"""/v1/solve поверх очереди: контракт v1 не изменился (#84)."""
import logging
import uuid

import pytest

import main
from api import actions
from worker import windows
from worker.windows import Outcome

from .conftest import FakeSession, fake_execute


def post(env, **body):
	return env.client.post("/v1/solve", json={"url": "https://example.com", "actions": [], **body})


def test_ok(env, monkeypatch):
	monkeypatch.setattr(actions, "execute", fake_execute([{"type": "wait_for", "ok": True, "duration_ms": 5}]))
	resp = post(env, html=True, screenshot=True)

	assert resp.status_code == 200
	data = resp.json()
	assert data["status"] == "ok"
	assert "code" not in data and "error" not in data
	assert data["user_agent"] == "UA/engine"
	assert data["actions"] == [{"type": "wait_for", "ok": True, "duration_ms": 5}]
	assert data["html"] == "<body>page</body>"
	assert data["screenshot"] == "cG5n"  # base64(b"png")
	assert data["duration_ms"] >= 0
	assert uuid.UUID(resp.cookies["session_id"])


def test_html_and_screenshot_only_on_request(env):
	data = post(env).json()
	assert "html" not in data and "screenshot" not in data
	assert data["actions"] == []


def test_action_failed(env, monkeypatch):
	monkeypatch.setattr(actions, "execute", fake_execute([
		{"type": "click", "ok": True, "duration_ms": 1},
		{"type": "inner_html", "ok": False, "result": "selector not found: #x", "duration_ms": 1},
	]))
	data = post(env, screenshot=True).json()
	assert data["status"] == "err"
	assert data["code"] == "action_failed"
	assert data["error"] == "inner_html: selector not found: #x"
	assert data["screenshot"]


def test_challenge_failed(env, monkeypatch):
	monkeypatch.setattr(actions, "execute", fake_execute(exc=actions.ChallengeFailed("cloudflare not passed: timeout")))
	data = post(env, screenshot=True).json()
	assert data["status"] == "err"
	assert data["code"] == "challenge_failed"
	assert data["error"] == "cloudflare not passed: timeout"
	assert data["actions"] == []
	assert data["cookies"] and data["screenshot"]


def test_request_failed(env):
	FakeSession.error = RuntimeError("net::ERR_PROXY_CONNECTION_FAILED")
	data = post(env).json()
	assert data == {
		"status": "err", "code": "request_failed", "error": "net::ERR_PROXY_CONNECTION_FAILED",
		"actions": [], "duration_ms": data["duration_ms"],
	}


@pytest.mark.parametrize("workers", ["busy", "none"])
def test_no_slots(env, workers):
	if workers == "busy":
		env.heartbeat(free_slots=0)
	else:
		env.redis.flushall()
	resp = post(env)
	assert resp.status_code == 503
	assert resp.headers["retry-after"] == main.RETRY_AFTER
	assert resp.json() == {"status": "err", "code": "no_slots", "error": "No slots available"}
	assert env.messages == []


def test_not_picked_up_in_time_is_503_and_cancelled(env, monkeypatch):
	env.auto = False
	monkeypatch.setattr(main, "V1_QUEUE_WAIT", 0)
	resp = post(env)
	assert resp.status_code == 503
	assert resp.json()["code"] == "no_slots"

	# воркер позже достаёт сообщение — отменённую задачу не выполняет
	env.deliver_pending()
	assert env.outcomes == [Outcome.SKIPPED]
	assert FakeSession.instances == []


def test_slot_released_after_request(env):
	FakeSession.error = RuntimeError("boom")
	for _ in range(3):
		assert post(env).status_code == 200
	assert env.pool.used == 0 and env.pool.windows == {}
	assert all(s.closed for s in FakeSession.instances)


def test_invalid_request_is_422_without_task(env):
	resp = post(env, actions=[{"type": "nope"}])
	assert resp.status_code == 422
	assert env.messages == []


def test_session_cookie_reused(env):
	sid = str(uuid.uuid4())
	env.client.cookies.set("session_id", sid)
	resp = post(env)
	assert resp.cookies["session_id"] == sid
	assert FakeSession.instances[0].kwargs["user_data_dir"] == str(env.profiles / sid)


@pytest.mark.parametrize("bad", ["../../etc", "not-a-uuid", "/tmp/x"])
def test_bad_session_cookie_gets_new_session(env, bad):
	env.client.cookies.set("session_id", bad)
	resp = post(env)
	sid = resp.cookies["session_id"]
	assert sid != bad and uuid.UUID(sid)
	assert [p.name for p in env.profiles.iterdir()] == [sid]


def test_user_agent_param_rejected(env):
	resp = post(env, user_agent="First/1")
	assert resp.status_code == 422
	assert "take user_agent from the response" in resp.text
	assert env.messages == []


def test_fingerprint_passed_to_browser_and_ua_untouched(env):
	post(env)
	kwargs = FakeSession.instances[0].kwargs
	assert "useragent" not in kwargs
	assert set(kwargs["additional_args"]) == {"screen", "device_scale_factor"}


def test_cookies_replace_profile_cookies_only_when_passed(env):
	post(env)
	post(env, cookies=[{"name": "a", "value": "1", "url": "https://example.com"}])
	post(env, cookies=[])
	assert [s.kwargs["clear_cookies"] for s in FakeSession.instances] == [False, True, True]


def test_proxy_passed_and_geo_resolved(env, monkeypatch):
	seen = {}

	async def fake_geo(proxy):
		seen["proxy"] = proxy
		return {"locale": "de-DE", "timezone_id": "Europe/Berlin"}

	monkeypatch.setattr(windows, "resolve_geo", fake_geo)
	post(env, proxy="http://u:p@host:3128")
	kwargs = FakeSession.instances[0].kwargs
	assert kwargs["proxy"] == {"server": "http://host:3128", "username": "u", "password": "p"}
	assert seen["proxy"] == kwargs["proxy"]
	assert (kwargs["locale"], kwargs["timezone_id"]) == ("de-DE", "Europe/Berlin")


def test_without_proxy_no_geo(env, monkeypatch):
	async def fail_geo(proxy):
		raise AssertionError("geo must not be resolved without proxy")

	monkeypatch.setattr(windows, "resolve_geo", fail_geo)
	post(env)
	assert FakeSession.instances[0].kwargs["proxy"] is None


def test_secrets_not_logged_nor_stored(env, monkeypatch, caplog):
	async def no_geo(proxy):
		return None

	monkeypatch.setattr(windows, "resolve_geo", no_geo)
	caplog.set_level(logging.DEBUG)
	post(
		env, proxy="http://someuser:TopSecret1@host:3128", captcha="KEYSECRET2", html=True,
		cookies=[{"name": "sid", "value": "CookieSecret3", "url": "https://example.com"}],
		actions=[
			{"type": "fill", "selector": "#p", "value": "PassSecret4"},
			{"type": "typing", "selector": "#p", "value": "PassSecret5"},
		],
	)
	log = caplog.text
	assert "Incoming payload" in log and "Outgoing payload" in log
	for secret in ("someuser", "TopSecret1", "KEYSECRET2", "CookieSecret3", "PassSecret4", "PassSecret5", "secret-cookie", "<body>page"):
		assert secret not in log

	# в Redis — только результат (там cookies и html страницы), но не секреты запроса
	stored = " ".join(str(env.redis.hgetall(k)) for k in env.redis.keys("*task*"))
	for secret in ("TopSecret1", "KEYSECRET2", "PassSecret4"):
		assert secret not in stored


def test_health(env):
	data = env.client.get("/health").json()
	assert data["status"] == "ok"
	assert (data["browser_slots"], data["free_slots"]) == (2, 2)
	assert [w["worker_id"] for w in data["workers"]] == ["w1"]