Remove Finnhub + QuickChart candlestick chart code. Chart generation will be handled by a separate service in the future. Simplified back to FinViz daily charts for reliability. 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
83 lines
2.5 KiB
Python
83 lines
2.5 KiB
Python
import finnhub
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import logging
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from typing import Optional, Dict, Any
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from .base import StockAPIBase
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from datetime import datetime
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import pytz
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logger = logging.getLogger(__name__)
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class FinnhubAPI(StockAPIBase):
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"""Finnhub implementation of stock price provider."""
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def __init__(self, api_key: str):
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"""
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Initialize Finnhub API client.
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Args:
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api_key: Finnhub API key
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"""
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self.client = finnhub.Client(api_key=api_key)
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self.api_key = api_key
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def get_stock_price(self, ticker: str) -> Optional[Dict[str, Any]]:
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"""
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Retrieve stock price data from Finnhub.
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Args:
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ticker: Stock ticker symbol
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Returns:
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Dictionary with stock data or None if unavailable
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"""
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try:
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# Get current quote data
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quote = self.client.quote(ticker)
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if not quote or quote.get('c') is None or quote.get('c') == 0:
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logger.warning(f"No data available for ticker: {ticker}")
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return None
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current_price = float(quote['c']) # Current price
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previous_close = float(quote['pc']) # Previous close
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if current_price == 0 or previous_close == 0:
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logger.warning(f"Invalid price data for ticker: {ticker}")
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return None
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change_dollar = current_price - previous_close
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change_percent = (change_dollar / previous_close) * 100
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# Use MarketHours utility for accurate market status
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from market_hours import MarketHours
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market_open = MarketHours.is_market_open()
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return {
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'ticker': ticker.upper(),
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'current_price': round(current_price, 2),
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'previous_close': round(previous_close, 2),
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'change_dollar': round(change_dollar, 2),
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'change_percent': round(change_percent, 2),
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'market_open': market_open
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}
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except Exception as e:
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logger.error(f"Error fetching data for {ticker}: {e}")
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return None
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def is_available(self) -> bool:
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"""
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Check if Finnhub API is accessible.
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Returns:
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True if accessible, False otherwise
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"""
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try:
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test_quote = self.client.quote("AAPL")
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return test_quote is not None and test_quote.get('c') is not None
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except Exception as e:
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logger.error(f"Finnhub API unavailable: {e}")
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return False
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