"""Small unit tests: working hours, Bosnian formatting, SMS templates, crypto."""

from datetime import datetime
from zoneinfo import ZoneInfo

from gogo import crypto
from gogo.hours import DEFAULT_WORKING_HOURS, hours_summary_bs, is_open_at
from gogo.i18n import fmt_price, fmt_slot
from gogo.models import Tenant
from gogo.sms.templates import render_sms

TZ = ZoneInfo("Europe/Sarajevo")


def test_is_open_at():
    wh = DEFAULT_WORKING_HOURS
    assert is_open_at(wh, datetime(2026, 7, 15, 10, 0, tzinfo=TZ), TZ)  # Wed 10:00
    assert not is_open_at(wh, datetime(2026, 7, 15, 20, 0, tzinfo=TZ), TZ)  # Wed 20:00
    assert not is_open_at(wh, datetime(2026, 7, 19, 10, 0, tzinfo=TZ), TZ)  # Sun
    assert is_open_at(wh, datetime(2026, 7, 18, 13, 59, tzinfo=TZ), TZ)  # Sat 13:59
    assert not is_open_at(wh, datetime(2026, 7, 18, 14, 0, tzinfo=TZ), TZ)  # Sat 14:00


def test_hours_summary_bs():
    s = hours_summary_bs(DEFAULT_WORKING_HOURS)
    assert "ponedjeljak: 09:00–18:00" in s
    assert "nedjelja: zatvoreno" in s


def test_fmt_slot_bosnian():
    dt = datetime(2026, 7, 15, 17, 0, tzinfo=TZ)  # Wednesday
    assert fmt_slot(dt) == "srijeda, 15.07. u 17:00"


def test_fmt_price():
    assert fmt_price(60, 90) == "60–90 KM"
    assert fmt_price(25, 25) == "25 KM"
    assert fmt_price(30, None) == "30 KM"
    assert fmt_price(None, None) == "cijena na upit"


def make_tenant(**kw):
    defaults = dict(name="Salon Merima", sms_templates={})
    defaults.update(kw)
    return Tenant(**defaults)


def test_sms_default_templates():
    t = make_tenant()
    body = render_sms(
        t, "confirmation", usluga="Manikir", dan="srijeda", datum="15.07.2026.", vrijeme="17:00"
    )
    assert body == "Potvrđen termin: Manikir, srijeda 15.07.2026. u 17:00h — Salon Merima."


def test_sms_tenant_override():
    t = make_tenant(sms_templates={"rejection": "{salon}: ne može, žao nam je."})
    assert render_sms(t, "rejection") == "Salon Merima: ne može, žao nam je."


def test_sms_unknown_placeholder_left_intact():
    t = make_tenant(sms_templates={"missed_call": "Pozovite {salon} — {nepoznato}"})
    assert render_sms(t, "missed_call", link="x") == "Pozovite Salon Merima — {nepoznato}"


def test_crypto_roundtrip():
    assert crypto.decrypt(crypto.encrypt("tajna-lozinka")) == "tajna-lozinka"