public async Task <PagedList <UserDto> > GetOnlineFriends(Guid userId, PaginationParams paginationParams)
{
List <Guid> onlineUsersIds = GetOnlineUsers();
List <Guid> userFriendsIds = _friendsRelationService.GetUserFriendsId(userId);
List <Guid> onlineFriendsIds = onlineUsersIds.Intersect(userFriendsIds).ToList();
PagedList <Guid> onlineFriendsPages = PagedList <Guid> .Create(onlineFriendsIds,
paginationParams.PageNumber,
paginationParams.PageSize,
(paginationParams.PageNumber - 1) *paginationParams.PageSize + paginationParams.Skip);
List <UserDto> onlineFriendsFromApi = await _userService.GetUsersAsync(onlineFriendsPages);
return(PagedList <UserDto> .CreateNewWithSameParams(onlineFriendsPages, onlineFriendsFromApi));
}
public PagedList <PostDto> GetLatestFriendsPosts(Guid userId, PaginationParams paginationParams)
{
_logger.LogDebug("Trying to get user and friends latest posts: {userid}", userId);
if (userId == Guid.Empty)
{
throw new ArgumentNullException(nameof(userId));
}
try
{
List <Guid> friendsId = _friendsRelationService.GetUserFriendsId(userId);
List <PostDto> latestPosts = GetLatestFriendsPosts(userId, friendsId);
return(PagedList <PostDto> .Create(latestPosts,
paginationParams.PageNumber,
paginationParams.PageSize,
(paginationParams.PageNumber - 1) *paginationParams.PageSize + paginationParams.Skip));
}
catch (Exception ex)
{
_logger.LogError(ex, "Error occured during getting latest posts.");
throw;
}
}
