// Using fetch API
const apiClient = {
  baseURL: 'https://demo-api.laogair.com',
  
  async get(endpoint, params = {}) {
    const url = new URL(endpoint, this.baseURL);
    Object.keys(params).forEach(key => 
      url.searchParams.append(key, params[key])
    );
    
    const response = await fetch(url);
    return response.json();
  },
  
  async post(endpoint, data = {}) {
    const response = await fetch(this.baseURL + endpoint, {
      method: 'POST',
      headers: {
        'Content-Type': 'application/json',
      },
      body: JSON.stringify(data)
    });
    return response.json();
  }
};

// ຄົ້ນຫາຖົບບິນ
const flights = await apiClient.post('/public/flights/search', {
  departure_code: 'VTE',
  arrival_code: 'BKK',
  departure_date: '2025-01-20'
});

console.log(flights);

baseURL . $endpoint;
        if (!empty($params)) {
            $url .= '?' . http_build_query($params);
        }
        
        $response = file_get_contents($url);
        return json_decode($response, true);
    }
    
    public function post($endpoint, $data = []) {
        $options = [
            'http' => [
                'header' => "Content-type: application/json\r\n",
                'method' => 'POST',
                'content' => json_encode($data)
            ]
        ];
        
        $context = stream_context_create($options);
        $response = file_get_contents(
            $this->baseURL . $endpoint, 
            false, 
            $context
        );
        
        return json_decode($response, true);
    }
}

// ນຳໃຊ້
$api = new LaoAirAPI();

// ຄົ້ນຫາຖົບບິນ
$flights = $api->post('/public/flights/search', [
    'departure_code' => 'VTE',
    'arrival_code' => 'BKK',
    'departure_date' => '2025-01-20'
]);

print_r($flights);
?>