feat: implement user authentication and login modal, refactor backend

2026-01-20 00:39:28 +01:00
parent 9a61f16959
commit e99424c9ba
29 changed files with 3061 additions and 855 deletions
--- a/web/backend/services/webPush.js
+++ b/web/backend/services/webPush.js
@@ -0,0 +1,79 @@
+import webpush from 'web-push';
+import { readFileSync, writeFileSync, existsSync } from 'fs';
+import { PATHS, VAPID_CONTACT } from '../config/constants.js';
+import { readJSON, writeJSON } from '../utils/fileUtils.js';
+
+let vapidKeys = null;
+
+// Inicializar VAPID keys para Web Push
+export function initVAPIDKeys() {
+  try {
+    if (existsSync(PATHS.VAPID_KEYS)) {
+      vapidKeys = JSON.parse(readFileSync(PATHS.VAPID_KEYS, 'utf8'));
+      console.log('✅ VAPID keys cargadas desde archivo');
+    } else {
+      // Generar nuevas VAPID keys
+      vapidKeys = webpush.generateVAPIDKeys();
+      writeFileSync(PATHS.VAPID_KEYS, JSON.stringify(vapidKeys, null, 2), 'utf8');
+      console.log('✅ Nuevas VAPID keys generadas y guardadas');
+    }
+    
+    // Configurar web-push con las VAPID keys
+    webpush.setVapidDetails(
+      VAPID_CONTACT,
+      vapidKeys.publicKey,
+      vapidKeys.privateKey
+    );
+  } catch (error) {
+    console.error('Error inicializando VAPID keys:', error.message);
+  }
+}
+
+// Obtener clave pública VAPID
+export function getPublicKey() {
+  if (!vapidKeys || !vapidKeys.publicKey) {
+    throw new Error('VAPID keys no están configuradas');
+  }
+  return vapidKeys.publicKey;
+}
+
+// Obtener suscripciones push guardadas
+export function getPushSubscriptions() {
+  return readJSON(PATHS.PUSH_SUBSCRIPTIONS, []);
+}
+
+// Guardar suscripciones push
+export function savePushSubscriptions(subscriptions) {
+  return writeJSON(PATHS.PUSH_SUBSCRIPTIONS, subscriptions);
+}
+
+// Enviar notificación push a todas las suscripciones
+export async function sendPushNotifications(notificationData) {
+  const subscriptions = getPushSubscriptions();
+  
+  if (subscriptions.length === 0) {
+    return;
+  }
+  
+  const payload = JSON.stringify(notificationData);
+  const promises = subscriptions.map(async (subscription) => {
+    try {
+      await webpush.sendNotification(subscription, payload);
+      console.log('✅ Notificación push enviada');
+    } catch (error) {
+      console.error('Error enviando notificación push:', error);
+      
+      // Si la suscripción es inválida (404, 410), eliminarla
+      if (error.statusCode === 404 || error.statusCode === 410) {
+        const updatedSubscriptions = getPushSubscriptions().filter(
+          sub => sub.endpoint !== subscription.endpoint
+        );
+        savePushSubscriptions(updatedSubscriptions);
+        console.log(`Suscripción inválida eliminada. Total: ${updatedSubscriptions.length}`);
+      }
+    }
+  });
+  
+  await Promise.allSettled(promises);
+}
+