"""
路由注册：集中管理所有路由和中间件。
"""
import datetime
from fastapi import FastAPI, HTTPException
from fastapi.responses import JSONResponse
from fastapi.middleware.cors import CORSMiddleware

from views.construction_review.file_upload import file_upload_router
from views.construction_review.review_results import review_results_router
from views.construction_review.launch_review import launch_review_router
from views.construction_review.task_control import task_control_router
from views.construction_review.desensitize_api import desensitize_router
from views.construction_write.outline_views import outline_router
from views.construction_write.content_completion import content_completion_router
from views.construction_write.regenerate_views import regenerate_outline_router
from views.construction_write.task_cancel_views import task_cancel_router


def register_routes(app: FastAPI):
    """在 app 上注册所有路由和中间件。"""

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

    app.include_router(file_upload_router)
    app.include_router(review_results_router)
    app.include_router(launch_review_router)
    app.include_router(task_control_router)
    app.include_router(desensitize_router)

    app.include_router(outline_router)
    app.include_router(content_completion_router)
    app.include_router(regenerate_outline_router)
    app.include_router(task_cancel_router)

    @app.exception_handler(HTTPException)
    async def http_exception_handler(request, exc):
        return JSONResponse(status_code=exc.status_code, content=exc.detail)

    @app.get("/health", tags=["系统状态"])
    async def health_check():
        return {"status": "healthy", "timestamp": datetime.datetime.now().isoformat()}

    @app.get("/celery/status", tags=["系统状态"])
    async def get_celery_status():
        from server.app import app_factory
        status = app_factory.celery_manager.get_status()
        return {"celery_worker": status, "timestamp": datetime.datetime.now().isoformat()}

    @app.get("/api/docs/info", tags=["系统状态"])
    async def api_info():
        return {
            "title": "Agent API - 施工方案审查系统",
            "version": "0.3",
            "docs_urls": {"swagger_ui": "/docs", "redoc": "/redoc", "openapi_json": "/openapi.json"},
        }