using Google.Apis.YouTube.v3.Data;
using System;
using YoutubeExplode;

namespace FoxTube.Models
{
	public class VideoItem
	{
		public Video Meta { get; set; }
		public YoutubeExplode.Videos.Video AdditionalMeta { get; set; }
		public YoutubeExplode.Channels.Channel ChannelMeta { get; set; }

		public string TimeLabel { get; set; }
		public string ViewsLabel { get; set; }
		public int LiveLabelOpacity => Meta?.LiveStreamingDetails == null ? 0 : 1;
		public string LiveLabel
		{
			get
			{
				if (Meta?.LiveStreamingDetails == null)
					return "";
				else if (Meta.LiveStreamingDetails.ActualStartTime.HasValue)
					return "LIVE";
				else if (Meta.LiveStreamingDetails.ScheduledStartTime.HasValue)
					return $"Live in {Meta.LiveStreamingDetails.ScheduledStartTime - DateTime.Now}";
				else
					return "Upcoming";
			}
		}

		public VideoItem(Video meta)
		{
			Meta = meta;
			LoadInfo();
		}

		private async void LoadInfo()
		{
			YoutubeClient client = new YoutubeClient(UserManagement.Service.HttpClient);

			AdditionalMeta = await client.Videos.GetAsync(Meta.Id);
			ChannelMeta = await client.Channels.GetByVideoAsync(Meta.Id);

			TimeLabel = $"{AdditionalMeta?.Duration} • {AdditionalMeta.UploadDate.DateTime.GetFriendlyDate()}";
			ViewsLabel = $"{AdditionalMeta?.Engagement.ViewCount} views";
		}
	}
}