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path: root/Software/Visual_Studio/MachineStudio/Modules/Tango.MachineStudio.Logging/ViewModels/TimelineViewVM.cs
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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.Entities;
using Tango.Core.Commands;
using Tango.MachineStudio.Common.Notifications;
using Tango.MachineStudio.Logging.Views;
using Tango.SharedUI;

namespace Tango.MachineStudio.Logging.ViewModels
{
    public class TimelineViewVM : ViewModel
    {
        private ObservableCollection<TimelineEventGroup> _timelineEventGroups;
        public ObservableCollection<TimelineEventGroup> TimelineEventGroups
        {
            get { return _timelineEventGroups; }
            set { _timelineEventGroups = value; RaisePropertyChangedAuto(); }
        }

        private TimeSpan _timelineMaxTime;
        public TimeSpan TimelineMaxTime
        {
            get { return _timelineMaxTime; }
            set { _timelineMaxTime = value; RaisePropertyChangedAuto(); }
        }

        private double _timelineScaleFactor;
        public double TimelineScaleFactor
        {
            get { return _timelineScaleFactor; }
            set
            {

                if (value < 0.1) value = 0.1;

                _timelineScaleFactor = value;
                RaisePropertyChangedAuto();
            }
        }

        private TimeSpan _currentPosition;

        public TimeSpan CurrentPosition
        {
            get { return _currentPosition; }
            set { _currentPosition = value; RaisePropertyChangedAuto(); }
        }

        private bool _enableTimeMarker;

        public bool EnableTimeMarker
        {
            get { return _enableTimeMarker; }
            set { _enableTimeMarker = value; RaisePropertyChangedAuto(); }
        }

        public RelayCommand<MachinesEvent> EventSelectedCommand { get; set; }


        public TimelineViewVM(INotificationProvider notification)
        {
            TimelineScaleFactor = 10;
            TimelineEventGroups = new ObservableCollection<TimelineEventGroup>();

            EventSelectedCommand = new RelayCommand<MachinesEvent>((ev) =>
            {
                notification.ShowModalDialog<EventDetailsViewVM, EventDetailsView>(new EventDetailsViewVM(ev), (x) => { }, () => { });
            });
        }

        public void Initialize(List<MachinesEvent> events)
        {
            TimelineEventGroups = new ObservableCollection<TimelineEventGroup>();

            if (events != null && events.Count > 0)
            {
                foreach (var group in events.GroupBy(x => x.Group))
                {
                    TimelineEventGroup evGroup = new TimelineEventGroup(group.Key.ToString().ToWords());

                    foreach (var e in group)
                    {
                        evGroup.Events.Add(e);
                    }

                    TimelineEventGroups.Add(evGroup);
                }

                TimelineMaxTime = events.Max(x => x.DateTime) - events.Min(x => x.DateTime);
            }
        }
    }
}