Files
NewsAgent/src/main.py
2026-01-27 09:25:11 +01:00

165 lines
5.3 KiB
Python

"""Main orchestrator for News Agent"""
import asyncio
from datetime import datetime
from .config import get_config
from .logger import setup_logger, get_logger
from .storage.database import Database
from .storage.models import DigestEntry
from .aggregator.rss_fetcher import RSSFetcher
from .ai.client import OpenRouterClient
from .ai.filter import ArticleFilter
from .ai.summarizer import ArticleSummarizer
from .email.generator import EmailGenerator
from .email.sender import EmailSender
async def main():
"""Main execution flow"""
# Setup logging
setup_logger()
logger = get_logger()
try:
# Load configuration
config = get_config()
# Initialize database
db = Database(config.database.path)
await db.initialize()
# Clean up old articles
await db.cleanup_old_articles(config.database.retention_days)
# Initialize RSS fetcher
fetcher = RSSFetcher()
# Fetch articles from all sources (silently)
articles = await fetcher.fetch_all(config.rss_sources)
if not articles:
await fetcher.close()
return
# Save articles to database (deduplication)
new_articles_count = await db.save_articles(articles)
# Log only the summary
logger.info(f"Total articles fetched from all sources: {len(articles)}")
logger.info(
f"Saved {new_articles_count} new articles (filtered {len(articles) - new_articles_count} duplicates)"
)
await fetcher.close()
# Get unprocessed articles
unprocessed = await db.get_unprocessed_articles()
if not unprocessed:
return
# Initialize AI components
ai_client = OpenRouterClient()
filter_ai = ArticleFilter(ai_client)
summarizer = ArticleSummarizer(ai_client)
# Filter articles by relevance (silently)
filtered_articles = await filter_ai.filter_articles(
unprocessed, max_articles=config.ai.filtering.max_articles
)
if not filtered_articles:
# Mark all as processed but not included
for article in unprocessed:
await db.update_article_processing(
article.id, relevance_score=0.0, ai_summary="", included=False
)
# Still save the run with costs (for filtering only)
session_cost = ai_client.get_session_cost()
await db.save_run(
articles_fetched=len(articles),
articles_processed=len(unprocessed),
articles_included=0,
total_cost=session_cost,
)
return
# Summarize filtered articles (using batch processing for speed, silently)
# Extract just the articles for batch summarization
articles_to_summarize = [article for article, score in filtered_articles]
summaries_dict = await summarizer.summarize_batch(articles_to_summarize)
# Create digest entries with summaries
digest_entries = []
for article, score in filtered_articles:
summary = summaries_dict[article.id]
# Update database
await db.update_article_processing(
article.id, relevance_score=score, ai_summary=summary, included=True
)
# Create digest entry
entry = DigestEntry(
article=article,
relevance_score=score,
ai_summary=summary,
category=article.category,
)
digest_entries.append(entry)
# Mark remaining unprocessed articles as processed but not included
processed_ids = {article.id for article, _ in filtered_articles}
for article in unprocessed:
if article.id not in processed_ids:
await db.update_article_processing(
article.id, relevance_score=0.0, ai_summary="", included=False
)
# Get cost information
session_cost = ai_client.get_session_cost()
total_cost = await db.get_total_cost()
cumulative_cost = total_cost + session_cost
# Save run statistics with costs
await db.save_run(
articles_fetched=len(articles),
articles_processed=len(unprocessed),
articles_included=len(digest_entries),
total_cost=session_cost,
filtering_cost=0.0, # Could split this if tracking separately
summarization_cost=0.0,
)
# Generate email (silently) with cost info
generator = EmailGenerator()
date_str = datetime.now().strftime("%A, %B %d, %Y")
subject = config.email.subject_template.format(date=date_str)
html_content, text_content = generator.generate_digest_email(
digest_entries, date_str, subject, session_cost, cumulative_cost
)
# Send email (silently)
sender = EmailSender()
success = sender.send(subject, html_content, text_content)
if not success:
logger.error("Failed to send email")
except Exception as e:
logger.error(f"Fatal error in main execution: {e}", exc_info=True)
raise
def run():
"""Entry point for command-line execution"""
asyncio.run(main())
if __name__ == "__main__":
run()