from collections.abc import Iterator

import httpx
import pytest
import respx
from faker import Faker

from app.adapters.facebook import FacebookClient

from tests.unit.adapters.facebook.factories import UploadUsersResponseFactory


class TestFacebookClient:
    @pytest.fixture(scope="module")
    def client(self) -> Iterator[FacebookClient]:
        with FacebookClient() as client:
            yield client

    def test_upload_users(
        self, client: FacebookClient, respx_mock: respx.MockRouter, faker: Faker
    ) -> None:
        audience_external_id = faker.pystr()
        access_token = faker.pystr()
        session = {
            "session_id": 1000000,
            "batch_seq": 1,
            "last_batch_flag": True,
            "estimated_num_total": 1,
        }
        payload = {"schema": "EMAIL_SHA256", "data": ["abc123"]}
        upload_users_response = UploadUsersResponseFactory.build()

        respx_mock.post(
            f"https://graph.facebook.com/v25.0/{audience_external_id}/users",
            json={
                "access_token": access_token,
                "session": session,
                "payload": payload,
            },
        ).mock(
            return_value=httpx.Response(
                status_code=200,
                json=upload_users_response.model_dump(),
            )
        )

        result = client.upload_users(
            user_access_token=access_token,
            audience_external_id=audience_external_id,
            session={
                "session_id": 1000000,
                "batch_seq": 1,
                "last_batch_flag": True,
                "estimated_num_total": 1,
            },
            payload={"schema": "EMAIL_SHA256", "data": ["abc123"]},
        )

        assert result == upload_users_response