WP Remote Get/Post/Put/Patch/Del wrapper for apis with json decoded body and consistent result data

wp-remote-request-wrapper.php

<?php

// sample usage
$url = 'http://example.org/';
$url_args = array( 'id' => 47, 'name' => 'radley' );
$body_fields = array( 'nonce' => 12345 );
$headers = array( 'Authorization' => 'api 123456' ); // Mailchimp-style api key using basic authorization

$result = rs_remote_request( $url, 'GET', $url_args, $body_fields, $headers );

// Success (200 = changes ok, 204 = no change needed)
if ( $result['response_code'] == 200 || $result['response_code'] == 204 ) {
    return $result;
}

// Item does not exist
else if ( $result['response_code'] == 404 ) {
    return false;
}

// Unexpected response code, display a warning and exit.
else {
  // You should not use this in production code, at least make it more friendly and prevent it from exiting the script.
  echo '<div class="rs-api-warning">';
  echo '<p>RS API Warning ('. $api_result['response_code'].'): '. $api_result['response_message'] .'</p>';
  echo '<pre>'. esc_html(print_r($api_result, true)) .'</pre>';
  echo '</div>';
  exit;
}

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


function rs_remote_request( $url, $method = 'GET', $url_args = array(), $body_fields = array(), $headers = array() ) {
  
  // Add url args (get parameters) to the main url
  if ( $url_args ) $url = add_query_arg( $url_args, $url );

  // Prepare arguments for wp_remote_request
  $args = array();
  
  if ( $method ) $args['method'] = $method;
  if ( $headers ) $args['headers'] = $headers;
  if ( $body_fields ) $args['body'] = json_encode( $body_fields );

  // Make the request
  $response = wp_remote_request($url, $args);

  // Get the results
  $response_code = wp_remote_retrieve_response_code( $response );
  $response_message = wp_remote_retrieve_response_message( $response );
  $response_body = wp_remote_retrieve_body( $response );

  // Decode the JSON in the body, if it is json
  if ( $response_body ) {
    $j = json_decode( $response_body );

    if ( $j ) $response_body = $j;
  }

  // Return this information in the same format for success or error. Includes debugging information.
  return array(
    'response_body' => $response_body,
    'response_code' => $response_code,
    'response_message' => $response_message,
    'response' => $response,
    'debug' => array(
      'file' => __FILE__,
      'line' => __LINE__,
      'function' => __FUNCTION__,
      'args' => array(
        'url' => $url,
        'method' => $method,
        'url_args' => $url_args,
        'body_fields' => $body_fields,
        'headers' => $headers,
      ),
    )
  );
  
}