"""Material form spin-box ranges must accept any consistent unit system.

Regression: the old Concrete01 form capped ``fpc`` at -1e3 (Pa),
silently clamping kip-in / ksi users' ``-6`` input to ``-1000``.
"""

from __future__ import annotations

import pytest

pytest.importorskip("PySide6")

from otko.views.dialogs.material_forms import (
    Concrete01Form,
    Concrete02Form,
    Steel01Form,
    Steel02Form,
)


@pytest.mark.gui
def test_concrete01_accepts_ksi_values(qtbot) -> None:  # type: ignore[no-untyped-def]
    """User types -6 (ksi) → spinbox stores -6, not clamped to -1000."""
    form = Concrete01Form()
    qtbot.addWidget(form)
    form._fpc.setValue(-6.0)
    form._epsc0.setValue(-0.004)
    form._fpcu.setValue(-5.0)
    form._epsU.setValue(-0.014)

    assert form._fpc.value() == pytest.approx(-6.0)
    assert form._epsc0.value() == pytest.approx(-0.004)
    assert form._fpcu.value() == pytest.approx(-5.0)
    assert form._epsU.value() == pytest.approx(-0.014)


@pytest.mark.gui
def test_concrete01_still_accepts_si_pa_values(qtbot) -> None:  # type: ignore[no-untyped-def]
    form = Concrete01Form()
    qtbot.addWidget(form)
    form._fpc.setValue(-30e6)
    form._fpcu.setValue(-5e6)
    assert form._fpc.value() == pytest.approx(-30e6)
    assert form._fpcu.value() == pytest.approx(-5e6)


@pytest.mark.gui
def test_concrete02_accepts_ksi_values(qtbot) -> None:  # type: ignore[no-untyped-def]
    form = Concrete02Form()
    qtbot.addWidget(form)
    form._fpc.setValue(-6.0)
    form._fpcu.setValue(-5.0)
    form._ft.setValue(0.6)  # ksi tensile strength
    assert form._fpc.value() == pytest.approx(-6.0)
    assert form._fpcu.value() == pytest.approx(-5.0)
    assert form._ft.value() == pytest.approx(0.6)


@pytest.mark.gui
def test_steel01_accepts_ksi_values(qtbot) -> None:  # type: ignore[no-untyped-def]
    form = Steel01Form()
    qtbot.addWidget(form)
    form._fy.setValue(60.0)  # ksi
    form._e0.setValue(30000.0)  # ksi
    form._b.setValue(0.01)
    assert form._fy.value() == pytest.approx(60.0)
    assert form._e0.value() == pytest.approx(30000.0)


@pytest.mark.gui
def test_steel02_accepts_ksi_values(qtbot) -> None:  # type: ignore[no-untyped-def]
    form = Steel02Form()
    qtbot.addWidget(form)
    form._fy.setValue(60.0)
    form._e0.setValue(30000.0)
    assert form._fy.value() == pytest.approx(60.0)
    assert form._e0.value() == pytest.approx(30000.0)


@pytest.mark.gui
def test_spinbox_uses_c_locale_for_decimal_separator(qtbot) -> None:  # type: ignore[no-untyped-def]
    """Spinboxes must force '.' as the decimal separator regardless of
    the OS locale. On tr_TR / de_DE Windows the default QLocale expects
    ',' and silently rejects Tcl-style '-0.004' inputs."""
    from PySide6.QtCore import QLocale

    form = Concrete01Form()
    qtbot.addWidget(form)
    assert form._epsc0.locale().decimalPoint() == "."
    assert form._fpc.locale().decimalPoint() == "."
    # Even if we fake a Turkish default locale, the spinbox's own
    # locale stays C.
    QLocale.setDefault(QLocale(QLocale.Language.Turkish))
    try:
        form2 = Concrete01Form()
        qtbot.addWidget(form2)
        assert form2._epsc0.locale().decimalPoint() == "."
    finally:
        QLocale.setDefault(QLocale(QLocale.Language.C))


@pytest.mark.gui
def test_concrete01_epsc0_accepts_four_thousandths(qtbot) -> None:  # type: ignore[no-untyped-def]
    """Regression: the user's -0.004 must stick exactly after setValue."""
    form = Concrete01Form()
    qtbot.addWidget(form)
    form._epsc0.setValue(-0.004)
    assert form._epsc0.value() == pytest.approx(-0.004, abs=1e-12)
    form._epsU.setValue(-0.014)
    assert form._epsU.value() == pytest.approx(-0.014, abs=1e-12)


@pytest.mark.gui
def test_spinbox_keyboard_tracking_is_off(qtbot) -> None:  # type: ignore[no-untyped-def]
    """With keyboardTracking=False, typing '-0.004' character-by-character
    doesn't clamp intermediate values to the range. The final commit
    happens on Enter / focus-out, preserving the user's input."""
    form = Concrete01Form()
    qtbot.addWidget(form)
    assert not form._epsc0.keyboardTracking()
    assert not form._fpc.keyboardTracking()


@pytest.mark.gui
def test_concrete01_strain_range_allows_zero_max(qtbot) -> None:  # type: ignore[no-untyped-def]
    """The spin-box max for strain fields is 0 (Pydantic rejects 0
    at commit time); any intermediate typing value stays in range."""
    form = Concrete01Form()
    qtbot.addWidget(form)
    assert form._epsc0.maximum() == pytest.approx(0.0)
    assert form._epsU.maximum() == pytest.approx(0.0)


@pytest.mark.gui
def test_concrete01_round_trip_preserves_ksi_values(qtbot) -> None:  # type: ignore[no-untyped-def]
    """Form → Concrete01 model → form round-trip keeps ksi values intact."""
    form = Concrete01Form()
    qtbot.addWidget(form)
    form._fpc.setValue(-6.0)
    form._epsc0.setValue(-0.004)
    form._fpcu.setValue(-5.0)
    form._epsU.setValue(-0.014)
    form._name_edit.setText("Core-Conc")
    form._material_id = 1
    mat = form.read()
    assert mat.fpc == pytest.approx(-6.0)
    assert mat.epsc0 == pytest.approx(-0.004)
    assert mat.fpcu == pytest.approx(-5.0)
    assert mat.epsU == pytest.approx(-0.014)
    # Round-trip through a fresh form.
    form2 = Concrete01Form()
    qtbot.addWidget(form2)
    form2.populate(mat)
    assert form2._fpc.value() == pytest.approx(-6.0)
    assert form2._fpcu.value() == pytest.approx(-5.0)