From 36c759cfe69e5e4966b91a590f85bcc6b3776fd7 Mon Sep 17 00:00:00 2001
From: Florian Schmid <melonencool@gmail.com>
Date: Fri, 21 Apr 2023 22:54:38 +0200
Subject: [PATCH] implement explicit types

---
 src/statistics.ts | 17 ++++++++---------
 1 file changed, 8 insertions(+), 9 deletions(-)

diff --git a/src/statistics.ts b/src/statistics.ts
index b28ed5a..f320c64 100644
--- a/src/statistics.ts
+++ b/src/statistics.ts
@@ -1,15 +1,14 @@
 export class Stats {
-    #score;
-    #highScore;
-    #highScoreStorageKey;
+    #score: number;
+    #highScore: number;
+    #highScoreStorageKey: string;
 
     constructor(highScoreStorageKey) {
         // used as key for localStorage
-        
         this.#highScoreStorageKey = highScoreStorageKey;
 
         this.#score = 0;
-        this.#highScore = localStorage.getItem(this.#highScoreStorageKey) ?? 0;
+        this.#highScore = Number(localStorage.getItem(this.#highScoreStorageKey)) ?? 0;
     }
 
     incrementScore(value = 1) {
@@ -17,19 +16,19 @@ export class Stats {
 
         if (this.#highScore < this.#score) {
             this.#highScore = this.#score;
-            localStorage.setItem(this.#highScoreStorageKey, this.#highScore);
+            localStorage.setItem(this.#highScoreStorageKey, this.#highScore.toString());
         }
     }
 
-    resetScore() {
+    resetScore(): void {
         this.#score = 0;
     }
 
-    get highScore() {
+    get highScore(): number {
         return this.#highScore;
     }
 
-    get score() {
+    get score(): number {
         return this.#score;
     }
 }
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