"""Tests for slack-bot _handle_drop."""

from freezegun import freeze_time

from shared.schedule import FALLBACK_EXTENSION

# Monday 2026-06-01 08:00 ET — weekday, active shift is night.
MON = "2026-06-01 12:00:00"


def _register_on_monday(seed):
    """Alice (114) is registered and assigned the Monday night shift."""
    seed.roster("114", "Alice", slack_user_id="U_ALICE")
    seed.weekly("Monday", "114", "Alice")


@freeze_time(MON)
def test_drop_today_marks_open_and_repoints_3cx(
    slackbot_app, schedule, seed, respond, client, routing_spy, text_of
):
    _register_on_monday(seed)
    slackbot_app._handle_drop(
        respond, schedule, "U_ALICE", "drop today", "C1", client, None
    )

    assert schedule.get_override("2026-06-01")["extension"] == "OPEN"
    assert "dropped" in text_of(respond)
    # Today + active night shift → queue falls back.
    routing_spy.assert_called_once_with(FALLBACK_EXTENSION)
    client.chat_postMessage.assert_called_once()


@freeze_time(MON)
def test_drop_future_does_not_repoint_3cx(
    slackbot_app, schedule, seed, respond, client, routing_spy
):
    seed.roster("114", "Alice", slack_user_id="U_ALICE")
    seed.weekly("Tuesday", "114", "Alice")
    slackbot_app._handle_drop(
        respond, schedule, "U_ALICE", "drop tomorrow", "C1", client, None
    )

    assert schedule.get_override("2026-06-02")["extension"] == "OPEN"
    routing_spy.assert_not_called()


@freeze_time(MON)
def test_drop_not_your_shift(
    slackbot_app, schedule, seed, respond, client, routing_spy, text_of
):
    seed.roster("114", "Alice", slack_user_id="U_ALICE")
    seed.weekly("Monday", "115", "Bob")  # Bob is on shift, not Alice
    slackbot_app._handle_drop(
        respond, schedule, "U_ALICE", "drop today", "C1", client, None
    )
    assert "not your shift" in text_of(respond).lower()
    routing_spy.assert_not_called()


@freeze_time(MON)
def test_drop_past_date(slackbot_app, schedule, seed, respond, client, text_of):
    _register_on_monday(seed)
    slackbot_app._handle_drop(
        respond, schedule, "U_ALICE", "drop 2026-05-01", "C1", client, None
    )
    assert "past" in text_of(respond).lower()


@freeze_time(MON)
def test_drop_unregistered(slackbot_app, schedule, respond, client, text_of):
    slackbot_app._handle_drop(
        respond, schedule, "U_NOBODY", "drop today", "C1", client, None
    )
    assert "not registered" in text_of(respond).lower()


@freeze_time(MON)
def test_drop_bad_date(slackbot_app, schedule, seed, respond, client, text_of):
    _register_on_monday(seed)
    slackbot_app._handle_drop(
        respond, schedule, "U_ALICE", "drop notaday", "C1", client, None
    )
    assert "couldn't parse" in text_of(respond).lower()


@freeze_time(MON)
def test_drop_usage(slackbot_app, schedule, respond, client, text_of):
    slackbot_app._handle_drop(respond, schedule, "U_ALICE", "drop", "C1", client, None)
    assert "Usage" in text_of(respond)