contrib/nitrpg: add a Comparator to sort games by number of players

[nit.git] / contrib / nitrpg / src / game.nit

diff --git a/contrib/nitrpg/src/game.nit b/contrib/nitrpg/src/game.nit
index 4d62283..d1dff3e 100644 (file)
--- a/contrib/nitrpg/src/game.nit
+++ b/contrib/nitrpg/src/game.nit
@@ -292,6 +292,19 @@ end
 
 # utils
 
+# Sort games by descending number of players.
+#
+# The first in the list is the game with the more players.
+class GamePlayersComparator
+       super Comparator
+
+       redef type COMPARED: Game
+
+       redef fun compare(a, b) do
+               return b.load_players.length <=> a.load_players.length
+       end
+end
+
 # Sort players by descending number of nitcoins.
 #
 # The first in the list is the player with the more of nitcoins.