protected virtual HttpWebRequest CreateRequest(string url)
{
var request = WebRequestFactory.Create(url);
RateLimiter.Exec(() =>
{
request.UserAgent = string.Format("{0}/{1} +{2}", Publication.Product, Publication.Version, Publication.HomePage);
if (this.Key != null && this.Secret != null)
{
request.Headers[HttpRequestHeader.Authorization] = string.Format("Discogs key={0}, secret={1}", this.Key, this.Secret);
}
});
return(request);
}
protected virtual async Task <SearchLyricResult> Lookup(string artist, string song)
{
var url = this.GetUrl(artist, song);
Logger.Write(this, LogLevel.Debug, "Querying the API: {0}", url);
var request = WebRequestFactory.Create(url);
using (var response = (HttpWebResponse)request.GetResponse())
{
if (response.StatusCode != HttpStatusCode.OK)
{
Logger.Write(this, LogLevel.Warn, "Status code does not indicate success.");
return(null);
}
using (var stream = response.GetResponseStream())
{
var results = Serializer.LoadSearchLyricResults(stream).Where(
result => result.Valid
);
return(await this.Lookup(artist, song, results).ConfigureAwait(false));
}
}
}