refactored requestCacheReducer

src/app/core/core.reducers.ts

@@ -1,12 +1,18 @@
 import { combineReducers } from "@ngrx/store";
 import { CacheState, cacheReducer } from "./cache/cache.reducers";
+import { IndexState, indexReducer } from "./index/index.reducers";
+import { DataState, dataReducer } from "./data/data.reducers";
 
 export interface CoreState {
-  cache: CacheState
+  cache: CacheState,
+  index: IndexState,
+  data: DataState
 }
 
 export const reducers = {
-  cache: cacheReducer
+  cache: cacheReducer,
+  index: indexReducer,
+  data: dataReducer
 };
 
 export function coreReducer(state: any, action: any) {