using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using AudibleUtilities;
using DataLayer;
using Dinah.Core;
using LibationFileManager;

namespace FileLiberator
{
	public static class UtilityExtensions
	{
		public static (string id, string title, string locale, string account) LogFriendly(this LibraryBook libraryBook)
			=> (
			id: libraryBook.Book.AudibleProductId,
			title: libraryBook.Book.Title,
			locale: libraryBook.Book.Locale,
			account: libraryBook.Account.ToMask()
			);

		public static async Task<AudibleApi.Api> GetApiAsync(this LibraryBook libraryBook)
		{
			var apiExtended = await ApiExtended.CreateAsync(libraryBook.Account, libraryBook.Book.Locale);
			return apiExtended.Api;
		}

		public static LibraryBookDto ToDto(this LibraryBook libraryBook)
		{
			using var persister = AudibleApiStorage.GetAccountsSettingsPersister();
			var nickname
				= persister.AccountsSettings.Accounts
				.FirstOrDefault(a => a.AccountId == libraryBook.Account)
				?.AccountName;

			return new()
			{
				Account = libraryBook.Account,
				AccountNickname = nickname,
				DateAdded = libraryBook.DateAdded,

				AudibleProductId = libraryBook.Book.AudibleProductId,
				Title = libraryBook.Book.Title ?? "",
				Locale = libraryBook.Book.Locale,
				YearPublished = libraryBook.Book.DatePublished?.Year,
				DatePublished = libraryBook.Book.DatePublished,

				Authors = libraryBook.Book.Authors.Select(c => c.Name).ToList(),

				Narrators = libraryBook.Book.Narrators.Select(c => c.Name).ToList(),

				SeriesName = libraryBook.Book.SeriesLink.FirstOrDefault()?.Series.Name,
				SeriesNumber = (int?)libraryBook.Book.SeriesLink.FirstOrDefault()?.Index,
				IsPodcastParent = libraryBook.Book.IsEpisodeParent(),
				IsPodcast = libraryBook.Book.IsEpisodeChild() || libraryBook.Book.IsEpisodeParent(),

				BitRate = libraryBook.Book.AudioFormat.Bitrate,
				SampleRate = libraryBook.Book.AudioFormat.SampleRate,
				Channels = libraryBook.Book.AudioFormat.Channels,
				Language = libraryBook.Book.Language
			};
		}
	}
}