<?php

// Please, ensure that php-curl and php-json are available.

function jsonrpc_request($url, $method, $params){
    // Pure JSONRPC request without Odoo consideration.

    $curl_session = curl_init();

    $jsonrpc_id = random_int(0, 1000000000);

    $data = [
        "jsonrpc" => "2.0",
        "method" => $method,
        "params" => $params,
        "id" => $jsonrpc_id
    ];

    $body = json_encode($data);

    curl_setopt($curl_session, CURLOPT_URL, $url);
    curl_setopt($curl_session, CURLOPT_POST, 1);
    curl_setopt($curl_session, CURLOPT_POSTFIELDS, $body);
    curl_setopt($curl_session, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($curl_session, CURLOPT_HEADER, false);
    curl_setopt($curl_session, CURLOPT_HTTPHEADER, ["Content-Type: application/json"]);
    
    $response = curl_exec($curl_session);
    
    curl_close($curl_session);

    $response_object = json_decode($response, true);

    if(isset($response["error"])){
        error_log(print_r($response, true)); 
        throw new Exception($response["error"]["message"]);
    }

    return $response_object;
}