added tour

frontend/src/utils/index.js

@@ -1,7 +1,9 @@
 import stats from './stats'
 import encrypt from './encrypt'
+import tour from './tour'
 
 export default {
   stats,
-  encrypt
+  encrypt,
+  tour
 }

frontend/src/utils/tour.js

@@ -0,0 +1,28 @@
+export default {
+  isFinishedTour: (tourName) => {
+    if (!localStorage.getItem('tour')) {
+      localStorage.setItem('tour', JSON.stringify({}))
+      return false
+    }
+
+    let data
+    try {
+      data = JSON.parse(localStorage.getItem('tour'))
+    } catch (e) {
+      localStorage.setItem('tour', JSON.stringify({}))
+      return false
+    }
+    return !!data[tourName]
+  },
+  finishTour: (tourName) => {
+    let data
+    try {
+      data = JSON.parse(localStorage.getItem('tour'))
+    } catch (e) {
+      localStorage.setItem('tour', JSON.stringify({}))
+      data = {}
+    }
+    data[tourName] = 1
+    localStorage.setItem('tour', JSON.stringify(data))
+  }
+}