app.py

from openai import OpenAI
import crawl_the_site
import create_database
import streamlit as st

api_key = "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"

openai_client = OpenAI(base_url="https://openrouter.ai/api/v1",api_key=api_key)

prompt_template = """Answer the question only according to the information provided below. Answer only the user's question, dont give additional information.
## Information : 
{}

## Question : 
# {}"""

if st.session_state.stage == "crawl-input":
    config = st.text_area("Enter the start URL and the limit of crawling (in this format : URL,limit):")
    config_btn = st.button("Start crawling!")

    if config and config_btn:
        start = config.split(",")[0]
        limit = int(config.split(",")[1])
        
        txt = crawl_the_site.crawl(start,limit)
        st.session_state.collection = create_database.create_database(txt)
        st.write("Crawling is done.")
        st.session_state.stage = "prompt-input"
else:
    prompt = st.text_area("What would you like to chat about?")
    prompt_btn = st.button("Enter")
    
    if prompt and prompt_btn:
        results = st.session_state.collection.query(query_texts=[prompt],n_results=5)
        infos = results["documents"][0]
        
        info_text = ""
        for info in infos:
            info_text += info + "\n---\n"
        info_text = info_text.strip()
        
        prompt = prompt_template.format(info_text,prompt)
        
        completion = openai_client.chat.completions.create(
        extra_headers={},
        extra_body={},
        model="deepseek/deepseek-r1:free",
        messages=[{"role":"user","content":prompt}])
        
        st.write((completion.choices[0].message.content)[7:-1])