from flask import Flask, render_template
import feedparser
import os

app = Flask(__name__)

# Expanded RSS news feeds – 
rss_urls = [
    # Environment
    "https://www.theguardian.com/uk/environment/rss",
    "https://rss.nytimes.com/services/xml/rss/nyt/climate.xml",
    "https://feeds.bbci.co.uk/news/science_and_environment/rss.xml",
    "https://e360.yale.edu/feed.xml",
    "https://www.bbc.co.uk/sn/rss/",
    "https://news.un.org/feed/subscribe/en/news/topic/climate-change/feed/rss.xml",
    "https://www.ecowatch.com/feed",
    "https://factor.niehs.nih.gov/feeds/newsletter.xml",
    "https://grist.org/feed/",
    "https://earth911.com/feed/",  
    "https://news.climate.columbia.edu/feed/",
    "https://www.sciencedaily.com/rss/top/environment.xml",
    "https://news.climate.columbia.edu/feed/",
    "https://theecologist.org/whats_new/feed",
    "https://www.environmentuk.net/index.php?format=feed&type=rss",
    "https://www.independent.co.uk/climate-change/news/rss",
    "https://envirotecmagazine.com/feed/",
    "https://planetsave.com/feed/",
    "https://environmentalprogress.org/big-news?format=RSS",

    # Environment2
    "https://usgreenchamber.com/feed/",
    "https://www.seattletimes.com/seattle-news/environment/",
    "https://feeds.feedburner.com/ConservationInternationalBlog",
    "http://www.ijdesign.com/blog/feed/",
    "https://thegrownetwork.com/feed/",
    "https://www.earthava.com/feed/",
    "https://blog.plant-for-the-planet.org/feed/",
    "https://feeds.feedburner.com/CreativeGreenLiving",
    "https://e2.org/feed/",
    "https://oceanconservancy.org/blog/feed/",
    "https://www.congress.gov/rss/most-viewed.xml",

    # ESG
    "https://esgtoday.com/feed",
    "https://esgnews.com/feed",
    "https://advanceesg.org/feed",
    "https://jstories.media/feed/en/latest",
    "https://esgpro.co.uk/feed",
    "https://practicalesg.com/blogs/feed",
    "https://www.eco-business.com/feeds/",
    "https://www.indexologyblog.com/category/sustainability/feed/",
    "https://www.knowesg.com/rss.xml",
    "https://www.esginvestor.net/feed/",
    "https://cse-net.org/feed/",
    "https://www.esgmark.co.uk/blog?format=rss",
    "https://esgclarity.com/feed/",
    "https://theimpactinvestor.com/feed/",
    "https://www.eyeonesg.com/feed/",
    "https://esgreview.net/feed/",
    "https://www.emergingmarketsesg.net/feed/",
    "https://www.scmp.com/rss/91/feed",  # South China Morning Post

    # ESG2
    "https://medium.com/feed/the-esg-advisor",
    "https://www.msci.com/esg-blog-posts/-/rss/kAOIupnbxkM3/feed",
    "https://esg-blog.com/feed/",
    "https://theesginvestor.com/feed/",  
    "https://investor-update.com/category/esg-blog/feed",
    "https://auctusesg.com/feed/",
]

# Fetch RSS feed
def get_rss_articles():
    articles = []
    for url in rss_urls:
        try:
            feed = feedparser.parse(url)
            for entry in feed.entries:
                articles.append({
                    "title": entry.title,
                    "link": entry.link,
                    "summary": entry.get("summary", ""),
                    "published": entry.get("published", ""),
                    "source": url
                })
        except Exception as e:
            print(f"Error fetching {url}: {e}")
    return articles

# Routes
@app.route("/")
def index():
    articles = get_rss_articles()
    return render_template("index.html", articles=articles)

@app.route("/api/ping")
def ping():
    return "pong", 200

# ─────────────────── main ────────────────────────────
if __name__ == "__main__":
    port = int(os.environ.get("PORT", 7860))
    app.run(host="0.0.0.0", port=port)