from pathlib import Path
from types import SimpleNamespace

import polib
import pytest

from portal.adapters import registry
from portal.adapters.directory import FakeDirectory
from portal.adapters.idp import FakeIdp
from portal.adapters.mail import FakeMailer


@pytest.fixture
def valid_env(tmp_path):
    ca_file = tmp_path / "ca.pem"
    ca_file.write_text("test ca")
    return {
        "SECRET_KEY": "x" * 48,
        "ALLOWED_HOSTS": "testserver",
        "DATA_DIR": str(tmp_path),
        "LDAP_SERVER": "dc.example.test",
        "LDAP_USER_OU_DN": "OU=Users,DC=example,DC=test",
        "LDAP_BIND_DN": "svc@example.test",
        "LDAP_BIND_PASSWORD": "service-password",
        "LDAP_CA_FILE": str(ca_file),
        "LDAP_PUBLISHER_GROUP_DN": "CN=Publishers,OU=Users,DC=example,DC=test",
        "LDAP_ADMIN_GROUP_DN": "CN=Admins,OU=Users,DC=example,DC=test",
        "OIDC_ISSUER": "https://idp.example.test/application/o/portal/",
        "OIDC_CLIENT_ID": "portal-client",
        "OIDC_CLIENT_SECRET": "client-secret",
        "PUBLIC_BASE_URL": "https://portal.example.test",
        "SMTP_HOST": "mail.example.test",
        "SMTP_USERNAME": "portal@example.test",
        "SMTP_PASSWORD": "mail-password",
        "MAIL_FROM": "Portal <portal@example.test>",
    }


@pytest.fixture(autouse=True)
def adapters():
    """Fakes for every adapter, so no test can reach a real directory or provider."""
    fakes = SimpleNamespace(directory=FakeDirectory(), idp=FakeIdp(), mailer=FakeMailer())
    registry.install(fakes.directory, fakes.idp, fakes.mailer)
    yield fakes
    registry.install()


@pytest.fixture(scope="session", autouse=True)
def compiled_messages():
    """The image compiles the catalogues with gettext; tests compile their own copy."""
    for po_file in (Path(__file__).resolve().parent.parent / "locale").glob("*/LC_MESSAGES/*.po"):
        polib.pofile(str(po_file)).save_as_mofile(str(po_file.with_suffix(".mo")))


@pytest.fixture(autouse=True)
def plain_static_files(settings):
    """No collectstatic in tests, so use storage without a manifest."""
    settings.STORAGES = {
        **settings.STORAGES,
        "staticfiles": {"BACKEND": "django.contrib.staticfiles.storage.StaticFilesStorage"},
    }