Product

// RB2 Core Connect

using System.Text;
using System.Text.Json;
using CoreConnect.Commerce.Core;
using HotChocolate;
using HotChocolate.Types;
using Attribute = CoreConnect.Commerce.Core.Attribute;

namespace CoreConnect.Commerce.Catalog;

public class Product : Node
{
    /// <summary>
    /// The ID of the Product.
    /// </summary>
    public required string Id { get; set; }

    /// <summary>
    /// The Key of the Product.
    /// </summary>
    public string? Key { get; set; }

    /// <summary>
    /// The SKU of the Product.
    /// </summary>
    public required string Sku { get; set; }

    /// <summary>
    /// The Name of the Product.
    /// </summary>
    public required string Name { get; set; }

    /// <summary>
    /// The Slug of the Product.
    /// </summary>
    public required string Slug { get; set; }

    /// <summary>
    /// The Description of the Product.
    /// </summary>
    public required string Description { get; set; }

    /// <summary>
    /// The Product version/revision.
    /// </summary>
    public long? Version { get; set; }

    /// <summary>
    /// The Price Include Tax of the Product.
    /// </summary>
    public Money? PriceInclTax { get; set; }

    /// <summary>
    /// The Price Exclude Tax of the Product.
    /// </summary>
    public Money? PriceExclTax { get; set; }

    /// <summary>
    /// The Sale Price Include Tax (Discounted Price Include Tax) of the Product.
    /// </summary>
    public Money? SalePriceInclTax { get; set; }

    /// <summary>
    /// The Sale Price Exclude Tax (Discounted Price Exclude Tax) of the Product.
    /// </summary>
    public Money? SalePriceExclTax { get; set; }

    /// <summary>
    /// The Default Image of the Product.
    /// </summary>
    public Image? DefaultImage { get; set; }

    /// <summary>
    /// The Images of the Product.
    /// </summary>
    public required IEnumerable<Image> Images { get; set; }

    /// <summary>
    /// Gets or sets the categories.
    /// </summary>
    public required IEnumerable<Category> Categories { get; set; }

    /// <summary>
    /// The Attributes of the Product.
    /// </summary>
    public required IEnumerable<Attribute> Attributes { get; set; }

    /// <summary>
    /// The Specifications of the Product.
    /// </summary>
    public required IEnumerable<Attribute>? Specifications { get; set; }

    /// <summary>
    /// The Variants of the Product.
    /// </summary>
    public required IEnumerable<ProductVariant> Variants { get; set; }

    public IEnumerable<ProductVariant>? AllVariants { get; set; }

    /// <summary>
    /// The SEO of the Product.
    /// </summary>
    public required Seo Seo { get; set; }

    public ProductsResponse? ProductsResponse { get; set; }

    /// <summary>
    /// Gets or sets the created at.
    /// </summary>
    public DateTime CreatedAt { get; set; }

    /// <summary>
    /// Gets or sets the last modified at.
    /// </summary>
    public DateTime LastModifiedAt { get; set; }

    /// <summary>
    /// Gets or sets the first live at.
    /// </summary>
    public DateTime? FirstLiveAt { get; set; }

    /// <summary>
    /// Gets or sets the breadcrumbs.
    /// </summary>
    /// <value>
    /// The breadcrumbs.
    /// </value>
    public required IEnumerable<Breadcrumbs> Breadcrumbs { get; set; }
    /// <summary>
    /// List of related products
    /// </summary>
    public required List<Product> RelatedProducts { get; set; }

    /// <summary>
    /// The localized slugs
    /// </summary>
    [GraphQLType(typeof(AnyType))]
    public Dictionary<string, object>? LocalizedSlugs { get; set; }

    /// <summary>
    /// Price Custom fields. Should be manipulated by the consumer to display the right values. Object is of type CentPrecisionMoney
    /// </summary>
    [GraphQLType(typeof(AnyType))]
    public Dictionary<string, object>? CustomFields { get; set; }

    /// <summary>
    /// Discounted prices for a product based on quantity tiers
    /// </summary>
    public IEnumerable<TierPrices>? TierPrices { get; set; }

    /// <summary>
    /// Whether the product is published or not
    /// </summary>
    public bool? IsPublished { get; set; }

    /// <summary>
    /// Product discounts
    /// </summary>
    public List<string>? Discounts { get; set; }
    /// <summary>
    /// Product product type information.
    /// </summary>
    public ProductTypeInfo? ProductTypeInfo { get; set; }
}

/// <summary>
/// Breadcrumbs class
/// </summary>
public class Breadcrumbs
{
    /// <summary>
    /// Gets or sets the slug.
    /// </summary>
    /// <value>
    /// The slug.
    /// </value>
    public required string Slug { get; set; }

    /// <summary>
    /// Gets or sets the key.
    /// </summary>
    /// <value>
    /// The key.
    /// </value>
    public string? Key { get; set; }

    /// <summary>
    /// Gets or sets the name.
    /// </summary>
    /// <value>
    /// The name.
    /// </value>
    public required string Name { get; set; }

    /// <summary>
    /// Gets or sets the path.
    /// </summary>
    /// <value>
    /// The path.
    /// </value>
    public string? Path { get; set; }
    public int depth { get; set; }
}

[ExtendObjectType<Product>]
public class ProductExtension
{
    private const string _variantTotals = "variantTotals";

    public ProductMetadata GetMetadata([Parent] Product product)
    {
        return SetMetadata(product);
    }

    private static ProductMetadata SetMetadata(Product product)
    {
        var attributes = product.Variants
        .SelectMany(v => v.Attributes)
        .GroupBy(a => a.Name)
        .ToDictionary(
            g => g.Key,
            g => g.Select(a => AttributeValueHelper.GetAttributeValue(a.Value ?? new AttributeValue())).Distinct().ToList()
        );

        var jsonAttributes = JsonSerializer.Serialize(attributes);

        var jsonBuilder = new StringBuilder();
        jsonBuilder.Append(jsonAttributes);

        return new ProductMetadata(_variantTotals, JsonDocument.Parse(jsonBuilder.ToString()).RootElement);
    }
}

public class ProductMetadata
{
    public ProductMetadata(string key, JsonElement value)
    {
        Key = key;
        Value = value;
    }
    public string Key { get; set; }
    public JsonElement Value { get; set; }
}

public class ProductsResponse
{
    public ProductsResponse(List<Product> products, ProductsResponseTotals productsResponseTotals)
    {
        Products = products;
        ProductsResponseTotals = productsResponseTotals;
    }

    public List<Product> Products { get; set; }

    public ProductsResponseTotals ProductsResponseTotals { get; set; }

}

public class ProductsResponseTotals
{
    public ProductsResponseTotals(long limit, long offset, long? total)
    {
        Limit = limit;
        Offset = offset;
        Total = total;
    }

    /// <summary>
    /// The maximum number of records to retrieve.
    /// </summary>
    public long Limit { get; set; }
    /// <summary>
    /// By specifying offset, you retrieve a subset of records starting with the offset.
    /// </summary>
    public long Offset { get; set; }

    public long? Total { get; set; }
}

public class ProductTypeInfo
{
    public string? Name { get; set; }
    public string? ProductTypeId { get; set; }
}