from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from contextlib import asynccontextmanager

from app.database import connect_db, close_db
from app.config import get_settings
from app.routers import auth, resume, requirements, schedule, questions, pronunciation

settings = get_settings()


@asynccontextmanager
async def lifespan(app: FastAPI):
    await connect_db()
    yield
    await close_db()


app = FastAPI(
    title="HireAI API",
    description="AI-powered hiring platform backend",
    version="1.0.0",
    lifespan=lifespan,
    docs_url="/docs",
    redoc_url="/redoc",
)

# ── CORS ────────────────────────────────────────────────────────
app.add_middleware(
    CORSMiddleware,
    allow_origins=[settings.frontend_url, "http://localhost:5173"],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

# ── Routers ─────────────────────────────────────────────────────
app.include_router(auth.router)
app.include_router(resume.router)
app.include_router(requirements.router)
app.include_router(schedule.router)
app.include_router(questions.router)
app.include_router(pronunciation.router)


@app.get("/")
async def root():
    return {
        "app": "HireAI API",
        "version": "1.0.0",
        "status": "running",
        "docs": "/docs",
    }


@app.get("/health")
async def health():
    return {"status": "ok"}