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

from routers import health, embeddings, classification, daily_report, rag
from db.vector_store import vector_store
from db.metadata_store import metadata_store


@asynccontextmanager
async def lifespan(app: FastAPI):
    vector_store.initialize()
    metadata_store.initialize()
    yield


app = FastAPI(
    title="TK AI Service",
    description="AI 서비스 (유사 검색, 분류, 보고서)",
    version="1.0.0",
    lifespan=lifespan,
)

app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_credentials=False,
    allow_methods=["*"],
    allow_headers=["*"],
)

app.include_router(health.router, prefix="/api/ai")
app.include_router(embeddings.router, prefix="/api/ai")
app.include_router(classification.router, prefix="/api/ai")
app.include_router(daily_report.router, prefix="/api/ai")
app.include_router(rag.router, prefix="/api/ai")


@app.get("/")
async def root():
    return {"message": "TK AI Service", "version": "1.0.0"}