from __future__ import annotations

import httpx
import pytest

from app.crm import CrmClient, CrmOutcome


def make_client(handler) -> CrmClient:
    client = CrmClient.__new__(CrmClient)
    client._base_url = "https://portal.example/rest/1/token/"
    client._host = "portal.example"
    client._client = httpx.AsyncClient(
        transport=httpx.MockTransport(handler), follow_redirects=False
    )
    return client


@pytest.mark.asyncio
async def test_crm_success_and_no_redirect() -> None:
    client = make_client(
        lambda request: httpx.Response(200, json={"result": {"ID": "42"}}, request=request)
    )
    result = await client.call("crm.contact.get", {"id": "42"}, mutating=False)
    assert result.outcome == CrmOutcome.SUCCEEDED
    assert result.result["ID"] == "42"
    await client.close()

    redirecting = make_client(
        lambda request: httpx.Response(
            302, headers={"Location": "https://evil.example/"}, request=request
        )
    )
    result = await redirecting.call("crm.contact.get", {"id": "42"}, mutating=False)
    assert result.outcome == CrmOutcome.PERMANENT
    assert result.error_code == "crm_redirect_rejected"
    await redirecting.close()


@pytest.mark.asyncio
async def test_mutating_timeout_is_uncertain() -> None:
    def timeout(request):
        raise httpx.ReadTimeout("timed out", request=request)

    client = make_client(timeout)
    result = await client.call("crm.contact.add", {"fields": {}}, mutating=True)
    assert result.outcome == CrmOutcome.UNCERTAIN
    await client.close()