private async Task <PlaylistOutput> GetPlayListItemsAsync(PlaylistInput input, CancellationToken token, bool paging)
{
JObject listJson;
PlaylistOutput output = new PlaylistOutput();
do
{
listJson = JObject.Parse(await GetJsonAsync(input, InputType.Playlist, token));
output.TotalResults = int.Parse(listJson["pageInfo"]["totalResults"].ToString());
input.PageToken = listJson["nextPageToken"].IsNullOrEmpty() != true ? listJson["nextPageToken"].ToString() : null;
output.NextPage = input.PageToken;
foreach (var item in listJson["items"])
{
output.VideosData.Add(SetPlaylistContainsDetails(item["snippet"]));
output.TotalResults++;
}
} while (!listJson["nextPageToken"].IsNullOrEmpty() && !paging);
return(output);
}
private Uri CreatePlaylistClientUri(PlaylistInput input)
{
if (string.IsNullOrEmpty(_apiKey))
{
throw new ArgumentNullException(nameof(_apiKey), "Api Key can not be null");
}
if (string.IsNullOrEmpty(input.PlaylistId))
{
throw new ArgumentNullException(nameof(input.PlaylistId), "PlaylistId can not be null");
}
UriBuilder builder = new UriBuilder(_baseUri + EntryPoints.Playlist)
{
Query = $"key={_apiKey}&" +
"part=snippet&" +
$"playlistId={input.PlaylistId}&" +
$"maxResults={input.MaxResultPerPage.SetMaxResultPerPage()}&" +
$"pageToken={input.PageToken}"
};
return(builder.Uri);
}
public async Task <PlaylistOutput> GetPlaylistWithPagingAsync(PlaylistInput input, CancellationToken token = new CancellationToken())
{
return(await this.GetPlayListItemsAsync(input, token, true));
}
private static string _playlistId = "PLzByySESNL7GKiOXOs7ew5vEFBxuJvf0D"; // https://www.youtube.com/playlist?list=PLzByySESNL7GKiOXOs7ew5vEFBxuJvf0D
static void Main(string[] args)
{
Console.WriteLine($"--- --- --- --- Playlist --- --- --- ---");
var youtubeClient = new YoutubeClient(_apiKey);
var response = Task.Run(() => youtubeClient.GetPlayListAsync(new PlaylistInput
{
PlaylistId = _playlistId
}, CancellationToken.None)).Result;
foreach (var item in response.VideosData)
{
Console.WriteLine($"{item.Position} - {item.Title} (Video Id : {item.VideoId})");
}
Console.WriteLine($"--- --- --- --- Trendings --- --- --- ---");
var responseTrending = Task.Run(() => youtubeClient.GetTrendingAsync(new TrendingInput
{
Category = TrendingEnums.Categories.Music,
Region = TrendingEnums.Regions.Turkey
}), CancellationToken.None).Result;
int i = 0;
foreach (var item in responseTrending.VideosData)
{
Console.WriteLine($"{++i} - {item.Title} (Video Id : {item.VideoId}) ({item.CategoryId} | {item.Category.ToString()})");
}
Console.WriteLine($"--- --- --- --- Playlist With Pagging --- --- --- ---");
var playlistInput = new PlaylistInput
{
MaxResultPerPage = 20,
PlaylistId = _playlistId
};
for (int j = 0; j < 3; j++)
{
Console.WriteLine("Page : " + j);
var responsePlaylistPaging = Task.Run(() => youtubeClient.GetPlaylistWithPagingAsync(playlistInput, token: new CancellationToken())).Result;
playlistInput.PageToken = responsePlaylistPaging.NextPage;
foreach (var item in responsePlaylistPaging.VideosData)
{
Console.WriteLine($"{item.Position} - {item.Title} (Video Id : {item.VideoId})");
}
}
Console.WriteLine($"--- --- --- --- Trending With Pagging --- --- --- ---");
var trendingInput = new TrendingInput()
{
MaxResultPerPage = 20,
Category = TrendingEnums.Categories.Music,
Region = TrendingEnums.Regions.Turkey
};
int k = 0;
for (int j = 0; j < 3; j++)
{
Console.WriteLine("Page : " + j);
var responsePlaylistPaging = Task.Run(() => youtubeClient.GetTrendingWithPagingAsync(trendingInput, token: new CancellationToken())).Result;
playlistInput.PageToken = responsePlaylistPaging.NextPage;
foreach (var item in responsePlaylistPaging.VideosData)
{
Console.WriteLine($"{++k} - {item.Title} (Video Id : {item.VideoId})");
}
}
Console.ReadKey();
}