Setup_Page::on_load()

	public function on_load() {
		$_GET['noheader'] = 'true';
		if( !defined('IFRAME_REQUEST') ){
			define('IFRAME_REQUEST', true);
		}

        $options = Plugin::instance()->get_options();
		// you must use this instead of menu_page_url() to avoid API error
        $settings_page_url = sprintf(
            'edit.php?post_type=%s&page=%s',
	        Plugin::instance()->get_admin()->get_post_type()->get_post_type(),
	        Plugin::instance()->get_admin()->get_admin_menu()->get_page( 'cvm_settings' )->get_menu_slug()
        );

        $this->vimeo_oauth = new Vimeo_Oauth(
			$options['vimeo_consumer_key'],
			$options['vimeo_secret_key'],
			$options['oauth_token'],
			admin_url( $settings_page_url )
		);

		wp_enqueue_style(
			'vimeotheque-setup',
			VIMEOTHEQUE_URL . 'assets/back-end/css/setup-page.css',
			false,
			VIMEOTHEQUE_VERSION
		);

		wp_enqueue_script(
			'vimeotheque-setup',
			VIMEOTHEQUE_URL . 'assets/back-end/js/setup.js',
			[ 'jquery', 'wp-color-picker' ],
			VIMEOTHEQUE_VERSION
		);

        wp_localize_script(
            'vimeotheque-setup',
            'vimeotheque',
            [
                'restURL' => rest_url(),
                'restNonce' => wp_create_nonce( 'wp_rest' )
            ]
        );

		wp_enqueue_style('wp-color-picker');
	}