<?php

abstract class BaseController
{

    use RequiresAuth;
    
    protected $f3;

    public function __construct()
    {
        $this->f3 = \Base::instance();
        
    }


    // helper function 

    protected function getDB()
    {
        return $this->f3->get('DB');
    }

    /**
     * Enforce that the user is logged in before proceeding.
     */
    protected function requireLogin()
    {
        // using trait
        $this->check_access($this->f3);
        return;

        // abstract
        if(!$this->f3->exists('SESSION.user')){
            $this->f3->set('SESSION.redirect', $this->f3->get('PATH'));
            $this->f3->reroute('/login');
        }
    }

    /**
     * Enforce that the user is logged in AND is an admin before proceeding.
     */
    protected function requireAdmin()
    {
        $this->requireLogin(); // First, ensure the user is logged in

        // Check if the user is an admin (assuming 'is_admin' property in session)
        if (!$this->f3->get('SESSION.user.is_admin')) {
            // Optionally set an error message
            $this->f3->set('SESSION.error', 'Admin access required.');
            $this->f3->reroute('/'); // Redirect non-admins to home page
        }
    }
 
    /**
     * Set up a main layout template and inject the specified view path
     * optional $data to pass variables down to template
     */
    protected function renderView(string $viewPath, array $data = []):void
    {
        foreach($data as $key => $value){
            $this->f3->set($key, $value);
        }
 
        // set {{content}}
        $this->f3->set('content', $viewPath);
        
        // render tempalte
        echo \Template::instance()->render('../ui/templates/layout.html');
        
        // clear SESSION.error
        $this->f3->clear('SESSION.error');
    }
}