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using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Data.Entity;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using Tango.BL;
using Tango.BL.Builders;
using Tango.BL.Entities;
using Tango.BL.Enumerations;
using Tango.BL.ValueObjects;
using Tango.Core.Commands;
using Tango.Core.ExtensionMethods;
using Tango.MachineStudio.Common;
using Tango.SharedUI.Components;
namespace Tango.MachineStudio.ActionLogs.ViewModels
{
public class MainViewVM : StudioViewModel
{
#region Properties
private DateTime _startSelectedDate;
public DateTime StartSelectedDate
{
get { return _startSelectedDate; }
set { _startSelectedDate = value; RaisePropertyChangedAuto(); }
}
private DateTime _endSelectedDate;
public DateTime EndSelectedDate
{
get { return _endSelectedDate; }
set { _endSelectedDate = value; RaisePropertyChangedAuto(); }
}
private string _searchFilter;
public string SearchFilter
{
get { return _searchFilter; }
set { _searchFilter = value; RaisePropertyChangedAuto(); }
}
private ObservableCollection<ActionLog> _actionLogs;
public ObservableCollection<ActionLog> ActionLogs
{
get { return _actionLogs; }
set { _actionLogs = value; RaisePropertyChanged(nameof(ActionLogs)); }
}
private SelectedObjectCollection<ActionLogType> _selectedActionLogTypes;
public SelectedObjectCollection<ActionLogType> SelectedActionLogTypes
{
get { return _selectedActionLogTypes; }
set { _selectedActionLogTypes = value;
RaisePropertyChanged(nameof(SelectedActionLogTypes)); }
}
private ActionLog _selectedActionLog = null;
public ActionLog SelectedActionLog
{
get { return _selectedActionLog; }
set { _selectedActionLog = value;
SelectedItemChanged();
RaisePropertyChangedAuto();
InvalidateRelayCommands();
}
}
private ActionLogDifference _differenceObject;
public ActionLogDifference DifferenceObject
{
get { return _differenceObject; }
set { _differenceObject = value; RaisePropertyChangedAuto(); }
}
private bool _isRunning;
public bool IsRunning
{
get { return _isRunning; }
set { _isRunning = value; }
}
#endregion
public RelayCommand SearchCommand { get; set; }
public RelayCommand CopyToClipBoardCommand { get; set; }
public RelayCommand CopyRelateObjectIDCommand { get; set; }
public MainViewVM()
{
ActionLogs = new ObservableCollection<ActionLog>();
SearchCommand = new RelayCommand(GetActionLogs, ()=> !IsRunning);
CopyRelateObjectIDCommand = new RelayCommand(CopyRelateObjectID);
CopyToClipBoardCommand = new RelayCommand(CopyToClipBoard, () => SelectedActionLog != null && SelectedActionLog.DifferenceObject != null);
DateTime now = DateTime.Now;
StartSelectedDate = now.AddMonths(-1);
EndSelectedDate = now;
_isRunning = false;
var source = Enum.GetValues(typeof(ActionLogType)).Cast<ActionLogType>().ToObservableCollection();
var syncedSource = Enum.GetValues(typeof(ActionLogType)).Cast<ActionLogType>().ToObservableCollection();
SelectedActionLogTypes = new SelectedObjectCollection<ActionLogType>(source, syncedSource);
}
public override void OnApplicationReady()
{
}
private void CopyToClipBoard()
{
DataObject data = new DataObject(SelectedActionLog.DifferenceObject.ToJsonString());
System.Windows.Clipboard.SetDataObject(data);
}
private void CopyRelateObjectID()
{
DataObject data = new DataObject(SelectedActionLog.RelatedObjectGuid);
System.Windows.Clipboard.SetDataObject(data);
}
/// <summary>
/// New Database Query with search parameters. Initialization ActionLogs property.
/// </summary>
private async void GetActionLogs()
{
string filter = SearchFilter?.ToLower();
if (String.IsNullOrWhiteSpace(filter)) filter = null;
using (ObservablesContext db = ObservablesContext.CreateDefault())
{
DateTime startUtc = StartSelectedDate.ToUniversalTime();
TimeSpan offsetTime = (EndSelectedDate.Date == DateTime.Now.Date)? DateTime.Now.TimeOfDay : new TimeSpan(23, 59, 59);
DateTime endUtc = EndSelectedDate.ToUniversalTime()+ offsetTime;
IsRunning = true;
ActionLogs = await new ActionLogsCollectionBuilder(db).Set(x => x.LastUpdated <= DbFunctions.TruncateTime(endUtc) && x.LastUpdated >= DbFunctions.TruncateTime(startUtc.Date))
.WithUsers()
.WithActionType(SelectedActionLogTypes.SynchedSource.ToArray())
.Query(y => y.Where
(x => filter == null ||
(x.ID.ToString().ToLower().StartsWith(filter)
|| (x.RelatedObjectName != null && x.RelatedObjectName.ToLower().StartsWith(filter))
|| (x.RelatedObjectGuid != null && x.RelatedObjectGuid.ToLower().StartsWith(filter))
|| (x.User != null && x.User.Contact != null && x.User.Contact.FullName.ToLower().StartsWith(filter)))))
.BuildAsync();
IsRunning = false;
}
}
private void SelectedItemChanged()
{
if (SelectedActionLog == null || SelectedActionLog.DifferenceObject== null)
return;
DifferenceObject = SelectedActionLog.DifferenceObject;
}
}
}
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