From 1fb4e3f8e375ea3937a448119b701b62f0feb56d Mon Sep 17 00:00:00 2001
From: Florian Schmid <melonencool@gmail.com>
Date: Wed, 19 Apr 2023 19:56:51 +0200
Subject: [PATCH] add statistic class

---
 js/statistics.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 js/statistics.js

diff --git a/js/statistics.js b/js/statistics.js
new file mode 100644
index 0000000..d7aa863
--- /dev/null
+++ b/js/statistics.js
@@ -0,0 +1,23 @@
+class Stats {
+    #score;
+    #highScore;
+    #highScoreStorageKey;
+
+    constructor(highScoreStorageKey) {
+        // used as key for localStorage
+        
+        this.#highScoreStorageKey = highScoreStorageKey;
+
+        this.#score = 0;
+        this.#highScore = localStorage.getItem(this.#highScoreStorageKey) ?? 0;
+    }
+
+    incrementScore(value = 1) {
+        this.#score += value;
+
+        if (this.#highScore < this.#score) {
+            this.#highScore = this.#score;
+            localStorage.setItem(this.#highScoreStorageKey, this.#highScore);
+        }
+    }
+}
\ No newline at end of file