cakephp 4 – AJAX – Programowanie

AppController

$this->loadComponent('RequestHandler');

routes.php

$builder->scope('/api', function (RouteBuilder $router) {
    $router->setExtensions(['json', 'pdf']);
    $router->connect('/get-price', ['controller' => 'Api', 'action' => 'getPrice']);
});

class ApiController extends AppController
{
  public function getPrice()
  {
    if( $this->request->is('ajax') )
    {
      $coin = $this->request->getParsedBody()['id'];

      if( array_key_exists($coin, $this->coins) ) {

        $client = new CoinGeckoClient();  
        $result = $client->simple()->getPrice($coin, 'usd,pln');
      } else {
        $result = ['error' => 'Niepoprawny symbol kryptowaluty'];
      }
      $this->set('result', $result); 
      $this->viewBuilder()->setOption('serialize', ['result']); 
    }
  }
}

javascript

function setCryptoPrices (coin='') {

  var url = '/api/get-crypto-price.json';

  $.ajax({
    url      : url,
    type     : 'post',
    dataType : 'json',
    data     : {id : coin},
    success  : function(resp){ renderCryptoPrices(resp.result[coin], side); },
    error    : function(e){ console.error(e); }
  }); 
}