import json

import pytest

from rasa.shared.core.conversation import Dialogue
from rasa.shared.core.domain import Domain
from rasa.core.tracker_store import InMemoryTrackerStore
from tests.dialogues import (
    TEST_DIALOGUES,
    TEST_DEFAULT_DIALOGUE,
    TEST_DOMAINS_FOR_DIALOGUES,
)
from tests.core.utilities import tracker_from_dialogue


@pytest.mark.parametrize("pair", zip(TEST_DIALOGUES, TEST_DOMAINS_FOR_DIALOGUES))
async def test_inmemory_tracker_store(pair):
    dialogue, domainpath = pair
    domain = Domain.load(domainpath)
    tracker = tracker_from_dialogue(dialogue, domain)
    tracker_store = InMemoryTrackerStore(domain)
    await tracker_store.save(tracker)
    restored = await tracker_store.retrieve(tracker.sender_id)
    assert restored == tracker


def test_tracker_default(domain: Domain):
    tracker = tracker_from_dialogue(TEST_DEFAULT_DIALOGUE, domain)
    assert tracker.get_slot("name") == "Peter"
    assert tracker.get_slot("price") is None  # slot doesn't exist!


def test_dialogue_from_parameters(domain: Domain):
    tracker = tracker_from_dialogue(TEST_DEFAULT_DIALOGUE, domain)
    serialised_dialogue = InMemoryTrackerStore.serialise_tracker(tracker)
    deserialised_dialogue = Dialogue.from_parameters(json.loads(serialised_dialogue))
    assert tracker.as_dialogue().as_dict() == deserialised_dialogue.as_dict()