"""MCP 服务器自检：以 stdio 拉起自身，列出工具并调一次 case_list。

用法：uv run python scripts/mcp_smoke.py
验证要点：工具数量与名称、structured_content 可解析、instructions 已下发。
"""

from __future__ import annotations

import asyncio
import sys
from pathlib import Path

sys.path.insert(0, str(Path(__file__).resolve().parents[1]))

from mcp.client.stdio import StdioServerParameters  # noqa: E402

from mcp import Client  # noqa: E402


async def main() -> int:
    root = str(Path(__file__).resolve().parents[1])
    params = StdioServerParameters(command=sys.executable, args=["-m", "src.mcp.server"], cwd=root)
    async with Client(params) as client:
        listed = await client.list_tools()
        tools = list(getattr(listed, "tools", listed))
        names = sorted(t.name for t in tools)
        print("instructions bytes:", len(getattr(client, "instructions", "") or ""))
        print("tools:", len(names))
        for name in names:
            print("  -", name)
        result = await client.call_tool("case_list", {})
        payload = getattr(result, "structured_content", None)
        if not isinstance(payload, dict) or not payload.get("ok"):
            print("case_list 调用异常:", payload)
            return 1
        print("case_list ok, cases:", len(payload.get("cases", [])))
        missing = [
            n
            for n in ("case_status", "match_payments", "info_skeleton", "doc_requisition", "case_patch_extraction")
            if n not in names
        ]
        print("关键工具缺失:", missing or "无")
        return 1 if missing else 0


if __name__ == "__main__":
    sys.exit(asyncio.run(main()))