Module_Perf.php

<?php
namespace GDO\Perf;

use GDO\Core\GDO_Module;
use GDO\Core\GDT_Enum;
use GDO\User\GDO_User;
use GDO\UI\GDT_Page;

/**
 * Performance statistics in footer.
 * 
 * Config perf_bottom_bar to restrict footer to staff or all or none.
 * This module is part of the gdo7 core.
 * 
 * @author gizmore
 * @version 7.0.0
 * @since 5.3.0
 * @see GDT_PerfBar
 */
final class Module_Perf extends GDO_Module
{
	public int $priority = 100;
	
	public function onLoadLanguage() : void
	{
		$this->loadLanguage('lang/perf');
	}
    
    ##############
    ### Config ###
    ##############
    public function getConfig() : array
    {
        return [
        	GDT_Enum::make('hook_sidebar')->enumValues('all', 'none', 'staff')->initial('staff'),
        ];
    }
    public function cfgBottomPermission() : string { return $this->getConfigValue('hook_sidebar'); }

    ############
    ### Hook ###
    ############
    /**
     * Show performance footer.
     */
    public function onInitSidebar() : void
	{
    	if ($this->shouldShow())
    	{
    		GDT_Page::instance()->bottomBar()->addField(GDT_PerfBar::make('perf'));
    	}
	}
	
	private function shouldShow() : bool
	{
		switch ($this->cfgBottomPermission())
		{
			case 'all': return true;
			case 'none': return false;
			case 'staff': return GDO_User::current()->hasPermission('staff');
		}
	}

}