"""Test counter triggers."""

from typing import Any

import pytest

from homeassistant.components.counter import (
    CONF_INITIAL,
    CONF_MAXIMUM,
    CONF_MINIMUM,
    DOMAIN,
)
from homeassistant.const import STATE_UNAVAILABLE, STATE_UNKNOWN
from homeassistant.core import HomeAssistant

from tests.components.common import (
    BasicTriggerStateDescription,
    TriggerStateDescription,
    arm_trigger,
    assert_trigger_behavior_all,
    assert_trigger_behavior_each,
    assert_trigger_behavior_first,
    assert_trigger_options_supported,
    parametrize_target_entities,
    parametrize_trigger_states,
    set_or_remove_state,
    target_entities,
)

BEHAVIOR_AWARE_TRIGGERS = [
    *parametrize_trigger_states(
        trigger="counter.maximum_reached",
        target_states=[("2", {CONF_MAXIMUM: 2})],
        other_states=[("1", {CONF_MAXIMUM: 2})],
    ),
    *parametrize_trigger_states(
        trigger="counter.minimum_reached",
        target_states=[("1", {CONF_MINIMUM: 1})],
        other_states=[("2", {CONF_MINIMUM: 1})],
    ),
    *parametrize_trigger_states(
        trigger="counter.reset",
        target_states=[("2", {CONF_INITIAL: 2})],
        other_states=[("3", {CONF_INITIAL: 2})],
    ),
]


@pytest.fixture
async def target_counters(hass: HomeAssistant) -> dict[str, list[str]]:
    """Create multiple counter entities associated with different targets."""
    return await target_entities(hass, DOMAIN)


@pytest.mark.parametrize(
    ("trigger_key", "base_options", "supports_behavior", "supports_duration"),
    [
        ("counter.incremented", None, False, False),
        ("counter.decremented", None, False, False),
        ("counter.maximum_reached", {}, True, True),
        ("counter.minimum_reached", {}, True, True),
        ("counter.reset", {}, True, True),
    ],
)
async def test_counter_trigger_options_validation(
    hass: HomeAssistant,
    trigger_key: str,
    base_options: dict[str, Any] | None,
    supports_behavior: bool,
    supports_duration: bool,
) -> None:
    """Test that counter triggers support the expected options."""
    await assert_trigger_options_supported(
        hass,
        trigger_key,
        base_options,
        supports_behavior=supports_behavior,
        supports_duration=supports_duration,
    )


@pytest.mark.parametrize(
    ("trigger_target_config", "entity_id", "entities_in_target"),
    parametrize_target_entities(DOMAIN),
)
@pytest.mark.parametrize(
    ("trigger", "states"),
    [
        (
            "counter.decremented",
            [
                {"included_state": {"state": None, "attributes": {}}, "count": 0},
                {"included_state": {"state": "1", "attributes": {}}, "count": 0},
                {
                    "included_state": {"state": STATE_UNAVAILABLE, "attributes": {}},
                    "count": 0,
                },
                {"included_state": {"state": "1", "attributes": {}}, "count": 0},
                {
                    "included_state": {"state": STATE_UNKNOWN, "attributes": {}},
                    "count": 0,
                },
                {"included_state": {"state": "1", "attributes": {}}, "count": 0},
                {"included_state": {"state": "2", "attributes": {}}, "count": 0},
                {"included_state": {"state": "1", "attributes": {}}, "count": 1},
            ],
        ),
        (
            "counter.incremented",
            [
                {"included_state": {"state": None, "attributes": {}}, "count": 0},
                {"included_state": {"state": "2", "attributes": {}}, "count": 0},
                {
                    "included_state": {"state": STATE_UNAVAILABLE, "attributes": {}},
                    "count": 0,
                },
                {"included_state": {"state": "2", "attributes": {}}, "count": 0},
                {
                    "included_state": {"state": STATE_UNKNOWN, "attributes": {}},
                    "count": 0,
                },
                {"included_state": {"state": "2", "attributes": {}}, "count": 0},
                {"included_state": {"state": "1", "attributes": {}}, "count": 0},
                {"included_state": {"state": "2", "attributes": {}}, "count": 1},
            ],
        ),
    ],
)
async def test_counter_state_trigger(
    hass: HomeAssistant,
    target_counters: dict[str, list[str]],
    trigger_target_config: dict,
    entity_id: str,
    entities_in_target: int,
    trigger: str,
    states: list[BasicTriggerStateDescription],
) -> None:
    """Test that the counter decrement and increment triggers fire correctly."""
    calls: list[str] = []
    other_entity_ids = set(target_counters["included_entities"]) - {entity_id}

    # Set all counters, including the tested one, to the initial state
    for eid in target_counters["included_entities"]:
        set_or_remove_state(hass, eid, states[0]["included_state"])
    await hass.async_block_till_done()

    await arm_trigger(hass, trigger, None, trigger_target_config, calls)

    for state in states[1:]:
        included_state = state["included_state"]
        set_or_remove_state(hass, entity_id, included_state)
        await hass.async_block_till_done()
        assert len(calls) == state["count"]
        for call in calls:
            assert call == entity_id
        calls.clear()

        # Check if changing other counters also triggers
        for other_entity_id in other_entity_ids:
            set_or_remove_state(hass, other_entity_id, included_state)
        await hass.async_block_till_done()
        assert len(calls) == (entities_in_target - 1) * state["count"]
        calls.clear()


@pytest.mark.parametrize(
    ("trigger_target_config", "entity_id", "entities_in_target"),
    parametrize_target_entities(DOMAIN),
)
@pytest.mark.parametrize(
    ("trigger", "trigger_options", "states"), BEHAVIOR_AWARE_TRIGGERS
)
async def test_counter_state_trigger_behavior_each(
    hass: HomeAssistant,
    target_counters: dict[str, list[str]],
    trigger_target_config: dict,
    entity_id: str,
    entities_in_target: int,
    trigger: str,
    trigger_options: dict[str, Any] | None,
    states: list[TriggerStateDescription],
) -> None:
    """Test counter trigger fires on any state change."""
    await assert_trigger_behavior_each(
        hass,
        target_entities=target_counters,
        trigger_target_config=trigger_target_config,
        entity_id=entity_id,
        entities_in_target=entities_in_target,
        trigger=trigger,
        trigger_options=trigger_options,
        states=states,
    )


@pytest.mark.parametrize(
    ("trigger_target_config", "entity_id", "entities_in_target"),
    parametrize_target_entities(DOMAIN),
)
@pytest.mark.parametrize(
    ("trigger", "trigger_options", "states"), BEHAVIOR_AWARE_TRIGGERS
)
async def test_counter_state_trigger_behavior_first(
    hass: HomeAssistant,
    target_counters: dict[str, list[str]],
    trigger_target_config: dict,
    entity_id: str,
    entities_in_target: int,
    trigger: str,
    trigger_options: dict[str, Any],
    states: list[TriggerStateDescription],
) -> None:
    """Test counter trigger fires on first state change."""
    await assert_trigger_behavior_first(
        hass,
        target_entities=target_counters,
        trigger_target_config=trigger_target_config,
        entity_id=entity_id,
        entities_in_target=entities_in_target,
        trigger=trigger,
        trigger_options=trigger_options,
        states=states,
    )


@pytest.mark.parametrize(
    ("trigger_target_config", "entity_id", "entities_in_target"),
    parametrize_target_entities(DOMAIN),
)
@pytest.mark.parametrize(
    ("trigger", "trigger_options", "states"), BEHAVIOR_AWARE_TRIGGERS
)
async def test_counter_state_trigger_behavior_all(
    hass: HomeAssistant,
    target_counters: dict[str, list[str]],
    trigger_target_config: dict,
    entity_id: str,
    entities_in_target: int,
    trigger: str,
    trigger_options: dict[str, Any],
    states: list[TriggerStateDescription],
) -> None:
    """Test counter trigger fires when all counters have changed state."""
    await assert_trigger_behavior_all(
        hass,
        target_entities=target_counters,
        trigger_target_config=trigger_target_config,
        entity_id=entity_id,
        entities_in_target=entities_in_target,
        trigger=trigger,
        trigger_options=trigger_options,
        states=states,
    )
