elo chart debugging

app/user/HistoryRepo.scala

@@ -26,13 +26,21 @@ final class HistoryRepo(collection: MongoCollection) {
     ~collection.findOne(
       DBObject("_id" -> username.toLowerCase)
     ).map(history ⇒
-    (history.as[MongoDBList]("entries").toList collect { 
-          case elem: com.mongodb.BasicDBList ⇒ for {
-            ts ← elem.getAs[Double](0)
-            elo ← elem.getAs[Double](1)
-            op = if (elem.size > 2) elem.getAs[Double](2) else None
-          } yield (ts.toInt, elo.toInt, op map (_.toInt))
-        }).flatten sortBy (_._1) 
+        (history.as[MongoDBList]("entries").toList collect {
+          case elem: com.mongodb.BasicDBList ⇒ try {
+            for {
+              ts ← elem.getAs[Double](0)
+              elo ← elem.getAs[Double](1)
+              op = if (elem.size > 2) elem.getAs[Double](2) else None
+            } yield (ts.toInt, elo.toInt, op map (_.toInt))
+          }
+          catch {
+            case (err: Exception) ⇒ {
+              println("ERR while parsing %s history: %s(%s)".format(username, err.getClass, err.getMessage))
+              none
+            }
+          }
+        }).flatten sortBy (_._1)
       )
-  } except { err ⇒ putStrLn("ERR while parsing user history: " + err.getMessage) inject Nil }
+  }
 }

app/user/UserRepo.scala

@@ -167,14 +167,14 @@ class UserRepo(collection: MongoCollection)
 
   val countEnabled: IO[Int] = io { count(enabledQuery).toInt }
 
-  def usernamesLike(username: String): IO[List[String]] = io {
+  def usernamesLike(username: String, max: Int = 10): IO[List[String]] = io {
     val escaped = """^([\w-]*).*$""".r.replaceAllIn(normalize(username), _ group 1)
     val regex = "^" + escaped + ".*$"
     collection.find(
       DBObject("_id" -> regex.r),
       DBObject("username" -> 1))
       .sort(DBObject("_id" -> 1))
-      .limit(10)
+      .limit(max)
       .toList
       .map(_.getAs[String]("username"))
       .flatten

todo

@@ -56,3 +56,4 @@ traduction intégrale
 block user creation from an IP
 mute IP
 add elo filter to the lobby
+elo chart bug http://en.lichess.org/@/amir8869154