From 229618b91ba796452677b53e58612bb67c161842 Mon Sep 17 00:00:00 2001
From: Brian Hicks <brian@brianthicks.com>
Date: Mon, 12 Oct 2020 10:47:14 -0500
Subject: [PATCH] use average instead of median

---
 src/League.elm | 19 ++++++++-----------
 1 file changed, 8 insertions(+), 11 deletions(-)

diff --git a/src/League.elm b/src/League.elm
index 56ca795..c546aae 100644
--- a/src/League.elm
+++ b/src/League.elm
@@ -93,18 +93,15 @@ getPlayer name (League league) =
 addPlayer : Player -> League -> League
 addPlayer player (League league) =
     let
-        ratings =
-            Dict.values league.players
-                |> List.map .rating
-                |> List.sort
-
-        medianishRating =
-            ratings
-                |> List.drop (List.length ratings // 2)
-                |> List.head
-                |> Maybe.withDefault Elo.initialRating
+        initialRating =
+            case Dict.values league.players |> List.map .rating of
+                [] ->
+                    Elo.initialRating
+
+                nonEmpty ->
+                    List.sum nonEmpty // List.length nonEmpty
     in
-    League { league | players = Dict.insert player.name (Player.setRating medianishRating player) league.players }
+    League { league | players = Dict.insert player.name (Player.setRating initialRating player) league.players }
 
 
 {-| -}