/// <summary>
/// Return news carrier. It contains all information about single news
/// </summary>
/// <param name="index">index of news in newsfeed</param>
/// <returns>NewsCarrier - carrier of the news item</returns>
public override async Task<Lists.IListDataCarrier> GetCarrier(int index)
{
//if we out of range
if (index>=this.newsfeed.items.Count()) return null;
NewsСarrier carrier = new NewsСarrier();
carrier.Data = newsfeed.items[index];
//if sender is Friend
try
{
if (carrier.Data.source_id > 0)
carrier.Sender = newsfeed.Profiles.First<Profiles.Profile>(
delegate(Profiles.Profile p)
{
return p.ID == carrier.Data.source_id;
});
else
//if sender is group
carrier.Sender = newsfeed.Groups.First<Profiles.Group>(
delegate(Profiles.Group g)
{
return g.ID == carrier.Data.source_id;
});
if (carrier.Data.copy_owner_id == null)
{
carrier.Owner = null;
}
else
{
if (carrier.Data.copy_owner_id > 0)
carrier.Owner = newsfeed.Profiles.First<Profiles.Profile>(
delegate(Profiles.Profile p)
{
return p.ID == carrier.Data.copy_owner_id;
});
else
carrier.Owner = newsfeed.Groups.First<Profiles.Group>(
delegate(Profiles.Group g)
{
return g.ID == carrier.Data.copy_owner_id;
});
}
}
catch (InvalidOperationException)
{
System.Diagnostics.Debugger.Break();
}
carrier.Id = carrier.Data.post_id;
return carrier;
}
public static async Task<List<Lists.IListDataCarrier>> FastDownloadCount(int count)
{
System.Diagnostics.Debug.WriteLine("Newsfeed download started");
//resieve all latest news items
VKResponse<NewsFeedContainer> newitems = await VKApi.Core.VKProvider.Instance.Call<VKResponse<NewsFeedContainer>>("newsfeed.get",
new Dictionary<string, string>() { {"count",count.ToString()}});
List<Lists.IListDataCarrier> resultdata = new List<Lists.IListDataCarrier>();
if (newitems == null) return resultdata;
foreach (var item in newitems.response.items)
{
NewsСarrier carrier = new NewsСarrier();
carrier.Data = item;
//if sender is Friend
try
{
if (carrier.Data.source_id > 0)
carrier.Sender = newitems.response.profiles.First<Profiles.Profile>(
delegate(Profiles.Profile p)
{
return p.ID == carrier.Data.source_id;
});
else
//if sender is group
carrier.Sender = newitems.response.groups.First<Profiles.Group>(
delegate(Profiles.Group g)
{
return g.ID == carrier.Data.source_id;
});
}
catch (InvalidOperationException)
{
System.Diagnostics.Debugger.Break();
}
carrier.Id = carrier.Data.post_id;
resultdata.Add(carrier);
}
return resultdata;
}
