walletservice/app/Traits/Helper.php

<?php


namespace App\Traits;


use App\Models\CountriesCurrency;
use App\Models\Country;
use App\Models\Network;
use Brick\Money\Context\AutoContext;
use Brick\Money\Context\CustomContext;
use DateTime;
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;

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 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()]);
    }
}