"""Mini-OpenClaw Backend — FastAPI Entry Point"""

import os
from contextlib import asynccontextmanager
from pathlib import Path

from dotenv import load_dotenv
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware

load_dotenv()

BASE_DIR = Path(__file__).resolve().parent


@asynccontextmanager
async def lifespan(app: FastAPI):
    """Startup: scan skills, initialize agent, build memory index."""
    from tools.skills_scanner import scan_skills
    from graph.agent import agent_manager
    from graph.memory_indexer import get_memory_indexer

    scan_skills(BASE_DIR)
    agent_manager.initialize(BASE_DIR)

    # Initialize memory indexer for RAG mode
    try:
        indexer = get_memory_indexer(BASE_DIR)
        indexer.rebuild_index()
    except Exception as e:
        print(f"⚠️ Memory indexer initialization skipped: {e}")

    print("✅ mini OpenClaw backend ready")
    from services.project_assistant import ProjectAssistantService
    from services.assistant_worker import DurableWorker
    from services.assistant_settings import flags
    worker = DurableWorker(ProjectAssistantService()).start() if flags()["assistant"] else None
    from services.operations_demo import DemoService
    demo_worker = DurableWorker(DemoService()).start() if flags()["assistant"] and flags()["demo"] else None
    try:
        yield
    finally:
        if worker:
            worker.stop()
        if demo_worker:
            demo_worker.stop()


app = FastAPI(title="mini OpenClaw", version="0.1.0", lifespan=lifespan)

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

from api.chat import router as chat_router
from api.files import router as files_router
from api.sessions import router as sessions_router
from api.tokens import router as tokens_router
from api.compress import router as compress_router
from api.config_api import router as config_router
from api.xingbang_router import router as xingbang_router
from api.xingbang_v2 import router as xingbang_v2_router
from api.review_assist import router as review_assist_router
from api.xingbang_unified import router as xingbang_unified_router
from api.risk_assess import router as risk_assess_router
from api.xingbang_workspace import router as xingbang_workspace_router
from api.risk_agent_config import router as risk_agent_config_router

app.include_router(chat_router, prefix="/api")
app.include_router(files_router, prefix="/api")
app.include_router(sessions_router, prefix="/api")
app.include_router(tokens_router, prefix="/api")
app.include_router(compress_router, prefix="/api")
app.include_router(config_router, prefix="/api")
app.include_router(xingbang_router)
app.include_router(xingbang_v2_router)
app.include_router(review_assist_router)
app.include_router(xingbang_unified_router)
app.include_router(risk_assess_router, prefix="/api/risk-assess")
app.include_router(xingbang_workspace_router)
app.include_router(risk_agent_config_router)
from api.report_agent import router as report_agent_router
app.include_router(report_agent_router)
from api.coordination_agent import router as coordination_agent_router
app.include_router(coordination_agent_router)
from api.collateral_agent import router as collateral_agent_router
app.include_router(collateral_agent_router)
from api.xingbang_projects import router as projects_router
app.include_router(projects_router)
from api.project_assistant import router as project_assistant_router
from api.operations_center import router as operations_router
app.include_router(operations_router)
app.include_router(project_assistant_router)
# S1 预审接口：必须注册在 project_assistant 之后（更具体的前缀先匹配；
# 其路径为 .../project-assistant/prescreen/...）——见 claude_use/T00/04 §1
from fastapi.exceptions import RequestValidationError
from api.prescreen import router as prescreen_router, validation_handler

# 只为 prescreen 路径输出统一错误信封；处理器内部对其它路径交回 FastAPI 默认实现，
# 因此既有端点的 {"detail": ...} 形状不变（有测试与冒烟锁定该隔离）。
app.add_exception_handler(RequestValidationError, validation_handler)
app.include_router(prescreen_router)


@app.get("/")
async def root():
    return {"name": "mini OpenClaw", "version": "0.1.0", "status": "running"}


# 支持 `python app.py` 直接启动后端(FastAPI + uvicorn)
if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="0.0.0.0", port=8002)