<?php

return [
    /*
    |--------------------------------------------------------------------------
    | VAPID Configuration
    |--------------------------------------------------------------------------
    |
    | VAPID (Voluntary Application Server Identification) keys are required
    | for sending web push notifications. Generate a key pair using:
    | openssl ecparam -genkey -name prime256v1 -out private_key.pem
    | openssl ec -in private_key.pem -pubout -outform DER|tail -c 65|base64|tr -d '=' |tr '/+' '_-' >> public_key.txt
    |
    | Or use an online generator like https://vapidkeys.com/
    |
    */

    'vapid' => [
        'subject' => env('VAPID_SUBJECT', 'mailto:'.env('MAIL_FROM_ADDRESS', 'admin@example.com')),
        'public_key' => env('VAPID_PUBLIC_KEY', ''),
        'private_key' => env('VAPID_PRIVATE_KEY', ''),
    ],

    /*
    |--------------------------------------------------------------------------
    | Push Notification Settings
    |--------------------------------------------------------------------------
    |
    | TTL (Time To Live) in seconds - how long the push service should keep
    | trying to deliver the notification if the user is offline.
    |
    */

    'ttl' => env('WEBPUSH_TTL', 2419200), // 4 weeks

    /*
    |--------------------------------------------------------------------------
    | Automatic Cleanup
    |--------------------------------------------------------------------------
    |
    | Automatically remove push subscriptions that fail to receive messages
    | after a certain number of consecutive failures.
    |
    */

    'cleanup' => [
        'enabled' => env('WEBPUSH_CLEANUP_ENABLED', true),
        'max_failures' => env('WEBPUSH_MAX_FAILURES', 3),
    ],
];