<?php

namespace App\Services\Billing;

use Illuminate\Support\Facades\Http;
use Illuminate\Support\Facades\Log;

class SmsService
{
    public function send(string $to, string $message): void
    {
        $apiKey = config('services.termii.api_key', '');
        $senderId = config('services.termii.sender_id', config('app.name', 'LaDill'));

        if ($apiKey === '') {
            return;
        }

        $phone = preg_replace('/\D+/', '', $to);
        if (strlen($phone) < 9) {
            return;
        }

        if (strlen($phone) === 9) {
            $phone = '233'.$phone;
        } elseif (str_starts_with($phone, '0')) {
            $phone = '233'.substr($phone, 1);
        }

        try {
            Http::timeout(10)->post('https://v3.api.termii.com/api/sms/send', [
                'api_key' => $apiKey,
                'to' => $phone,
                'from' => $senderId,
                'sms' => $message,
                'type' => 'plain',
                'channel' => 'dnd',
            ]);
        } catch (\Throwable $e) {
            Log::warning('SMS send failed', ['to' => $phone, 'error' => $e->getMessage()]);
        }
    }
}