''' app/ui/main_window.py '''
from PyQt6.QtCore import Qt
from PyQt6.QtWidgets import QMainWindow, QWidget, QHBoxLayout, QTextEdit, QLabel
from ..utils.config import AppConfig
from .widgets.menubar import MenuBar
from .widgets.toolbar import ToolBar
from .widgets.statusbar import StatusBar
from .widgets.metadata_input import MetadataInput
from .widgets.plot import Plot
# from .widgets.treeview import TreeView


class MainWindow(QMainWindow):
    """
    MainWindow

    Args:
        QMainWindow (QMainWindow): Inheritance
    """

    def __init__(self) -> None:
        """
        Initialize the Main-Window.
        """
        super().__init__()
        # Window-Settings
        self.setWindowTitle(AppConfig.APP_NAME)
        self.setGeometry(100, 100, 800, 600)
        central_widget = QWidget(self)
        self.setCentralWidget(central_widget)

        layout = QHBoxLayout(central_widget)
        central_widget.setLayout(layout)

        # Create Widgets
        # self.treeview = self.create_treeview()
        self.editbox = self.create_edit()

        self.create_toolbars()

        # Add Widgets to Window
        self.setMenuBar(MenuBar(self))
        self.setStatusBar(StatusBar(self))

        # layout.addWidget(self.treeview)
        layout.addWidget(self.editbox, stretch=1)
        layout.addWidget(self.editbox)

        init_elements = [("name1", "val1"), ("name2", "val2")]
        layout.addWidget(MetadataInput(init_elements))
        layout.addWidget(Plot())

    def create_toolbars(self) -> None:
        """
        Creates and adds the top and right toolbars to the main window.
        """
        # Top Toolbar [PyQt6.QtWidgets.QToolBar]
        self.topbar = ToolBar(self, orientation=Qt.Orientation.Horizontal,
                              style=Qt.ToolButtonStyle.ToolButtonTextUnderIcon, icon_size=(24, 24))

        # Top Toolbar Buttons
        self.topbar.add_button(
            "Open", "resources/assets/icons/windows/imageres-10.ico", self.open_file)
        self.topbar.add_button(
            "Save", "resources/assets/icons/windows/shell32-259.ico", self.save_file)
        self.topbar.add_separator()
        self.topbar.add_button(
            "Exit", "resources/assets/icons/windows/shell32-220.ico", self.exit_app)

        # Right Toolbar [PyQt6.QtWidgets.QToolBar]
        self.rightbar = ToolBar(self, orientation=Qt.Orientation.Vertical,
                                style=Qt.ToolButtonStyle.ToolButtonIconOnly,
                                icon_size=(24, 24))

        # Right Toolbar Buttons
        self.rightbar.add_separator()
        self.rightbar.add_button(
            "Privacy", "resources/assets/icons/windows/shell32-167.ico", self.privacy_window)
        self.rightbar.add_button(
            "Settings", "resources/assets/icons/windows/shell32-315.ico", self.settings_window)

        self.addToolBar(Qt.ToolBarArea.TopToolBarArea, self.topbar)
        self.addToolBar(Qt.ToolBarArea.RightToolBarArea, self.rightbar)

    # def create_treeview(self) -> TreeView:
        """
        Creates and adds the tree view widget to the main window.
        """
        # return TreeView(self)

    def create_edit(self) -> QTextEdit:
        """
        Creates and adds the QTextEdit widget to the main window.
        """
        return QTextEdit(self)

    def open_file(self) -> None:
        """
        Event handler for the "Open" button. Displays the "Open File" dialog.
        """
        print("Open")

    def save_file(self) -> None:
        """
        Event handler for the "Save" button. Displays the "Save File" dialog.
        """
        print("Save")

    def exit_app(self) -> None:
        """
        Event handler for the "Exit" button. Closes the application.
        """
        self.close()

    def settings_window(self) -> None:
        """
        Event handler for the "Settings" button. Displays the "Settings" window.
        """

    def privacy_window(self) -> None:
        """
        Event handler for the "Privacy" button. Displays the "Privacy" window.
        """
        print("privacy_window")