podcast_frontend.py

import streamlit as st
import modal
import json
import os
streamlit_style = """
			<style>
			p, ol, ul, dl  {
			font-size: 1.18rem;
			}
			</style>
			"""
st.markdown(streamlit_style, unsafe_allow_html=True)

def main():
    st.title("Welcome to Podsum Newsletter")
    st.write("Get your podcast summarised without need to spend hours listening!")

    available_podcast_info = create_dict_from_json_files('.')

    # Left section - Input fields
    st.sidebar.header("Podcast RSS Feeds")

    # Dropdown box
    st.sidebar.subheader("Available Podcasts Feeds")
    selected_podcast = st.sidebar.selectbox("Select Podcast", options=available_podcast_info.keys())

    if selected_podcast:

        podcast_info = available_podcast_info[selected_podcast]

        # Display the podcast title
        st.subheader(podcast_info['podcast_details']['podcast_title'])

        # Display the podcast summary and the cover image in a side-by-side layout
        col1, col2 = st.columns([7, 3])

        with col1:
            # Display the podcast episode summary
            st.subheader("Latest Episode Summary")
            st.write(podcast_info['podcast_summary'])
            
        with col2:
            st.image(podcast_info['podcast_details']['episode_image'], caption="Podcast Cover", width=300, use_column_width=True)

        # Display the podcast guest and their details in a side-by-side layout
        col3, col4 = st.columns([3, 7])

        with col3:
            st.subheader("Podcast Guest")
            st.write(podcast_info['podcast_guest']['name'])

        with col4:
            st.subheader("Podcast Guest Details")
            st.write(podcast_info["podcast_guest"]['summary'])

        # Display the five key moments
        st.subheader("Key Moments")
        key_moments = podcast_info['podcast_highlights']
        for moment in key_moments.split('\n'):
            st.markdown(
                f"<p style='margin-bottom: 5px;'>{moment}</p>", unsafe_allow_html=True)

    # User Input box
    st.sidebar.subheader("Add and Process New Podcast Feed")
    url = st.sidebar.text_input("Link to RSS Feed")

    process_button = st.sidebar.button("Process Podcast Feed")
    st.sidebar.markdown("**Note**: Podcast processing can take upto 5 mins, please be patient. Make sure your podcast is not more than 30 mins")
    st.sidebar.markdown("_It will fetch the most recent episode of the podcast_")


    if process_button:

        # Call the function to process the URLs and retrieve podcast guest information
        podcast_info = process_podcast_info(url)

        # Display the podcast title
        st.subheader(podcast_info['podcast_details']['podcast_title'])

        # Display the podcast summary and the cover image in a side-by-side layout
        col1, col2 = st.columns([7, 3])

        with col1:
            # Display the podcast episode summary
            st.subheader("Latest Episode Summary")
            st.write(podcast_info['podcast_summary'])

        with col2:
            st.image(podcast_info['podcast_details']['episode_image'], caption="Podcast Cover", width=300, use_column_width=True)

        # Display the podcast guest and their details in a side-by-side layout
        col3, col4 = st.columns([3, 7])

        with col3:
            st.subheader("Podcast Guest")
            st.write(podcast_info['podcast_guest']['name'])

        with col4:
            st.subheader("Podcast Guest Details")
            st.write(podcast_info["podcast_guest"]['summary'])

        # Display the five key moments
        st.subheader("Key Moments")
        key_moments = podcast_info['podcast_highlights']
        for moment in key_moments.split('\n'):
            st.markdown(
                f"<p style='margin-bottom: 5px;'>{moment}</p>", unsafe_allow_html=True)

def create_dict_from_json_files(folder_path):
    json_files = [f for f in os.listdir(folder_path) if f.endswith('.json')]
    data_dict = {}

    for file_name in json_files:
        file_path = os.path.join(folder_path, file_name)
        with open(file_path, 'r') as file:
            podcast_info = json.load(file)
            podcast_name = podcast_info['podcast_details']['podcast_title']
            # Process the file data as needed
            data_dict[podcast_name] = podcast_info

    return data_dict

def process_podcast_info(url):
    f = modal.Function.lookup("corise-podcast-project", "process_podcast")
    output = f.call(url, '/content/podcast/')
    return output

if __name__ == '__main__':
    main()