"""FastAPI application factory."""

from __future__ import annotations

from collections.abc import AsyncIterator
from contextlib import asynccontextmanager

from fastapi import FastAPI

from app.api.routes import api_router
from app.core.cache import init_cache, shutdown_cache
from app.core.config import settings
from app.core.middleware.cache_monitor import CacheAvailabilityMiddleware
from fastapi.middleware.cors import CORSMiddleware


def create_app() -> FastAPI:
    """Build FastAPI application instance."""

    @asynccontextmanager
    async def lifespan(_: FastAPI) -> AsyncIterator[None]:
        await init_cache()
        try:
            yield
        finally:
            await shutdown_cache()

    application = FastAPI(title=settings.project_name, version=settings.version, lifespan=lifespan)
    application.include_router(api_router)
    application.add_middleware(CacheAvailabilityMiddleware)
    application.add_middleware(
        CORSMiddleware,
        allow_origins=[
            # "https://kitchen-crm.k1nq.tech",
            # "http://192.168.31.51",
            # "http://localhost:8000",
            # "http://0.0.0.0:8000",
            # "http://127.0.0.1:8000",
            "*" # ! TODO: Убрать
        ],
        allow_credentials=True,
        allow_methods=["*"],  # Разрешить все HTTP-методы
        allow_headers=["*"],  # Разрешить все заголовки
    )
    return application


app = create_app()