"""
Filename: about.py
Description: About window
Note: Compliant with pylance strict type checking

Author: Tyler de Zeeuw
License: GPL-3.0
"""

# External library imports
from PySide6.QtWidgets import QWidget, QVBoxLayout, QLabel
from PySide6.QtCore import Qt

from src.shared.shareddata import APP_NAME, APP_NAME_EXPANDED, CURRENT_VERSION


class AboutWindow(QWidget):
    """
    Simple About window displaying basic application information.

    Args:
        parent (QWidget, optional): Parent widget of this window. Defaults to None.
    """

    def __init__(self, parent: QWidget | None = None) -> None:
        super().__init__(parent, Qt.WindowType.Window)
        self.setWindowTitle(f"About {APP_NAME.upper()}")
        self.resize(250, 100)

        layout = QVBoxLayout()
        label = QLabel(f"About {APP_NAME.upper()}", self)
        label2 = QLabel(f"{APP_NAME_EXPANDED}", self)
        label3 = QLabel(f"{APP_NAME.upper()} is licensed under the GPL-3.0 licence. For more information, visit https://www.gnu.org/licenses/gpl-3.0.en.html", self)
        label4 = QLabel(f"Version v{CURRENT_VERSION}")
                        
        layout.addWidget(label)
        layout.addWidget(label2)
        layout.addWidget(label3)
        layout.addWidget(label4)

        self.setLayout(layout)