improve notification subscription

src/modules/interface.js

@@ -3,7 +3,8 @@ import { set, delete as del } from 'vue'
 const defaultState = {
   settings: {
     currentSaveStateNotice: null,
-    noticeClearTimeout: null
+    noticeClearTimeout: null,
+    notificationPermission: null
   }
 }
 
@@ -17,10 +18,13 @@ const interfaceMod = {
         }
         set(state.settings, 'currentSaveStateNotice', { error: false, data: success })
         set(state.settings, 'noticeClearTimeout',
-            setTimeout(() => del(state.settings, 'currentSaveStateNotice'), 2000))
+          setTimeout(() => del(state.settings, 'currentSaveStateNotice'), 2000))
       } else {
         set(state.settings, 'currentSaveStateNotice', { error: true, errorData: error })
       }
+    },
+    setNotificationPermission (state, permission) {
+      state.notificationPermission = permission
     }
   },
   actions: {
@@ -29,6 +33,9 @@ const interfaceMod = {
     },
     settingsSaved ({ commit, dispatch }, { success, error }) {
       commit('settingsSaved', { success, error })
+    },
+    setNotificationPermission ({ commit }, permission) {
+      commit('setNotificationPermission', permission)
     }
   }
 }

src/modules/users.js

@@ -19,6 +19,14 @@ export const mergeOrAdd = (arr, obj, item) => {
   }
 }
 
+const getNotificationPermission = () => {
+  const Notification = window.Notification
+
+  if (!Notification) return Promise.resolve(null)
+  if (Notification.permission === 'default') return Notification.requestPermission()
+  return Promise.resolve(Notification.permission)
+}
+
 export const mutations = {
   setMuted (state, { user: {id}, muted }) {
     const user = state.usersObject[id]
@@ -108,6 +116,9 @@ const users = {
                   commit('setCurrentUser', user)
                   commit('addNewUsers', [user])
 
+                  getNotificationPermission()
+                    .then(permission => commit('setNotificationPermission', permission))
+
                   // Set our new backend interactor
                   commit('setBackendInteractor', backendInteractorService(accessToken))