public void LikePost(Guid postId, Guid profileId, DateTime dateTime)
{
// Try to find existing like
var existingLikeId = new PostLikeModelId(postId, profileId);
var existingLike = _uniwikiContext.PostLikes.Find(existingLikeId.GetKeyValues());
// If there is no like
if (existingLike == null)
{
// Create the like
var like = new PostLikeModel(postId, profileId, dateTime, true);
// Save it to the DB
_uniwikiContext.PostLikes.Add(like);
}
else
{
// If it already is liked
if (existingLike.IsLiked)
{
// Do nothing
return;
}
// Like it
existingLike.Like();
}
}
public int Like(PostLikeModel model)
{
try
{
var postLike = new PostLike()
{
PostId = model.PostId,
Status = true,
LikedBy = model.UserId,
LikedOn = UnixTimeBaseClass.UnixTimeNow
};
_db.PostLikes.Add(postLike);
_db.SaveChanges();
return(postLike.PostLikeId);
}
catch (Exception ex)
{
JavaScriptSerializer js = new JavaScriptSerializer();
string json = js.Serialize(model);
Log.Error("Post Like - Add- " + json, ex);
throw;
}
}
public int Unlike(PostLikeModel model)
{
try
{
var postLike = _db.PostLikes.First(x => x.PostId == model.PostId && x.LikedBy == model.UserId);
postLike.Status = false;
postLike.LastUpdatedOn = UnixTimeBaseClass.UnixTimeNow;
_db.Entry(postLike).State = EntityState.Modified;
_db.SaveChanges();
return(postLike.PostLikeId);
}
catch (Exception ex)
{
JavaScriptSerializer js = new JavaScriptSerializer();
string json = js.Serialize(model);
Log.Error("Post Comment - Edit- " + json, ex);
throw;
}
}
public int Like(PostLikeModel model)
{
return(_postLike.Like(model));
}