public async Task <ChannelVideoListResponse> FetchNextAsync()
{
if (!hasNext)
{
return(null);
}
ChannelVideoListResponse channelVideoListResponse = await _service.GetChannelVideoListAsync(_channelSeq, _count, currentPage);
if (channelVideoListResponse.Videos.Count < _count)
{
hasNext = false;
}
currentPage++;
return(channelVideoListResponse);
}
public async Task <ChannelVideoListResponse> GetChannelVideoListAsync(int channelSeq, int count, int page, CancellationToken cancellationToken)
{
ValidateStrictlyPostiveInteger(channelSeq, nameof(channelSeq));
ValidateStrictlyPostiveInteger(count, nameof(count));
ValidateStrictlyPostiveInteger(page, nameof(page));
count = Math.Min(count, 50);
HttpRequestMessage request = new HttpRequestMessage(HttpMethod.Get, string.Format(_channelVideoListEndpoint, _appId, channelSeq, count, page, _locale.Value));
HttpResponseMessage response = await _http.SendAsync(request, cancellationToken);
if (!response.IsSuccessStatusCode)
{
await HandleNonSuccessStatusCodeAsync(response);
}
string responseText = await response.Content.ReadAsStringAsync();
if (string.IsNullOrEmpty(responseText) || string.IsNullOrWhiteSpace(responseText))
{
throw new UnkownErrorException();
}
dynamic responseTextDynamic = JsonConvert.DeserializeObject <dynamic>(responseText);
if (responseTextDynamic == null ||
(responseTextDynamic != null && responseTextDynamic["result"] == null))
{
throw new UnkownErrorException();
}
ChannelVideoListResponse channelVideoListResponse = JsonConvert.DeserializeObject <ChannelVideoListResponse>(responseTextDynamic["result"].ToString());
if (channelVideoListResponse == null)
{
throw new UnmappableResponseException();
}
return(channelVideoListResponse);
}
public LiveMonitorTask(int channelSeq, int count, TimeSpan period, VSharpService service) : base(channelSeq, period, service)
{
_count = count;
Timer = new Timer(async(s) =>
{
if (Checking)
{
return;
}
// Set flag to prevent overlapping checks
Checking = true;
try
{
ChannelVideoListResponse channelVideoListResponse = await Service.GetChannelVideoListAsync(ChannelSeq, _count, 1);
List <Video> videos = channelVideoListResponse.Videos;
videos = videos.Where(x => x.VideoType == "LIVE" && x.OnAirStartAt > lastLive).ToList();
for (int i = videos.Count - 1; i >= 0; i--)
{
LiveFound.Invoke(null, CreateLiveFoundEventArgs(videos[i], channelVideoListResponse.ChannelInfo));
}
if (videos.Any())
{
lastLive = videos.Max(x => x.OnAirStartAt);
}
}
catch (Exception e)
{
ExceptionThrown.Invoke(null, e);
}
finally
{
Checking = false;
}
}, null, Timeout.Infinite, Timeout.Infinite);
}