public VkontakteController(
ILogger <DiagnosticsController> logger,
VkontakteSettings vkontakteSettings,
RealmSettings realmSettings)
{
this.logger = logger;
this.vkontakteSettings = vkontakteSettings;
this.realmSettings = realmSettings;
}
public DiagnosticsController(
ILogger <DiagnosticsController> logger,
RealmSettings realmSettings,
TweetSettings tweetSettings,
VkontakteSettings vkontakteSettings,
PushSettings pushSettings)
{
this.logger = logger;
this.realmSettings = realmSettings;
this.tweetSettings = tweetSettings;
this.vkontakteSettings = vkontakteSettings;
this.pushSettings = pushSettings;
}
/// <summary>
/// Returns vkontakte posts by community groups
/// </summary>
/// <returns>
/// Returns a list of vkontakte posts.
/// </returns>
internal static async Task <List <ISocialPost> > GetAsync(VkontakteSettings vkontakteSettings, Dictionary <string, byte> communities)
{
var result = new List <VkontaktePost>();
try
{
using var api = new VkApi();
api.Authorize(new ApiAuthParams
{
AccessToken = vkontakteSettings.ServiceKey
});
_communityGroups = (await api.Groups.GetByIdAsync(communities.Select(x =>
{
if (long.TryParse(x.Key, out var groupId))
{
return(Math.Abs(groupId).ToString());
}
return(x.Key);
}), null, GroupsFields.All)).ToList();
foreach (var communityGroup in communities)
{
try
{
var wallGetParams = new WallGetParams {
Count = communityGroup.Value
};
if (long.TryParse(communityGroup.Key, out var groupId))
{
wallGetParams.OwnerId = groupId;
}
else
{
wallGetParams.Domain = communityGroup.Key;
}
var wall = await api.Wall.GetAsync(wallGetParams);
var communityGroupPosts = wall?.WallPosts;
if (communityGroupPosts != null)
{
result.AddRange(communityGroupPosts.Select(communityGroupPost => GetVkontaktePost(communityGroupPost, communityGroup.Key)));
}
}
catch (Exception e)
{
Logger.LogError(e, "Unhandled error while getting original vkontakte posts");
}
}
var postsWithoutDuplicates = result.GroupBy(p => p.PostId).Select(g => g.First()).ToList();
// remove reposted duplicates
var postIds = postsWithoutDuplicates.Select(x => x.PostId).ToList();
for (int i = 0; i < postsWithoutDuplicates.Count; i++)
{
if (postsWithoutDuplicates[i].CopyHistory.Select(x => x.PostId).Intersect(postIds).Any())
{
postsWithoutDuplicates.RemoveAt(i);
}
}
//ToDo: exclude duplicates for reposted posts!
// fill posts with empty Text, PostedImage and PostedVideo from CopyHistory
foreach (var post in postsWithoutDuplicates)
{
if (string.IsNullOrWhiteSpace(post.Text) && post.CopyHistory.Any() && string.IsNullOrWhiteSpace(post.PostedImage) && post.PostedVideo == null)
{
post.Text = $"Reposted: {GetPostText(post)}";
}
}
// set correct name for posts from user
var users = await api.Users.GetAsync(postsWithoutDuplicates
.Where(x => x.OwnerId != null && x.FromId != null && x.OwnerId != x.FromId)
.Select(x => x.FromId.ToString()));
foreach (var post in postsWithoutDuplicates.Where(x => x.OwnerId != null && x.FromId != null && x.OwnerId != x.FromId))
{
var user = users.FirstOrDefault(x => x.Id == post.FromId);
if (user?.LastName != null)
{
post.Name = $"{user.FirstName} {user.LastName}";
}
}
var sortedPosts = postsWithoutDuplicates.OrderByDescending(x => x.CreatedDate).Cast <ISocialPost>().ToList();
return(sortedPosts);
}
catch (Exception e)
{
Logger.LogError(e, "Unhandled error while getting original vkontakte posts");
}
return(new List <ISocialPost>());
}
