DaSaSo/DaSaSo.ViewModel/Factories/MainWindowViewModelFactory.cs

using DaSaSo.Domain.Enums;
using DaSaSo.ViewModel.Interface;

namespace DaSaSo.ViewModel.Factories
{
    public class MainWindowViewModelFactory : IViewModelAbstractFactory
    {
        private CreateViewModel<HomeViewModel> _createHomeViewModel;
        private CreateViewModel<ClientListViewModel> _createClientListViewModel;
        private CreateViewModel<ClientEditViewModel> _createClientEditViewModel;
        private CreateViewModel<ProjectListViewModel> _createProjektListViewModel;
        private CreateViewModel<BuildingsiteListViewModel> _createBuildingsiteListViewModel;
        private CreateViewModel<SewerObjectListViewModel> _createSewerObjectListViewModel;

        public MainWindowViewModelFactory(
            CreateViewModel<HomeViewModel> createHomeViewModel,
            CreateViewModel<ClientListViewModel> createClientListViewModel,
            CreateViewModel<ClientEditViewModel> createClientEditViewModel,
            CreateViewModel<ProjectListViewModel> createProjektListViewModel,
            CreateViewModel<BuildingsiteListViewModel> createBuildingsiteListViewModel, CreateViewModel<SewerObjectListViewModel> createSewerObjectListViewModel)
        {
            _createHomeViewModel = createHomeViewModel;
            _createClientListViewModel = createClientListViewModel;
            _createClientEditViewModel = createClientEditViewModel;
            _createProjektListViewModel = createProjektListViewModel;
            _createBuildingsiteListViewModel = createBuildingsiteListViewModel;
            _createSewerObjectListViewModel = createSewerObjectListViewModel;
        }

        public BaseViewModel CreateViewModel(EMainWindowViewType viewType)
        {
            
            switch (viewType)
            {
                case EMainWindowViewType.Home:
                    return _createHomeViewModel(); 
                case EMainWindowViewType.Clients:
                    return _createClientListViewModel();
                case EMainWindowViewType.ClientEdit:
                    return _createClientEditViewModel();
                case EMainWindowViewType.Projects:
                    return _createProjektListViewModel();
                case EMainWindowViewType.Buildingsites:
                    return _createBuildingsiteListViewModel();
                case EMainWindowViewType.SewerObjects:
                    return _createSewerObjectListViewModel();
                
                default:
                    throw new ArgumentException("The Viewtype does not have a ViewModel.", "viewType");
            }
        }
    }
}