using FruitBank.Common.Interfaces;
using Mango.Nop.Core.Dtos;
using Nop.Core.Domain.Catalog;

namespace FruitBank.Common.Dtos;

public class MeasuringProductDto : ProductDto, IMeasuringProductDto
{
    /// <summary>
    /// Reference to StockQuantity, always equals!
    /// </summary>
    public int Quantity
    {
        get => StockQuantity; 
        set => StockQuantity = value;
    }

    public double NetWeight { get; set; }
    public double GrossWeight { get; set; }
    public bool IsMeasurable { get; set; }

    public MeasuringProductDto() :base()
    { }
    public MeasuringProductDto(int productId) : base(productId)
    { }
    public MeasuringProductDto(Product product, IMeasuringAttributeValues? measuringAttributeValues)
    {
        CopyEntityValuesToDto(product, measuringAttributeValues);
    }

    public void CopyDtoValuesToEntity(Product entity, IMeasuringAttributeValues measuringAttributeValues)
    {
        base.CopyDtoValuesToEntity(entity);

        measuringAttributeValues.Id = Id;
        measuringAttributeValues.NetWeight = NetWeight;
        measuringAttributeValues.GrossWeight = GrossWeight;
        measuringAttributeValues.IsMeasurable = IsMeasurable;
    }

    public void CopyEntityValuesToDto(Product entity, IMeasuringAttributeValues? measuringAttributeValues)
    {
        if (measuringAttributeValues != null && entity.Id != measuringAttributeValues.Id) 
            throw new Exception($"MeasuringProductDto->CopyEntityValuesToDto(Product entity, IMeasuringAttributeValues measuringAttributeValues); entity.Id != measuringAttributeValues.Id; entityId: {entity.Id}; measuringAttributeValues.Id: {measuringAttributeValues.Id}");

        base.CopyEntityValuesToDto(entity);

        if (measuringAttributeValues == null) return;

        NetWeight = measuringAttributeValues.NetWeight;
        GrossWeight = measuringAttributeValues.GrossWeight;
        IsMeasurable = measuringAttributeValues.IsMeasurable;
    }

    public bool HasMeasuringValues() => Id > 0 && NetWeight > 0 && GrossWeight > 0 && IsMeasurable;
}