Phase 1: initial codes

This commit is contained in:
2026-05-26 11:04:27 -04:00
parent 03bff49523
commit f49a283059
32 changed files with 4194 additions and 0 deletions
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from __future__ import annotations
from PyQt6.QtCore import QThread, pyqtSignal
from core.market_data import get_quote
from utils.notifications import send_toast
class AlertWorker(QThread):
alert_triggered = pyqtSignal(str, str, str) # symbol, type, message
check_complete = pyqtSignal()
def __init__(self, interval_seconds: int = 300):
super().__init__()
self._interval = interval_seconds
self._running = False
def run(self):
self._running = True
while self._running:
self._check_alerts()
self.check_complete.emit()
for _ in range(self._interval * 10):
if not self._running:
return
self.msleep(100)
def stop(self):
self._running = False
def _check_alerts(self):
from db.database import get_session
from db.models import Alert
from datetime import datetime
with get_session() as session:
active = session.query(Alert).filter_by(is_active=True).all()
for alert in active:
try:
quote = get_quote(alert.symbol, force=True)
price = quote.get("price", 0.0)
volume = quote.get("volume", 0)
triggered = False
message = ""
if alert.alert_type == "price_above" and price >= alert.target_value:
triggered = True
message = f"{alert.symbol} hit ${price:.2f} (above ${alert.target_value:.2f})"
elif alert.alert_type == "price_below" and price <= alert.target_value:
triggered = True
message = f"{alert.symbol} hit ${price:.2f} (below ${alert.target_value:.2f})"
elif alert.alert_type == "volume_spike":
avg_vol = quote.get("avg_volume") or (volume / 1.5)
if avg_vol and volume >= avg_vol * alert.target_value:
triggered = True
message = f"{alert.symbol} volume spike: {volume:,} ({alert.target_value:.1f}x avg)"
if triggered:
alert.is_active = False
alert.triggered_at = datetime.utcnow()
session.commit()
send_toast("StockMind Alert", message)
self.alert_triggered.emit(alert.symbol, alert.alert_type, message)
except Exception:
continue
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from __future__ import annotations
import time
from datetime import datetime, timedelta
from typing import Optional
import pandas as pd
import yfinance as yf
_quote_cache: dict[str, tuple[dict, float]] = {}
_CACHE_TTL = 60 # seconds
def get_quote(symbol: str, force: bool = False) -> dict:
now = time.time()
if not force and symbol in _quote_cache:
data, ts = _quote_cache[symbol]
if now - ts < _CACHE_TTL:
return data
try:
ticker = yf.Ticker(symbol)
info = ticker.fast_info
hist = ticker.history(period="2d", interval="1d")
price = float(info.last_price or 0)
prev_close = float(info.previous_close or price)
change = price - prev_close
change_pct = (change / prev_close * 100) if prev_close else 0.0
data = {
"symbol": symbol,
"price": price,
"change": change,
"change_pct": change_pct,
"volume": int(info.three_month_average_volume or 0),
"market_cap": getattr(info, "market_cap", None),
"prev_close": prev_close,
"day_high": float(getattr(info, "day_high", price) or price),
"day_low": float(getattr(info, "day_low", price) or price),
"fifty_two_week_high": float(getattr(info, "fifty_two_week_high", 0) or 0),
"fifty_two_week_low": float(getattr(info, "fifty_two_week_low", 0) or 0),
"error": None,
}
except Exception as e:
data = {
"symbol": symbol, "price": 0.0, "change": 0.0, "change_pct": 0.0,
"volume": 0, "market_cap": None, "prev_close": 0.0,
"day_high": 0.0, "day_low": 0.0,
"fifty_two_week_high": 0.0, "fifty_two_week_low": 0.0,
"error": str(e),
}
_quote_cache[symbol] = (data, now)
return data
def get_history(symbol: str, period: str = "6mo", interval: str = "1d") -> pd.DataFrame:
try:
ticker = yf.Ticker(symbol)
df = ticker.history(period=period, interval=interval)
df.index = pd.to_datetime(df.index)
return df
except Exception:
return pd.DataFrame()
def get_fundamentals(symbol: str) -> dict:
try:
ticker = yf.Ticker(symbol)
info = ticker.info
return {
"name": info.get("longName", symbol),
"sector": info.get("sector", ""),
"industry": info.get("industry", ""),
"market_cap": info.get("marketCap"),
"pe_ratio": info.get("trailingPE"),
"forward_pe": info.get("forwardPE"),
"eps": info.get("trailingEps"),
"revenue": info.get("totalRevenue"),
"profit_margin": info.get("profitMargins"),
"dividend_yield": info.get("dividendYield"),
"beta": info.get("beta"),
"week_52_high": info.get("fiftyTwoWeekHigh"),
"week_52_low": info.get("fiftyTwoWeekLow"),
"avg_volume": info.get("averageVolume"),
"description": info.get("longBusinessSummary", ""),
}
except Exception:
return {"name": symbol, "sector": "", "industry": "", "error": True}
def search_symbols(query: str) -> list[dict]:
if not query or len(query) < 1:
return []
try:
results = yf.Search(query, max_results=10)
quotes = results.quotes if hasattr(results, "quotes") else []
return [
{"symbol": q.get("symbol", ""), "name": q.get("shortname", q.get("longname", ""))}
for q in quotes
if q.get("symbol")
]
except Exception:
return []
PERIOD_MAP = {
"1D": ("1d", "5m"),
"1W": ("5d", "15m"),
"1M": ("1mo", "1h"),
"3M": ("3mo", "1d"),
"6M": ("6mo", "1d"),
"1Y": ("1y", "1d"),
"5Y": ("5y", "1wk"),
}
def get_chart_data(symbol: str, period_label: str = "6M") -> pd.DataFrame:
period, interval = PERIOD_MAP.get(period_label, ("6mo", "1d"))
return get_history(symbol, period=period, interval=interval)
def get_batch_quotes(symbols: list[str]) -> dict[str, dict]:
results = {}
for sym in symbols:
results[sym] = get_quote(sym)
return results
SCREENER_UNIVERSE = [
"AAPL", "MSFT", "GOOGL", "AMZN", "NVDA", "META", "TSLA", "BRK-B", "UNH", "JPM",
"V", "XOM", "JNJ", "PG", "MA", "HD", "CVX", "MRK", "ABBV", "PEP",
"KO", "AVGO", "COST", "LLY", "MCD", "TMO", "ACN", "BAC", "CSCO", "WMT",
"ABT", "CRM", "DIS", "NFLX", "AMD", "INTC", "QCOM", "TXN", "PYPL", "AMGN",
"SPY", "QQQ", "DIA", "GLD", "SLV",
"BTC-USD", "ETH-USD", "SOL-USD", "BNB-USD", "ADA-USD",
]
def get_screener_data(symbols: list[str] | None = None) -> list[dict]:
if symbols is None:
symbols = SCREENER_UNIVERSE
results = []
for sym in symbols:
try:
ticker = yf.Ticker(sym)
info = ticker.info
fast = ticker.fast_info
hist = ticker.history(period="1y", interval="1d")
rsi_val = None
if len(hist) >= 14:
delta = hist["Close"].diff()
gain = delta.clip(lower=0).rolling(14).mean()
loss = (-delta.clip(upper=0)).rolling(14).mean()
rs = gain / loss
rsi_series = 100 - (100 / (1 + rs))
rsi_val = round(float(rsi_series.iloc[-1]), 1) if not rsi_series.empty else None
price = float(fast.last_price or 0)
week_52_high = float(getattr(fast, "year_high", 0) or 0)
week_52_low = float(getattr(fast, "year_low", 0) or 0)
results.append({
"symbol": sym,
"name": info.get("shortName", sym),
"price": price,
"sector": info.get("sector", ""),
"market_cap": info.get("marketCap"),
"pe_ratio": info.get("trailingPE"),
"rsi": rsi_val,
"week_52_high": week_52_high,
"week_52_low": week_52_low,
"pct_from_52h": round((price - week_52_high) / week_52_high * 100, 1) if week_52_high else None,
"pct_from_52l": round((price - week_52_low) / week_52_low * 100, 1) if week_52_low else None,
})
except Exception:
continue
return results
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from __future__ import annotations
import pandas as pd
import yfinance as yf
from core.market_data import get_quote, get_history
def calculate_pnl(positions: list[dict], quotes: dict[str, dict]) -> list[dict]:
result = []
for pos in positions:
sym = pos["symbol"]
q = quotes.get(sym, {})
price = q.get("price", 0.0)
shares = pos.get("shares", 0.0)
avg_cost = pos.get("avg_cost", 0.0)
market_value = price * shares
cost_basis = avg_cost * shares
pnl = market_value - cost_basis
pnl_pct = (pnl / cost_basis * 100) if cost_basis else 0.0
result.append({
**pos,
"price": price,
"market_value": market_value,
"cost_basis": cost_basis,
"pnl": pnl,
"pnl_pct": pnl_pct,
"change_pct": q.get("change_pct", 0.0),
})
return result
def get_benchmark_performance(period: str = "1y") -> pd.DataFrame:
return get_history("SPY", period=period)
def calculate_sector_allocation(positions: list[dict]) -> dict[str, float]:
sector_values: dict[str, float] = {}
for pos in positions:
sector = pos.get("sector", "Unknown") or "Unknown"
value = pos.get("market_value", 0.0)
sector_values[sector] = sector_values.get(sector, 0.0) + value
total = sum(sector_values.values())
if total == 0:
return {}
return {s: (v / total * 100) for s, v in sorted(sector_values.items(), key=lambda x: -x[1])}
def get_portfolio_performance(positions: list[dict], period: str = "1y") -> pd.DataFrame:
if not positions:
return pd.DataFrame()
symbols = [p["symbol"] for p in positions]
weights = {}
total_value = sum(p.get("market_value", 0) for p in positions)
if total_value == 0:
return pd.DataFrame()
for p in positions:
weights[p["symbol"]] = p.get("market_value", 0) / total_value
frames = []
for sym in symbols:
hist = get_history(sym, period=period)
if not hist.empty:
pct = hist["Close"].pct_change().fillna(0)
pct.name = sym
frames.append(pct * weights.get(sym, 0))
if not frames:
return pd.DataFrame()
combined = pd.concat(frames, axis=1).fillna(0)
portfolio_returns = combined.sum(axis=1)
portfolio_cumulative = (1 + portfolio_returns).cumprod() - 1
spy = get_history("SPY", period=period)
if not spy.empty:
spy_returns = spy["Close"].pct_change().fillna(0)
spy_cumulative = (1 + spy_returns).cumprod() - 1
return pd.DataFrame({
"portfolio": portfolio_cumulative,
"spy": spy_cumulative,
}).dropna()
return pd.DataFrame({"portfolio": portfolio_cumulative}).dropna()