Add vuex store.

src/main.js

@@ -3,6 +3,7 @@
 import Vue from 'vue'
 import App from './App'
 import router from './router'
+import store from './store'
 
 require('./assets/sass/main.scss')
 
@@ -12,6 +13,7 @@ Vue.config.productionTip = false
 new Vue({
   el: '#app',
   router,
+  store,
   components: { App },
   template: '<App/>'
 })

src/store/index.js

@@ -0,0 +1,28 @@
+import Vue from 'vue'
+import Vuex from 'vuex'
+
+Vue.use(Vuex)
+
+export default new Vuex.Store({
+  state: {
+    StoredItems: {}
+  },
+  getters: {
+    IsBundleItemRedeemed: (state) => (BundleItem) => {
+      return state.StoredItems[BundleItem.bundle.id].hasOwnProperty(BundleItem.item.id)
+    }
+  },
+  mutations: {
+    RedeemItem (state, BundleItem) {
+      state.StoredItems[BundleItem.bundle.id][BundleItem.item.id] = 1
+    },
+    UndoRedeemItem (state, BundleItem) {
+      delete state.StoredItems[BundleItem.bundle.id][BundleItem.item.id]
+    },
+    AddBundles (state, Bundles) {
+      for (let bundle of Bundles) {
+        state.StoredItems.set(bundle.id, {})
+      }
+    }
+  }
+})