Files
mwitnessing/components/PwaManager.tsx
Dobromir Popov 6a9debcf16 merge leftovers
2024-05-07 11:08:19 +03:00

265 lines
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import React, { useEffect, useState } from 'react';
import common from '../src/helpers/common'; // Ensure this path is correct
//use session to get user role
import { useSession } from "next-auth/react"
function PwaManager() {
const [deferredPrompt, setDeferredPrompt] = useState(null);
const [isPWAInstalled, setIsPWAInstalled] = useState(false);
const [isStandAlone, setIsStandAlone] = useState(false);
const [isSubscribed, setIsSubscribed] = useState(false);
const [subscription, setSubscription] = useState(null);
const [registration, setRegistration] = useState(null);
const [notificationPermission, setNotificationPermission] = useState(Notification.permission);
const { data: session } = useSession();
// Handle PWA installation
useEffect(() => {
setNotificationPermission(Notification.permission);
// Handle Push Notification Subscription
if ('serviceWorker' in navigator && 'PushManager' in window) {
navigator.serviceWorker.ready.then(reg => {
reg.pushManager.getSubscription().then(sub => {
if (sub) {
setSubscription(sub);
setIsSubscribed(true);
}
});
setRegistration(reg);
});
}
// Check if the app is running in standalone mode
if (window.matchMedia('(display-mode: standalone)').matches) {
setIsStandAlone(true);
}
const handleBeforeInstallPrompt = (e) => {
e.preventDefault();
setDeferredPrompt(e);
};
const handleAppInstalled = () => {
setIsPWAInstalled(true);
};
window.addEventListener('beforeinstallprompt', handleBeforeInstallPrompt);
window.addEventListener('appinstalled', handleAppInstalled);
return () => {
window.removeEventListener('beforeinstallprompt', handleBeforeInstallPrompt);
window.removeEventListener('appinstalled', handleAppInstalled);
};
}, []);
const installPWA = async (e) => {
console.log('installing PWA');
e.preventDefault();
if (deferredPrompt) {
deferredPrompt.prompt();
const { outcome } = await deferredPrompt.userChoice;
if (outcome === 'accepted') {
setIsPWAInstalled(true);
}
setDeferredPrompt(null);
}
};
const subscribeToNotifications = async (e) => {
try {
e.preventDefault();
if (!navigator.serviceWorker) {
console.error('Service worker is not supported by this browser.');
return;
}
const registration = await navigator.serviceWorker.ready;
if (!registration) {
console.error('Service worker registration not found.');
return;
}
let vapidPublicKey = process.env.NEXT_PUBLIC_VAPID_PUBLIC_KEY;
if (!vapidPublicKey) {
// Fetch the public key from the server if not present in env variables
const response = await fetch('/api/notify', { method: 'GET' });
vapidPublicKey = await response.text();
if (!vapidPublicKey) {
throw new Error("Failed to fetch VAPID public key from server.");
}
}
const sub = await registration.pushManager.subscribe({
userVisibleOnly: true,
applicationServerKey: common.base64ToUint8Array(vapidPublicKey)
});
// Call your API to save subscription data on server
if (session.user?.id != null) {
await fetch(`/api/notify`, {
method: 'PUT',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({ subscription: sub, id: session.user.id })
}).then(response => {
if (!response.ok) {
throw new Error('Failed to save subscription data on server.');
}
else {
console.log('Subscription data saved on server.');
setSubscription(sub);
setIsSubscribed(true);
console.log('Web push subscribed!');
}
});
}
console.log(sub);
} catch (error) {
console.error('Error subscribing to notifications:', error);
}
};
const unsubscribeFromNotifications = async (e) => {
try {
e.preventDefault();
await subscription.unsubscribe();
// Call your API to delete or invalidate subscription data on server
setSubscription(null);
setIsSubscribed(false);
if (session?.user?.id != null) {
await fetch(`/api/notify`,
{
method: 'DELETE',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({ id: session?.user.id }),
}
).then(response => {
if (!response.ok) {
throw new Error('Failed to delete subscription data on server.');
}
else {
console.log('Subscription data deleted on server.');
}
});
}
console.log('Web push unsubscribed!');
} catch (error) {
console.error('Error unsubscribing from notifications:', error);
}
};
// Function to request push notification permission
const requestNotificationPermission = async (e) => {
e.preventDefault();
const permission = await Notification.requestPermission();
setNotificationPermission(permission);
if (permission === "granted") {
// User granted permission
subscribeToNotifications(null); // Pass the required argument here
} else {
// User denied or dismissed permission
console.log("Push notifications permission denied.");
}
};
// Function to toggle push notifications
const togglePushNotifications = async (e) => {
e.preventDefault();
if (notificationPermission === "granted") {
// If already subscribed, unsubscribe
unsubscribeFromNotifications(null); // Pass null as the argument
} else if (notificationPermission === "default" || notificationPermission === "denied") {
// Request permission if not already granted
await requestNotificationPermission(e);
}
};
const sendTestNotification = async (e) => {
e.preventDefault();
if (!subscription) {
console.error('Web push not subscribed');
return;
}
await fetch('/api/notify', {
method: 'POST',
headers: {
'Content-Type': 'application/json'
},
body: JSON.stringify({ subscription })
});
};
return (
<>
<div>
<h1>PWA Manager</h1>
{!isStandAlone && !isPWAInstalled && (
<button
onClick={installPWA}
className="bg-blue-500 hover:bg-blue-700 text-white text-xs py-1 px-2 rounded-full focus:outline-none focus:shadow-outline transition duration-150 ease-in-out"
>
Install PWA
</button>
)}
{isPWAInstalled && <p>App is installed!</p>}
{isStandAlone && <p>PWA App</p>}
<button
onClick={isSubscribed ? unsubscribeFromNotifications : subscribeToNotifications}
disabled={false} // Since the button itself acts as a toggle, the disabled attribute might not be needed
className={`text-xs py-1 px-2 rounded-full focus:outline-none transition duration-150 ease-in-out ${isSubscribed ? 'bg-red-500 hover:bg-red-700 text-white' : 'bg-green-500 hover:bg-green-700 text-white'
}`}
>
{isSubscribed ? 'Unsubscribe from Notifications' : 'Subscribe to Notifications'}
</button>
</div >
<div>
<button
onClick={sendTestNotification}
disabled={!isSubscribed}
className={`text-xs py-1 px-2 rounded-full focus:outline-none transition duration-150 ease-in-out ${!isSubscribed ? 'cursor-not-allowed bg-gray-300 text-gray-500' : 'bg-yellow-500 hover:bg-yellow-600 text-white'
}`}
>
Send Test Notification
</button>
{notificationPermission !== "granted" && (
<button
onClick={togglePushNotifications}
className={`text-xs py-1 px-2 rounded-full focus:outline-none transition duration-150 ease-in-out ${notificationPermission === "denied" ? 'bg-red-500 hover:bg-red-700 text-white' : 'bg-green-500 hover:bg-green-700 text-white'
}`}
>
{notificationPermission === "denied" ? 'Notifications Denied!' : 'Enable Notifications'}
</button>
)}
</div>
<div>
<a href="https://t.me/mwhitnessing_bot" className="inline-flex items-center ml-4" target="_blank">
<img src="/content/icons/telegram-svgrepo-com.svg" alt="Телеграм" width="32" height="32" className="align-middle" />
<span className="align-middle">Телеграм</span>
</a>
</div>
<div>
<a href="/api/auth/apple-signin" className="inline-flex items-center ml-4" target="_blank">
<span className="align-middle">Apple sign-in</span>
</a>
</div>
</>
);
}
export default PwaManager;