from bs4 import BeautifulSoup

# Read the original HTML
with open("index.html", "r", encoding="utf-8") as f:
    html = f.read()

# Parse HTML
soup = BeautifulSoup(html, "html.parser")

# Find all inline scripts (no src attribute)
inline_scripts = soup.find_all("script", src=False)

# Extract JS code
all_js = "\n\n".join(script.string or "" for script in inline_scripts)

# Remove inline script tags from HTML
for script in inline_scripts:
    script.decompose()

# Insert new external script reference
new_script_tag = soup.new_tag("script", src="script.js")
soup.body.append(new_script_tag)

# Write updated HTML back
with open("index.html", "w", encoding="utf-8") as f:
    f.write(str(soup))

# Write JS to external file
with open("script.js", "w", encoding="utf-8") as f:
    f.write(all_js)

print("✅ Inline JavaScript extracted to script.js and index.html updated.")