using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Globalization;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Data;
using Tango.MachineStudio.Logging.ViewModels;

namespace Tango.MachineStudio.Logging.Converters
{
    public class EventsToTimeRulerTicksConverter : IValueConverter
    {
        public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
        {
            ObservableCollection<TimelineEventGroup> groups = value as ObservableCollection<TimelineEventGroup>;

            DateTime maxTime = groups.SelectMany(x => x.Events).Max(x => x.DateTime);
            DateTime minTime = groups.SelectMany(x => x.Events).Min(x => x.DateTime);

            List<DateTime> dates = new List<DateTime>();

            for (DateTime time = minTime; time < maxTime; time = time.AddSeconds(1))
            {
                dates.Add(time);
            }

            return dates;
        }

        public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
        {
            throw new NotImplementedException();
        }
    }
}