# sn_basis/main.py

from sn_basis.functions.qgisqt_wrapper import QCoreApplication, getattr_safe
from qgis.utils import plugins
from sn_basis.ui.navigation import Navigation


class BasisPlugin:
    def __init__(self, iface):
        self.iface = iface
        self.ui = None

        # QCoreApplication kann im Mock-Modus None sein
        if QCoreApplication is not None:
            app = getattr_safe(QCoreApplication, "instance")
            if callable(app):
                instance = app()
                about_to_quit = getattr_safe(instance, "aboutToQuit")
                connect = getattr_safe(about_to_quit, "connect")
                if callable(connect):
                    connect(self.unload)

    def initGui(self):
        # Basis-Navigation neu aufbauen
        self.ui = Navigation(self.iface)

        # Alle Fachplugins mit "sn_" prüfen und neu initialisieren
        for name, plugin in plugins.items():
            if name.startswith("sn_") and name != "sn_basis":
                try:
                    init_gui = getattr_safe(plugin, "initGui")
                    if callable(init_gui):
                        init_gui()
                except Exception as e:
                    print(f"Fehler beim Neuinitialisieren von {name}: {e}")

    def unload(self):
        if self.ui:
            remove_all = getattr_safe(self.ui, "remove_all")
            if callable(remove_all):
                remove_all()
            self.ui = None