from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware
from fastapi.staticfiles import StaticFiles
import os
import sys

# Add backend directory to sys.path to resolve 'app' module
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))

from app.core.registry import TOOLS_REGISTRY, search_tools
from app.core.cleanup import start_scheduler, cleanup_all, init_temp_dir
from app.tools import server_ops, image_ops, video_ops
import contextlib

@contextlib.asynccontextmanager
async def lifespan(app: FastAPI):
    cleanup_all()
    scheduler = start_scheduler()
    yield
    scheduler.shutdown()

app = FastAPI(title="Web Utils 2026", description="Personal Web Utilities Server", lifespan=lifespan)

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

app.include_router(server_ops.router, prefix="/api/tools", tags=["tools"])
app.include_router(image_ops.router, prefix="/api/tools", tags=["images"])
app.include_router(video_ops.router, prefix="/api/tools/video", tags=["video"])

@app.get("/api/registry")
def get_registry(q: str | None = None):
    """프론트엔드 메뉴 구성을 위한 도구 목록 반환"""
    return search_tools(q or "")

# Static Files Serving (Frontend 빌드 결과물 서빙용 - 배포 시 활성화)
# 개발 중에는 Frontend Dev Server(Vite)를 별도로 띄우는 것이 일반적이지만,
# 최종 배포 형태를 고려해 코드를 남겨둡니다.
# frontend_dist = "../frontend/dist"
# if os.path.exists(frontend_dist):
#     app.mount("/", StaticFiles(directory=frontend_dist, html=True), name="static")

if __name__ == "__main__":
    import uvicorn
    # Use 'app.main:app' to ensure reliable reloading from backend root
    uvicorn.run("app.main:app", host="0.0.0.0", port=8000, reload=True)