Files
placebo.mk/pwa/src/lib/push-api.ts
T
2026-02-22 04:49:38 +01:00

81 lines
1.9 KiB
TypeScript

export interface PushSubscriptionData {
endpoint: string;
keys: {
p256dh: string;
auth: string;
};
}
export interface VapidPublicKeyResponse {
publicKey: string | null;
}
const API_BASE_URL = import.meta.env.VITE_API_URL || 'http://localhost:3000/api/v1';
export async function getVapidPublicKey(): Promise<string | null> {
try {
const response = await fetch(`${API_BASE_URL}/push/vapid-public-key`);
if (!response.ok) {
throw new Error('Failed to fetch VAPID public key');
}
const data: VapidPublicKeyResponse = await response.json();
return data.publicKey;
} catch {
return null;
}
}
export async function subscribeToPush(
subscription: PushSubscriptionData,
): Promise<boolean> {
try {
const response = await fetch(`${API_BASE_URL}/push/subscribe`, {
method: 'POST',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({
endpoint: subscription.endpoint,
p256dh: subscription.keys.p256dh,
auth: subscription.keys.auth,
}),
});
return response.ok;
} catch {
return false;
}
}
export async function unsubscribeFromPush(
endpoint: string,
): Promise<boolean> {
try {
const response = await fetch(`${API_BASE_URL}/push/unsubscribe`, {
method: 'DELETE',
headers: {
'Content-Type': 'application/json',
},
body: JSON.stringify({ endpoint }),
});
return response.ok;
} catch {
return false;
}
}
export function urlBase64ToUint8Array(base64String: string): Uint8Array {
const padding = '='.repeat((4 - (base64String.length % 4)) % 4);
const base64 = (base64String + padding)
.replace(/-/g, '+')
.replace(/_/g, '/');
const rawData = window.atob(base64);
const outputArray = new Uint8Array(rawData.length);
for (let i = 0; i < rawData.length; ++i) {
outputArray[i] = rawData.charCodeAt(i);
}
return outputArray;
}