using SewerStammGen.EntityFramework.Services;
using SewerStammGen.WPF.ViewModel;
using Shared.Contracts;
using Shared.Domain;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace SewerStammGen.WPF.ViewModel
{
    public class ProjektListViewModel : BaseViewModel
    {
        private IDataService<Projekt> genericDataService;
        private readonly ObservableCollection<Projekt> Projekte;

        public ProjektListViewModel(IDataService<Projekt> generic)
        {
            Projekte = new ObservableCollection<Projekt>();
            if (generic == null) throw new ArgumentNullException(nameof(generic));
            this.genericDataService = generic;

            LoadProjekte();
        }

        private async void LoadProjekte()
        {
            var projects = await genericDataService.GetAll();
            InitCollection(Projekte, projects);
        }

        private void InitCollection(ObservableCollection<Projekt> projekte, IEnumerable<Projekt> projects)
        {
            projekte.Clear();
            foreach(var i in projects)
            {
                projekte.Add(i);
            }
        }
    }
}