import os
import re

files = ['kemiskinan.html', 'spbu.html', 'jalan.html', 'persil.html']

for file in files:
    with open(file, 'r', encoding='utf-8') as f:
        content = f.read()
    
    # 1. Remove nav-tabs block
    # Use regex to find and remove the div with class="nav-tabs" and its contents
    nav_tabs_pattern = re.compile(r'<div class="nav-tabs"[^>]*>.*?</div>', re.DOTALL)
    content = nav_tabs_pattern.sub('', content)
    
    # 2. Add back button in panel-head
    panel_head_str = '<div id="panel-head">\n        <h2 id="panel-title">'
    back_btn_html = '''<div id="panel-head">
        <a href="index.html" class="btn btn-ghost btn-sm" style="margin-bottom: 12px; display: inline-flex; align-items: center; gap: 6px; text-decoration: none;">
          <span style="font-size: 14px;">←</span> Kembali ke Beranda
        </a>
        <h2 id="panel-title">'''
    
    # Only replace if not already replaced
    if 'Kembali ke Beranda' not in content:
        content = content.replace(panel_head_str, back_btn_html)
    
    with open(file, 'w', encoding='utf-8') as f:
        f.write(content)