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using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Tango.BL;
using Tango.BL.Entities;
using Tango.BL.Enumerations;
using Tango.Core.Commands;
using Tango.PPC.Common;
using System.Data.Entity;
using Tango.PPC.Technician.Dialogs;
using Tango.PPC.Common.Synchronization;
namespace Tango.PPC.Technician.ViewModels
{
public class UpdatesViewVM : PPCViewModel
{
public RelayCommand SynchronizeCommand { get; set; }
private List<TangoUpdate> _updates;
public List<TangoUpdate> Updates
{
get { return _updates; }
set { _updates = value; RaisePropertyChangedAuto(); }
}
private TangoUpdate _selectedUpdate;
public TangoUpdate SelectedUpdate
{
get { return _selectedUpdate; }
set { _selectedUpdate = value; OnSelectedUpdateChanged(); }
}
private SynchronizationStatus _selectedSynchronization;
public SynchronizationStatus SelectedSynchronization
{
get { return _selectedSynchronization; }
set { _selectedSynchronization = value; OnSelectedSynchronizationChanged(); }
}
public UpdatesViewVM()
{
Updates = new List<TangoUpdate>();
SynchronizeCommand = new RelayCommand(Synchronize, () => !MachineDataSynchronizer.IsSynchronizing);
}
public override void OnApplicationStarted()
{
}
public override void OnApplicationReady()
{
base.OnApplicationReady();
MachineDataSynchronizer.SynchronizationStarted += (_, __) => InvalidateRelayCommands();
MachineDataSynchronizer.SynchronizationEnded += (_, __) => InvalidateRelayCommands();
}
private async void Synchronize()
{
try
{
await MachineDataSynchronizer.Synchronize();
}
catch { }
}
public async override void OnNavigatedTo()
{
base.OnNavigatedTo();
try
{
using (ObservablesContext db = ObservablesContext.CreateDefault())
{
Updates = await db.TangoUpdates.Where(x =>
x.Status != (int)TangoUpdateStatuses.SynchronizationCompleted &&
x.Status != (int)TangoUpdateStatuses.SynchronizationFailed &&
x.Status != (int)TangoUpdateStatuses.SynchronizationStarted
).OrderByDescending(x => x.StartDate).ToListAsync();
}
}
catch (Exception ex)
{
LogManager.Log(ex, "Error loading update history.");
}
}
private async void OnSelectedUpdateChanged()
{
if (SelectedUpdate != null)
{
await NotificationProvider.ShowDialog<UpdateDetailsViewVM>(new UpdateDetailsViewVM() { Update = SelectedUpdate });
}
}
private async void OnSelectedSynchronizationChanged()
{
if (SelectedSynchronization != null)
{
await NotificationProvider.ShowDialog<SynchronizationDetailsViewVM>(new SynchronizationDetailsViewVM() { Status = SelectedSynchronization });
}
}
}
}
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