Verde-Web/app/Notifications/QrBalanceLowNotification.php

<?php

namespace App\Notifications;

use App\Models\Household;
use App\Notifications\Concerns\RoutesByPreferences;
use Illuminate\Bus\Queueable;
use Illuminate\Notifications\Notification;

class QrBalanceLowNotification extends Notification
{
    use Queueable, RoutesByPreferences;

    public const PREF_KEY = 'low_codes_warning';

    public function __construct(
        public readonly Household $household,
        public readonly int $activeCount,
        public readonly int $threshold,
    ) {}

    public function toArray(mixed $notifiable): array
    {
        return [
            'type' => 'qr.balance_low',
            'household_id' => $this->household->uuid,
            'active_count' => $this->activeCount,
            'threshold' => $this->threshold,
            'message' => "You have {$this->activeCount} QR codes left. Buy more from a partner store.",
        ];
    }

    public function toSms(mixed $notifiable): array
    {
        return [
            'to' => $notifiable->phone,
            'message' => "Verde: Only {$this->activeCount} QR codes left. Buy more at any partner store before you run out.",
        ];
    }
}