using System.Collections.ObjectModel;
using CommunityToolkit.Mvvm.Messaging;
using Seyounth.Hyosung.Data.Models;
using Seyounth.Hyosung.Data.Services;
using Wpf.Ui.Controls;

namespace Seyounth.Hyosung.UI.ViewModels.Pages;

public partial class PalletManagementViewModel : ObservableObject, INavigationAware
{
    public class SavePalletCompletedMessage;

    [ObservableProperty] private ObservableCollection<Pallet> _pallets = [];
    private readonly IPalletService _palletService;

    /// <inheritdoc/>
    public PalletManagementViewModel(IPalletService palletService)
    {
        _palletService = palletService;
        Pallets = new ObservableCollection<Pallet>(_palletService.GetPallets());
    }

    public void OnNavigatedTo()
    {
        Pallets = new ObservableCollection<Pallet>(_palletService.GetPallets());
    }

    public void OnNavigatedFrom()
    {
    }

    [RelayCommand]
    private void AddPallet()
    {
        var newPallet = new Pallet
        {
            /* 初始化默认值 */
        };
        Pallets.Add(newPallet);
    }

    [RelayCommand]
    private void OnDeletePallet(object obj)
    {
        if (obj is Pallet pallet)
        {
            Pallets.Remove(pallet);
            _palletService.DeletePalletAsync(pallet);
        }
        else
        {
            Console.Write("Object is not a Pallet");
        }
    }

    [RelayCommand]
    private void OnSavePallet(object obj)
    {
        if (obj is Pallet pallet)
        {
            if (pallet.Id == 0)
            {
                var id = _palletService.AddPalletAsync(pallet).Result;
                //Pallets = new ObservableCollection<Pallet>(_palletService.GetPallets());
            }
            else
                _palletService.UpdatePalletAsync(pallet);
        }

        WeakReferenceMessenger.Default.Send(new SavePalletCompletedMessage());
    }
}