<?php

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namespace Nextend\Framework;

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use Exception;

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use Joomla\CMS\Http\Http;

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use Nextend\Framework\Misc\Base64;

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use Nextend\Framework\Misc\HttpClient;

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use Nextend\Framework\Notification\Notification;

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use Nextend\Framework\Platform\Platform;

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use Nextend\Framework\Request\Request;

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use Nextend\Framework\Url\Url;

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class Api {

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private static $api = 'https://api.nextendweb.com/v1/';

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public static function getApiUrl() {

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return self::$api;

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}

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public static function api($posts, $returnUrl = false) {

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$api = self::getApiUrl();

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$posts_default = array(

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'platform' => Platform::getName()

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);

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$posts = $posts + $posts_default;

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if ($returnUrl) {

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return $api . '?' . http_build_query($posts, '', '&');

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}

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$request = wp_remote_post($api, array(

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'timeout' => 20,

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'body' => $posts

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));

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if (is_wp_error($request)) {

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foreach ($request->get_error_messages() as $errorMessage) {

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Notification::error($errorMessage);

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}

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return null;

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} else {

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$data = wp_remote_retrieve_body($request);

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$headers = wp_remote_retrieve_headers($request);

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$contentType = $headers['content-type'];

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}

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switch ($contentType) {

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case 'text/html; charset=UTF-8':

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Notification::error(sprintf('Unexpected response from the API.<br>Contact us (support@nextendweb.com) with the following log:') . '<br><textarea style="width: 100%;height:200px;font-size:8px;">' . Base64::encode($data) . '</textarea>');

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return array(

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'status' => 'ERROR_HANDLED'

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);

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break;

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case 'application/json':

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return json_decode($data, true);

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}

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return $data;

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}

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private static function parseHeaders(array $headers, $header = null) {

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$output = array();

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if ('HTTP' === substr($headers[0], 0, 4)) {

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list(, $output['status'], $output['status_text']) = explode(' ', $headers[0]);

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unset($headers[0]);

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}

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foreach ($headers as $v) {

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$h = preg_split('/:\s*/', $v);

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if (count($h) >= 2) {

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$output[strtolower($h[0])] = $h[1];

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}

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}

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if (null !== $header) {

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if (isset($output[strtolower($header)])) {

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return $output[strtolower($header)];

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}

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return null;

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}

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return $output;

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}

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}

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