MyFirstMAUI/MyFirstMauiApp/UseRestService/Pages/AddPartPage.xaml.cs

using UseRestService.Data;
using UseRestService.ViewModels;

namespace UseRestService.Pages;

[QueryProperty("PartToDisplay", "part")]
public partial class AddPartPage : ContentPage
{
    AddPartViewModel viewModel;
    public AddPartPage()
    {
        InitializeComponent();

        viewModel = new AddPartViewModel();
        BindingContext = viewModel;
    }

    Part _partToDisplay;
    public Part PartToDisplay
    {
        get => _partToDisplay;
        set
        {
            if (_partToDisplay == value)
                return;

            _partToDisplay = value;

            viewModel.PartID = _partToDisplay.PartID;
            viewModel.PartName = _partToDisplay.PartName;
            viewModel.Suppliers = _partToDisplay.SupplierString;
            viewModel.PartType = _partToDisplay.PartType;
        }
    }
}