<?php

/*
 * This file is part of the Maestro Project.
 * Copyright (C) Compos Juliot
 */

namespace App\Infrastructure\Provider\SocialNetwork;

use App\Infrastructure\Adapter\HttpClientInterface;
use App\Infrastructure\Adapter\Provider\SocialNetwork\FacebookInterface;
use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
use Symfony\Component\HttpFoundation\RequestStack;
use Facebook\Facebook;
use GuzzleHttp\Client;

class FacebookProvider implements FacebookInterface
{
    /** @var ParameterBagInterface */
    public $params;

    /** @var HttpClientInterface */
    public $httpClient;

    /** @var RequestStack */
    public $requestStack;

    public function __construct(
        HttpClientInterface $httpClient,
        ParameterBagInterface $params,
        RequestStack $requestStack
    ) {
        $this->params = $params;
        $this->httpClient = $httpClient;
        $this->requestStack  = $requestStack;
    }

    /**
     * @param $listValueId
     *
     * @return mixed
     */
    public function getUser()
    {
        try {
            $client = new Client(['base_uri' => 'https://graph.facebook.com']);
            $response = $client->request('GET', '/oauth/access_token', [
                'query' => [
                    "client_id" => $this->params->get('facebook_id'),
                    "client_secret" => $this->params->get('facebook_secret'),
                    "grant_type" => "client_credentials"
                ]
            ]);
            $data = json_decode($response->getBody()->getContents(), true);
            $result = $data['access_token'];
        } catch(Exception $e) {
            $result = $e;
        }

        return $result;
    }
    
    /**
     * @param $listValueId
     *
     * @return mixed
     */
    public function getToken()
    {
        $userToken = $this->getUser();
        try {
            $client = new Client(['base_uri' => 'https://graph.facebook.com']);
            $response = $client->request('GET', '/109453961359599', [
                'query' => [
                    "fields" => "access_token",
                    "access_token" => $userToken
                ]
            ]);
            $data = json_decode($response->getBody()->getContents(), true);
            /*$page = array_filter($data['data'], function ($d) {
                return $d['id'];
            });*/
            
            $result = $data;
        } catch(Exception $e) {
            $result = $e;
        }

        return $result;
    }

    public function post(string $message, array $medias)
    {
        $config = [
            "app_id"=> $this->params->get('facebook_id'),
            "app_secret"=> $this->params->get('facebook_secret'),
            "default_access_token"=> $this->params->get('facebook_token'),
            "page_id"=> "109453961359599",
            "enable_beta_mode"=> true,
            "default_graph_version"=> "v2.8",             # Optional, also supports "mcrypt" and "urandom". Default uses the latest graph version.
            "persistent_data_handler"=> "memory",         # Optional, also supports "session". Default is "memory".
            "pseudo_random_string_generator"=> "openssl", # Optional, also supports "mcrypt" and "urandom". Default is "openssl".
            "http_client_handler"=> "curl"    
        ];

        $fb = new Facebook($config);

        $data['message'] = $message;
        if(is_array($filePath) && !empty($filePath)){
            $data["source"] = $fb->fileToUpload($filePath);
        }
          
        try {
            $result = $fb->post('/me/photos', $data);
        } catch(Facebook\Exceptions\FacebookSDKException $e) {
            $result = $e->getMessage();
        }

        return $result;
    }
}