"""Smoke tests for the internal Sensor Bench operator UI."""

from __future__ import annotations

import os
import sys
from pathlib import Path

ROOT = Path(__file__).resolve().parents[2]
sys.path.insert(0, str(ROOT / "src"))
sys.path.insert(0, str(ROOT / "internal" / "src"))

os.environ.setdefault("QT_QPA_PLATFORM", "offscreen")


def test_mainwindow_offscreen() -> None:
    from PyQt5.QtWidgets import QApplication
    from sensor_bench.acquisition import FixedCameraMode
    from sensor_bench.i18n import DEFAULT_LOCALE
    from sensor_bench_operator.app import MainWindow

    app = QApplication.instance() or QApplication([])
    win = MainWindow()
    assert win.tr.locale == DEFAULT_LOCALE == "zh_CN"
    assert "传感器" in win.windowTitle()
    assert win.btn_start.text() == "开始预览"
    assert win.camera_index.value() == 0
    assert win.config_combo is not None
    assert win.config_combo.count() >= 1
    assert win.btn_next is not None
    assert win.btn_revert is not None
    assert win.btn_reset is not None
    assert win.sensor_type_combo.count() == 2
    assert win.indentor_combo.count() == 2
    assert win.platform_combo.count() == 3
    assert win.selected_sensor_options()["sensor_type"] == "BOX"
    assert win.selected_sensor_options()["indentor"] == "1mm_circle"
    assert win.selected_sensor_options()["platform"] == "manual"
    assert not hasattr(win, "resolution_combo")
    assert not hasattr(win, "btn_search")
    assert win._current_step_index == 0
    assert not win.btn_revert.isEnabled()
    assert win.btn_next.isEnabled()

    # Language switch refreshes labels without restart.
    win.language_combo.setCurrentIndex(1)
    assert win.tr.locale == "en_US"
    assert win.windowTitle() == "Sensor Bench"
    assert win.btn_start.text() == "Start Preview"

    # Workflow next / revert / reset.
    total = len(win.workflow.steps)
    win._on_step_next()
    assert win._current_step_index == 1
    assert win.btn_revert.isEnabled()
    win._on_step_revert()
    assert win._current_step_index == 0
    for _ in range(total):
        win._on_step_next()
    assert win._current_step_index == total
    assert not win.btn_next.isEnabled()
    assert "completed" in win.workflow_status.text().lower() or "完成" in win.workflow_status.text()
    win._on_step_reset()
    assert win._current_step_index == 0
    assert win.btn_next.isEnabled()

    win._fixed_mode = FixedCameraMode(
        width=1920,
        height=1080,
        fps=30.0,
        config_ref=str(ROOT / "tests" / "fixtures" / "ddjx01_min.json"),
        stitch_width=365,
        stitch_height=365,
    )
    win.mode_label.setText(win.t("labels.fixed_mode", mode=win._fixed_mode.label()))
    assert "1920x1080" in win.mode_label.text()
    win.close()


if __name__ == "__main__":
    test_mainwindow_offscreen()
    print("ok")