import os
import sqlite3
from fastapi import APIRouter

DB_PATH = os.path.join(os.path.dirname(os.path.dirname(__file__)), "arb.db")

router = APIRouter(prefix="/api", tags=["signals"])


def get_conn():
    conn = sqlite3.connect(DB_PATH)
    conn.row_factory = sqlite3.Row
    return conn


@router.get("/signals/history")
def signals_history():
    conn = get_conn()
    rows = conn.execute(
        "SELECT id, symbol, rate, annualized, sent_at, message FROM signal_logs ORDER BY id DESC LIMIT 50"
    ).fetchall()
    conn.close()
    return {"items": [dict(r) for r in rows]}