from playwright.sync_api import sync_playwright

def html_to_pdf(html_path, pdf_path):
    with sync_playwright() as p:
        browser = p.chromium.launch()
        page = browser.new_page()

        # Load local HTML file
        page.goto(f"file://{html_path}")

        # Export to PDF with A4 size
        page.pdf(
            path=pdf_path,
            format="A4",   # <-- built-in A4 support
            margin={"top": "20mm", "bottom": "20mm", "left": "15mm", "right": "15mm"},
            print_background=True # include Tailwind background colors/images
        )

        browser.close()


# Example usage
html_to_pdf("table_of_contents.html", "report.pdf")