public string strMeasure10 { get; set; }

        public string strMeasure11 { get; set; }

        public string strMeasure12 { get; set; }

        public string strMeasure13 { get; set; }

        public string strMeasure14 { get; set; }

        public string strMeasure15 { get; set; }

        public string strMeasure16 { get; set; }

        public string strMeasure17 { get; set; }

        public string strMeasure18 { get; set; }

        public string strMeasure19 { get; set; }

        public string strMeasure20 { get; set; }

        public string strSource { get; set; }

        public object strImageSource { get; set; }

        public object strCreativeCommonsConfirmed { get; set; }

        public object dateModified { get; set; }

    }

}

​

​