import streamlit as st
import fitz  # PyMuPDF

st.title("📄 Upload and View Multiple PDFs (In-Memory)")

# Upload multiple PDF files
uploaded_files = st.file_uploader(
    "Choose PDF files",
    type="pdf",
    accept_multiple_files=True
)

if uploaded_files:
    for uploaded_file in uploaded_files:
        st.subheader(f"📘 {uploaded_file.name}")
        try:
            # Load PDF from in-memory file
            pdf_doc = fitz.open(stream=uploaded_file.read(), filetype="pdf")
            for page_num in range(len(pdf_doc)):
                page = pdf_doc.load_page(page_num)
                text = page.get_text()
                st.markdown(f"**Page {page_num + 1}:**")
                st.text(text)
        except Exception as e:
            st.error(f"Error reading {uploaded_file.name}: {e}")