protected virtual void CopyRankedData([NotNull] RankedKeyword keyword,
[NotNull] KeywordsEverywhereResponseItem item)
{
if (int.TryParse(item.Vol, out var volume))
{
keyword.Volume = volume;
}
keyword.CostPerClick = item.Cpc;
if (double.TryParse(item.Competition, out var competition))
{
keyword.Competition = competition;
}
}
public RankedKeyword RankKeyword(string keyword)
{
var rankedKeyword = new RankedKeyword
{
Text = keyword
};
try
{
var url = GetRequestUrl(keyword);
using (var client = new WebClient {
Encoding = Encoding.UTF8
})
{
var jsonString = client.DownloadString(url);
if (string.IsNullOrWhiteSpace(jsonString))
{
Log.Error($"Cannot get ranking information for '{keyword}'.", this);
return(rankedKeyword);
}
var response = JsonConvert.DeserializeObject <KeywordsEverywhereResponse>(jsonString);
if (response == null || !string.IsNullOrWhiteSpace(response.Error))
{
Log.SingleError($"Cannot get ranking information for '{keyword}'. Error: {response?.Error}",
this);
return(rankedKeyword);
}
if (!string.IsNullOrWhiteSpace(response.Alert))
{
Log.Warn($"Got an alert({response.Alert}) while was ranking '{keyword}'.", this);
}
CopyRankedData(rankedKeyword,
response.Data?.SingleOrDefault(x =>
x.Keyword.Equals(keyword, StringComparison.InvariantCultureIgnoreCase)));
}
}
catch (Exception e)
{
Log.Error($"Cannot rank keyword '{keyword}' using {nameof(KeywordsEverywhereKeywordRankingProvider)}.",
e, this);
}
return(rankedKeyword);
}
