Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/javascript/dashboard/helper/pushHelper.js

@@ -0,0 +1,92 @@
+/* eslint-disable no-console */
+import NotificationSubscriptions from '../api/notificationSubscription';
+import auth from '../api/auth';
+import { useAlert } from 'dashboard/composables';
+
+export const verifyServiceWorkerExistence = (callback = () => {}) => {
+  if (!('serviceWorker' in navigator)) {
+    // Service Worker isn't supported on this browser, disable or hide UI.
+    return;
+  }
+
+  if (!('PushManager' in window)) {
+    // Push isn't supported on this browser, disable or hide UI.
+    return;
+  }
+
+  navigator.serviceWorker
+    .register('/sw.js')
+    .then(registration => callback(registration))
+    .catch(registrationError => {
+      // eslint-disable-next-line
+      console.log('SW registration failed: ', registrationError);
+    });
+};
+
+export const hasPushPermissions = () => {
+  if ('Notification' in window) {
+    return Notification.permission === 'granted';
+  }
+  return false;
+};
+
+const generateKeys = str =>
+  btoa(String.fromCharCode.apply(null, new Uint8Array(str)))
+    .replace(/\+/g, '-')
+    .replace(/\//g, '_');
+
+export const getPushSubscriptionPayload = subscription => ({
+  subscription_type: 'browser_push',
+  subscription_attributes: {
+    endpoint: subscription.endpoint,
+    p256dh: generateKeys(subscription.getKey('p256dh')),
+    auth: generateKeys(subscription.getKey('auth')),
+  },
+});
+
+export const sendRegistrationToServer = subscription => {
+  if (auth.hasAuthCookie()) {
+    return NotificationSubscriptions.create(
+      getPushSubscriptionPayload(subscription)
+    );
+  }
+  return null;
+};
+
+export const registerSubscription = (onSuccess = () => {}) => {
+  if (!window.chatwootConfig.vapidPublicKey) {
+    return;
+  }
+  navigator.serviceWorker.ready
+    .then(serviceWorkerRegistration =>
+      serviceWorkerRegistration.pushManager.subscribe({
+        userVisibleOnly: true,
+        applicationServerKey: window.chatwootConfig.vapidPublicKey,
+      })
+    )
+    .then(sendRegistrationToServer)
+    .then(() => {
+      onSuccess();
+    })
+    .catch(error => {
+      // eslint-disable-next-line no-console
+      console.error('Push subscription registration failed:', error);
+      useAlert('This browser does not support desktop notification');
+    });
+};
+
+export const requestPushPermissions = ({ onSuccess }) => {
+  if (!('Notification' in window)) {
+    // eslint-disable-next-line no-console
+    console.warn('Notification is not supported');
+    useAlert('This browser does not support desktop notification');
+  } else if (Notification.permission === 'granted') {
+    registerSubscription(onSuccess);
+  } else if (Notification.permission !== 'denied') {
+    Notification.requestPermission(permission => {
+      if (permission === 'granted') {
+        registerSubscription(onSuccess);
+      }
+    });
+  }
+};