"""底座接口冒烟测试：认证、越权、幂等、SSE 传输。

用法：先启动 `python -m uvicorn app.main:app --port 8099`，再运行本脚本。
"""

from __future__ import annotations

import datetime as dt
import uuid
from pathlib import Path

import httpx
import jwt

BASE_URL = "http://127.0.0.1:8099"
PRIVATE_KEY = Path("config/jwt/jwt-private.pem").read_text(encoding="utf-8")

_results: list[tuple[str, str, str]] = []


def record(name: str, expected: str, actual: str) -> None:
    verdict = "PASS" if expected == actual else "FAIL"
    _results.append((verdict, name, f"期望 {expected} / 实际 {actual}"))


def token(sub: str) -> str:
    now = dt.datetime.now(dt.UTC)
    return jwt.encode(
        {
            "sub": sub,
            "iss": "jr-local",
            "aud": "jr-agent-platform",
            "exp": now + dt.timedelta(minutes=30),
            "nbf": now - dt.timedelta(seconds=5),
            "jti": str(uuid.uuid4()),
        },
        PRIVATE_KEY,
        algorithm="RS256",
    )


def headers(sub: str) -> dict[str, str]:
    return {"Authorization": f"Bearer {token(sub)}"}


def payload(
    agent_type: str,
    key: str | None = None,
    message: str = "冒烟测试消息",
    session_id: str = "smoke-session",
) -> dict:
    return {
        "agent_type": agent_type,
        "message": message,
        "session_id": session_id,
        "idempotency_key": key or uuid.uuid4().hex,
    }


def main() -> None:
    # trust_env=False：绕开 Windows 注册表代理设置，直连本地服务
    with httpx.Client(base_url=BASE_URL, timeout=10, trust_env=False) as client:
        r = client.post("/api/v1/agent-runs", json=payload("customer_service"))
        record("无 token 调用", "401", str(r.status_code))

        r = client.post(
            "/api/v1/agent-runs",
            json=payload("customer_service"),
            headers={"Authorization": "Bearer not-a-jwt"},
        )
        record("无效 token", "401", str(r.status_code))

        r = client.post(
            "/api/v1/agent-runs",
            json=payload("customer_service"),
            headers=headers("9001"),
        )
        record("合法用户创建 customer_service run", "202", str(r.status_code))
        # 文档 §3.3/§6.2：受理响应是 {data, meta} 信封。
        run_id = r.json().get("data", {}).get("run_id") if r.status_code == 202 else None

        r = client.post("/api/v1/agent-runs", json=payload("risk"), headers=headers("9001"))
        record("普通客户调用 risk Agent（越权）", "403", str(r.status_code))
        if r.status_code == 202:
            risk_run_id = r.json().get("data", {}).get("run_id")
            detail = client.get(f"/api/v1/agent-runs/{risk_run_id}", headers=headers("9001"))
            record(
                "越权 run 是否真的落库",
                "未落库",
                f"已落库 agent_type={detail.json().get('data', {}).get('agent_type')}"
                if detail.status_code == 200
                else f"GET {detail.status_code}",
            )

        r = client.post(
            "/api/v1/agent-runs", json=payload("no_such_agent"), headers=headers("9001")
        )
        record("未注册 agent_type", "400", str(r.status_code))

        r = client.post(
            "/api/v1/agent-runs", json=payload("customer_service"), headers=headers("not-a-number")
        )
        record("sub 非数字（应 4xx 而非 500）", "400", str(r.status_code))

        if run_id:
            r = client.get(f"/api/v1/agent-runs/{run_id}", headers=headers("9002"))
            record("用户 2 读取用户 1 的 run", "404", str(r.status_code))

            sse_events: list[str] = []
            try:
                with client.stream(
                    "GET",
                    f"/api/v1/agent-runs/{run_id}/events",
                    headers=headers("9001"),
                    timeout=8,
                ) as stream:
                    content_type = stream.headers.get("content-type", "").split(";")[0]
                    record("SSE Content-Type", "text/event-stream", content_type)
                    for line in stream.iter_lines():
                        if line.startswith("event:"):
                            sse_events.append(line.split(":", 1)[1].strip())
                            if len(sse_events) >= 2:
                                break
            except httpx.TimeoutException:
                pass
            record("SSE 首个事件", "start", sse_events[0] if sse_events else "8 秒内无事件")

        key = uuid.uuid4().hex
        idem_session = f"smoke-idem-{key[:12]}"
        client.post(
            "/api/v1/agent-runs",
            json=payload("customer_service", key, session_id=idem_session),
            headers=headers("9001"),
        )
        r = client.post(
            "/api/v1/agent-runs",
            json=payload("customer_service", key, message="不同内容", session_id=idem_session),
            headers=headers("9001"),
        )
        record("同幂等键不同请求体", "409", str(r.status_code))

    width = max(len(name) for _, name, _ in _results)
    print()
    for verdict, name, detail in _results:
        print(f"[{verdict}] {name.ljust(width)}  {detail}")
    failed = sum(1 for verdict, _, _ in _results if verdict == "FAIL")
    print(f"\n合计 {len(_results)} 项，失败 {failed} 项")


if __name__ == "__main__":
    main()