<?php
function nkf_custom_login_logo(){
    echo '<style>
        body.login { background-color:#e8f5e9; }
        #login h1 a { background-image:url('.get_stylesheet_directory_uri().'/images/logo.png); width:320px; height:80px; background-size: contain; }
    </style>';
}
add_action('login_enqueue_scripts','nkf_custom_login_logo');
?>

<?php
function nkf_post_views($postID){
    $count_key = 'nkf_post_views_count';
    $count = get_post_meta($postID,$count_key,true);
    if($count==''){ $count=0; delete_post_meta($postID,$count_key); add_post_meta($postID,$count_key,'0'); }else{ $count++; update_post_meta($postID,$count_key,$count); }
}
function nkf_get_post_views($postID){
    $count = get_post_meta($postID,'nkf_post_views_count',true);
    return $count==''?0:$count;
}
add_action('wp_head','nkf_count_post_views');
function nkf_count_post_views(){
    if(is_single()){
        global $post;
        nkf_post_views($post->ID);
    }
}
?>

<?php
function nkf_recent_posts($atts){
    $atts = shortcode_atts(['count'=>5], $atts,'nkf_recent');
    $posts = get_posts(['numberposts'=>$atts['count']]);
    if(empty($posts)) return '<p>لا توجد مقالات</p>';
    $output='<div style="display:flex;flex-direction:column;gap:20px;">';
    foreach($posts as $p){
        $thumb = get_the_post_thumbnail($p->ID,'thumbnail');
        $output .= '<div style="display:flex;gap:10px;">'.$thumb.'<a href="'.get_permalink($p->ID).'">'.$p->post_title.'</a></div>';
    }
    $output .='</div>';
    return $output;
}
add_shortcode('nkf_recent','nkf_recent_posts');
?>

<?php
function nkf_popup_script(){
    echo '<script>
    document.addEventListener("DOMContentLoaded",function(){
        setTimeout(function(){
            alert("مرحباً بك في موقعنا! اكتشف أحدث الأكواد والمقالات.");
        },3000);
    });
    </script>';
}
add_action('wp_footer','nkf_popup_script');
?>

<?php
function nkf_auto_seo(){
    if(is_single()){
        global $post;
        $desc = get_post_meta($post->ID,'nkf_meta_desc',true);
        if(!$desc){
            $desc = wp_trim_words($post->post_content,30);
            echo '<meta name="description" content="'.esc_attr($desc).'">';
        }
    }
}
add_action('wp_head','nkf_auto_seo');
?>

<?php
function nkf_disable_right_click(){
    echo '<script>
    document.addEventListener("contextmenu",function(e){ e.preventDefault(); alert("النسخ غير مسموح!"); });
    </script>';
}
add_action('wp_footer','nkf_disable_right_click');
?>