from qgis.PyQt.QtWidgets import QAction, QMenu, QToolBar

class Navigation:
    def __init__(self, iface):
        self.iface = iface
        self.actions = []

        # Menü und Toolbar einmalig anlegen
        self.menu = QMenu("LNO Sachsen", iface.mainWindow())
        iface.mainWindow().menuBar().addMenu(self.menu)

        self.toolbar = QToolBar("LNO Sachsen")
        iface.addToolBar(self.toolbar)

    def add_action(self, text, callback, tooltip="", priority=100, icon=None):
        action = QAction(icon, text, self.iface.mainWindow()) if icon else QAction(text, self.iface.mainWindow())
        if tooltip:
            action.setToolTip(tooltip)
        action.triggered.connect(callback)

        # Action mit Priority speichern
        self.actions.append((priority, action))
        return action
    
    def finalize_menu_and_toolbar(self):
        # Sortieren nach Priority
        self.actions.sort(key=lambda x: x[0])

        # Menüeinträge
        self.menu.clear()
        for _, action in self.actions:
            self.menu.addAction(action)

        # Toolbar-Einträge
        self.toolbar.clear()
        for _, action in self.actions:
            self.toolbar.addAction(action)