From 00c79b347c11073256dbf59d04f09f7d7ddca3aa Mon Sep 17 00:00:00 2001
From: Jeroen De Meerleer <me@jeroened.be>
Date: Fri, 27 Sep 2019 16:27:04 +0200
Subject: [PATCH] Added function to calcultate buchholz score

---
 src/Player.php | 24 +++++++++++++++++++++++-
 1 file changed, 23 insertions(+), 1 deletion(-)

diff --git a/src/Player.php b/src/Player.php
index 12d54e7..9876f21 100644
--- a/src/Player.php
+++ b/src/Player.php
@@ -192,7 +192,29 @@ class Player
         return $points;
     }
 
-
+    /**
+     * Returns the points of the player that should be used for buchholz.
+     *
+     * 1 Point is awarded for winning
+     * 0.5 points are awarded for draw
+     * 0.5 points for not played
+     *
+     * @return float
+     */
+    public function getPointsForBuchholz(): float
+    {
+        $points = 0;
+        foreach ($this->getPairings() as $pairing) {
+            if (array_search($pairing->getResult(), Constants::NotPlayed) !== false) {
+                $points = $points + 0.5;
+            } elseif (array_search($pairing->getResult(), Constants::Won) !== false) {
+                $points = $points + 1;
+            } elseif (array_search($pairing->getResult(), Constants::Draw) !== false) {
+                $points = $points + 0.5;
+            }
+        }
+        return $points;
+    }
     /**
      * Returns the performance rating of the player
      *