Adding a simple cache to keep track of points

src/lib/cache.ts

@@ -0,0 +1,54 @@
+/**
+ * @hidden
+ */
+export const thisIsAModule = true;
+
+/**
+ *
+ */
+
+declare global {
+  var _allCaches: any;
+}
+
+globalThis._allCaches = new Map();
+
+const cache = {
+  set: (params: any) => {
+    const { cacheId, key, value } = params;
+    if (!_allCaches.has(cacheId)) {
+      _allCaches.set(cacheId, new Map());
+    }
+    const k = _allCaches.get(cacheId);
+    k.set(key, value);
+  },
+  get: (params: any) => {
+    const { cacheId, key } = params;
+    if (!_allCaches.has(cacheId)) {
+      return null;
+    }
+    const k = _allCaches.get(cacheId);
+    if (!k.has(key)) {
+      return null;
+    }
+    const value = k.get(key);
+    k.delete(key);
+    k.set(key, value);
+    return value;
+  },
+  delete: (params: any) => {
+    const { cacheId, key } = params;
+    if (!_allCaches.has(cacheId)) {
+      return null;
+    }
+    const k = _allCaches.get(cacheId);
+    if (!k.has(key)) {
+      return null;
+    }
+    const value = k.get(key);
+    k.delete(key);
+    return value;
+  },
+};
+
+export default cache;