.

core/passport.js

@@ -104,7 +104,7 @@ passport.use('jwt', new CustomStrategy(async (req, done) => {
     console.log('appVersion: ', appVersion); 
 
     if (!token) {
-        //console.log('no tengo token');
+        console.error('Unauthorized. Token missing.');
         return done(null, false, { message: 'Unauthorized. Token missing.'});
     }
 
@@ -123,16 +123,17 @@ passport.use('jwt', new CustomStrategy(async (req, done) => {
                 }
             }
             delete user.password;
-            //console.log('Usuario encontrado', user);
+            console.log('Logged in Successfully');
             return done(null, user, { message: 'Logged in Successfully' });
         }
         else {
-            //console.log('Usuario no encontrado');
+            console.error('Unauthorized. User not found.');
             return done(null, false, { message: 'Unauthorized. User not found.' });
         }            
     }
-    else {
+    else {        
         //console.log('Token no válido');
+        console.error('Unauthorized. Invalid token.');
         return done(null, false, { message: 'Unauthorized. Invalid token.' });
     }
  

modules/push/push.controller.js

@@ -4,6 +4,7 @@ const Sequelize = require('sequelize');
 const generateControllers = require('../../core/controllers');
 const { buildContext } = require('../../core/controllers');
 const pushService = require('./push.service');
+const userService = require('../auth/auth.service');
 const { extractParamsFromRequest, handleErrorResponse, handleResultResponse } = require('../../helpers/controller.helper');
 
 // Module Name
@@ -11,7 +12,40 @@ const MODULE_NAME = '[push.controller]';
 const controllerOptions = { MODULE_NAME };
 
 const extraControllers = {
-    createOrUpdate: (config) => {
+    sendNotification: (config) => {
+        return async (req, res, next) => {
+            let receipt = undefined;
+            try {
+                const context = buildContext(req, config);
+                let params = extractParamsFromRequest(req, res);
+                console.log(context, params);
+
+                let token = undefined;
+                if (params.userId) {
+                    token = await pushService._getPushToken({
+                        userId: params.userId}); 
+                }
+
+                const message = {
+                    to: token,
+                    sound: 'default',
+                    title: req.body.title,
+                    body: req.body.message,
+                };
+
+                receipt = await pushService.sendNotification(message);
+
+
+            } catch (error) {
+                console.error(error);
+            } finally {
+                // En todo caso devolver OK al cliente
+                return handleResultResponse(receipt, null, null, res, httpStatus.OK);
+            }
+        }
+    },
+
+    registerUser: (config) => {
         return async (req, res, next) => {
             try {
                 const context = buildContext(req, config);

modules/push/push.routes.js

@@ -5,24 +5,22 @@ const SchemaValidator = require('../../middlewares/schemaValidator');
 
 const FieldMiddleware = require('../../middlewares/fields');
 const pushTokenController = require('./push.controller');
-const { pushInputType } = require('./push.validations');
+const { pushInputType, pushSendType } = require('./push.validations');
 
 const generalInvalidFields = [
     'createdAt', 'updatedAt',
 ];
 
-routes.get('/me/pushtoken',
+routes.post('/notifications/send/',
-    isLoggedUser,    
+    isAdministratorUser,    
-    FieldMiddleware.middleware({
+    SchemaValidator(pushSendType, true), 
-        invalidFields: generalInvalidFields
+    pushTokenController.sendNotification()
-    }),
-    pushTokenController.findOne()
 );
 
-routes.post('/me/pushtoken',
+routes.post('/notifications/register',
     isLoggedUser,
     SchemaValidator(pushInputType, true), 
-    pushTokenController.createOrUpdate()
+    pushTokenController.registerUser()
 );
 
 module.exports = routes;

modules/push/push.service.js

@@ -1,10 +1,109 @@
 const _ = require('lodash');
+const Expo = require('expo-server-sdk');
 const { generateService, parseParamsToFindOptions } = require('../../helpers/service.helper');
 const models = require('../../core/models');
 const cdnHelper = require('../../helpers/cdn.helper');
 const { extractProviderInfo } = require('../../helpers/providers.helper');
 
-const extraMethods = {};
+const extraMethods = {
+     
+
+    isValidPushToken: (token) => {
+        return Expo.isExpoPushToken(token);
+    },
+
+    getPushToken: (params) => {
+        return models.UserDevice.findOne({
+            where: params,
+        });
+    },
+
+    sendNotification: (message) => {
+        if (!extraMethods.isValidPushToken(message.to)) {
+            throw new Error(`Push token ${message.to} is not a valid Expo push token`);
+        }
+
+        // The Expo push notification service accepts batches of notifications so
+        // that you don't need to send 1000 requests to send 1000 notifications. We
+        // recommend you batch your notifications to reduce the number of requests
+        // and to compress them (notifications with similar content will get
+        // compressed).
+        let chunks = expo.chunkPushNotifications(message);
+        let tickets = [];
+        (async () => {
+            // Send the chunks to the Expo push notification service. There are
+            // different strategies you could use. A simple one is to send one chunk at a
+            // time, which nicely spreads the load out over time:
+            for (let chunk of chunks) {
+                try {
+                    let ticketChunk = await expo.sendPushNotificationsAsync(chunk);
+                    console.log(ticketChunk);
+                    tickets.push(...ticketChunk);
+                    // NOTE: If a ticket contains an error code in ticket.details.error, you
+                    // must handle it appropriately. The error codes are listed in the Expo
+                    // documentation:
+                    // https://docs.expo.io/versions/latest/guides/push-notifications#response-format
+                } catch (error) {
+                    console.error(error);
+                }
+            }        
+        })();
+
+        // Later, after the Expo push notification service has delivered the
+        // notifications to Apple or Google (usually quickly, but allow the the service
+        // up to 30 minutes when under load), a "receipt" for each notification is
+        // created. The receipts will be available for at least a day; stale receipts
+        // are deleted.
+        //
+        // The ID of each receipt is sent back in the response "ticket" for each
+        // notification. In summary, sending a notification produces a ticket, which
+        // contains a receipt ID you later use to get the receipt.
+        //
+        // The receipts may contain error codes to which you must respond. In
+        // particular, Apple or Google may block apps that continue to send
+        // notifications to devices that have blocked notifications or have uninstalled
+        // your app. Expo does not control this policy and sends back the feedback from
+        // Apple and Google so you can handle it appropriately.
+        let receiptIds = [];
+        for (let ticket of tickets) {
+            // NOTE: Not all tickets have IDs; for example, tickets for notifications
+            // that could not be enqueued will have error information and no receipt ID.
+            if (ticket.id) {
+                receiptIds.push(ticket.id);
+            }
+        }
+
+        let receiptIdChunks = expo.chunkPushNotificationReceiptIds(receiptIds);
+        (async () => {
+            // Like sending notifications, there are different strategies you could use
+            // to retrieve batches of receipts from the Expo service.
+            for (let chunk of receiptIdChunks) {
+                try {
+                    let receipts = await expo.getPushNotificationReceiptsAsync(chunk);
+                    console.log(receipts);
+
+                    // The receipts specify whether Apple or Google successfully received the
+                    // notification and information about an error, if one occurred.
+                    for (let receipt of receipts) {
+                        if (receipt.status === 'ok') {
+                            continue;
+                        } else if (receipt.status === 'error') {
+                            console.error(`There was an error sending a notification: ${receipt.message}`);
+                            if (receipt.details && receipt.details.error) {
+                                // The error codes are listed in the Expo documentation:
+                                // https://docs.expo.io/versions/latest/guides/push-notifications#response-format
+                                // You must handle the errors appropriately.
+                                console.error(`The error code is ${receipt.details.error}`);
+                            }
+                        }
+                    }
+                } catch (error) {
+                    console.error(error);
+                }
+            }
+        })();        
+    }
+};
 
 
 module.exports = generateService(models.UserDevice, extraMethods);

modules/push/push.validations.js

@@ -4,6 +4,10 @@ const pushInputType = Joi.object().keys({
     token: Joi.string().required(),
 });
 
+const pushSendType = Joi.object().keys({
+    //token: Joi.string().required(),
+});
+
 module.exports = {
     pushInputType,
 };