Init commit. Rewrite of old project. Not done

components/services/notifications/PushNotificationManager.tsx

@@ -0,0 +1,107 @@
+import React, { useState, useEffect, useRef } from 'react';
+import { Platform } from 'react-native';
+import * as Device from 'expo-device';
+import * as Notifications from 'expo-notifications';
+import Constants from 'expo-constants';
+import type { NotificationMessage } from '@/constants/Types';
+
+Notifications.setNotificationHandler({
+  handleNotification: async () => ({
+    shouldShowAlert: true,
+    shouldPlaySound: true,
+    shouldSetBadge: true,
+  }),
+});
+
+export const sendPushNotification = async(expoPushToken: string, notification: NotificationMessage) => {
+  const message = { 
+    to: expoPushToken,
+    sound: notification.sound ?? 'default',
+    title: notification.title,
+    body: notification.body,
+    data: notification.data ?? {},
+  };
+  await fetch('https://exp.host/--/api/v2/push/send', {
+    method: 'POST',
+    headers: {
+      Accept: 'application/json',
+      'Accept-encoding': 'gzip, deflate',
+      'Content-Type': 'application/json',
+    },
+    body: JSON.stringify(message),
+    });
+};
+
+const handleRegistrationError = (errorMessage: string) => {
+  alert(errorMessage);
+  throw new Error(errorMessage);
+};
+
+const registerforPushNotificationsAsync = async () => {
+  let token;
+
+  if (Platform.OS === 'android') {
+    await Notifications.setNotificationChannelAsync('default', {
+      name: 'default',
+      importance: Notifications.AndroidImportance.MAX,
+      vibrationPattern: [0, 250, 250, 250],
+      lightColor: '#FF231F7C',
+    });
+  }
+
+  if (Device.isDevice) {
+    const { status: existingStatus } = await Notifications.getPermissionsAsync();
+    let finalStatus = existingStatus;
+    if (existingStatus !== 'granted') {
+      const { status } = await Notifications.requestPermissionsAsync();
+      finalStatus = status;
+    }
+    if (finalStatus !== 'granted') {
+      alert('Failed to get push token for push notification!');
+      return;
+    }
+    const projectId = Constants.expoConfig?.extra?.eas?.projectId;
+    if (!projectId) {
+      alert('Project ID not found in eas.json');
+      return;
+    }
+    token = (await Notifications.getExpoPushTokenAsync({ projectId })).data;
+  } else {
+    alert('Must use physical device for Push Notifications');
+  }
+  return token;
+};
+
+export const PushNotificationManager = ({children}: {children: React.ReactNode}) => {
+  const [expoPushToken, setExpoPushToken] = useState('');
+  const [notification, setNotification] =
+    useState<Notifications.Notification | undefined>(undefined);
+  const notificationListener = useRef<Notifications.Subscription>();
+  const responseListener = useRef<Notifications.Subscription>();
+
+  useEffect(() => {
+    registerforPushNotificationsAsync()
+      .then(token => setExpoPushToken(token ?? ''))
+      .catch((error: any) => {
+        setExpoPushToken('');
+        console.error(error);
+      });
+
+    notificationListener.current = Notifications.addNotificationReceivedListener(
+      notification => {
+        setNotification(notification); 
+    });
+    responseListener.current = Notifications.addNotificationResponseReceivedListener(
+      response => {
+        console.log(response);
+        // Handle notification response here
+    });
+    return () => {
+      notificationListener.current &&
+        Notifications.removeNotificationSubscription(notificationListener.current);
+      responseListener.current &&
+        Notifications.removeNotificationSubscription(responseListener.current);
+    };
+  }, []);
+  return ( <> {children} </> );
+};