cocktailweb/CocktailWeb/Pages/Settings/Cocktails.razor.cs

using CocktailWeb;
using CocktailWeb.Data;
using Microsoft.AspNetCore.Components;
using Microsoft.AspNetCore.Components.Forms;
using Microsoft.AspNetCore.Components.Web;
using Microsoft.EntityFrameworkCore;

namespace CocktailWeb.Pages.Settings
{
    public partial class Cocktails
    {
        private DbDataContext? _DataContext;
        private ModalComponent modal = null!;
        private Cocktail? SelectedCocktail;

        private List<Cocktail> CocktailListe { get; set; } = new();

        protected override async Task OnInitializedAsync()
        {
            await ShowCocktails();
        }

        private async Task ShowCocktails()
        {
            _DataContext ??= await DataContextFactory.CreateDbContextAsync();
            if (_DataContext != null)
            {
                CocktailListe = await _DataContext.Cocktails.OrderBy(f => f.Name).ToListAsync();
            }
        }

        private async Task ConfirmDelete(Cocktail c)
        {
            SelectedCocktail = c;
            await modal.OpenModal();
        }

        private async Task CloseDialog()
        {
            SelectedCocktail = null;
            await modal.Close();
        }
        private async Task DeleteCocktail(MouseEventArgs e)
        {
            if (SelectedCocktail != null)
            {
                _DataContext ??= await DataContextFactory.CreateDbContextAsync();
                if (_DataContext != null)
                {
                    _DataContext.Cocktails.Remove(SelectedCocktail);
                    await _DataContext.SaveChangesAsync();
                   await ShowCocktails();
                }
            }
            await CloseDialog();
        }
    }
}