import streamlit as st
from pydub import AudioSegment
import io

st.set_page_config(page_title="AudioForge", page_icon="🔊")

st.title("🔊 AudioForge: Free MP3 to WAV Converter")
st.caption("Stop paying for basic tools. Convert audio to lossless WAV instantly.")

uploaded_file = st.file_uploader("Upload Audio (MP3, OGG, M4A)", type=["mp3", "ogg", "m4a", "wav"])

if uploaded_file is not None:
    st.audio(uploaded_file, format='audio/mp3')
    
    if st.button("🔨 Convert to WAV"):
        with st.spinner("Forging..."):
            try:
                # Load Audio
                audio = AudioSegment.from_file(uploaded_file)
                
                # Export to Buffer (Memory)
                buffer = io.BytesIO()
                audio.export(buffer, format="wav")
                
                st.success("Conversion Complete!")
                
                # Download Button
                st.download_button(
                    label="⬇️ Download WAV",
                    data=buffer,
                    file_name="converted_audio.wav",
                    mime="audio/wav"
                )
            except Exception as e:
                st.error(f"Error: {e}")
                st.info("Note: FFMPEG must be installed in packages.txt")