"""
知你客服12号：一轮对话触发 file_write（相对路径 user_data/e2e_12.md）。
可选重启 Celery：E2E_RESTART_CELERY=1（默认 1）。

用法: cd backend && .\\venv\\Scripts\\python.exe scripts/e2e_zhini12_file_test.py
"""
from __future__ import annotations

import json
import os
import subprocess
import sys
import time
import uuid
from pathlib import Path

BACKEND_DIR = Path(__file__).resolve().parents[1]
VENV_PY = BACKEND_DIR / "venv" / "Scripts" / "python.exe"
API_BASE = os.environ.get("API_BASE", "http://127.0.0.1:8037")
AGENT_NAME = os.environ.get("E2E_AGENT_NAME", "知你客服12号")
REL_PATH = os.environ.get("E2E_REL_FILE", "user_data/e2e_12.md")
FILE_CONTENT = os.environ.get("E2E_FILE_CONTENT", "e2e zhini12 ok\n")


def _restart_celery() -> None:
    ps = (
        "Get-CimInstance Win32_Process | "
        "Where-Object { $_.CommandLine -match 'celery_app' } | "
        "ForEach-Object { Stop-Process -Id $_.ProcessId -Force -ErrorAction SilentlyContinue }"
    )
    subprocess.run(
        ["powershell", "-NoProfile", "-Command", ps],
        cwd=str(BACKEND_DIR),
        capture_output=True,
        text=True,
    )
    time.sleep(2)
    if not VENV_PY.is_file():
        print("未找到 venv Python，跳过启动 Celery", file=sys.stderr)
        return
    kw: dict = {"cwd": str(BACKEND_DIR), "stdout": subprocess.DEVNULL, "stderr": subprocess.STDOUT}
    if sys.platform == "win32":
        kw["creationflags"] = subprocess.CREATE_NEW_PROCESS_GROUP  # type: ignore[attr-defined]
    subprocess.Popen(
        [
            str(VENV_PY),
            "-m",
            "celery",
            "-A",
            "app.core.celery_app",
            "worker",
            "--loglevel=info",
            "--pool=threads",
            "--concurrency=8",
        ],
        **kw,
    )
    print("已启动 Celery，等待就绪…")
    time.sleep(4)


def main() -> int:
    os.chdir(BACKEND_DIR)
    sys.path.insert(0, str(BACKEND_DIR))
    if os.environ.get("E2E_RESTART_CELERY", "1").strip().lower() not in ("0", "false", "no"):
        _restart_celery()

    import httpx
    from app.core.database import SessionLocal
    from app.core.security import create_access_token
    from app.models.agent import Agent
    from app.models.user import User

    db = SessionLocal()
    try:
        agent = db.query(Agent).filter(Agent.name == AGENT_NAME).first()
        if not agent:
            print(f"未找到「{AGENT_NAME}」", file=sys.stderr)
            return 1
        owner = db.query(User).filter(User.id == agent.user_id).first()
        user = owner or db.query(User).first()
        if not user:
            print("无用户", file=sys.stderr)
            return 1
        token = create_access_token(data={"sub": user.id, "username": user.username})
        headers = {"Authorization": f"Bearer {token}"}
        uid = f"e2e12_{uuid.uuid4().hex[:10]}"
        q = (
            f"请调用 file_write：file_path 用相对路径 {REL_PATH}，content 用 {json.dumps(FILE_CONTENT, ensure_ascii=False)}，"
            "mode 用 w。完成后在 reply 里写出 file_write 返回的原始 JSON 字符串（不要编造）。"
            "最终只输出一行 JSON：intent、reply、user_profile。"
        )
        print(f"agent={agent.id} user_id={uid}\nQ: {q[:200]}...")

        def poll(client: httpx.Client, eid: str, timeout: float = 300.0) -> dict:
            t0 = time.time()
            while time.time() - t0 < timeout:
                r = client.get(f"/api/v1/executions/{eid}", headers=headers)
                r.raise_for_status()
                d = r.json()
                st = d.get("status")
                if st == "completed":
                    return d
                if st == "failed":
                    print("failed:", d.get("error_message"), file=sys.stderr)
                    raise RuntimeError("执行失败")
                time.sleep(1.5)
            raise TimeoutError("超时")

        with httpx.Client(base_url=API_BASE, timeout=300.0) as client:
            r = client.post(
                "/api/v1/executions",
                json={"agent_id": str(agent.id), "input_data": {"query": q, "user_id": uid}},
                headers=headers,
            )
            if r.status_code >= 400:
                print(r.text, file=sys.stderr)
            r.raise_for_status()
            eid = r.json()["id"]
            print(f"execution={eid}")
            out = poll(client, eid)
            od = out.get("output_data") or {}
            result = od.get("result", od)
            print("--- API result (截断) ---")
            print(str(result)[:1200])

        root = BACKEND_DIR.parent
        abs_file = (root / REL_PATH.replace("/", os.sep)).resolve()
        if abs_file.is_file():
            body = abs_file.read_text(encoding="utf-8", errors="replace")
            print(f"\n磁盘文件存在: {abs_file}\n内容:\n{body!r}")
        else:
            print(f"\n磁盘未找到: {abs_file}", file=sys.stderr)
            return 2
    finally:
        db.close()
    print("\n完成")
    return 0


if __name__ == "__main__":
    raise SystemExit(main())