from collections.abc import AsyncIterator
from contextlib import asynccontextmanager

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

from app.config import settings
from app.routers import admin, auth, cloud_types, clouds, collections, favorites, health, profiles


@asynccontextmanager
async def lifespan(_: FastAPI) -> AsyncIterator[None]:
    settings.upload_dir.mkdir(parents=True, exist_ok=True)
    yield


app = FastAPI(
    title=settings.app_name,
    version="0.1.0",
    debug=settings.debug,
    lifespan=lifespan,
)
app.add_middleware(
    CORSMiddleware,
    allow_origins=settings.cors_origin_list,
    allow_credentials=True,
    allow_methods=["GET", "POST", "PATCH", "DELETE", "OPTIONS"],
    allow_headers=["Authorization", "Content-Type"],
)

for router in (
    health.router,
    auth.router,
    profiles.router,
    cloud_types.router,
    clouds.router,
    collections.router,
    favorites.router,
    admin.router,
):
    app.include_router(router, prefix=settings.api_v1_prefix)

app.mount("/media", StaticFiles(directory=settings.upload_dir, check_dir=False), name="media")


@app.get("/", include_in_schema=False)
async def root() -> dict[str, str]:
    return {"name": settings.app_name, "docs": "/docs"}