boursecu_server/app/Services/SmsBilling/SmsAlertService.php

<?php

namespace App\Services\SmsBilling;

use App\Models\Setting;
use App\Models\SmsWallet;
use App\Models\User;

class SmsAlertService
{
    public const MAX_ALERT_DAYS = 3;

    public function __construct(
        private SmsWalletService $walletService,
    ) {
    }

    public function maybeSendLowBalanceAlerts(SmsWallet $wallet): void
    {
        if (! SmsWalletService::isBillingOperational()) {
            return;
        }

        if ($wallet->balance > 0) {
            return;
        }

        if ((int) $wallet->alert_days_sent >= self::MAX_ALERT_DAYS) {
            return;
        }

        $today = now()->toDateString();

        if ($wallet->last_alert_date && $wallet->last_alert_date->toDateString() === $today) {
            return;
        }

        $appName = trim((string) Setting::where('key', 'name_fa')->value('value'));
        if ($appName === '') {
            $appName = 'این نسخه';
        }

        $message = "موجودی کیف پول پیامک {$appName} صفر یا منفی شده است. لطفاً کیف پول را شارژ کنید.";

        foreach ($this->alertRecipients() as $mobile) {
            app(SmsGatewayService::class)->send($mobile, $message, 'wallet_alert', isAlert: true);
        }

        $wallet->refresh();
        $wallet->alert_days_sent = (int) $wallet->alert_days_sent + 1;
        $wallet->last_alert_date = $today;
        $wallet->save();
    }

    /** @return list<string> */
    private function alertRecipients(): array
    {
        $numbers = [SmsWalletService::SUPER_ADMIN_MOBILE];

        $adminNumbers = User::query()
            ->where('send_sms', true)
            ->where('active', true)
            ->pluck('mobile')
            ->all();

        foreach ($adminNumbers as $number) {
            $normalized = trim((string) $number);

            if ($normalized !== '') {
                $numbers[] = $normalized;
            }
        }

        return array_values(array_unique($numbers));
    }
}