using AyCode.Core.Extensions;
using LinqToDB.Mapping;
using Mango.Nop.Core.Entities;
using Mango.Nop.Core.Interfaces;
using Nop.Core;
using Nop.Core.Domain.Orders;

namespace Mango.Nop.Core.Dtos;

public abstract class MgOrderItemDto<TProductDto> : MgEntityBase, IModelDtoBase<OrderItem>, IMgOrderItemDto<TProductDto> where TProductDto : IMgProductDto
{
    public Guid OrderItemGuid { get; set; }
    public int OrderId { get; set; }
    public int ProductId { get; set; }
    public int Quantity { get; set; }

    public decimal UnitPriceInclTax { get; set; }
    public decimal UnitPriceExclTax { get; set; }
    
    public decimal PriceInclTax { get; set; }
    public decimal PriceExclTax { get; set; }

    public string AttributesXml { get; set; }
    public decimal? ItemWeight { get; set; }

    public string ProductName => ProductDto?.Name ?? "ProductDto is null!!!";

    [Association(ThisKey = nameof(ProductId), OtherKey = nameof(BaseEntity.Id), CanBeNull = true)]
    public TProductDto? ProductDto { get; set; }

    protected MgOrderItemDto() :base()
    { }

    protected MgOrderItemDto(int orderItemId)
    {
        Id = orderItemId;
    }

    protected MgOrderItemDto(OrderItem orderItem)
    {
        CopyEntityValuesToDto(orderItem);
    }

    public virtual void CopyDtoValuesToEntity(OrderItem entity)
    {
        PropertyHelper.CopyPublicValueTypeProperties(this, entity);
    }

    public virtual void CopyEntityValuesToDto(OrderItem entity)
    {
        PropertyHelper.CopyPublicValueTypeProperties(entity, this);
    }

    public virtual void CopyEntityValuesToDto(OrderItem entity, TProductDto productDto)
    {
        CopyEntityValuesToDto(entity);
        
        InitializeProductDto(productDto);
    }

    public virtual void InitializeProductDto(TProductDto productDto)
    {
        ProductDto = productDto;
    }

    public virtual OrderItem CreateMainEntity()
    {
        //base.CreateMainEntity();

        var orderItem = new OrderItem();
        CopyDtoValuesToEntity(orderItem);

        return orderItem;
    }
}