Add game

src/services/game/game.ts

@@ -0,0 +1,22 @@
+import type { ILevel } from "./types.js";
+
+const getLevel = (experience: number): ILevel => {
+    let tmpExperience = experience;
+    let experienceToNextLevel = 50;
+    let level = 0;
+
+    while (tmpExperience >= experienceToNextLevel) {
+        level++;
+        tmpExperience -= experienceToNextLevel;
+        experienceToNextLevel = experienceToNextLevel *= 1.25;
+    }
+
+    return {
+        level: level,
+        totalExperience: Math.floor(experience),
+        experienceInLevel: Math.floor(tmpExperience),
+        experienceToNextLevel: Math.floor(experienceToNextLevel),
+    };
+};
+
+export { getLevel };