import io
import os
import subprocess
from typing import List

from image_processor.utils import get_page_images_from_pdf


def get_pdf_from_pptx(pptx_path: str, temp_dir: str) -> str:
    base_name = os.path.splitext(os.path.basename(pptx_path))[0]
    print(base_name)

    result = subprocess.run(
        f'{os.getenv("LIBREOFFICE")} --convert-to pdf "{pptx_path}" --outdir "{temp_dir}"',
        shell=True,
        capture_output=True,
        text=True,
    )

    print("LibreOffice stdout:", result.stdout)
    print("LibreOffice stderr:", result.stderr)

    pdf_filename = f"{base_name}.pdf"
    pdf_path = os.path.join(temp_dir, pdf_filename)
    print(pdf_path)

    return pdf_path


def get_images_from_pptx(pptx_path: str) -> List[str]:
    temp_dir = os.path.dirname(pptx_path)
    pdf_path = get_pdf_from_pptx(pptx_path, temp_dir)

    return get_page_images_from_pdf(pdf_path, temp_dir)