<?php

use Google\Auth\Credentials\UserRefreshCredentials;
use Google\Auth\HttpHandler\Guzzle7HttpHandler;
use Google\Auth\OAuth2;
use GuzzleHttp\Client;

function connectWithGooglePhotos($request, array $scopes, $redirectURI)
{
    $clientSecretJson = json_decode(
        file_get_contents('client_secret_1000190146810-j9mohjt8m4m8j8sj6hupl1bghp6o1pdn.apps.googleusercontent.com.json'),
        true
    )['web'];
//    dump($clientSecretJson);exit;
    $clientId = $clientSecretJson['client_id'];
    $clientSecret = $clientSecretJson['client_secret'];

    $oauth2 = new OAuth2([
        'clientId' => $clientId,
        'clientSecret' => $clientSecret,
        'authorizationUri' => 'https://accounts.google.com/o/oauth2/v2/auth',
        // Where to return the user to if they accept your request to access their account.
        // You must authorize this URI in the Google API Console.
        'redirectUri' => $redirectURI,
        'tokenCredentialUri' => 'https://www.googleapis.com/oauth2/v4/token',
        'scope' => $scopes,
        'expiry' => 7200
    ]);

    $client = new Client(['proxy' => 'http://127.0.0.1:1087']);
    $httpHandler = new Guzzle7HttpHandler($client);

    // The authorization URI will, upon redirecting, return a parameter called code.
    $code = $request->get('code');

    if ($code == null || $code == "") {
        $authenticationUrl = $oauth2->buildFullAuthorizationUri(['access_type' => 'offline']);
        // dump($authenticationUrl);
        // redirect($authenticationUrl);
//        header("Location: " . $authenticationUrl);
//        redirect()->to($authenticationUrl);
        return redirect($authenticationUrl);
    } else {
        dump("code is " . $code);
        // With the code returned by the OAuth flow, we can retrieve the refresh token.
        $oauth2->setCode($code);
        $authToken = $oauth2->fetchAuthToken();
        $refreshToken = $authToken['access_token'];

        // The UserRefreshCredentials will use the refresh token to 'refresh' the credentials when
        // they expire.
        $credentials = new UserRefreshCredentials(
            $scopes,
            [
                'client_id' => $clientId,
                'client_secret' => $clientSecret,
                'refresh_token' => $refreshToken
            ]
        );
        session(['credentials' =>  $credentials]);

        // Return the user to the home page.
//        dump("before redirect");
        return redirect('google/photo/index');
//            header("Location: index.php");
    }
}

function iconv_gbk_to_uft8($string){

    if (!$string){
        return '';
    }

    $encode = mb_detect_encoding($string,array("ASCII","GBK","GB2312",'BIG5','UTF-8'));
    // dump($encode);
    return iconv($encode, "UTF-8",$string);


}

function scanFilesWithoutPath($path): array
{
    $allFiles = [];
    if (is_dir($path)) {
        $files = scandir($path);
        foreach ($files as $file) {
            if ($file == "." || $file == "..") {
                continue;
            }
            if (is_dir($path . DIRECTORY_SEPARATOR . $file)) {
                $allFiles = array_merge($allFiles, scanFilesWithoutPath($path . DIRECTORY_SEPARATOR . $file));
            }
            if (is_file($path . DIRECTORY_SEPARATOR . $file)) {
                $allFiles[] = $file;
            }
        }
    }
    return $allFiles;
}