from types import SimpleNamespace

from src.handlers.message_handler_ai import MessageHandler


def _build_handler() -> MessageHandler:
    fake_bot = SimpleNamespace(robot=SimpleNamespace(id="bot_1", name="TestBot"))
    return MessageHandler(fake_bot)


def test_message_dedup_by_message_id():
    handler = _build_handler()
    msg = SimpleNamespace(id="m1", content="hello", author=SimpleNamespace(id="u1"))
    assert handler._is_duplicate_message(msg) is False
    assert handler._is_duplicate_message(msg) is True


def test_message_dedup_fallback_without_message_id():
    handler = _build_handler()
    msg = SimpleNamespace(content="hello", author=SimpleNamespace(id="u1"), group_id="g1")
    assert handler._is_duplicate_message(msg) is False
    assert handler._is_duplicate_message(msg) is True