"""Tests for slack-bot _handle_drop, including the 24h drop lock (#84)."""

from freezegun import freeze_time

# Monday 2026-06-01 08:00 ET.
MON_0800 = "2026-06-01 12:00:00"
# Monday 2026-06-01 18:00 ET — past 17:00 (so tomorrow's night shift is <24h away).
MON_1800 = "2026-06-01 22:00:00"
# Friday 2026-06-05.
FRI_0600 = "2026-06-05 10:00:00"  # 06:00 ET
FRI_0900 = "2026-06-05 13:00:00"  # 09:00 ET


@freeze_time(MON_0800)
def test_drop_outside_24h_marks_open(
    slackbot_app, schedule, seed, respond, client, routing_spy, text_of
):
    # Tomorrow's night shift starts 06-02 17:00; now is 06-01 08:00 → ~33h away.
    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"
    assert "dropped" in text_of(respond)
    client.chat_postMessage.assert_called_once()
    routing_spy.assert_not_called()


@freeze_time(MON_0800)
def test_drop_today_blocked(
    slackbot_app, schedule, seed, respond, client, routing_spy, text_of
):
    # A same-day shift is always inside the 24h lock.
    seed.roster("114", "Alice", slack_user_id="U_ALICE")
    seed.weekly("Monday", "114", "Alice")
    slackbot_app._handle_drop(
        respond, schedule, "U_ALICE", "drop today", "C1", client, None
    )
    assert "under 24 hours" in text_of(respond)
    assert schedule.get_override("2026-06-01") is None  # not opened
    routing_spy.assert_not_called()
    client.chat_postMessage.assert_not_called()


@freeze_time(MON_1800)
def test_drop_blocked_once_within_24h_of_start(
    slackbot_app, schedule, seed, respond, client, text_of
):
    # At 06-01 18:00, tomorrow's 06-02 17:00 shift is <24h away.
    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 "under 24 hours" in text_of(respond)
    assert schedule.get_override("2026-06-02") is None


@freeze_time(FRI_0600)
def test_drop_weekend_day_shift_outside_24h(
    slackbot_app, schedule, seed, respond, client, text_of
):
    # Saturday day shift starts 06-06 08:00; now Fri 06:00 → >24h.
    seed.roster("200", "Alice", slack_user_id="U_ALICE")
    seed.weekly("Saturday", "200", "Alice", shift_type="day")
    slackbot_app._handle_drop(
        respond, schedule, "U_ALICE", "drop saturday", "C1", client, None
    )
    assert "dropped" in text_of(respond)
    assert schedule.get_override("2026-06-06", "day")["extension"] == "OPEN"


@freeze_time(FRI_0900)
def test_drop_weekend_day_shift_within_24h(
    slackbot_app, schedule, seed, respond, client, text_of
):
    # Now Fri 09:00 → Saturday 08:00 day shift is <24h away.
    seed.roster("200", "Alice", slack_user_id="U_ALICE")
    seed.weekly("Saturday", "200", "Alice", shift_type="day")
    slackbot_app._handle_drop(
        respond, schedule, "U_ALICE", "drop saturday", "C1", client, None
    )
    assert "under 24 hours" in text_of(respond)
    assert schedule.get_override("2026-06-06", "day") is None


@freeze_time(MON_0800)
def test_admin_open_bypasses_24h_lock(
    slackbot_app, schedule, seed, respond, client, routing_spy, text_of
):
    # Admins can still open a same-day shift — the lock only applies to user drop.
    seed.weekly("Monday", "114", "Alice")
    slackbot_app._handle_admin(
        respond, schedule, "U_ADMIN", "admin open today", True, client, None
    )
    assert schedule.get_override("2026-06-01")["extension"] == "OPEN"
    assert "marked as open" in text_of(respond).lower()


@freeze_time(MON_0800)
def test_drop_not_your_shift(slackbot_app, schedule, seed, respond, client, 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()


@freeze_time(MON_0800)
def test_drop_past_date(slackbot_app, schedule, seed, respond, client, text_of):
    seed.roster("114", "Alice", slack_user_id="U_ALICE")
    seed.weekly("Monday", "114", "Alice")
    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_0800)
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_0800)
def test_drop_bad_date(slackbot_app, schedule, seed, respond, client, text_of):
    seed.roster("114", "Alice", slack_user_id="U_ALICE")
    seed.weekly("Monday", "114", "Alice")
    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_0800)
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)