from __future__ import annotations

import os
from pathlib import Path
import sys
import unittest

os.environ.setdefault("QT_QPA_PLATFORM", "offscreen")
SOURCE_ROOT = Path(__file__).resolve().parents[1]
sys.path.insert(0, str(SOURCE_ROOT / "src"))
sys.path.insert(0, str(Path(__file__).resolve().parent))

from PySide6.QtWidgets import QApplication, QLineEdit  # noqa: E402
from matrix_image_editor.gui import MainWindow  # noqa: E402
from test_config import sample_config  # noqa: E402


class GuiTests(unittest.TestCase):
    @classmethod
    def setUpClass(cls) -> None:
        cls.app = QApplication.instance() or QApplication([])

    def setUp(self) -> None:
        self.window = MainWindow()

    def tearDown(self) -> None:
        self.window.close()

    def test_passwords_are_hidden_and_dhcp_disables_static_fields(self) -> None:
        self.assertEqual(self.window.account_password.echoMode(), QLineEdit.EchoMode.Password)
        self.assertEqual(self.window.wifi_password.echoMode(), QLineEdit.EchoMode.Password)
        for widget in (self.window.address, self.window.prefix, self.window.gateway, self.window.dns):
            self.assertFalse(widget.isEnabled())
        self.window.mode.setCurrentIndex(1)
        for widget in (self.window.address, self.window.prefix, self.window.gateway, self.window.dns):
            self.assertTrue(widget.isEnabled())

    def test_loaded_values_collect_without_changing_image_version(self) -> None:
        config = sample_config()
        self.window._apply_loaded(Path("sample.img"), config)
        self.window.username.setText("new_user")
        collected = self.window._collect()
        self.assertEqual(collected["software_version"], config["software_version"])
        self.assertEqual(collected["account"]["username"], "new_user")


if __name__ == "__main__":
    unittest.main()