public static VkGroup FromJson(JToken json)
{
if (json == null)
{
throw new ArgumentException("Json can not be null.");
}
VkGroup vkGroup = new VkGroup();
vkGroup.Id = Math.Abs(json["gid"].Value <long>());
vkGroup.Name = json["name"].Value <string>();
if (json["photo"] != null)
{
vkGroup.Photo = new Uri(json["photo"].Value <string>());
}
return(vkGroup);
}
public async Task <IEnumerable <VkGroup> > Get(string uid, string fields, string filter, int count, int offset, bool extended = true)
{
Dictionary <string, string> dictionary = new Dictionary <string, string>();
if (!string.IsNullOrEmpty(uid))
{
dictionary.Add("uid", uid);
}
if (!string.IsNullOrWhiteSpace(fields))
{
dictionary.Add("fields", fields);
}
if (!string.IsNullOrWhiteSpace(filter))
{
dictionary.Add("filter", filter);
}
if (count > 0)
{
dictionary.Add("count", count.ToString());
}
if (offset > 0)
{
dictionary.Add("offset", offset.ToString());
}
if (extended)
{
dictionary.Add("extended", "1");
}
dictionary.Add("access_token", Vkontakte.Instance.AccessToken.Token);
JObject jObject = await new VkRequest(new Uri("https://api.vk.com/method/groups.get"), dictionary, "GET").Execute();
VkErrorProcessor.ProcessError(jObject);
IEnumerable <VkGroup> result;
if (jObject["response"].HasValues)
{
result = Enumerable.Select <JToken, VkGroup>(Enumerable.Where <JToken>(jObject["response"], (JToken g) => g.HasValues), (JToken g) => VkGroup.FromJson(g));
}
else
{
result = null;
}
return(result);
}