interaction map type

src/app/logic/random.service.ts

@@ -0,0 +1,18 @@
+import { Injectable } from "@angular/core";
+
+@Injectable({ providedIn: 'root' })
+export class RandomService {
+
+    private rollRandom(min: number, max: number): number {
+        return Math.floor(Math.random() * (max - min) + min);
+    }
+
+    public matchesChance(chance: number, max: number): boolean {
+        const random = this.rollRandom(0, max);
+        console.log(random, chance);
+        if (random < chance) {
+            return true;
+        }
+        return false;
+    }
+}