<?php

namespace App\Clients\Services;

use App\Clients\Models\Client;
use App\Clients\Models\ClientPhoneNumber;
use App\Clients\Services\TwilioPhoneService;
use Exception;

class ProxyPhoneService
{
    private TwilioPhoneService $twilioPhoneService;

    public function __construct(TwilioPhoneService $twilioPhoneService)
    {
        $this->twilioPhoneService = $twilioPhoneService;
    }

    public function assignProxyPhone(Client $client, string $areaCode): ?ClientPhoneNumber
    {
        $availableNumbers = $this->twilioPhoneService->getAvailablePhoneNumbers($areaCode);

        if (empty($availableNumbers)) {
            throw new Exception("No phone numbers available for the given area code");
        }

        $phoneNumber = array_key_first($availableNumbers);
        $companyName = $client->name;

        $result = $this->twilioPhoneService->purchasePhoneNumberAndSetWebhook(
            $phoneNumber,
            $companyName,
            'proxy',
            'proxy'
        );

        $clientPhoneNumber = ClientPhoneNumber::create([
            'client_id' => $client->id,
            'type' => 'proxy',
            'value' => 'proxy',
            'phone_number' => $result['phone_number'],
            'route_to' => $client->phone_number,
            'sid' => $result['sid'],
        ]);

        $client->update(['proxy_phone' => $result['phone_number']]);

        return $clientPhoneNumber;
    }

    public function updateProxyPhoneConfiguration(ClientPhoneNumber $clientPhoneNumber, string $routeTo): void
    {
        $clientPhoneNumber->update(['route_to' => $routeTo]);
    }
}