import json

import httpx
import pytest
from owsclient import OwsClient
from owsclient.test import OwsClientMock

from app.adapters.ows_text_campaigns import OwsTextCampaignsClient
from app.types import PersonalizedAttributes


class TestOwsTextCampaignsClient:
    @pytest.fixture(scope="class")
    @classmethod
    def ows_client(cls) -> OwsClient:
        return OwsClient(environment="test", service_name="ows-text-campaigns")

    @pytest.fixture(scope="class")
    @classmethod
    def client(cls, ows_client: OwsClient) -> OwsTextCampaignsClient:
        return OwsTextCampaignsClient(ows_client=ows_client)

    def test_render_messages_batch_returns_empty_list_without_a_call(
        self, client: OwsTextCampaignsClient
    ) -> None:
        result = client.render_messages_batch(campaign_id="campaign-1", attributes=[])

        assert result == []

    def test_render_messages_batch_calls_the_correct_endpoint(
        self, client: OwsTextCampaignsClient, ows_client_mock: OwsClientMock
    ) -> None:
        route = ows_client_mock.post(
            "ows-text-campaigns", path="/campaigns/campaign-1/messages/batch-render"
        ).mock(
            httpx.Response(
                status_code=200,
                json=[
                    {
                        "fan_id": "fan-1",
                        "channel": "SMS",
                        "recipient": "+15550001111",
                        "sender": "+15550002222",
                        "message": "hi",
                        "media_url": None,
                    }
                ],
            )
        )
        attributes: list[PersonalizedAttributes] = [
            {"fan_id": "fan-1", "phone_number": "+15550001111", "channel": "SMS"}
        ]

        result = client.render_messages_batch(
            campaign_id="campaign-1", attributes=attributes
        )

        assert route.called
        sent_body = json.loads(route.calls.last.request.content)
        assert sent_body == {"personalized_attributes": attributes}
        assert len(result) == 1
        assert result[0].fan_id == "fan-1"
        assert result[0].recipient == "+15550001111"
        assert result[0].sender == "+15550002222"