DaSaSo/DaSaSo.ViewModel/SewerMainListViewModel.cs

using DaSaSo.Domain.Model;
using DaSaSo.Domain.Services;
using DaSaSo.Domain.Services.SewerObjectService;
using DaSaSo.Domain.Services.SewerPointServices;
using DaSaSo.EntityFramework.Services;
using DaSaSo.ViewModel.Commands;
using DaSaSo.ViewModel.Interface;
using Microsoft.Toolkit.Mvvm.Input;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Input;

namespace DaSaSo.ViewModel
{
    public class SewerMainListViewModel : BaseViewModel
    {
        private ISewerMainNavigator _navigator { get; set; }
        private readonly SewerObjectDataService _dataservice;
        private readonly ISewerObjectService _sewerObjectService;
        private readonly IRenavigator _renavigator;
        private IActualProject _actualProject {  get; set; }
        public ICommand UpdateCurrentSewerViewModelCommand { get; }
        public ICommand CloseCommand { get; set; }
        public BaseViewModel CurrentSewerViewModel => _navigator.CurrentViewModel;

        public bool IsLoading
        {
            get => _isLoading;
            set
            {
                if (_isLoading != value)
                {
                    _isLoading = value;
                    OnPropertyChanged();
                }
            }
        }

        public string Strasse { get => _actualProject.AktuellSewerObject.StreetName; }
        public string AktualObject { get => _actualProject.AktuellSewerObject.ObjektName; }

        bool _isLoading = true;
        public bool CanSaveSewer => !string.IsNullOrEmpty(_actualProject.AktuellSewerObject.StreetName);

        public SewerMainListViewModel(IDataService<SewerObject> dataService, ISewerMainNavigator navigator,IActualProject actualProject, IViewModelSewerMainFactory viewModelFactory, IRenavigator renavigator, ISewerObjectService sewerObjectService, ISewerpointService sewerpointService)
        {
            _navigator = navigator;
            _actualProject = actualProject;
            _dataservice = (SewerObjectDataService)dataService;
            _renavigator = renavigator;
            _sewerObjectService = sewerObjectService;
            CloseCommand = new SaveSewerCommand(_dataservice,_actualProject,_sewerObjectService,_renavigator,_navigator); //RelayCommand(SaveSewer);
            LoadModel();
            UpdateCurrentSewerViewModelCommand = new UpdateCurrentSewerViewModelCommand(_navigator, viewModelFactory);
            _navigator.StateChanged += () => OnPropertyChanged(nameof(CurrentSewerViewModel));
        }

        private async void LoadModel()
        {
            IsLoading = true;
            SewerObject sewer  = await _dataservice.Get(_actualProject.AktuellSewerObject.Id);
            _actualProject.SetSewerObject(sewer,false);
            IsLoading = false;
        }

        public override void Dispose()
        {
            _navigator.StateChanged -= () => OnPropertyChanged(nameof(CurrentSewerViewModel));
            base.Dispose();
        }
    }
}