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using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Data;
using Tango.Core.Commands;
using Tango.Core.DI;
using Tango.FSE.Common;
using Tango.Integration.Logging;
using Tango.Logging;
using Tango.SharedUI.Components;
namespace Tango.FSE.UI.Panes
{
public class LogViewerPaneVM : FSEViewModel
{
private List<LogItemBase> _pausedApplicationLogs;
private List<EmbeddedLogItem> _pausedMachineLogs;
public ObservableCollection<LogItemBase> ApplicationLogs { get; set; }
public ObservableCollection<EmbeddedLogItem> MachineLogs { get; set; }
public ICollectionView ApplicationLogsView { get; set; }
public ICollectionView MachineLogsView { get; set; }
public SelectedObjectCollection<LogCategory> SelectedApplicationLogsCategories { get; set; }
public SelectedObjectCollection<LogCategory> SelectedMachineLogsCategories { get; set; }
public bool ApplicationLogsPaused { get; set; }
public bool MachineLogsPaused { get; set; }
private String _applicationLogsFilter;
public String ApplicationLogsFilter
{
get { return _applicationLogsFilter; }
set { _applicationLogsFilter = value; RaisePropertyChangedAuto(); ApplicationLogsView.Refresh(); }
}
private String _machineLogsFilter;
public String MachineLogsFilter
{
get { return _machineLogsFilter; }
set { _machineLogsFilter = value; RaisePropertyChangedAuto(); MachineLogsView.Refresh(); }
}
public RelayCommand ClearApplicationLogsCommand { get; set; }
public RelayCommand ClearMachineLogsCommand { get; set; }
public LogViewerPaneVM()
{
_pausedApplicationLogs = new List<LogItemBase>();
_pausedMachineLogs = new List<EmbeddedLogItem>();
ApplicationLogs = new ObservableCollection<LogItemBase>();
MachineLogs = new ObservableCollection<EmbeddedLogItem>();
ApplicationLogsView = CollectionViewSource.GetDefaultView(ApplicationLogs);
MachineLogsView = CollectionViewSource.GetDefaultView(MachineLogs);
ApplicationLogsView.Filter = FilterApplicationLogs;
MachineLogsView.Filter = FilterMachineLogs;
SelectedApplicationLogsCategories = new SelectedObjectCollection<LogCategory>(new ObservableCollection<LogCategory>()
{
LogCategory.Info,
LogCategory.Warning,
LogCategory.Error,
LogCategory.Critical,
}, new ObservableCollection<LogCategory>()
{
LogCategory.Info,
LogCategory.Warning,
LogCategory.Error,
LogCategory.Critical,
});
SelectedMachineLogsCategories = new SelectedObjectCollection<LogCategory>(new ObservableCollection<LogCategory>()
{
LogCategory.Info,
LogCategory.Warning,
LogCategory.Error,
LogCategory.Critical,
LogCategory.Debug,
}, new ObservableCollection<LogCategory>()
{
LogCategory.Info,
LogCategory.Warning,
LogCategory.Error,
LogCategory.Critical,
LogCategory.Debug,
});
SelectedApplicationLogsCategories.SynchedSource.CollectionChanged += (_, __) => ApplicationLogsView.Refresh();
SelectedMachineLogsCategories.SynchedSource.CollectionChanged += (_, __) => MachineLogsView.Refresh();
ClearApplicationLogsCommand = new RelayCommand(ClearApplicationLogs);
ClearMachineLogsCommand = new RelayCommand(ClearMachineLogs);
TangoIOC.Default.Inject(this);
LoggingProvider.ApplicationLogAvailable += LoggingProvider_ApplicationLogAvailable;
LoggingProvider.EmbeddedLogAvailable += LoggingProvider_EmbeddedLogAvailable;
}
private bool FilterApplicationLogs(object obj)
{
var log = obj as LogItemBase;
return SelectedApplicationLogsCategories.SynchedSource.Contains(log.Category) && (String.IsNullOrWhiteSpace(ApplicationLogsFilter) || log.Message.ToLower().Contains(ApplicationLogsFilter.ToLower()));
}
private bool FilterMachineLogs(object obj)
{
var log = obj as EmbeddedLogItem;
return SelectedMachineLogsCategories.SynchedSource.Contains(log.Category) && (String.IsNullOrWhiteSpace(MachineLogsFilter) || log.Message.ToLower().Contains(MachineLogsFilter.ToLower()));
}
private void ClearApplicationLogs()
{
_pausedApplicationLogs.Clear();
ApplicationLogs.Clear();
}
private void ClearMachineLogs()
{
_pausedMachineLogs.Clear();
MachineLogs.Clear();
}
private void LoggingProvider_ApplicationLogAvailable(object sender, LogItemBase logItem)
{
if (ApplicationLogsPaused)
{
_pausedApplicationLogs.Add(logItem);
}
else
{
InvokeUI(() =>
{
if (_pausedApplicationLogs.Count > 0)
{
foreach (var pausedItem in _pausedApplicationLogs)
{
ApplicationLogs.Insert(0, pausedItem);
}
_pausedApplicationLogs.Clear();
}
ApplicationLogs.Insert(0, logItem);
});
}
}
private void LoggingProvider_EmbeddedLogAvailable(object sender, EmbeddedLogItem logItem)
{
if (MachineLogsPaused)
{
_pausedMachineLogs.Add(logItem);
}
else
{
InvokeUI(() =>
{
if (_pausedMachineLogs.Count > 0)
{
foreach (var pausedItem in _pausedMachineLogs)
{
MachineLogs.Insert(0, pausedItem);
}
_pausedMachineLogs.Clear();
}
MachineLogs.Insert(0, logItem);
});
}
}
}
}
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