refactor(toggle-classes): keep force for the toggle method

Author: xidedix

src/Shared/toggle-classes.js

@@ -1,10 +1,13 @@
-export default function toggleClasses (toggleClass, classList) {
+export default function toggleClasses (toggleClass, classList, force) {
   const level = classList.indexOf(toggleClass)
   const removeClassList = classList.slice(0, level)
   removeClassList.map((className) => document.body.classList.remove(className))
-  if (document.body.classList.contains(toggleClass)) {
+  if (force === true) {
+    document.body.classList.add(toggleClass);
+  } else if (force === false) {
     document.body.classList.remove(toggleClass);
   } else {
-    document.body.classList.add(toggleClass);
+    document.body.classList.toggle(toggleClass);
   }
+  return document.body.classList.contains(toggleClass);
 }