// RECAPTCHA V3

// MENU OPTIONS
function no_captcha_recaptcha_menu() {
  add_menu_page("reCapatcha Options", "reCaptcha Options", "manage_options", "recaptcha-options", "recaptcha_options_page", "", 100);
}
function recaptcha_options_page() { ?>
  <div class="wrap">
  <h1>reCaptcha Options</h1>
  <form method="post" action="options.php">
  <?php settings_fields("header_section");
  do_settings_sections("recaptcha-options");
  submit_button(); ?>  
  </form>
  </div>
<?php }

add_action("admin_menu", "no_captcha_recaptcha_menu");

function display_recaptcha_options() {
  add_settings_section("header_section", "Keys", "display_recaptcha_content", "recaptcha-options");
  add_settings_field("captcha_site_key", __("Site Key"), "display_captcha_site_key_element", "recaptcha-options", "header_section");
  add_settings_field("captcha_secret_key", __("Secret Key"), "display_captcha_secret_key_element", "recaptcha-options", "header_section");
  register_setting("header_section", "captcha_site_key");
  register_setting("header_section", "captcha_secret_key");
}
function display_recaptcha_content() {
  echo __('<p>You need to <a href="https://www.google.com/recaptcha/admin" rel="external">register you domain</a> and get keys to make this plugin work.</p>');
  echo __("Enter the key details below");
}
function display_captcha_site_key_element() { ?>
  <input type="text" name="captcha_site_key" id="captcha_site_key" value="<?php echo get_option('captcha_site_key'); ?>" />
<?php }
function display_captcha_secret_key_element() { ?>
  <input type="text" name="captcha_secret_key" id="captcha_secret_key" value="<?php echo get_option('captcha_secret_key'); ?>" />
<?php }

add_action("admin_init", "display_recaptcha_options");