"""
Тесты: auth.py — режимы, стенды, URL, cookie.
"""
import api.auth as auth
from api.http_client import API_ENDPOINTS, STANDS


def test_api_endpoint_map_has_all_three_stands():
    assert list(API_ENDPOINTS) == ["dev", "test", "prod"]
    assert len(STANDS) == 3


def test_polygon_url_construction(monkeypatch):
    """get_client в режиме polygon строит правильный URL."""
    monkeypatch.setattr(auth, "get_mode", lambda: "polygon")
    monkeypatch.setattr(auth, "get_polygon_stand", lambda: "test")
    monkeypatch.setattr(auth, "get_token", lambda: "tok")

    # Мокаем HttpClient чтобы не делать реальный запрос
    clients = []
    class FakeHttp:
        def __init__(self, endpoint, token):
            clients.append(endpoint)
    monkeypatch.setattr(auth, "HttpClient", FakeHttp)

    # Настроим POLYGON_ENDPOINT
    from flask import Flask
    app = Flask(__name__)
    app.config["POLYGON_ENDPOINT"] = "https://polygon.test/api/v1/svc"
    monkeypatch.setattr(auth, "current_app", app)

    auth.get_client()
    assert len(clients) == 1
    assert clients[0] == "https://polygon.test/test/api/v1/svc"


def test_polygon_url_dev_stand(monkeypatch):
    """DEV-стенд в URL."""
    monkeypatch.setattr(auth, "get_mode", lambda: "polygon")
    monkeypatch.setattr(auth, "get_polygon_stand", lambda: "dev")
    monkeypatch.setattr(auth, "get_token", lambda: "tok")

    clients = []
    class FakeHttp:
        def __init__(self, endpoint, token):
            clients.append(endpoint)
    monkeypatch.setattr(auth, "HttpClient", FakeHttp)

    from flask import Flask
    app = Flask(__name__)
    app.config["POLYGON_ENDPOINT"] = "https://polygon.test/api/v1/svc"
    monkeypatch.setattr(auth, "current_app", app)

    auth.get_client()
    assert clients[0] == "https://polygon.test/dev/api/v1/svc"


def test_get_stand_polygon(monkeypatch):
    """get_stand в эмуляции возвращает polygon_{stand}."""
    monkeypatch.setattr(auth, "get_mode", lambda: "polygon")
    monkeypatch.setattr(auth, "get_polygon_stand", lambda: "prod")
    assert auth.get_stand() == "polygon_prod"


def test_get_stand_polygon_default(monkeypatch):
    """get_stand по умолчанию test."""
    monkeypatch.setattr(auth, "get_mode", lambda: "polygon")
    monkeypatch.setattr(auth, "get_polygon_stand", lambda: "test")
    assert auth.get_stand() == "polygon_test"


def test_get_mode_no_polygon_endpoint(monkeypatch):
    """Без POLYGON_ENDPOINT -> всегда cloud."""
    from flask import Flask
    app = Flask(__name__)
    app.config["POLYGON_ENDPOINT"] = ""
    monkeypatch.setattr(auth, "current_app", app)
    # Мокаем request.cookies
    monkeypatch.setattr(auth, "request", type('obj', (object,), {
        "cookies": {}
    })())
    assert auth.get_mode() == "cloud"


def test_get_mode_default_polygon(monkeypatch):
    """POLYGON_ENDPOINT задан -> default polygon."""
    from flask import Flask
    app = Flask(__name__)
    app.config["POLYGON_ENDPOINT"] = "https://polygon.test/api/v1/svc"
    monkeypatch.setattr(auth, "current_app", app)
    # request.cookies.get("mode", default_value)
    monkeypatch.setattr(auth, "request", type('obj', (object,), {
        "cookies": type('obj', (object,), {
            "get": lambda s, d, default="polygon": d if d else default
        })()
    })())
    assert auth.get_mode() == "polygon"


def test_get_token_polygon_mode(monkeypatch):
    """В эмуляции — только env-токен."""
    monkeypatch.setattr(auth, "get_mode", lambda: "polygon")
    from flask import Flask
    app = Flask(__name__)
    app.config["NUBES_API_TOKEN"] = "env-jwt"
    monkeypatch.setattr(auth, "current_app", app)
    assert auth.get_token() == "env-jwt"


def test_whitelist_mode_invalid(monkeypatch):
    """Невалидный mode -> default polygon."""
    from flask import Flask
    app = Flask(__name__)
    app.config["POLYGON_ENDPOINT"] = "https://polygon.test/api/v1/svc"
    monkeypatch.setattr(auth, "current_app", app)
    monkeypatch.setattr(auth, "request", type('obj', (object,), {
        "cookies": type('obj', (object,), {
            "get": lambda s, d, default="polygon": "evil"
        })()
    })())
    assert auth.get_mode() == "polygon"  # fallback


def test_whitelist_stand_invalid(monkeypatch):
    """Невалидный stand -> default test."""
    monkeypatch.setattr(auth, "request", type('obj', (object,), {
        "cookies": type('obj', (object,), {
            "get": lambda s, d, default="test": "../../etc"
        })()
    })())
    assert auth.get_polygon_stand() == "test"  # fallback


def test_cloud_detection_includes_prod_endpoint_from_source_map(monkeypatch):
    from flask import Flask

    prod_endpoint = API_ENDPOINTS["prod"]
    app = Flask(__name__)
    captured = {}

    def fake_detect(token):
        captured["token"] = token
        return prod_endpoint

    monkeypatch.setattr(auth, "detect_endpoint", fake_detect)
    monkeypatch.setattr(auth, "current_app", app)
    with app.test_request_context("/"):
        assert auth._cached_detect("prod-token") == prod_endpoint

    assert captured["token"] == "prod-token"


def test_detect_endpoint_tries_prod_endpoint(monkeypatch):
    from api import http_client

    prod_endpoint = API_ENDPOINTS["prod"]
    endpoints = STANDS
    attempted = []

    class FakeHttpClient:
        def __init__(self, endpoint, token):
            self.endpoint = endpoint

        def get(self, path, **kwargs):
            attempted.append(self.endpoint)
            if self.endpoint != prod_endpoint:
                raise RuntimeError("token belongs to another stand")
            return {"results": []}

    monkeypatch.setattr(http_client, "HttpClient", FakeHttpClient)

    assert http_client.detect_endpoint("prod-token", endpoints=endpoints) == prod_endpoint
    assert attempted == endpoints


def test_get_stand_labels_prod_endpoint(monkeypatch):
    from flask import Flask

    prod_endpoint = API_ENDPOINTS["prod"]
    app = Flask(__name__)
    monkeypatch.setattr(auth, "get_mode", lambda: "cloud")
    monkeypatch.setattr(auth, "get_token", lambda: "prod-token")
    monkeypatch.setattr(auth, "_cached_detect", lambda token: prod_endpoint)
    monkeypatch.setattr(auth, "current_app", app)

    assert auth.get_stand() == "prod"