import os
from flask import Flask, render_template, request, jsonify
from rss_processor import fetch_rss_feeds, process_and_store_articles, vector_db, summarize_article
import logging

app = Flask(__name__)

# Setup logging
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)

@app.route('/', methods=['GET', 'POST'])
def index():
    logger.info("Starting to fetch RSS feeds")
    articles = fetch_rss_feeds()
    logger.info(f"Fetched {len(articles)} articles")
    process_and_store_articles(articles)  # Load without summarization
    logger.info("Articles processed and stored")
    stored_docs = vector_db.similarity_search("news", k=len(articles))
    enriched_articles = [
        {
            "title": doc.metadata["title"],
            "link": doc.metadata["link"],
            "summary": doc.metadata["original_description"],  # Use original description initially
            "category": doc.metadata["category"],
            "sentiment": doc.metadata["sentiment"],
            "published": doc.metadata["published"],
            "image": doc.metadata.get("image", "svg"),
        }
        for doc in stored_docs
    ]
    logger.info(f"Enriched {len(enriched_articles)} articles for display")

    if request.method == 'POST' and 'search' in request.form:
        query = request.form.get('search')
        if query:
            logger.info(f"Processing search query: {query}")
            results = vector_db.similarity_search(query, k=10)
            enriched_articles = [
                {
                    "title": doc.metadata["title"],
                    "link": doc.metadata["link"],
                    "summary": summarize_article(doc.metadata["original_description"]),  # Summarize on search
                    "category": doc.metadata["category"],
                    "sentiment": doc.metadata["sentiment"],
                    "published": doc.metadata["published"],
                    "image": doc.metadata.get("image", "svg"),
                }
                for doc in results
            ]
            logger.info(f"Search returned {len(enriched_articles)} results with summaries")

    categorized_articles = {}
    for article in enriched_articles:
        cat = article["category"]
        if cat not in categorized_articles:
            categorized_articles[cat] = []
        categorized_articles[cat].append(article)

    return render_template("index.html", categorized_articles=categorized_articles)

@app.route('/summarize', methods=['POST'])
def summarize():
    data = request.get_json()
    text = data.get('text')
    logger.info(f"Received summarize request for text: {text[:50]}...")
    summary = summarize_article(text)
    logger.info(f"Generated summary: {summary}")
    return jsonify({"summary": summary})

if __name__ == "__main__":
    app.run(debug=True, host="0.0.0.0", port=7860)