<?php

namespace Swissup\Geoip\Model\Provider;

use Swissup\Geoip\Model\ProviderContext;
use Magento\Framework\HTTP\ClientFactory;

class Ipstack extends AbstractProvider
{
const BASE_URL = 'http://api.ipstack.com/';

const API_KEY_CONFIG = 'geoip/main/ipstack_api_key';

/**
* @var ClientFactory
*/
protected $httpClientFactory;

/**
* @param ProviderContext $context
* @param ClientFactory $httpClientFactory
*/
public function __construct(
ProviderContext $context,
ClientFactory $httpClientFactory
) {
parent::__construct($context);

$this->httpClientFactory = $httpClientFactory;
}

/**
* @param string $ip
* @return mixed
*/
public function detect($ip)
{
$client = $this->httpClientFactory->create();
$client->get($this->getUri($ip));

$data = json_decode($client->getBody(), true);

if (!$data) {
return;
}

if (!empty($data['error'])) {
throw new \Exception($data['error']['info']);
}

if (!empty($data['country_code']) && !empty($data['region_code'])) {
return $data;
}
}

/**
* @return string
*/
public function getCityName()
{
return $this->rawRecord['city'];
}

/**
* @return string
*/
public function getRegionCode()
{
return $this->rawRecord['region_code'];
}

/**
* @return string
*/
public function getCountryCode()
{
return $this->rawRecord['country_code'];
}

/**
* @return string
*/
public function getPostalCode()
{
return $this->rawRecord['zip'];
}

/**
* @return boolean
*/
public function isCacheable()
{
return true;
}

/**
* @param string $ip
* @return string
*/
private function getUri($ip)
{
return self::BASE_URL . $ip
. '?access_key=' . $this->getConfigValue(self::API_KEY_CONFIG)
. '&output=json';
}
}