public async Task GetViewersInfoAsync(string channelName)
{
if (channelName.Length == 0)
{
Logger.Log("Channel name is empy.");
return;
}
// Change the name to lowercase, because twitch api only works with lowercase names
channelName = channelName.ToLower();
Logger.Log($"Getting information for channel: {channelName}...");
var streamer = new StreamerInformation(channelName, ClientId);
await streamer.GetChattersInformationAsync();
await streamer.GetStreamInformationAsync();
var featuredStreams = await TwitchApi.GetFeaturedStreamsAsync(TwitchViewerCounterConfiguration.Instance.GetFeaturedStreamsLocation(),
TwitchViewerCounterConfiguration.Instance.GetFeaturedStreamsLanguage());
var featuredStream = StreamHelpers.CheckIfStreamIsFeatured(streamer.Stream, featuredStreams.Featured);
await DisplayInformation(streamer, channelName, featuredStream);
}
private async Task DisplayInformation(StreamerInformation streamerInformation, string channel, FeaturedStreamInfo featured)
{
if (streamerInformation.Chatters == null || streamerInformation.Stream == null)
{
Logger.Log($"Can't get information for channel: {channel}.", LogSeverity.Error);
return;
}
var featuredMessage = "";
if (featured != null)
{
featuredMessage = "\nIs stream featured: Yes\n" +
$"Priority in front page(from 0 to 10): {featured.Priority}\n" +
$"Is stream sponsored: {featured.Sponsored}";
}
var message = $"Displaying information for channel: {channel}\n" +
$"Total viewers: {streamerInformation.Stream.Viewers}\n" +
$"Viewers in chat: {streamerInformation.Chatters.ChatterCount}\n" +
$"% of people in chat: {streamerInformation.PercentageOfViewersInChat:0.0%}\n" +
$"Live started at: {streamerInformation.Stream.LiveStartedAt.ToLocalTime()}" +
featuredMessage;
await SaveToDatabase(streamerInformation, featured);
Logger.Log(message, LogSeverity.Info);
}
private async Task SaveToDatabase(StreamerInformation streamer, FeaturedStreamInfo featuredStream)
{
var streamerEntity = new Streamer
{
ChannelName = streamer.ChannelName,
Chatters = streamer.Chatters.ChatterCount,
Viewers = streamer.Stream.Viewers,
PercentageOfViewersInChat = streamer.PercentageOfViewersInChat,
LiveStartedAt = streamer.Stream.LiveStartedAt.UtcDateTime,
Time = DateTime.Now,
IsFeatured = featuredStream != null,
FeaturedPriority = featuredStream == null ? -1 : featuredStream.Priority,
IsSponsored = featuredStream == null ? false : featuredStream.Sponsored
};
try
{
var context = new MongoDataContext();
var streamerRepository = new StreamerRepository(context);
await streamerRepository.SaveAsync(streamerEntity);
Logger.Log($"Saved {streamerEntity.ChannelName} to database.", LogSeverity.Debug);
}
catch (Exception ex)
{
Logger.Log($"Couldn't save {streamerEntity.ChannelName} to database.\n {ex}", LogSeverity.Critical);
throw;
}
}