from __future__ import annotations

from types import SimpleNamespace
from unittest.mock import MagicMock

import pytest
from core.http.errors import ApiProblemError

from v1.auth.gateway import SupabaseAuthGateway
from v1.auth.schemas import (
    OtpSendRequest,
    PhoneSessionCreateRequest,
    SessionRefreshRequest,
)


class TestSupabaseAuthGateway:
    @pytest.fixture
    def gateway(
        self, monkeypatch: pytest.MonkeyPatch
    ) -> tuple[SupabaseAuthGateway, MagicMock, MagicMock]:
        mock_client = MagicMock()
        mock_admin_client = MagicMock()
        monkeypatch.setattr(
            "v1.auth.gateway.supabase_service.get_client", lambda: mock_client
        )
        monkeypatch.setattr(
            "v1.auth.gateway.supabase_service.get_admin_client",
            lambda: mock_admin_client,
        )
        return SupabaseAuthGateway(), mock_client, mock_admin_client

    @pytest.mark.asyncio
    async def test_send_otp_sets_should_create_user(
        self, gateway: tuple[SupabaseAuthGateway, MagicMock, MagicMock]
    ) -> None:
        sut, mock_client, _ = gateway
        mock_sign_in_with_otp = MagicMock()
        mock_client.auth.sign_in_with_otp = mock_sign_in_with_otp

        await sut.send_otp(OtpSendRequest(phone="+8613812345678"))

        mock_sign_in_with_otp.assert_called_once_with(
            {
                "phone": "+8613812345678",
                "options": {"should_create_user": True},
            }
        )

    @pytest.mark.asyncio
    async def test_create_phone_session_uses_verify_otp(
        self, gateway: tuple[SupabaseAuthGateway, MagicMock, MagicMock]
    ) -> None:
        sut, mock_client, _ = gateway
        verify_response = SimpleNamespace(
            session=SimpleNamespace(
                access_token="access",
                refresh_token="refresh",
                expires_in=3600,
                token_type="bearer",
            ),
            user=SimpleNamespace(id="user-1", phone="+8613812345678"),
        )
        mock_client.auth.verify_otp = MagicMock(return_value=verify_response)

        response = await sut.create_phone_session(
            PhoneSessionCreateRequest(phone="+8613812345678", token="123456")
        )

        assert response.user.id == "user-1"
        assert response.access_token == "access"

    @pytest.mark.asyncio
    async def test_create_phone_session_normalizes_phone_without_plus_prefix(
        self, gateway: tuple[SupabaseAuthGateway, MagicMock, MagicMock]
    ) -> None:
        sut, mock_client, _ = gateway
        verify_response = SimpleNamespace(
            session=SimpleNamespace(
                access_token="access",
                refresh_token="refresh",
                expires_in=3600,
                token_type="bearer",
            ),
            user=SimpleNamespace(id="user-1", phone="14155552671"),
        )
        mock_client.auth.verify_otp = MagicMock(return_value=verify_response)

        response = await sut.create_phone_session(
            PhoneSessionCreateRequest(phone="+14155552671", token="123456")
        )

        assert response.user.phone == "+14155552671"

    @pytest.mark.asyncio
    async def test_refresh_session_maps_invalid_token(
        self, gateway: tuple[SupabaseAuthGateway, MagicMock, MagicMock]
    ) -> None:
        sut, mock_client, _ = gateway
        mock_client.auth.refresh_session = MagicMock(
            return_value=SimpleNamespace(session=None, user=None)
        )

        with pytest.raises(ApiProblemError) as exc_info:
            await sut.refresh_session(SessionRefreshRequest(refresh_token="bad"))

        assert exc_info.value.status_code == 401

    @pytest.mark.asyncio
    async def test_get_user_by_phone_uses_in_memory_cache(
        self,
        gateway: tuple[SupabaseAuthGateway, MagicMock, MagicMock],
        monkeypatch: pytest.MonkeyPatch,
    ) -> None:
        sut, _, _ = gateway
        user = SimpleNamespace(
            id="user-1",
            phone="+8613811112222",
            created_at="2026-03-16T00:00:00Z",
            phone_confirmed_at=None,
        )
        list_calls = {"count": 0}

        def _fake_list_auth_users(_client: object) -> list[SimpleNamespace]:
            list_calls["count"] += 1
            return [user]

        monkeypatch.setattr("v1.auth.gateway._list_auth_users", _fake_list_auth_users)

        first = await sut.get_user_by_phone("+8613811112222")
        second = await sut.get_user_by_phone("+8613811112222")

        assert first.id == "user-1"
        assert second.phone == "+8613811112222"
        assert list_calls["count"] == 1

    @pytest.mark.asyncio
    async def test_search_user_ids_by_phone_supports_suffix_query(
        self,
        gateway: tuple[SupabaseAuthGateway, MagicMock, MagicMock],
        monkeypatch: pytest.MonkeyPatch,
    ) -> None:
        sut, _, _ = gateway
        users = [
            SimpleNamespace(
                id="user-cn",
                phone="+8613811112222",
                created_at="2026-03-16T00:00:00Z",
                phone_confirmed_at=None,
            ),
            SimpleNamespace(
                id="user-us",
                phone="+14155552671",
                created_at="2026-03-16T00:00:00Z",
                phone_confirmed_at=None,
            ),
        ]

        monkeypatch.setattr("v1.auth.gateway._list_auth_users", lambda _client: users)

        matched_cn = await sut.search_user_ids_by_phone("13811112222")
        matched_us = await sut.search_user_ids_by_phone("4155552671")

        assert matched_cn == ["user-cn"]
        assert matched_us == ["user-us"]