Initial commit: Gold Trading Simulator with AI-powered analysis

backend/app/api/account.py

@@ -0,0 +1,63 @@
+from __future__ import annotations
+
+from fastapi import APIRouter
+from typing import Any, Dict, List
+from datetime import datetime, timezone
+
+from app.api.trading import simulation_state
+from app.streaming.live_store import live_store
+
+router = APIRouter(prefix="/account", tags=["Account"]) 
+router_positions = APIRouter(tags=["Positions"]) 
+
+
+def _latest_close(symbol: str, timeframe: str = "1m") -> float | None:
+    try:
+        history = live_store.get_history(symbol, timeframe)
+        if history:
+            return float(history[-1]["close"])
+    except Exception:
+        pass
+    return None
+
+
+@router.get("")
+async def get_account() -> Dict[str, Any]:
+    cash = float(simulation_state.get("cash", 0.0))
+    initial = float(simulation_state.get("initial_capital", 0.0))
+    pos = simulation_state.get("position")
+    position_value = 0.0
+    exposure: Dict[str, float] = {}
+    if pos:
+        symbol = pos.get("symbol", "XAU/USD")
+        last = _latest_close(symbol) or float(pos["avg_price"])
+        position_value = float(pos["quantity"]) * last
+        exposure[symbol] = position_value
+    equity = cash + position_value
+    return {
+        "time": datetime.now(timezone.utc).isoformat(),
+        "cash": cash,
+        "equity": equity,
+        "initial_capital": initial,
+        "margin_used": 0.0,
+        "exposure": exposure,
+    }
+
+
+@router.get("/positions")
+@router_positions.get("/positions")
+async def get_positions() -> List[Dict[str, Any]]:
+    pos = simulation_state.get("position")
+    if not pos:
+        return []
+    symbol = pos.get("symbol", "XAU/USD")
+    last = _latest_close(symbol)
+    return [
+        {
+            "symbol": symbol,
+            "quantity": float(pos["quantity"]),
+            "avg_price": float(pos["avg_price"]),
+            "last_price": float(last) if last is not None else None,
+            "market_value": float(pos["quantity"]) * (float(last) if last is not None else float(pos["avg_price"]))
+        }
+    ]