using AdventureWorks.EntityLayer;
using Common.Library;
using System.Collections.ObjectModel;

namespace AdventureWorks.ViewModelLayer.ViewModelClasses;

public class ProductViewModel : ViewModelBase
{
    #region Constructors
    public ProductViewModel() : base()
    {
    }
    public ProductViewModel(IRepository<Product> repo) : base()
    {
        Repository = repo;
    }
    #endregion

    #region Private Variables
    private Product? _ProductObject = new();
    private ObservableCollection<Product> _ProductList = new();
    private readonly IRepository<Product>? Repository;
    #endregion

    #region Public Properties
    public Product? ProductObject
    {
        get { return _ProductObject; }
        set
        {
            _ProductObject = value;
            RaisePropertyChanged(nameof(ProductObject));
        }
    }
    public ObservableCollection<Product> ProductList
    {
        get { return _ProductList; }
        set
        {
            _ProductList = value;
            RaisePropertyChanged(nameof(ProductList));
        }
    }
    #endregion

    public ObservableCollection<Product> Get()
    {
        if (Repository != null)
        {
            ProductList = new ObservableCollection<Product>(Repository.Get());
        }
        return ProductList;
    }

    public Product Get(int id)
    {
        try
        {
            if (Repository != null)
            {
                ProductObject = Repository.Get(id);
            }
            else
            {
                ProductObject = new Product
                {
                    ProductID = id,
                    Name = "A new product",
                    Color = "Black",
                    StandardCost = 10,
                    ListPrice = 20,
                    SellStartDate = Convert.ToDateTime("2020-10-15"),
                    Size = "LG"
                };
            }

        }
        catch (Exception)
        {

            throw;
        }
        return ProductObject;
    }

    public bool Save()
    {
        // TODO: Implement Save logic
        return true;
    }

}