<?php

namespace Modules\Livestream\Services;

use GuzzleHttp\Client;
use GuzzleHttp\Exception\ClientException;
use Illuminate\Support\Facades\Log;
use Illuminate\Support\Facades\Redirect;
use Illuminate\Support\Str;
use Modules\Livestream\Entities\RestreamSetting;
use Modules\Livestream\Entities\RestreamToken;

class Restream
{
    protected $base_url = 'https://api.restream.io';
    public $client_id;
    public $client_secret;

    public function __construct()
    {
        $settings = RestreamSetting::first();

        if ($settings) {
            $this->client_id = $settings->client_id;
            $this->client_secret = $settings->client_secret;
        }
    }

    public function connect()
    {
        $redirectUri = route('restream.callback');
        $stateToken = Str::random();
        session(['state-token' => $stateToken]);
        $url = "{$this->base_url}/login?response_type=code&client_id={$this->client_id}&redirect_uri={$redirectUri}&state={$stateToken}";

        return Redirect::away($url);
    }

    public function exchange($code)
    {
        try {
            $client = new Client();
            $response = $client->post("{$this->base_url}/oauth/token", [
                'form_params' => [
                    'grant_type' => 'authorization_code',
                    'redirect_uri' => route('restream.callback'),
                    'code' => $code,
                    'client_id' => $this->client_id,
                    'client_secret' => $this->client_secret,
                ],
            ]);
            $status = $response->getStatusCode();
            $data = json_decode($response->getBody());

            if ($status == 200) {
                $item = RestreamToken::updateOrCreate([ 'client_id' => $this->client_id ], [
                    'access_token' => $data->access_token,
                    'refresh_token' => $data->refresh_token,
                    'scope' => json_encode($data->scope),
                    'type' => $data->token_type,
                ]);
                Log::info('Restream Connected');

                return true;
            } else {
                Log::info("Status code: {$status}");
                Log::info("Message: {$data->message}");
            }
        } catch (ClientException $exception) {
            
        }

        return false;
    }

    public function isConnected()
    {
        $token = RestreamToken::first();

        if ($token) {
            return true;
        }

        return false;
    }

    public function updateSettings($clientId, $clientSecret)
    {
        RestreamSetting::truncate();
        RestreamSetting::updateOrCreate([ 'client_id' => $clientId ], [ 'client_secret' => $clientSecret ]);
    }
}