public override void Execute()
{
if (activity.EffectiveSubjetType == "sitepage_page")
{
var likedSrc = UsersNetworks.Instance.GetLikedSources(userId).GetSource(activity.EffectiveSubjectId, activity.EffectiveSubjetType);
if (likedSrc != null)
{
//update the cache
likedSrc.AffinityLevel = (byte)(likedSrc.AffinityLevel / 2); //reduce it by 50%
//update the DB
SourceAffinities.UpdateAffinity(userId, activity.EffectiveSubjectId, activity.EffectiveSubjetType, likedSrc.AffinityLevel);
}
else
{
//if we never liked it before and we don't like it, we will set it with affinity 0 to make sure we don't get it
SourceAffinities.Add(new SourceAffinity()
{
affinity = 0,
user_id = this.userId,
source_id = activity.EffectiveSubjectId,
source_type = activity.EffectiveSubjetType,
date = DateTime.Now
});
UsersNetworks.Instance.GetLikedSources(userId).AddSource(activity.EffectiveSubjectId, activity.EffectiveSubjetType, 0);
}
}
else
{
Logger.Instance.Warn($"can't unlike this source.subject type is {activity.EffectiveSubjetType}");
}
}
private void RelikePublisher()
{
if (activity.EffectiveSubjetType == "sitepage_page")
{
var likedSrc = UsersNetworks.Instance.GetLikedSources(userId).GetSource(activity.EffectiveSubjectId, activity.EffectiveSubjetType);
if (likedSrc != null)
{
//update the cache
if (likedSrc.AffinityLevel == 0)
{
//remove it
UsersNetworks.Instance.GetLikedSources(userId).RemoveSource(activity.EffectiveSubjectId, activity.EffectiveSubjetType);
SourceAffinities.RemoveAffinity(userId, activity.EffectiveSubjectId, activity.EffectiveSubjetType);
}
else
{
likedSrc.AffinityLevel = (byte)(likedSrc.AffinityLevel * 2); //double it to undo the reduction
//update the DB
SourceAffinities.UpdateAffinity(userId, activity.EffectiveSubjectId, activity.EffectiveSubjetType, likedSrc.AffinityLevel);
}
}
}
else
{
Logger.Instance.Debug($"can't relike this source.subject type is {activity.EffectiveSubjetType}");
}
}
protected void LikeSourceIfPossible(ulong sourceId, string sourceType)
{
try
{
var likedSource = UsersNetworks.Instance.GetLikedSources(userId).GetSource(sourceId, sourceType);
if (likedSource == null)// && (sourceType == "sitepage_page" || sourceType == "sitegroup_group"))
{
//set affinity to this page/group/user
Logger.Instance.Debug($"start liking {sourceType} {sourceId}");
byte affinity = 50;
SourceAffinities.Add(new SourceAffinity()
{
affinity = affinity,//TODO manage affinity in the future
user_id = this.userId,
source_id = sourceId,
source_type = sourceType,
date = DateTime.Now
});
UsersNetworks.Instance.GetLikedSources(userId).AddSource(sourceId, sourceType, affinity);
}
else
{
//increase existing affinity up to 100
if (likedSource.AffinityLevel < 50)
{
likedSource.AffinityLevel = 50; //give it a new chance
}
else if (likedSource.AffinityLevel > 55) // that mean we have a history of liking this
{
likedSource.AffinityLevel += 10;
}
else
{
likedSource.AffinityLevel++;
}
//fix it on max 100
if (likedSource.AffinityLevel > 100)
{
likedSource.AffinityLevel = 100;
}
//update the db
SourceAffinities.UpdateAffinity(userId, (uint)sourceId, sourceType, likedSource.AffinityLevel);
}
}
catch (Exception e)
{
Logger.Instance.Error($"Failed to like source:{e.Message}");
Logger.Instance.Debug(e.ToString());
}
}
