Feature(map): Add top level collapse

common/app/routes/challenges/redux/actions.js

@@ -42,6 +42,29 @@ export const updateFilter = createAction(
   e => e.target.value
 );
 
+function createMapKey(map, key) {
+  map[key] = true;
+  return map;
+}
+export const initMap = createAction(
+  types.initMap,
+  (
+    { superBlock: superBlockMap },
+    superBlocks
+  ) => {
+    if (!superBlocks || !superBlockMap) {
+      return {};
+    }
+    const blocks = superBlocks
+      .map(superBlock => superBlockMap[superBlock].blocks)
+      .reduce((blocks, block) => blocks.concat(block));
+    return superBlocks
+      .concat(blocks)
+      .reduce(createMapKey, {});
+  }
+);
+export const toggleThisPanel = createAction(types.toggleThisPanel);
+
 export const clearFilter = createAction(types.clearFilter);
 
 // files