<?php

namespace Zoom;

use Zoom\Endpoint\Users;
use GuzzleHttp\Client;

class ZoomAPI
{

	/**
	 * @var null
	 */
	private $apiKey = null;

	/**
	 * @var null
	 */
	private $apiSecret = null;

	/**
	 * @var null
	 */
	private $users = null;

	protected string $accessToken;
	protected $client;
	/**
	 * Retorna uma instância única de uma classe.
	 *
	 * @staticvar Singleton $instance A instância única dessa classe.
	 *
	 * @return Singleton A Instância única.
	 */
	public function getInstance()
	{
		static $users = null;
		if (null === $users) {
			$this->users = new Users($this->apiKey, $this->apiSecret);
		}

		return $users;
	}

	/**
	 * Zoom constructor.
	 * @param $apiKey
	 * @param $apiSecret
	 */
	public function __construct($apiKey, $apiSecret, $account_id)
	{

		$this->apiKey = $apiKey;

		$this->apiSecret = $apiSecret;

		$client = new Client([
			'headers' => [
				'Authorization' => 'Basic ' . base64_encode($this->apiKey . ':' . $this->apiSecret),
				'Host' => 'zoom.us',
			],
		]);
		$response = $client->request('POST', "https://zoom.us/oauth/token", [
			'form_params' => [
				'grant_type' => 'account_credentials',
				'account_id' => $account_id,
			],
		]);
		$responseBody = json_decode($response->getBody(), true);
		// print_r($responseBody);
		// die;
		$this->accessToken = $responseBody['access_token'];
		// return $responseBody['access_token'];
	}
	public function createMeeting($data)
	{
		$now = date("Y-m-d\TH:i", strtotime(date('Y-m-d H:i:s', time())));
		$postFields = [
			'topic' => $data['title'],
			'type' => 2, // Scheduled meeting
			'start_time' => $now, // Meeting start time in ISO 8601 format
			'duration' => 60 * 12, // Meeting duration in minutes
			'timezone' => 'UTC+07',
			'agenda' => $data['description']
		];
		$this->client = new Client([
			'base_uri' => 'https://api.zoom.us/v2/',
			'headers' => [
				'Authorization' => 'Bearer ' . $this->accessToken,
				'Content-Type' => 'application/json',
			],
		]);
		try {
			$response = $this->client->request('POST', 'users/me/meetings', [
				'json' => $postFields,
			]);
			$res = json_decode($response->getBody(), true);
			return [
				'status' => true,
				'data' => $res,
			];
		} catch (\Throwable $th) {
			return [
				'status' => false,
				'message' => $th->getMessage(),
			];
		}
	}
	/*Functions for management of users*/

	// public function createUser()
	// {
	// 	$createAUserArray['action'] = 'create';
	// 	$createAUserArray['email'] = $_POST['email'];
	// 	$createAUserArray['user_info'] = $_POST['user_info'];

	// 	return $this->users->create($createAUserArray);
	// }
}