olsch01
b7d4e900cc
Full-stack iOS options trading assistant: - Python FastAPI backend with SQLite, APScheduler (15-min position monitor), APNs push notifications, and yfinance market data integration - Signal engine: IV Rank (rolling HV proxy), SMA-50/200, swing-based support/resistance, earnings detection, signal strength scoring and noise-resistant SHA hash for change detection - Recommendation engine: covered call and cash-secured put strike/expiry selection across 0DTE, 1DTE, weekly, and monthly horizons - REST API: /devices, /portfolio, /recommendations, /positions, /signals, /alerts - iOS SwiftUI app (iOS 17+): dashboard, recommendations, trades, portfolio, and alerts tabs with push notification deep-linking - Unit + integration tests for signal engine and API layer Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
from datetime import datetime
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from fastapi import APIRouter, Depends, Header, HTTPException, Query
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from sqlalchemy.orm import Session
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from app.database import get_db
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from app.models.db_models import Device, OptionPosition
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from app.models.schemas import OptionPositionCreate, OptionPositionClose, OptionPositionResponse
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router = APIRouter(prefix="/positions", tags=["positions"])
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def _get_device(x_device_token: str = Header(...), db: Session = Depends(get_db)) -> Device:
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device = db.query(Device).filter(Device.apns_token == x_device_token).first()
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if not device:
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raise HTTPException(status_code=404, detail="Device not registered.")
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return device
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@router.get("", response_model=list[OptionPositionResponse])
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def get_positions(
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status: str | None = Query(None),
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device: Device = Depends(_get_device),
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db: Session = Depends(get_db),
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):
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query = db.query(OptionPosition).filter(OptionPosition.device_id == device.id)
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if status:
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query = query.filter(OptionPosition.status == status)
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return query.order_by(OptionPosition.opened_at.desc()).all()
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@router.post("", response_model=OptionPositionResponse, status_code=201)
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def log_position(
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body: OptionPositionCreate,
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device: Device = Depends(_get_device),
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db: Session = Depends(get_db),
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):
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position = OptionPosition(
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device_id=device.id,
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ticker=body.ticker,
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strategy=body.strategy,
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strike=body.strike,
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expiration=body.expiration,
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premium_received=body.premium_received,
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contracts=body.contracts,
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status="open",
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)
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db.add(position)
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db.commit()
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db.refresh(position)
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return position
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@router.patch("/{position_id}", response_model=OptionPositionResponse)
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def close_position(
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position_id: int,
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body: OptionPositionClose,
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device: Device = Depends(_get_device),
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db: Session = Depends(get_db),
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):
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position = (
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db.query(OptionPosition)
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.filter(OptionPosition.id == position_id, OptionPosition.device_id == device.id)
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.first()
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)
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if not position:
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raise HTTPException(status_code=404, detail="Position not found.")
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valid_statuses = ("closed", "rolled")
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if body.status not in valid_statuses:
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raise HTTPException(status_code=422, detail=f"status must be one of {valid_statuses}")
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position.status = body.status
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position.close_reason = body.close_reason
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position.closed_at = datetime.utcnow()
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db.commit()
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db.refresh(position)
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return position
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