58 lines
1.9 KiB
Python
58 lines
1.9 KiB
Python
"""Signal endpoints — recent signals with filtering."""
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from __future__ import annotations
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from fastapi import APIRouter, Depends, Query, Request
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from services.api_gateway.auth.middleware import get_current_user
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from sqlalchemy import select, desc, func
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router = APIRouter(prefix="/api/signals", tags=["signals"])
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@router.get("")
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async def list_signals(
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request: Request,
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_user: dict = Depends(get_current_user),
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ticker: str | None = Query(default=None),
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page: int = Query(default=1, ge=1),
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per_page: int = Query(default=20, ge=1, le=100),
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) -> dict:
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"""Recent signals with optional ticker filter and pagination."""
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from shared.models.trading import Signal
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db = request.app.state.db_session_factory
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async with db() as session:
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query = select(Signal).order_by(desc(Signal.created_at))
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count_query = select(func.count()).select_from(Signal)
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if ticker:
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query = query.where(Signal.ticker == ticker.upper())
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count_query = count_query.where(Signal.ticker == ticker.upper())
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total = (await session.execute(count_query)).scalar() or 0
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offset = (page - 1) * per_page
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query = query.offset(offset).limit(per_page)
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result = await session.execute(query)
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signals = result.scalars().all()
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return {
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"signals": [
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{
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"id": str(s.id),
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"ticker": s.ticker,
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"direction": s.direction.value,
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"strength": s.strength,
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"strategy_sources": s.strategy_sources,
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"sentiment_score": s.sentiment_score,
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"acted_on": s.acted_on,
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"created_at": s.created_at.isoformat() if s.created_at else None,
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}
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for s in signals
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],
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"total": total,
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"page": page,
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"per_page": per_page,
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"pages": (total + per_page - 1) // per_page if per_page else 0,
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}
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