import binascii

import pytest
from rest_framework import exceptions

from funkwhale_api.subsonic import authentication


def test_auth_with_salt(api_request, factories):
    salt = "salt"
    user = factories["users.User"]()
    user.subsonic_api_token = "password"
    user.save()
    token = authentication.get_token(salt, "password")
    request = api_request.get("/", {"t": token, "s": salt, "u": user.username})

    authenticator = authentication.SubsonicAuthentication()
    u, _ = authenticator.authenticate(request)

    assert user == u


def test_auth_with_password_hex(api_request, factories):
    user = factories["users.User"]()
    user.subsonic_api_token = "password"
    user.save()
    request = api_request.get(
        "/",
        {
            "u": user.username,
            "p": "enc:{}".format(
                binascii.hexlify(user.subsonic_api_token.encode("utf-8")).decode(
                    "utf-8"
                )
            ),
        },
    )

    authenticator = authentication.SubsonicAuthentication()
    u, _ = authenticator.authenticate(request)

    assert user == u


def test_auth_with_password_cleartext(api_request, factories):
    user = factories["users.User"]()
    user.subsonic_api_token = "password"
    user.save()
    request = api_request.get("/", {"u": user.username, "p": "password"})

    authenticator = authentication.SubsonicAuthentication()
    u, _ = authenticator.authenticate(request)

    assert user == u


def test_auth_with_inactive_users(api_request, factories):
    user = factories["users.User"](is_active=False)
    user.subsonic_api_token = "password"
    user.save()
    request = api_request.get("/", {"u": user.username, "p": "password"})

    authenticator = authentication.SubsonicAuthentication()
    with pytest.raises(exceptions.AuthenticationFailed):
        authenticator.authenticate(request)


def test_auth_case_insensitive(api_request, factories):
    user = factories["users.User"](username="Hello")
    user.subsonic_api_token = "password"
    user.save()
    request = api_request.get("/", {"u": "hello", "p": "password"})

    authenticator = authentication.SubsonicAuthentication()
    u, _ = authenticator.authenticate(request)

    assert user == u