walletservice/app/Traits/Helper.php

<?php


namespace App\Traits;


use App\Models\CountriesCurrency;
use App\Models\Country;
use App\Models\Identification;
use App\Models\Network;
use Brick\Money\Context\AutoContext;
use Brick\Money\Context\CustomContext;
use DateTime;
use GuzzleHttp\Exception\RequestException;
use Illuminate\Support\Facades\Mail;
use Brick\Money\CurrencyConverter;
use Brick\Money\ExchangeRateProvider\PDOProvider;
use Brick\Money\ExchangeRateProvider\PDOProviderConfiguration;
use Brick\Money\ExchangeRateProvider\BaseCurrencyProvider;
use Brick\Money\Money;
use Brick\Math\RoundingMode;
use PDO;
use Illuminate\Support\Facades\DB;
use Psr\Http\Message\ResponseInterface;

trait Helper
{
    public function sendMail($email, $title, $messageText)
    {

        $recipients = [$email];
        Mail::mailer('smtp')->raw($messageText, function ($message) use ($recipients, $title) {
            $message->subject($title);
            $message->to($recipients);
        });
//        return $this->successResponse("mail envoye");
    }

    public function sendPushNotificationToUser($user_code, $message, $data = null)
    {
        $client = new \GuzzleHttp\Client([
            'base_uri' => env('NOTIFICATION_SERVICE_URL'),
        ]);
        $headers = [
            'Authorization' => env('NOTIFICATION_SERVICE_KEY'),
        ];
        $body = new \stdClass();
        $body->user_code = $user_code;
        $body->message = $message;
        $body->data = $data;
        $promise = $client->requestAsync('POST', '/onesignal/pushToUser', ['json' => $body, 'headers' => $headers])->then();
//            function (ResponseInterface $res) {
//                echo $res->getStatusCode() . "\n";
//            },
//            function (RequestException $e) {
//                echo $e->getMessage() . "\n";
//                echo $e->getRequest()->getMethod();
//            }
//        );
        $promise->wait();
//        return $response->getBody()->getContents();
    }

    public function checkPassword($password, $encrypted_password, $salt)
    {
        $encrypted_password_to_check = base64_encode(sha1($password . $salt, true) . $salt);
        return $encrypted_password_to_check == $encrypted_password;
    }

    public function hashSSHA($string)
    {
        $salt = sha1(rand());
        $salt = substr($salt, 0, 10);
        $encrypted = base64_encode(sha1($string . $salt, true) . $salt);
        $hash = array("salt" => $salt, "encrypted" => $encrypted);
        return $hash;
    }

    public function getCountryName($id_country){
        return Country::findOrFail($id_country)->name;
    }

    public function getNetworkName($id_network){
        return Network::findOrFail($id_network)->name;
    }

    public function toMoneyWithNetwork($amount , $id_network){
        $currency = collect(DB::select('SELECT cu.code FROM networks n INNER JOIN countries c ON c.id = n.country_id INNER JOIN currencies cu ON cu.id = c.idCurrency
                                WHERE n.id = :id',['id'=>$id_network]))->first();

        $money = Money::of(round($amount, 2),$currency ? $currency->code : 'XAF',new AutoContext());
        return $money->formatTo('fr_FR');
    }

    public function toMoney($amount, $id_country)
    {
        $country = Country::findOrFail($id_country);
        $money = Money::of(round($amount, 2),$country->currency->code,new AutoContext());
        return $money->formatTo('fr_FR');
    }

    private function convertMoney($amount , $init_country , $final_country)
    {
        // set to whatever your rates are relative to
        $baseCurrency = 'USD';

// use your own credentials, or re-use your existing PDO connection
        $pdo = new PDO('mysql:host=' .env('DB_HOST') . ';dbname=' .env('DB_DATABASE'), env('DB_USERNAME'), env('DB_PASSWORD'));

        $configuration = new PDOProviderConfiguration();

        $configuration->tableName = 'exchange_rate';
        $configuration->exchangeRateColumnName = 'exchange_rate';
        $configuration->targetCurrencyColumnName = 'target_currency';
        $configuration->sourceCurrencyCode = $baseCurrency;

// this provider loads exchange rates from your database
        $provider = new PDOProvider($pdo, $configuration);

// this provider calculates exchange rates relative to the base currency
        $provider = new BaseCurrencyProvider($provider, $baseCurrency);

// this currency converter can now handle any currency pair
        $converter = new CurrencyConverter($provider);
        $init_country = Country::findOrFail($init_country);
        $final_country = Country::findOrFail($final_country);
        $init_money = Money::of(round($amount, 2),$init_country->currency->code,new AutoContext());
        return $converter->convert($init_money, $final_country->currency->code, RoundingMode::DOWN);
    }

    public function toMoneyWithCurrency($amount , $init_country , $final_country){
        return $this->convertMoney($amount , $init_country , $final_country)->formatTo('fr_FR');
    }

    public function toMoneyAmount($amount , $init_country , $final_country){
        return $this->convertMoney($amount , $init_country , $final_country)->getAmount()->toFloat();
    }

    public function toUSDAmount($amount , $init_country , $final_currency_code = 'USD'){
        // set to whatever your rates are relative to
        $baseCurrency = 'USD';

// use your own credentials, or re-use your existing PDO connection
        $pdo = new PDO('mysql:host=' .env('DB_HOST') . ';dbname=' .env('DB_DATABASE'), env('DB_USERNAME'), env('DB_PASSWORD'));

        $configuration = new PDOProviderConfiguration();

        $configuration->tableName = 'exchange_rate';
        $configuration->exchangeRateColumnName = 'exchange_rate';
        $configuration->targetCurrencyColumnName = 'target_currency';
        $configuration->sourceCurrencyCode = $baseCurrency;

// this provider loads exchange rates from your database
        $provider = new PDOProvider($pdo, $configuration);

// this provider calculates exchange rates relative to the base currency
        $provider = new BaseCurrencyProvider($provider, $baseCurrency);

// this currency converter can now handle any currency pair
        $converter = new CurrencyConverter($provider);
        $init_country = Country::findOrFail($init_country);
        $init_money = Money::of(round($amount, 2),$init_country->currency->code,new AutoContext());
        return $converter->convert($init_money, $final_currency_code, RoundingMode::DOWN)->getAmount()->toFloat();
    }


//    public function getTransactionID(){
//        $d = new DateTime();
//        $first =  str_replace(['-',':'], '',$d->format("y-m-d H:i:s.u"));
//        return str_replace(' ' ,'.',$first);
//    }

    public function getCurrency($id_country){
        $cc = CountriesCurrency::findOrFail($id_country);
        return $cc->currency_code;
    }

    public function arrayPaginator($array, $request)
    {
        $page = Input::get('page', 1);
        $perPage = 10;
        $offset = ($page * $perPage) - $perPage;

        return new LengthAwarePaginator(array_slice($array, $offset, $perPage, true), count($array), $perPage, $page,
            ['path' => $request->url(), 'query' => $request->query()]);
    }

    public function array_has_dupes($array)
    {
        // streamline per @Felix
        return count($array) !== count(array_unique($array));
    }

    //Calcul des taxes
    public function calculateTax(array $taxes, $frais)
    {
        $sommeTaux = 0;
        $sommeFixe = 0;
        foreach ($taxes as $tax) {
            if ($tax->type == '%')
                $sommeTaux += $tax->valeur;

            if ($tax->type == 'fixe')
                $sommeFixe += $tax->valeur;
        }
        return ($frais * $sommeTaux / 100) + $sommeFixe;
    }

    public function checkMyIdentification($id)
    {
        $identification = Identification::where('id_user', $id)->first();
        if (isset($identification)) {
            if ($identification->status == 0)
                return $this->errorResponse(trans('errors.validation_identification_required'));
            else
                return $identification;
        } else {
            return $this->errorResponse(trans('errors.identification_required'));
        }
    }

    public function generateGroupCode($length = 8)
    {
        $characters = '23456789ABCDEFGHJKLMNOPQRSTUVWXYZ';
        $charactersLength = strlen($characters);
        $randomString = '';
        for ($i = 0; $i < $length; $i++) {
            $randomString .= $characters[rand(0, $charactersLength - 1)];
        }
        return $randomString;
    }
}