from fastapi import FastAPI
from fastapi.responses import FileResponse
from fastapi.staticfiles import StaticFiles
from pathlib import Path

from app.api.routes import commodities, positions, analytics, reports, disagg

app = FastAPI(
    title="CFTC COT Explorer",
    description="Explore CFTC Commitments of Traders positioning data",
    version="1.0.0",
)

app.include_router(commodities.router)
app.include_router(positions.router)
app.include_router(analytics.router)
app.include_router(reports.router)
app.include_router(disagg.router)

FRONTEND_DIR = Path(__file__).parent.parent.parent / "frontend"

if FRONTEND_DIR.exists():
    app.mount("/static", StaticFiles(directory=str(FRONTEND_DIR)), name="static")


@app.get("/", include_in_schema=False)
async def root():
    index = FRONTEND_DIR / "index.html"
    if index.exists():
        return FileResponse(str(index))
    return {"message": "CFTC COT Explorer API", "docs": "/docs"}


@app.get("/health", include_in_schema=False)
async def health():
    from app.db import get_db
    with get_db() as conn:
        count = conn.execute("SELECT COUNT(*) FROM reports").fetchone()[0]
    return {"status": "ok", "reports": count}