feat: Create the getSelectedPool() helper

index.html

@@ -618,6 +618,12 @@
              return String(str).charAt(0).toUpperCase() + String(str).slice(1);
          };
 
+         const getSelectedPool = () => {
+             var currentPoolSelector = document.querySelector("input[name=pool-selector]:checked");
+
+             return (currentPoolSelector === null) ? null : currentPoolSelector.value;
+         };
+
          document.addEventListener(
              "DOMContentLoaded",
              () => {