Mango.Nop.Libraries/Mango.Nop.Core/Dtos/ModelDtoBase.cs

using AyCode.Core.Interfaces;
using Nop.Core;

namespace Mango.Nop.Core.Dtos;

public abstract class ModelDtoBase : IModelDtoBase
{
    public int Id { get; set; }

    protected ModelDtoBase(){}
    protected ModelDtoBase(int id) => Id = id;
}

public abstract class ModelDtoBase<TMainEntity> : ModelDtoBase, IModelDtoBase<TMainEntity> where TMainEntity : BaseEntity
{
    protected ModelDtoBase() : base()
    {
    }

    protected ModelDtoBase(int id) : base(id)
    {
    }

    protected ModelDtoBase(TMainEntity mainEntity)
    {
        CopyEntityValuesToDto(mainEntity);
    }

    public virtual TMainEntity CreateMainEntity()
    {
        var mainEntity = Activator.CreateInstance<TMainEntity>();
        CopyDtoValuesToEntity(mainEntity);

        return mainEntity;
    }

    public virtual void CopyDtoValuesToEntity(TMainEntity entity)
    {
        entity.Id = Id;
    }

    public virtual void CopyEntityValuesToDto(TMainEntity entity)
    {
        Id = entity.Id;
    }
}