from __future__ import annotations

import json
import os
import shutil
import signal
import stat
import subprocess
import sys
import tempfile
import textwrap
import threading
import time
from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer
from pathlib import Path
from typing import Any
from urllib.parse import quote

import httpx

REPO_ROOT = Path("/workspace")
PLUGIN_DIR = REPO_ROOT / "plugins" / "openclaw"
SDK_DIR = REPO_ROOT / "sdk" / "typescript"
PROXY_PORT = 28887
CODEX_PORT = 28888
AIDER_PORT = 28889
CURSOR_PORT = 28890
OPENCLAW_PROXY_PORT = 28891
# Phase G PR-G1: new wrap subcommands. Smoke-tested via --prepare-only since
# their CLIs may not exist on the e2e image and the wrap commands without
# --prepare-only block on the proxy. The wiring is otherwise covered by the
# unit tests in tests/test_cli/test_wrap_{cline,continue,goose,openhands}.py.
CLINE_PORT = 28892
CONTINUE_PORT = 28893
GOOSE_PORT = 28894
OPENHANDS_PORT = 28895
OPENCODE_PORT = 28896
CLAUDE_PORT = 28897
VSCODE_PORT = 28898
VSCODE_CLAUDE_PORT = 28899
MOCK_UPSTREAM_PORT = 19001


def log(message: str) -> None:
    print(f"[wrap-e2e] {message}", flush=True)


def run(
    cmd: list[str],
    *,
    env: dict[str, str] | None = None,
    cwd: Path | None = None,
    timeout: int = 180,
) -> subprocess.CompletedProcess[str]:
    log(f"$ {' '.join(cmd)}")
    result = subprocess.run(
        cmd,
        env=env,
        cwd=str(cwd) if cwd else None,
        capture_output=True,
        text=True,
        encoding="utf-8",
        errors="replace",
        timeout=timeout,
    )
    if result.stdout.strip():
        print(result.stdout.rstrip(), flush=True)
    if result.stderr.strip():
        print(result.stderr.rstrip(), file=sys.stderr, flush=True)
    if result.returncode != 0:
        raise RuntimeError(f"Command failed with exit code {result.returncode}: {' '.join(cmd)}")
    return result


def assert_true(condition: bool, message: str) -> None:
    if not condition:
        raise AssertionError(message)


def write_executable(path: Path, content: str) -> None:
    path.write_text(content, encoding="utf-8")
    current_mode = path.stat().st_mode
    path.chmod(current_mode | stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH)


class MockOpenAIServer(ThreadingHTTPServer):
    allow_reuse_address = True
    daemon_threads = True

    def __init__(self, server_address: tuple[str, int]) -> None:
        super().__init__(server_address, MockOpenAIHandler)
        self.requests: list[dict[str, Any]] = []


class MockOpenAIHandler(BaseHTTPRequestHandler):
    protocol_version = "HTTP/1.1"

    def log_message(self, format: str, *args: object) -> None:  # noqa: A003
        return

    def _write_json(self, status_code: int, payload: dict[str, Any]) -> None:
        body = json.dumps(payload).encode("utf-8")
        self.send_response(status_code)
        self.send_header("Content-Type", "application/json")
        self.send_header("Content-Length", str(len(body)))
        self.end_headers()
        self.wfile.write(body)

    def _record(self, body: dict[str, Any] | None = None) -> None:
        server = self.server
        assert isinstance(server, MockOpenAIServer)
        server.requests.append(
            {
                "method": self.command,
                "path": self.path,
                "authorization": self.headers.get("Authorization"),
                "body": body,
            }
        )

    def do_GET(self) -> None:  # noqa: N802
        self._record()
        if self.path == "/copilot_internal/user":
            port = self.server.server_address[1]
            self._write_json(
                200,
                {"endpoints": {"api": f"http://127.0.0.1:{port}/v1"}},
            )
            return
        if self.path == "/v1/models":
            self._write_json(
                200,
                {
                    "object": "list",
                    "data": [
                        {
                            "id": "gpt-4o-mini",
                            "object": "model",
                            "owned_by": "openai",
                        }
                    ],
                },
            )
            return
        self._write_json(404, {"error": {"message": "not found"}})

    def do_POST(self) -> None:  # noqa: N802
        length = int(self.headers.get("Content-Length", "0"))
        raw_body = self.rfile.read(length) if length else b""
        payload = json.loads(raw_body.decode("utf-8") or "{}")
        self._record(body=payload)
        if self.path == "/v1/chat/completions":
            self._write_json(
                200,
                {
                    "id": "chatcmpl-e2e",
                    "object": "chat.completion",
                    "created": 0,
                    "model": payload.get("model", "gpt-4o-mini"),
                    "choices": [
                        {
                            "index": 0,
                            "finish_reason": "stop",
                            "message": {
                                "role": "assistant",
                                "content": "mock completion from upstream",
                            },
                        }
                    ],
                    "usage": {
                        "prompt_tokens": 12,
                        "completion_tokens": 5,
                        "total_tokens": 17,
                    },
                },
            )
            return
        if self.path == "/v1/messages":
            self._write_json(
                200,
                {
                    "id": "msg_e2e",
                    "type": "message",
                    "role": "assistant",
                    "model": payload.get("model", "claude-sonnet-4-6"),
                    "content": [{"type": "text", "text": "mock Claude response"}],
                    "stop_reason": "end_turn",
                    "usage": {"input_tokens": 12, "output_tokens": 4},
                },
            )
            return
        self._write_json(404, {"error": {"message": "not found"}})


def wait_for_http(url: str, *, timeout: int = 30) -> httpx.Response:
    deadline = time.time() + timeout
    last_error: Exception | None = None
    while time.time() < deadline:
        try:
            response = httpx.get(url, timeout=2.0)
            if response.status_code < 500:
                return response
        except Exception as exc:  # pragma: no cover - best effort retry surface
            last_error = exc
        time.sleep(0.5)
    raise RuntimeError(f"Timed out waiting for {url}: {last_error}")


def wait_for_output(proc: subprocess.Popen[str], text: str, *, timeout: int = 30) -> str:
    deadline = time.time() + timeout
    chunks: list[str] = []
    while time.time() < deadline:
        if proc.stdout is None:
            break
        line = proc.stdout.readline()
        if line:
            chunks.append(line)
            if text in "".join(chunks):
                return "".join(chunks)
        elif proc.poll() is not None:
            break
    output = "".join(chunks)
    raise RuntimeError(f"Timed out waiting for process output '{text}'. Output so far:\n{output}")


def read_jsonl(path: Path) -> list[dict[str, Any]]:
    if not path.exists():
        return []
    return [json.loads(line) for line in path.read_text(encoding="utf-8").splitlines() if line]


def create_shims(shim_dir: Path) -> None:
    generic_shim = textwrap.dedent(
        """\
        #!/usr/bin/env python3
        from __future__ import annotations

        import json
        import os
        import sys
        import urllib.request
        from pathlib import Path

        tool = Path(sys.argv[0]).name
        log_dir = Path(os.environ["HEADROOM_E2E_LOG_DIR"])
        log_dir.mkdir(parents=True, exist_ok=True)
        record = {
            "tool": tool,
            "argv": sys.argv[1:],
            "cwd": os.getcwd(),
            "env": {
                key: os.environ.get(key)
                for key in (
                    "OPENAI_BASE_URL",
                    "OPENAI_API_BASE",
                    "ANTHROPIC_BASE_URL",
                    "CODEX_HOME",
                    "OPENCODE_CONFIG_CONTENT",
                )
                if os.environ.get(key) is not None
            },
        }

        probes = []

        def fetch(url: str, *, headers: dict[str, str] | None = None) -> None:
            request = urllib.request.Request(url, headers=headers or {})
            with urllib.request.urlopen(request, timeout=10) as response:
                probes.append({"url": url, "status": response.status})

        openai_base = os.environ.get("OPENAI_BASE_URL") or os.environ.get("OPENAI_API_BASE")
        if openai_base:
            fetch(
                f"{openai_base.rstrip('/')}/models",
                headers={"Authorization": "Bearer test-key"},
            )

        anthropic_base = os.environ.get("ANTHROPIC_BASE_URL")
        if anthropic_base:
            fetch(f"{anthropic_base.rstrip('/')}/health")

        record["probes"] = probes

        with (log_dir / f"{tool}.jsonl").open("a", encoding="utf-8") as handle:
            handle.write(json.dumps(record) + "\\n")
        print(f"{tool} shim executed")
        raise SystemExit(0)
        """
    )
    codex_shim = textwrap.dedent(
        """\
        #!/usr/bin/env python3
        from __future__ import annotations

        import json
        import os
        import sys
        import urllib.request
        from pathlib import Path

        tool = Path(sys.argv[0]).name
        log_dir = Path(os.environ["HEADROOM_E2E_LOG_DIR"])
        log_dir.mkdir(parents=True, exist_ok=True)
        record = {
            "tool": tool,
            "argv": sys.argv[1:],
            "cwd": os.getcwd(),
            "env": {
                key: os.environ.get(key)
                for key in (
                    "OPENAI_BASE_URL",
                    "OPENAI_API_BASE",
                    "ANTHROPIC_BASE_URL",
                    "CODEX_HOME",
                    "OPENCODE_CONFIG_CONTENT",
                )
                if os.environ.get(key) is not None
            },
        }

        probes = []

        def request_json(
            url: str,
            *,
            payload: dict[str, object] | None = None,
            headers: dict[str, str] | None = None,
        ) -> tuple[int, dict[str, object]]:
            data = None if payload is None else json.dumps(payload).encode("utf-8")
            request = urllib.request.Request(url, data=data, headers=headers or {})
            if payload is not None:
                request.add_header("Content-Type", "application/json")
            with urllib.request.urlopen(request, timeout=10) as response:
                raw = response.read()
                body = json.loads(raw.decode("utf-8") or "{}") if raw else {}
                return response.status, body

        openai_base = os.environ.get("OPENAI_BASE_URL") or os.environ.get("OPENAI_API_BASE")
        if openai_base:
            auth_headers = {"Authorization": "Bearer test-key"}
            models_status, _models_body = request_json(
                f"{openai_base.rstrip('/')}/models",
                headers=auth_headers,
            )
            probes.append({"url": f"{openai_base.rstrip('/')}/models", "status": models_status})

            model_name = "headroom-wrap-e2e"
            chat_status, chat_body = request_json(
                f"{openai_base.rstrip('/')}/chat/completions",
                payload={
                    "model": model_name,
                    "messages": [
                        {
                            "role": "user",
                            "content": "Confirm Headroom received this wrapped Codex message.",
                        }
                    ],
                },
                headers=auth_headers,
            )
            probes.append(
                {"url": f"{openai_base.rstrip('/')}/chat/completions", "status": chat_status}
            )
            record["chat_completion"] = (
                chat_body.get("choices", [{}])[0].get("message", {}).get("content")
            )

            stats_url = openai_base.rstrip("/").removesuffix("/v1") + "/stats"
            stats_status, stats_body = request_json(stats_url, headers=auth_headers)
            probes.append({"url": stats_url, "status": stats_status})
            requests = stats_body.get("requests", {})
            by_model = requests.get("by_model", {}) if isinstance(requests, dict) else {}
            record["headroom_request_total"] = (
                requests.get("total") if isinstance(requests, dict) else None
            )
            record["headroom_model_count"] = (
                by_model.get(model_name) if isinstance(by_model, dict) else None
            )

        codex_home = os.environ.get("CODEX_HOME")
        if codex_home:
            session_config = Path(codex_home) / "config.toml"
            record["session_config"] = (
                session_config.read_text(encoding="utf-8") if session_config.exists() else None
            )

        record["probes"] = probes

        with (log_dir / f"{tool}.jsonl").open("a", encoding="utf-8") as handle:
            handle.write(json.dumps(record) + "\\n")
        print(f"{tool} shim executed")
        raise SystemExit(0)
        """
    )
    write_executable(shim_dir / "claude", generic_shim)
    write_executable(shim_dir / "codex", codex_shim)
    write_executable(shim_dir / "aider", generic_shim)
    write_executable(shim_dir / "opencode", generic_shim)


def start_mock_server(port: int) -> tuple[MockOpenAIServer, threading.Thread]:
    server = MockOpenAIServer(("127.0.0.1", port))
    thread = threading.Thread(target=server.serve_forever, daemon=True)
    thread.start()
    return server, thread


def start_proxy(port: int, env: dict[str, str]) -> subprocess.Popen[str]:
    log(f"Starting headroom proxy on port {port}")
    proc = subprocess.Popen(
        ["headroom", "proxy", "--host", "127.0.0.1", "--port", str(port)],
        env=env,
        stdout=subprocess.PIPE,
        stderr=subprocess.STDOUT,
        text=True,
        encoding="utf-8",
        errors="replace",
    )
    wait_for_http(f"http://127.0.0.1:{port}/health", timeout=30)
    return proc


def stop_process(proc: subprocess.Popen[str]) -> None:
    if proc.poll() is not None:
        return
    proc.send_signal(signal.SIGINT)
    try:
        proc.communicate(timeout=10)
    except subprocess.TimeoutExpired:
        proc.kill()
        proc.communicate(timeout=5)


def wait_for_command_success(
    cmd: list[str],
    *,
    env: dict[str, str],
    cwd: Path | None = None,
    timeout: int = 30,
) -> subprocess.CompletedProcess[str]:
    deadline = time.time() + timeout
    last_output = ""
    while time.time() < deadline:
        remaining = deadline - time.time()
        per_call_timeout = max(1.0, min(5.0, remaining))
        try:
            result = subprocess.run(
                cmd,
                env=env,
                cwd=str(cwd) if cwd else None,
                capture_output=True,
                text=True,
                encoding="utf-8",
                errors="replace",
                timeout=per_call_timeout,
            )
        except subprocess.TimeoutExpired:
            last_output = f"Command timed out after {per_call_timeout:.1f}s"
            time.sleep(1)
            continue
        if result.returncode == 0:
            if result.stdout.strip():
                print(result.stdout.rstrip(), flush=True)
            if result.stderr.strip():
                print(result.stderr.rstrip(), file=sys.stderr, flush=True)
            return result
        last_output = "\n".join(
            part for part in (result.stdout.strip(), result.stderr.strip()) if part
        )
        time.sleep(1)
    raise RuntimeError(
        f"Timed out waiting for command to succeed: {' '.join(cmd)}\nLast output:\n{last_output}"
    )


def start_openclaw_gateway(env: dict[str, str], cwd: Path) -> subprocess.Popen[str]:
    log("Starting OpenClaw gateway for e2e verification")
    return subprocess.Popen(
        ["openclaw", "gateway"],
        env=env,
        cwd=str(cwd),
        stdout=subprocess.PIPE,
        stderr=subprocess.STDOUT,
        text=True,
        encoding="utf-8",
        errors="replace",
    )


def stop_openclaw_gateway(env: dict[str, str], cwd: Path) -> None:
    log("Stopping OpenClaw gateway after e2e verification")
    run(["openclaw", "gateway", "stop"], env=env, cwd=cwd, timeout=60)


def verify_installs() -> None:
    log("Verifying installed packages and binaries")
    for tool in ("headroom", "codex", "aider", "openclaw"):
        assert_true(shutil.which(tool) is not None, f"Expected '{tool}' on PATH")
    run(["headroom", "--help"], timeout=30)
    run(["npm", "list", "-g", "--depth=0", "@openai/codex", "openclaw"], timeout=60)
    run(["/opt/aider-venv/bin/python", "-m", "pip", "show", "aider-chat"], timeout=60)


def prepare_local_openclaw_plugin(base_env: dict[str, str], tmp_dir: Path) -> Path:
    log("Preparing local TypeScript package for OpenClaw plugin build")
    sdk_dir = tmp_dir / "sdk-typescript"
    plugin_dir = tmp_dir / "openclaw-plugin"
    shutil.copytree(SDK_DIR, sdk_dir)
    shutil.copytree(PLUGIN_DIR, plugin_dir)

    plugin_lock = plugin_dir / "package-lock.json"
    if plugin_lock.exists():
        plugin_lock.unlink()

    run(["npm", "install"], env=base_env, cwd=sdk_dir, timeout=600)
    run(["npm", "run", "build"], env=base_env, cwd=sdk_dir, timeout=600)
    pack_result = run(["npm", "pack"], env=base_env, cwd=sdk_dir, timeout=600)
    tarball_name = pack_result.stdout.strip().splitlines()[-1].strip()
    tarball_path = sdk_dir / tarball_name
    assert_true(tarball_path.exists(), "Expected npm pack to produce a local SDK tarball")

    package_json_path = plugin_dir / "package.json"
    package_json = json.loads(package_json_path.read_text(encoding="utf-8"))
    package_json["dependencies"]["headroom-ai"] = f"file:{tarball_path.as_posix()}"
    package_json_path.write_text(f"{json.dumps(package_json, indent=2)}\n", encoding="utf-8")

    return plugin_dir


def verify_proxy_round_trip(base_env: dict[str, str], mock_server: MockOpenAIServer) -> None:
    proxy_port = PROXY_PORT
    proc = start_proxy(proxy_port, base_env)
    try:
        health = wait_for_http(f"http://127.0.0.1:{proxy_port}/health")
        assert_true(health.status_code == 200, "Proxy health check should return 200")

        models = httpx.get(
            f"http://127.0.0.1:{proxy_port}/v1/models",
            headers={"Authorization": "Bearer test-key"},
            timeout=10.0,
        )
        assert_true(models.status_code == 200, "Proxy should pass through /v1/models")
        assert_true(models.json()["data"][0]["id"] == "gpt-4o-mini", "Unexpected models payload")

        chat = httpx.post(
            f"http://127.0.0.1:{proxy_port}/v1/chat/completions",
            headers={"Authorization": "Bearer test-key"},
            json={
                "model": "gpt-4o-mini",
                "messages": [{"role": "user", "content": "Say hello."}],
            },
            timeout=10.0,
        )
        assert_true(chat.status_code == 200, "Proxy should pass through chat completions")
        assert_true(
            chat.json()["choices"][0]["message"]["content"] == "mock completion from upstream",
            "Unexpected chat completion payload",
        )
        assert_true(
            any(item["path"] == "/v1/models" for item in mock_server.requests),
            "Mock upstream should receive /v1/models",
        )
        assert_true(
            any(item["path"] == "/v1/chat/completions" for item in mock_server.requests),
            "Mock upstream should receive /v1/chat/completions",
        )
    finally:
        stop_process(proc)


def verify_codex_wrap(
    base_env: dict[str, str], project_dir: Path, log_dir: Path, mock_server: MockOpenAIServer
) -> None:
    port = CODEX_PORT
    run(
        ["headroom", "wrap", "codex", "--port", str(port), "--", "--help"],
        env=base_env,
        cwd=project_dir,
        timeout=120,
    )
    config_path = Path(base_env["HOME"]) / ".codex" / "config.toml"
    assert_true(
        config_path.exists(),
        "Codex wrap should persist its MCP setup in the durable Codex home",
    )
    durable_config = config_path.read_text(encoding="utf-8")
    assert_true(
        "[mcp_servers.headroom]" in durable_config,
        "Codex wrap should persist the Headroom MCP server",
    )
    assert_true(
        'model_provider = "headroom"' not in durable_config
        and "[model_providers.headroom]" not in durable_config
        and "openai_base_url" not in durable_config,
        "Codex wrap should keep proxy routing out of the durable config",
    )

    entries = read_jsonl(log_dir / "codex.jsonl")
    assert_true(len(entries) > 0, "Codex shim should have been invoked")
    env_vars = entries[-1]["env"]
    session_home = env_vars.get("CODEX_HOME")
    assert_true(
        isinstance(session_home, str) and session_home,
        "Codex wrap should launch the child with CODEX_HOME",
    )
    assert_true(
        Path(session_home) == config_path.parent,
        "Codex wrap should point the child at the durable ~/.codex home",
    )
    config = entries[-1].get("session_config")
    assert_true(
        isinstance(config, str) and config,
        "Codex wrap should capture the durable config during launch",
    )
    project_prefix = f"/p/{quote(project_dir.name, safe='')}"
    expected_base_url = f"http://127.0.0.1:{port}{project_prefix}/v1"
    argv = entries[-1].get("argv")
    assert_true(
        isinstance(argv, list) and f'openai_base_url="{expected_base_url}"' in argv,
        "Codex wrap should pass openai_base_url as a process-local override",
    )
    assert_true(
        'env_key = "OPENAI_API_KEY"' not in config,
        "Codex wrap should preserve OAuth and never inject env_key into the session config",
    )
    assert_true(
        env_vars.get("OPENAI_BASE_URL") == expected_base_url,
        "Codex wrap should set OPENAI_BASE_URL",
    )
    assert_true(
        entries[-1]["probes"]
        == [
            {"url": f"{expected_base_url}/models", "status": 200},
            {"url": f"{expected_base_url}/chat/completions", "status": 200},
            {
                "url": f"http://127.0.0.1:{port}{project_prefix}/stats",
                "status": 200,
            },
        ],
        "Codex shim should prove OPENAI_BASE_URL points at a live proxy and that Headroom logged the wrapped message",
    )
    assert_true(
        entries[-1].get("chat_completion") == "mock completion from upstream",
        "Codex wrap should receive the mock upstream completion through Headroom",
    )
    assert_true(
        entries[-1].get("headroom_model_count", 0) >= 1,
        "Codex wrap should appear in Headroom request stats",
    )
    assert_true(
        any(
            item["path"] == "/v1/chat/completions"
            and isinstance(item.get("body"), dict)
            and item["body"].get("model") == "headroom-wrap-e2e"
            for item in mock_server.requests
        ),
        "Codex wrap should forward the wrapped message upstream through Headroom",
    )


def verify_claude_wrap(base_env: dict[str, str], project_dir: Path, log_dir: Path) -> None:
    port = CLAUDE_PORT
    run(
        ["headroom", "wrap", "claude", "--port", str(port), "--", "--help"],
        env=base_env,
        cwd=project_dir,
        timeout=120,
    )
    entries = read_jsonl(log_dir / "claude.jsonl")
    assert_true(len(entries) > 0, "Claude shim should have been invoked")
    env_vars = entries[-1]["env"]
    assert_true(
        env_vars.get("ANTHROPIC_BASE_URL") == f"http://127.0.0.1:{port}",
        "Claude wrap should set ANTHROPIC_BASE_URL",
    )
    assert_true(
        entries[-1]["probes"] == [{"url": f"http://127.0.0.1:{port}/health", "status": 200}],
        "Claude shim should prove ANTHROPIC_BASE_URL points at a live proxy",
    )


def verify_aider_wrap(base_env: dict[str, str], project_dir: Path, log_dir: Path) -> None:
    port = AIDER_PORT
    run(
        ["headroom", "wrap", "aider", "--port", str(port), "--", "--help"],
        env=base_env,
        cwd=project_dir,
        timeout=120,
    )
    entries = read_jsonl(log_dir / "aider.jsonl")
    assert_true(len(entries) > 0, "Aider shim should have been invoked")
    env_vars = entries[-1]["env"]
    # Aider cannot send custom headers, so its wrap embeds the launch
    # directory as a /p/<name> base-URL prefix for per-project savings;
    # the proxy strips it before routing, so the probes still succeed.
    project_prefix = f"/p/{quote(project_dir.name, safe='')}"
    assert_true(
        env_vars.get("OPENAI_API_BASE") == f"http://127.0.0.1:{port}{project_prefix}/v1",
        "Aider wrap should set OPENAI_API_BASE",
    )
    assert_true(
        env_vars.get("ANTHROPIC_BASE_URL") == f"http://127.0.0.1:{port}{project_prefix}",
        "Aider wrap should set ANTHROPIC_BASE_URL",
    )
    assert_true(
        entries[-1]["probes"]
        == [
            {"url": f"http://127.0.0.1:{port}{project_prefix}/v1/models", "status": 200},
            {"url": f"http://127.0.0.1:{port}{project_prefix}/health", "status": 200},
        ],
        "Aider shim should prove both configured base URLs point at a live proxy",
    )


def verify_cursor_wrap(base_env: dict[str, str], project_dir: Path) -> None:
    port = CURSOR_PORT
    proc = subprocess.Popen(
        ["headroom", "wrap", "cursor", "--port", str(port)],
        env=base_env,
        cwd=str(project_dir),
        stdout=subprocess.PIPE,
        stderr=subprocess.STDOUT,
        text=True,
        encoding="utf-8",
        errors="replace",
    )
    try:
        output = wait_for_output(proc, "Press Ctrl+C to stop the proxy.", timeout=30)
        # Cursor setup lines embed the /p/<name> per-project prefix.
        cursor_prefix = f"/p/{quote(project_dir.name, safe='')}"
        assert_true(
            f"http://127.0.0.1:{port}{cursor_prefix}/v1" in output,
            "Cursor wrap should print the OpenAI base URL override",
        )
        assert_true(
            f"http://127.0.0.1:{port}" in output,
            "Cursor wrap should print the Anthropic base URL override",
        )
        wait_for_http(f"http://127.0.0.1:{port}/health", timeout=15)
    finally:
        stop_process(proc)


def verify_vscode_wrap(base_env: dict[str, str], project_dir: Path) -> None:
    """Exercise the Linux settings lifecycle without real Copilot credentials."""
    port = VSCODE_PORT
    settings_path = Path(base_env["HOME"]) / ".config" / "Code" / "User" / "settings.json"
    settings_path.parent.mkdir(parents=True)
    original = b'{\n  // existing user setting\n  "editor.fontSize": 15\n}\n'
    settings_path.write_bytes(original)

    env = base_env.copy()
    for name in (
        "COPILOT_GITHUB_TOKEN",
        "COPILOT_PROVIDER_BEARER_TOKEN",
        "GH_TOKEN",
        "GITHUB_COPILOT_GITHUB_TOKEN",
        "GITHUB_COPILOT_REFRESH_OAUTH_TOKEN",
        "GITHUB_COPILOT_TOKEN",
        "GITHUB_TOKEN",
    ):
        env.pop(name, None)
    env.update(
        {
            "GITHUB_COPILOT_API_TOKEN": "synthetic-e2e-token",
            "GITHUB_COPILOT_API_URL": f"http://127.0.0.1:{MOCK_UPSTREAM_PORT}/v1",
            "GITHUB_COPILOT_USER_INFO_URL": (
                f"http://127.0.0.1:{MOCK_UPSTREAM_PORT}/copilot_internal/user"
            ),
            "HEADROOM_COPILOT_AUTH_FILE": str(Path(base_env["HOME"]) / "copilot-auth.json"),
        }
    )

    proc = subprocess.Popen(
        ["headroom", "wrap", "vscode", "--port", str(port)],
        env=env,
        cwd=str(project_dir),
        stdout=subprocess.PIPE,
        stderr=subprocess.STDOUT,
        text=True,
        encoding="utf-8",
        errors="replace",
    )
    try:
        output = wait_for_output(proc, "Press Ctrl+C to stop the proxy.", timeout=30)
        project_prefix = f"/p/{quote(project_dir.name, safe='')}"
        configured = settings_path.read_text(encoding="utf-8")
        assert_true(
            f'"github.copilot.advanced.debug.overrideProxyUrl": '
            f'"http://127.0.0.1:{port}{project_prefix}"' in configured,
            "VS Code wrap should configure the project-scoped proxy URL",
        )
        assert_true(
            f'"github.copilot.advanced.debug.overrideCapiUrl": '
            f'"http://127.0.0.1:{port}{project_prefix}"' in configured,
            "VS Code wrap should route Copilot Chat generation through Headroom",
        )
        assert_true(
            "overrideAuthType" not in configured,
            "VS Code wrap must not write overrideAuthType: no such setting exists in "
            "the modern Copilot Chat extension, so VS Code flags it as unknown (#3076)",
        )
        assert_true(
            "synthetic-e2e-token" not in configured, "Settings must not contain credentials"
        )
        assert_true("model" not in configured.lower(), "Settings must not override model selection")
        assert_true(
            str(settings_path) in output, "Wrap output should identify the Linux settings path"
        )

        health = wait_for_http(f"http://127.0.0.1:{port}/health", timeout=15).json()
        assert_true(
            health.get("config", {}).get("openai_api_url")
            == f"http://127.0.0.1:{MOCK_UPSTREAM_PORT}/v1",
            "VS Code proxy should use the mocked Copilot upstream",
        )
    finally:
        stop_process(proc)

    assert_true(settings_path.read_bytes() != original, "Ctrl+C should leave managed settings")
    run(["headroom", "unwrap", "vscode"], env=env, cwd=project_dir, timeout=60)
    assert_true(
        settings_path.read_bytes() == original,
        "VS Code unwrap should restore the original settings byte-for-byte",
    )


def verify_vscode_claude_wrap(base_env: dict[str, str], project_dir: Path) -> None:
    """Exercise Claude Code's settings, proxy request, and restore lifecycle."""
    port = VSCODE_CLAUDE_PORT
    settings_path = Path(base_env["HOME"]) / ".claude" / "settings.json"
    settings_path.parent.mkdir(parents=True, exist_ok=True)
    original = {"env": {"KEEP": "yes"}, "permissions": {"allow": ["Read"]}}
    settings_path.write_text(json.dumps(original), encoding="utf-8")

    env = base_env.copy()
    env["ANTHROPIC_TARGET_API_URL"] = f"http://127.0.0.1:{MOCK_UPSTREAM_PORT}"
    proc = subprocess.Popen(
        ["headroom", "wrap", "vscode-claude", "--port", str(port)],
        env=env,
        cwd=str(project_dir),
        stdout=subprocess.PIPE,
        stderr=subprocess.STDOUT,
        text=True,
        encoding="utf-8",
        errors="replace",
    )
    try:
        output = wait_for_output(proc, "Press Ctrl+C to stop the proxy.", timeout=30)
        project_prefix = f"/p/{quote(project_dir.name, safe='')}"
        configured = json.loads(settings_path.read_text(encoding="utf-8"))
        proxy_url = configured["env"]["ANTHROPIC_BASE_URL"]
        assert_true(
            proxy_url == f"http://127.0.0.1:{port}{project_prefix}",
            "VS Code Claude wrap should configure the project-scoped Anthropic URL",
        )
        assert_true(
            configured["env"]["ENABLE_TOOL_SEARCH"] == "false",
            "VS Code Claude wrap should disable tool deferral for webview compatibility",
        )
        assert_true(configured["env"]["KEEP"] == "yes", "Existing Claude env must remain")
        assert_true(str(settings_path) in output, "Wrap output should identify Claude settings")

        response = httpx.post(
            f"{proxy_url}/v1/messages",
            headers={"x-api-key": "synthetic-anthropic-key", "anthropic-version": "2023-06-01"},
            json={
                "model": "claude-sonnet-4-6",
                "max_tokens": 16,
                "messages": [{"role": "user", "content": "Reply briefly"}],
            },
            timeout=30,
        )
        assert_true(response.status_code == 200, "Claude request should traverse Headroom")
        assert_true(
            response.json()["content"][0]["text"] == "mock Claude response",
            "Claude response should return through Headroom",
        )
    finally:
        stop_process(proc)

    run(["headroom", "unwrap", "vscode-claude"], env=env, cwd=project_dir, timeout=60)
    assert_true(
        json.loads(settings_path.read_text(encoding="utf-8")) == original,
        "VS Code Claude unwrap should restore existing Claude settings",
    )


def verify_cline_wrap(base_env: dict[str, str], project_dir: Path) -> None:
    """Smoke test: `wrap cline --prepare-only` exits clean.

    These three wraps used to be verified by the hint-file guidance they wrote.
    With the CLI context tools removed they produce no on-disk artifact, so the
    remaining assertion is that the prepare path still runs without crashing —
    ``run`` raises on a non-zero exit.
    """
    run(
        ["headroom", "wrap", "cline", "--prepare-only", "--port", str(CLINE_PORT)],
        env=base_env,
        cwd=project_dir,
        timeout=60,
    )


def verify_continue_wrap(base_env: dict[str, str], project_dir: Path) -> None:
    """Smoke test: `wrap continue --prepare-only` exits clean (see verify_cline_wrap)."""
    run(
        ["headroom", "wrap", "continue", "--prepare-only", "--port", str(CONTINUE_PORT)],
        env=base_env,
        cwd=project_dir,
        timeout=60,
    )


def verify_goose_wrap(base_env: dict[str, str], project_dir: Path) -> None:
    """Smoke test: `wrap goose --prepare-only` exits clean (see verify_cline_wrap)."""
    run(
        ["headroom", "wrap", "goose", "--prepare-only", "--port", str(GOOSE_PORT)],
        env=base_env,
        cwd=project_dir,
        timeout=60,
    )


def verify_openhands_wrap(base_env: dict[str, str], project_dir: Path) -> None:
    """Smoke test: `wrap openhands --prepare-only` exits clean.

    This one is a real regression guard: openhands used to *require* the rtk
    binary, so once rtk became opt-in the default path exited 1. Nothing is
    stubbed here, so a reintroduced hard dependency fails the run.
    """
    run(
        ["headroom", "wrap", "openhands", "--prepare-only", "--port", str(OPENHANDS_PORT)],
        env=base_env,
        cwd=project_dir,
        timeout=60,
    )


def verify_openclaw_wrap(
    base_env: dict[str, str],
    project_dir: Path,
    plugin_dir: Path,
) -> None:
    port = OPENCLAW_PROXY_PORT
    gateway_proc: subprocess.Popen[str] | None = None
    run(
        [
            "headroom",
            "wrap",
            "openclaw",
            "--plugin-path",
            str(plugin_dir),
            "--proxy-port",
            str(port),
            "--startup-timeout-ms",
            # 5s is too tight for cold Python+pyo3 import on a busy CI runner.
            "30000",
            "--verbose",
        ],
        env=base_env,
        cwd=project_dir,
        timeout=600,
    )
    dist_index = plugin_dir / "dist" / "index.js"
    assert_true(dist_index.exists(), "OpenClaw plugin build should produce dist/index.js")

    config_file = run(["openclaw", "config", "file"], env=base_env, cwd=project_dir, timeout=60)
    config_path_str = config_file.stdout.strip().splitlines()[-1].strip()
    if config_path_str.startswith("~/"):
        config_path = Path(base_env["HOME"]) / config_path_str[2:]
    else:
        config_path = Path(config_path_str)
    assert_true(config_path.exists(), "OpenClaw should create a config file")

    state = json.loads(config_path.read_text(encoding="utf-8"))
    if state.get("gateway", {}).get("mode") != "local":
        run(
            [
                "openclaw",
                "config",
                "set",
                "gateway.mode",
                json.dumps("local"),
                "--strict-json",
            ],
            env=base_env,
            cwd=project_dir,
            timeout=60,
        )
        state = json.loads(config_path.read_text(encoding="utf-8"))

    try:
        try:
            wait_for_command_success(
                ["openclaw", "health"], env=base_env, cwd=project_dir, timeout=5
            )
        except RuntimeError:
            gateway_proc = start_openclaw_gateway(base_env, project_dir)
            try:
                wait_for_command_success(
                    ["openclaw", "health"], env=base_env, cwd=project_dir, timeout=30
                )
            except RuntimeError as exc:
                gateway_output = ""
                if gateway_proc.stdout is not None:
                    gateway_output = gateway_proc.stdout.read()
                raise RuntimeError(f"{exc}\nGateway output:\n{gateway_output}") from exc

        entry = state["plugins"]["entries"]["headroom"]
        assert_true(entry["enabled"] is True, "OpenClaw wrap should enable the plugin")
        assert_true(entry["config"]["proxyPort"] == port, "OpenClaw wrap should set proxy port")
        assert_true(
            entry["config"].get("autoStart", True) is True,
            "OpenClaw wrap should leave autoStart enabled",
        )
        assert_true(
            state["gateway"]["mode"] == "local",
            "OpenClaw e2e bootstrap should set gateway.mode=local",
        )
        assert_true(
            state["plugins"]["slots"]["contextEngine"] == "headroom",
            "OpenClaw wrap should set the context engine slot",
        )
    finally:
        if gateway_proc is not None:
            stop_process(gateway_proc)
        stop_openclaw_gateway(base_env, project_dir)

    run(["headroom", "unwrap", "openclaw"], env=base_env, cwd=project_dir, timeout=120)
    state = json.loads(config_path.read_text(encoding="utf-8"))
    assert_true(
        state["plugins"]["slots"]["contextEngine"] == "legacy",
        "OpenClaw unwrap should restore the context engine slot",
    )


def main() -> None:
    verify_installs()
    with tempfile.TemporaryDirectory(
        prefix="headroom-wrap-e2e-", ignore_cleanup_errors=True
    ) as tmp_dir_str:
        tmp_dir = Path(tmp_dir_str)
        home_dir = tmp_dir / "home"
        project_dir = tmp_dir / "project"
        shim_dir = tmp_dir / "shim-bin"
        log_dir = tmp_dir / "logs"

        for path in (home_dir, project_dir, shim_dir, log_dir):
            path.mkdir(parents=True, exist_ok=True)
        create_shims(shim_dir)

        mock_server, mock_thread = start_mock_server(MOCK_UPSTREAM_PORT)
        base_env = os.environ.copy()
        base_env.update(
            {
                "HOME": str(home_dir),
                "PATH": f"{shim_dir}{os.pathsep}{base_env['PATH']}",
                "HEADROOM_E2E_LOG_DIR": str(log_dir),
                "OPENAI_TARGET_API_URL": f"http://127.0.0.1:{MOCK_UPSTREAM_PORT}/v1",
            }
        )

        try:
            verify_proxy_round_trip(base_env, mock_server)
            verify_claude_wrap(base_env, project_dir, log_dir)
            verify_codex_wrap(base_env, project_dir, log_dir, mock_server)
            verify_aider_wrap(base_env, project_dir, log_dir)
            verify_cursor_wrap(base_env, project_dir)
            verify_vscode_wrap(base_env, project_dir)
            verify_vscode_claude_wrap(base_env, project_dir)
            verify_cline_wrap(base_env, project_dir)
            verify_continue_wrap(base_env, project_dir)
            verify_goose_wrap(base_env, project_dir)
            verify_openhands_wrap(base_env, project_dir)
            verify_opencode_wrap(base_env, project_dir, log_dir)
            local_plugin_dir = prepare_local_openclaw_plugin(base_env, tmp_dir)
            verify_openclaw_wrap(base_env, project_dir, local_plugin_dir)
        finally:
            mock_server.shutdown()
            mock_thread.join(timeout=5)

    log("All Docker wrap e2e checks passed.")


def verify_opencode_wrap(base_env: dict[str, str], project_dir: Path, log_dir: Path) -> None:
    port = OPENCODE_PORT
    run(
        ["headroom", "wrap", "opencode", "--port", str(port), "--", "--help"],
        env=base_env,
        cwd=project_dir,
        timeout=120,
    )
    entries = read_jsonl(log_dir / "opencode.jsonl")
    assert_true(len(entries) > 0, "Opencode shim should have been invoked")
    env_vars = entries[-1]["env"]
    assert_true(
        env_vars.get("OPENCODE_CONFIG_CONTENT") is not None,
        "Opencode wrap should set OPENCODE_CONFIG_CONTENT",
    )
    config = json.loads(env_vars["OPENCODE_CONFIG_CONTENT"])
    assert_true(
        config["provider"]["headroom"]["options"]["baseURL"] == f"http://127.0.0.1:{port}/v1",
        "Opencode wrap should inject headroom provider baseURL",
    )

    run(
        ["headroom", "unwrap", "opencode", "--port", str(port)],
        env=base_env,
        cwd=project_dir,
        timeout=120,
    )
    config_path = Path(base_env["HOME"]) / ".config" / "opencode" / "opencode.json"
    if config_path.exists():
        content = config_path.read_text(encoding="utf-8")
        assert_true(
            "headroom" not in content,
            "Opencode unwrap should remove headroom provider from config",
        )


if __name__ == "__main__":
    main()