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using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using System.Windows.Data;
using Tango.BL;
using Tango.BL.Entities;
using Tango.Core.Commands;
using Tango.DragAndDrop;
using Tango.PPC.Common;
using Tango.PPC.Common.Application;
using Tango.PPC.Common.Authentication;
using Tango.PPC.Common.Navigation;
using Tango.PPC.Common.Notifications;
using Tango.Settings;
using Tango.SharedUI;
namespace Tango.PPC.UI.ViewModels
{
public class JobsViewVM : PPCViewModel
{
private ObservablesContext _jobsContext;
private ObservableCollection<Job> _jobs;
public ObservableCollection<Job> Jobs
{
get { return _jobs; }
set { _jobs = value; RaisePropertyChangedAuto(); }
}
private ICollectionView _jobsCollectionView;
/// <summary>
/// Gets or sets the jobs collection view.
/// </summary>
public ICollectionView JobsCollectionView
{
get { return _jobsCollectionView; }
set
{
_jobsCollectionView = value;
RaisePropertyChangedAuto();
}
}
public RelayCommand JobSelectedCommand { get; set; }
public RelayCommand<DropEventArgs> OnDragAndDropCommand { get; set; }
public RelayCommand<Job> RemoveJobCommand { get; set; }
private void OnDragAndDropJobs(Job draggedJob, Job droppedJob)
{
Debug.WriteLine(draggedJob.Name + " Dragged on to " + droppedJob.Name);
if (draggedJob.JobIndex > droppedJob.JobIndex)
{
draggedJob.JobIndex = droppedJob.JobIndex - 1;
}
else
{
draggedJob.JobIndex = droppedJob.JobIndex + 1;
}
int index = 1;
foreach (var job in Jobs.OrderBy(x => x.JobIndex))
{
job.JobIndex = index++;
}
JobsCollectionView.Refresh();
}
private async void JobSelected(Job job)
{
Debug.WriteLine(job.Name);
await NotificationProvider.ShowInfo("Job details not yet implemented...");
}
public JobsViewVM()
{
Jobs = new ObservableCollection<Job>();
JobSelectedCommand = new RelayCommand((x) => JobSelected(x as Job));
OnDragAndDropCommand = new RelayCommand<DropEventArgs>((e) =>
{
Job draggedJob = e.Draggable.DataContext as Job;
Job droppedJob = e.Droppable.DataContext as Job;
OnDragAndDropJobs(draggedJob, droppedJob);
});
RemoveJobCommand = new RelayCommand<Job>(RemoveJob);
}
private void RemoveJob(Job job)
{
NotificationProvider.ShowQuestion("Are you sure you want to remove " + job.Name);
}
public override void OnApplicationStarted()
{
LoadJobs();
}
private void LoadJobs()
{
Task.Factory.StartNew(() =>
{
Thread.Sleep(500);
if (_jobsContext != null)
{
_jobsContext.Dispose();
}
_jobsContext = ObservablesContext.CreateDefault();
Jobs = _jobsContext.Jobs.Where(x => x.Machine.SerialNumber == Settings.MachineSerialNumber).ToObservableCollection();
JobsCollectionView = CollectionViewSource.GetDefaultView(Jobs.Concat(Jobs).Concat(Jobs).Concat(Jobs).Concat(Jobs).Concat(Jobs).Concat(Jobs));
JobsCollectionView.SortDescriptions.Add(new SortDescription(nameof(Job.LastUpdated), ListSortDirection.Descending));
});
}
}
}
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