Move versions to background

src/background/index.js

@@ -6,7 +6,7 @@ import IndicatorComponent from 'background/components/indicator';
 import reducers from 'background/reducers';
 import { createStore, applyMiddleware } from 'redux';
 import promise from 'redux-promise';
-import * as versions from 'shared/versions';
+import * as versions from './shared/versions';
 
 const store = createStore(
   reducers,

src/background/shared/versions/index.js

@@ -0,0 +1,38 @@
+import * as storage from './storage';
+import * as releaseNotes from './release-notes';
+import manifest from '../../../../manifest.json';
+
+const NOTIFICATION_ID = 'vimvixen-update';
+
+const notificationClickListener = (id) => {
+  if (id !== NOTIFICATION_ID) {
+    return;
+  }
+
+  browser.tabs.create({ url: releaseNotes.url(manifest.version) });
+  browser.notifications.onClicked.removeListener(notificationClickListener);
+};
+
+const checkUpdated = async() => {
+  let prev = await storage.load();
+  if (!prev) {
+    return true;
+  }
+  return manifest.version !== prev;
+};
+
+const notify = () => {
+  browser.notifications.onClicked.addListener(notificationClickListener);
+  return browser.notifications.create(NOTIFICATION_ID, {
+    'type': 'basic',
+    'iconUrl': browser.extension.getURL('resources/icon_48x48.png'),
+    'title': 'Vim Vixen ' + manifest.version + ' has been installed',
+    'message': 'Click here to see release notes',
+  });
+};
+
+const commit = () => {
+  storage.save(manifest.version);
+};
+
+export { checkUpdated, notify, commit };

src/background/shared/versions/release-notes.js

@@ -0,0 +1,8 @@
+const url = (version) => {
+  if (version) {
+    return 'https://github.com/ueokande/vim-vixen/releases/tag/' + version;
+  }
+  return 'https://github.com/ueokande/vim-vixen/releases/';
+};
+
+export { url };

src/background/shared/versions/storage.js

@@ -0,0 +1,10 @@
+const load = async() => {
+  let { version } = await browser.storage.local.get('version');
+  return version;
+};
+
+const save = (version) => {
+  return browser.storage.local.set({ version });
+};
+
+export { load, save };