import hashlib
import hmac

import httpx
import pytest

from booklooker_client import BooklookerConfig, BooklookerWebhookHelper, SyncBooklookerClient


def test_sync_client_retries_transient_timeout() -> None:
    attempts = {"count": 0}

    def handler(request: httpx.Request) -> httpx.Response:
        attempts["count"] += 1
        if attempts["count"] == 1:
            raise httpx.ReadTimeout("temporary timeout", request=request)
        return httpx.Response(200, json={"status": "OK", "returnValue": "REST_API_TOKEN"})

    config = BooklookerConfig(api_key="demo", max_retries=1, retry_backoff_seconds=0)
    client = SyncBooklookerClient(config)
    client._http = httpx.Client(transport=httpx.MockTransport(handler), base_url=config.base_url)

    try:
        token = client.authenticate()
    finally:
        client.close()

    assert token.token == "REST_API_TOKEN"
    assert attempts["count"] == 2


def test_webhook_signature_verification() -> None:
    payload = b'{"event_type":"order.created","event_id":"evt-10"}'
    secret = "top-secret"
    signature = hmac.new(secret.encode("utf-8"), payload, hashlib.sha256).hexdigest()

    helper = BooklookerWebhookHelper(webhook_secret=secret)
    assert helper.verify_signature(payload, signature) is True


def test_import_file_rejects_oversized_input(tmp_path) -> None:
    file_path = tmp_path / "payload.bin"
    file_path.write_bytes(b"1234")

    client = SyncBooklookerClient(BooklookerConfig(api_key="demo", max_upload_size_bytes=1))
    try:
        with pytest.raises(ValueError):
            client.import_file(file_path, data_type=0)
    finally:
        client.close()