Reorder array based on DateTime.

order.cs

    private static int GetArrayIndexFromUtc(int length, int frameTimeout)
    {

        var slides = length;
        var slideDuration = frameTimeout;
        var frameSegment = slideDuration * slides;
        var currentDateTime = DateTime.Now;
        var baseDateTime = new DateTime(currentDateTime.Year, currentDateTime.Month, currentDateTime.Day, 0, 0, 0, 0);

        var ticks = (currentDateTime - baseDateTime).TotalMilliseconds;
        var frame = ticks - (Math.Floor(ticks / frameSegment) * frameSegment);
        var cFrame = Math.Floor(frame / slideDuration);
        return (int)cFrame;
    }

    public static IEnumerable<T> OrderItemsByTimeFrame<T>(this IEnumerable<T> items, int slideDelay)
    {
        var index = GetArrayIndexFromUtc(items.Count(), slideDelay);
        var enumerable = items.Take(index);
        return items.Skip(index).Concat(enumerable);
    }