Create Order Position With Takeprofit Stoploss

<?php
namespace ccxt;
include_once (__DIR__.'/../../ccxt.php');
// ----------------------------------------------------------------------------

// PLEASE DO NOT EDIT THIS FILE, IT IS GENERATED AND WILL BE OVERWRITTEN:
// https://github.com/ccxt/ccxt/blob/master/CONTRIBUTING.md#how-to-contribute-code

// -----------------------------------------------------------------------------

error_reporting(E_ALL);
date_default_timezone_set('UTC');

use ccxt\Precise;
use React\Async;
use React\Promise;


// AUTO-TRANSPILE //
var_dump('CCXT Version:', $ccxt->version);


// ------------------------------------------------------------------------------
function example() {
   // at this moment, only OKX support embedded stop-loss & take-profit orders in unified manner. other exchanges are being added actively and will be available soon.
   return Async\async(function () {
       $exchange = new \ccxt\async\okx(array(
           'apiKey' => 'YOUR_API_KEY',
           'secret' => 'YOUR_API_SECRET',
           'password' => 'YOUR_API_PASSWORD',
       ));
       $symbol = 'DOGE/USDT:USDT';
       $side = 'buy'; // 'buy' | 'sell'
       $order_type = 'limit'; // 'market' | 'limit'
       $amount = 1; // how many contracts (see `market(symbol).contractSize` to find out coin portion per one contract)
       Async\await($exchange->load_markets());
       $market = $exchange->market($symbol);
       $ticker = Async\await($exchange->fetch_ticker($symbol));
       $last_price = $ticker['last'];
       $ask_price = $ticker['ask'];
       $bid_price = $ticker['bid'];
       // if order_type is 'market', then price is not needed
       $price = null;
       // if order_type is 'limit', then set a price at your desired level
       if ($order_type === 'limit') {
           $price = ($side === 'buy') ? $bid_price * 0.95 : $ask_price * 1.05; // i.e. 5% from current price
       }
       // set trigger price for stop-loss/take-profit to 2% from current price
       // (note, across different exchanges "trigger" price can be also mentioned with different synonyms, like "activation price", "stop price", "conditional price", etc. )
       $stop_loss_trigger_price = ($order_type === 'market' ? $last_price : $price) * ($side === 'buy' ? 0.98 : 1.02);
       $take_profit_trigger_price = ($order_type === 'market' ? $last_price : $price) * ($side === 'buy' ? 1.02 : 0.98);
       // when symbol's price reaches your predefined "trigger price", stop-loss order would be activated as a "market order". but if you want it to be activated as a "limit order", then set a 'price' parameter for it
       $params = array(
           'stopLoss' => array(
               'triggerPrice' => $stop_loss_trigger_price,
               'price' => $stop_loss_trigger_price * 0.98,
           ),
           'takeProfit' => array(
               'triggerPrice' => $take_profit_trigger_price,
               'price' => $take_profit_trigger_price * 0.98,
           ),
       );
       $position_amount = $market['contractSize'] * $amount;
       $position_value = $position_amount * $last_price;
       // log
       var_dump('Going to open a position', 'for', $amount, 'contracts worth', $position_amount, $market['base'], '~', $position_value, $market['settle'], 'using', $side, $order_type, 'order (', ($order_type === 'limit' ? $exchange->price_to_precision($symbol, $price) : ''), '), using the following params:');
       var_dump($params);
       var_dump('-----------------------------------------------------------------------');
       try {
           $created_order = Async\await($exchange->create_order($symbol, $order_type, $side, $amount, $price, $params));
           var_dump('Created an order', $created_order);
           // Fetch all your open orders for this symbol
           // - use 'fetchOpenOrders' or 'fetchOrders' and filter with 'open' status
           // - note, that some exchanges might return one order object with embedded stoploss/takeprofit fields, while other exchanges might have separate stoploss/takeprofit order objects
           $all_open_orders = Async\await($exchange->fetch_open_orders($symbol));
           var_dump('Fetched all your orders for this symbol', $all_open_orders);
       } catch(Exception $e) {
           var_dump(((string) $e));
       }
   }) ();
}


Async\await(example());