"""Hermes tool-calling memory round-trip (no live server needed)."""
import pytest

from server import memory, tools


@pytest.fixture(autouse=True)
def _clean():
    memory.reset()
    yield
    memory.reset()


def test_dispatch_remembers():
    out = tools.dispatch("remember", '{"text":"Dana is the soccer coach","kind":"contact"}')
    assert "remembered" in out
    assert any("Dana" in f["text"] for f in memory.list_facts())


def test_dispatch_unknown_tool():
    assert "unknown tool" in tools.dispatch("nope", "{}")


def test_dispatch_handles_dict_args():
    tools.dispatch("remember", {"text": "default location is Lincoln Elementary", "kind": "location"})
    assert any("Lincoln" in f["text"] for f in memory.list_facts())


def test_run_with_tools_round_trip():
    # Fake server: first turn calls `remember`, second returns the final JSON.
    calls = {"n": 0}

    def fake_post(msgs):
        calls["n"] += 1
        if calls["n"] == 1:
            return {"choices": [{"message": {"role": "assistant", "tool_calls": [
                {"id": "t1", "function": {
                    "name": "remember",
                    "arguments": '{"text":"you decline Mondays","kind":"preference"}'}}]}}]}
        return {"choices": [{"message": {"role": "assistant", "content": '{"events":[]}'}}]}

    content, _ = tools.run_with_tools([{"role": "user", "content": "hi"}], fake_post)
    assert content == '{"events":[]}'
    assert calls["n"] == 2  # one tool round, then the final answer
    assert any("Mondays" in f["text"] for f in memory.list_facts())


def test_run_with_tools_no_tool_calls_returns_immediately():
    def fake_post(msgs):
        return {"choices": [{"message": {"content": "{}"}}]}

    content, _ = tools.run_with_tools([{"role": "user", "content": "hi"}], fake_post)
    assert content == "{}"