import time import logging import requests import json import random from typing import Dict, Any, List, Tuple from datetime import datetime import os import urllib.parse import re from src.config_manager import ConfigManager from PIL import Image, ImageDraw from .cache_manager import CacheManager # Configure logging logging.basicConfig(level=logging.INFO) logger = logging.getLogger(__name__) class StockNewsManager: def __init__(self, config: Dict[str, Any], display_manager): self.config = config self.config_manager = ConfigManager() self.display_manager = display_manager self.stocks_config = config.get('stocks', {}) self.stock_news_config = config.get('stock_news', {}) self.last_update = 0 self.news_data = {} self.current_news_group = 0 # Track which group of headlines we're showing self.scroll_position = 0 self.cached_text_image = None # Cache for the text image self.cached_text = None # Cache for the text string self.cache_manager = CacheManager() # Get scroll settings from config with faster defaults self.scroll_speed = self.stock_news_config.get('scroll_speed', 1) self.scroll_delay = self.stock_news_config.get('scroll_delay', 0.001) # Default to 1ms instead of 50ms # Log the actual values being used logger.info(f"Scroll settings - Speed: {self.scroll_speed} pixels/frame, Delay: {self.scroll_delay*1000:.2f}ms") # Initialize frame rate tracking self.frame_count = 0 self.last_frame_time = time.time() self.last_fps_log_time = time.time() self.frame_times = [] # Keep track of recent frame times for average FPS self.headers = { 'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36' } # Initialize with first update self.update_news_data() def _fetch_news_for_symbol(self, symbol: str) -> List[Dict[str, Any]]: """Fetch news headlines for a stock symbol.""" # Try to get cached data first cached_data = self.cache_manager.get_cached_data('stock_news') if cached_data and symbol in cached_data: logger.info(f"Using cached news data for {symbol}") return cached_data[symbol] try: # Using Yahoo Finance API to get news encoded_symbol = urllib.parse.quote(symbol) url = f"https://query1.finance.yahoo.com/v1/finance/search?q={encoded_symbol}&lang=en-US®ion=US"esCount=0&newsCount={self.stock_news_config.get('max_headlines_per_symbol', 5)}" response = requests.get(url, headers=self.headers, timeout=5) if response.status_code != 200: logger.error(f"Failed to fetch news for {symbol}: HTTP {response.status_code}") return [] data = response.json() news_items = data.get('news', []) # Process and format news items formatted_news = [] for item in news_items: formatted_news.append({ "title": item.get('title', ''), "publisher": item.get('publisher', ''), "link": item.get('link', ''), "published": item.get('providerPublishTime', 0) }) logger.info(f"Fetched {len(formatted_news)} news items for {symbol}") # Cache the new data if cached_data is None: cached_data = {} cached_data[symbol] = formatted_news self.cache_manager.update_cache('stock_news', cached_data) return formatted_news except requests.exceptions.RequestException as e: logger.error(f"Network error fetching news for {symbol}: {e}") # Try to use cached data as fallback if cached_data and symbol in cached_data: logger.info(f"Using cached news data as fallback for {symbol}") return cached_data[symbol] return [] except (ValueError, IndexError, KeyError) as e: logger.error(f"Error parsing news data for {symbol}: {e}") return [] except Exception as e: logger.error(f"Unexpected error fetching news for {symbol}: {e}") return [] def update_news_data(self): """Update news data for all configured stock symbols.""" current_time = time.time() update_interval = self.stock_news_config.get('update_interval', 300) # Check if we need to update based on time if current_time - self.last_update > update_interval: symbols = self.stocks_config.get('symbols', []) if not symbols: logger.warning("No stock symbols configured for news") return # Get cached data cached_data = self.cache_manager.get_cached_data('stock_news') # Update each symbol new_data = {} success = False for symbol in symbols: # Check if data has changed before fetching if cached_data and symbol in cached_data: current_state = cached_data[symbol] if not self.cache_manager.has_data_changed('stock_news', current_state): logger.info(f"News data hasn't changed for {symbol}, using existing data") new_data[symbol] = current_state success = True continue # Add a small delay between requests to avoid rate limiting time.sleep(random.uniform(0.1, 0.3)) news_items = self._fetch_news_for_symbol(symbol) if news_items: new_data[symbol] = news_items success = True if success: # Only update the displayed data when we have new data self.news_data = new_data self.last_update = current_time logger.info(f"Updated news data for {len(new_data)} symbols") else: logger.error("Failed to fetch news for any configured stocks") def _create_text_image(self, text: str, color: Tuple[int, int, int] = (255, 255, 255)) -> Image.Image: """Create an image containing the text for efficient scrolling.""" # Get text dimensions bbox = self.display_manager.draw.textbbox((0, 0), text, font=self.display_manager.small_font) text_width = bbox[2] - bbox[0] text_height = bbox[3] - bbox[1] # Create a new image with the text text_image = Image.new('RGB', (text_width, self.display_manager.matrix.height), (0, 0, 0)) text_draw = ImageDraw.Draw(text_image) # Draw the text centered vertically y = (self.display_manager.matrix.height - text_height) // 2 text_draw.text((0, y), text, font=self.display_manager.small_font, fill=color) return text_image def _log_frame_rate(self): """Log frame rate statistics.""" current_time = time.time() # Calculate instantaneous frame time frame_time = current_time - self.last_frame_time self.frame_times.append(frame_time) # Keep only last 100 frames for average if len(self.frame_times) > 100: self.frame_times.pop(0) # Log FPS every second if current_time - self.last_fps_log_time >= 1.0: avg_frame_time = sum(self.frame_times) / len(self.frame_times) avg_fps = 1.0 / avg_frame_time if avg_frame_time > 0 else 0 instant_fps = 1.0 / frame_time if frame_time > 0 else 0 logger.info(f"Frame stats - Avg FPS: {avg_fps:.1f}, Current FPS: {instant_fps:.1f}, Frame time: {frame_time*1000:.2f}ms") self.last_fps_log_time = current_time self.frame_count = 0 self.last_frame_time = current_time self.frame_count += 1 def display_news(self): """Display news headlines by scrolling them across the screen.""" if not self.stock_news_config.get('enabled', False): return # Start update in background if needed if time.time() - self.last_update >= self.stock_news_config.get('update_interval', 300): self.update_news_data() if not self.news_data: logger.warning("No news data available to display") return # Get all news items from all symbols all_news = [] for symbol, news_items in self.news_data.items(): for item in news_items: all_news.append({ "symbol": symbol, "title": item["title"], "publisher": item["publisher"] }) if not all_news: return # Define width and height here, so they are always available width = self.display_manager.matrix.width height = self.display_manager.matrix.height # Create a continuous scrolling image if needed if self.cached_text_image is None: random.shuffle(all_news) # Estimate total width needed (adjust multiplier if needed) # Average headline length guess + symbol + screen width gap estimated_item_width = width * 3 # Estimate each item + gap needs ~3 screen widths estimated_total_width = estimated_item_width * len(all_news) # Create the full image with estimated width full_image = Image.new('RGB', (max(estimated_total_width, width), height), (0, 0, 0)) draw = ImageDraw.Draw(full_image) current_x = 0 screen_width_gap = width # Use a full screen width as the gap # Add initial gap before the first headline current_x += screen_width_gap actual_total_width = 0 for news in all_news: news_text = f"{news['symbol']}: {news['title']} " news_image = self._create_text_image(news_text) # Check if image needs resizing (should be rare with estimate) if current_x + news_image.width > full_image.width: # Resize needed - this is less efficient but handles variability new_width = current_x + news_image.width + screen_width_gap * (len(all_news) - all_news.index(news)) # Estimate remaining needed new_full_image = Image.new('RGB', (new_width, height), (0, 0, 0)) new_full_image.paste(full_image, (0, 0)) full_image = new_full_image draw = ImageDraw.Draw(full_image) # Update draw object logging.warning(f"[StockNews] Resized full_image to {new_width}px") # Paste this news image into the full image full_image.paste(news_image, (current_x, 0)) # Move to next position: text width + screen width gap current_x += news_image.width + screen_width_gap actual_total_width = current_x - screen_width_gap # Remove trailing gap # Crop the image to the actual needed size if actual_total_width > 0 and actual_total_width < full_image.width: full_image = full_image.crop((0, 0, actual_total_width, height)) # Cache the full image self.cached_text_image = full_image self.scroll_position = 0 # Don't reset last_update time here, cache creation isn't a data update # self.last_update = time.time() # --- Scrolling logic remains the same --- # width = self.display_manager.matrix.width # Moved up # Check if cached image exists before accessing width if self.cached_text_image is None: logger.warning("[StockNews] Cached image is None, cannot scroll.") return False # Indicate nothing was displayed total_width = self.cached_text_image.width # If total_width is somehow less than screen width, don't scroll if total_width <= width: self.display_manager.image.paste(self.cached_text_image, (0, 0)) self.display_manager.update_display() time.sleep(self.stock_news_config.get('item_display_duration', 5)) # Hold static image self.cached_text_image = None # Force recreation next cycle return True # Update scroll position self.scroll_position += self.scroll_speed if self.scroll_position >= total_width: self.scroll_position = 0 # Wrap around # Optional: Force reload/reshuffle when wrapping # self.cached_text_image = None # return True # Indicate wrap happened if needed by controller # Calculate the visible portion # Handle wrap-around drawing visible_end = self.scroll_position + width if visible_end <= total_width: # Normal case: Paste single crop visible_portion = self.cached_text_image.crop(( self.scroll_position, 0, visible_end, height )) self.display_manager.image.paste(visible_portion, (0, 0)) else: # Wrap-around case: Paste two parts width1 = total_width - self.scroll_position width2 = width - width1 portion1 = self.cached_text_image.crop((self.scroll_position, 0, total_width, height)) portion2 = self.cached_text_image.crop((0, 0, width2, height)) self.display_manager.image.paste(portion1, (0, 0)) self.display_manager.image.paste(portion2, (width1, 0)) self.display_manager.update_display() self._log_frame_rate() time.sleep(self.scroll_delay) return True