"""Smoke tests for AI outfit panel defaults (offscreen Qt)."""
import os
import shutil
import sys
import tempfile
import unittest
from pathlib import Path

os.environ.setdefault("QT_QPA_PLATFORM", "offscreen")
sys.path.insert(0, str(Path(__file__).parent.parent / "src"))

import services.file_service as fs
from services.config_service import DEFAULT_CONFIG


class TestAiOutfitPanelDefaults(unittest.TestCase):
    def setUp(self):
        self.tmp = Path(tempfile.mkdtemp())
        self._env = os.environ.get("CMBOT_DATA_DIR")
        os.environ["CMBOT_DATA_DIR"] = str(self.tmp / "data")
        self.app_dir = self.tmp / "app"
        self.app_dir.mkdir(parents=True)
        self._orig_get_app_dir = fs.get_app_dir
        fs.get_app_dir = lambda: self.app_dir
        self.app = self._app()

    def tearDown(self):
        fs.get_app_dir = self._orig_get_app_dir
        if self._env is None:
            os.environ.pop("CMBOT_DATA_DIR", None)
        else:
            os.environ["CMBOT_DATA_DIR"] = self._env
        shutil.rmtree(str(self.tmp), ignore_errors=True)

    def _app(self):
        from PySide6.QtWidgets import QApplication

        app = QApplication.instance()
        if app is None:
            app = QApplication([])
        return app

    def _panel(self):
        from app.widgets.ai_outfit_panel import AiOutfitPanel

        return AiOutfitPanel()

    def test_empty_config_defaults_to_outfit_output_dir(self):
        panel = self._panel()
        cfg = dict(DEFAULT_CONFIG)
        cfg["outfit_output_dir"] = ""

        panel.apply_config(cfg)

        self.assertEqual(Path(panel._output_edit.text()), self.app_dir / "穿搭图片")

    def test_saved_outfit_output_dir_takes_precedence(self):
        panel = self._panel()
        saved = self.tmp / "custom-output"
        cfg = dict(DEFAULT_CONFIG)
        cfg["outfit_output_dir"] = str(saved)

        panel.apply_config(cfg)

        self.assertEqual(Path(panel._output_edit.text()), saved)

    def test_generation_setting_label_is_image_concurrency(self):
        from PySide6.QtWidgets import QLabel

        panel = self._panel()

        labels = [label.text() for label in panel.findChildren(QLabel)]

        self.assertIn("图片并发数", labels)

    def test_title_group_present_and_preview_removed(self):
        """标题生成组存在，预览块已移除（docs/11 §17）。"""
        from PySide6.QtWidgets import QLabel

        panel = self._panel()
        panel.apply_config(dict(DEFAULT_CONFIG))

        labels = [label.text() for label in panel.findChildren(QLabel)]
        self.assertIn("标题生成提示词", labels)
        self.assertIn("标题模型", labels)
        self.assertNotIn("最终生成要求预览", labels)
        # The preview widgets and methods are gone.
        self.assertFalse(hasattr(panel, "_preview_view"))
        self.assertFalse(hasattr(panel, "_sample_combo"))
        self.assertTrue(hasattr(panel, "_title_btn"))
        self.assertTrue(hasattr(panel, "_title_model_combo"))

    def test_title_prompt_defaults_loaded(self):
        from services.config_service import DEFAULT_TITLE_PROMPT

        panel = self._panel()
        panel.apply_config(dict(DEFAULT_CONFIG))

        self.assertEqual(panel._title_prompt_edit.toPlainText(), DEFAULT_TITLE_PROMPT)


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