"""应用入口：四库异步生命周期 + 中间件 + 全局异常 + 路由装配。"""
from contextlib import asynccontextmanager
import asyncio

import uvicorn
from fastapi import FastAPI

from api.router import api_router
from config import database
from rag.milvus_collections import ensure_collections
from service.customer_agent.bootstrap import (
    build_default_knowledge_upload_service,
    build_default_runtime,
)
from service.client_agent.bootstrap import build_default_runtime as build_client_runtime
from service.client_agent.idle_archive_worker import IdleArchiveWorker
from utils.exceptions import register_exception_handlers
from utils.logger import setup_logging
from utils.request_id import RequestIdMiddleware


@asynccontextmanager
async def lifespan(app: FastAPI):
    setup_logging()
    await ensure_collections()
    app.state.customer_agent_runtime = build_default_runtime()
    app.state.client_agent_runtime = build_client_runtime()
    app.state.client_agent_archive_worker = IdleArchiveWorker(
        redis=app.state.client_agent_runtime.redis,
        memory_service=app.state.client_agent_runtime.memory_service,
    )
    await app.state.client_agent_archive_worker.recover_due_index()
    app.state.client_agent_archive_task = asyncio.create_task(
        app.state.client_agent_archive_worker.run()
    )
    app.state.knowledge_upload_service = build_default_knowledge_upload_service()
    yield
    await app.state.client_agent_archive_worker.stop()
    await app.state.client_agent_archive_task
    await database.dispose()


app = FastAPI(title="智能公募基金系统", version="0.1.0", lifespan=lifespan)

app.add_middleware(RequestIdMiddleware)
register_exception_handlers(app)
app.include_router(api_router)


@app.get("/")
async def root():
    return {"message": "智能公募基金系统 API", "docs": "/docs"}

if __name__ == '__main__':
    uvicorn.run(app, host="127.0.0.1", port=8000)