"""
sn_basis/functions/dialog_wrapper.py – Benutzer-Dialoge (Qt5/6/Mock-kompatibel)
"""
from typing import Any
from typing import Literal, Optional
from sn_basis.functions.qt_wrapper import (
    QMessageBox, YES, NO, CANCEL, QT_VERSION, exec_dialog, ICON_QUESTION,
    
)

def ask_yes_no(
    title: str,
    message: str,
    default: bool = True,
    parent: Any = None,
) -> bool:
    """
    Stellt Ja/Nein-Frage. Funktioniert in PyQt5/6 UND Mock-Modus.
    """
    try:
        if QT_VERSION == 0:  # Mock-Modus
            print(f"🔍 Mock-Modus: ask_yes_no('{title}') → {default}")
            return default
        
        # ✅ KORREKT: Verwende YES/NO-Aliase aus qt_wrapper!
        buttons = YES | NO  
        default_button = YES if default else NO
        
        result = QMessageBox.question(
            parent, title, message, buttons, default_button
        )
        
        # ✅ int(result) == int(YES) funktioniert Qt5/6/Mock
        print(f"DEBUG ask_yes_no: result={result}, YES={YES}, match={int(result) == int(YES)}")
        return int(result) == int(YES)
        
    except Exception as e:
        print(f"⚠️ ask_yes_no Fehler: {e}")
        return default


OverwriteDecision = Optional[Literal["overwrite", "append", "cancel"]]


def ask_overwrite_append_cancel_custom(
    parent,
    title: str,
    message: str,
) -> Literal["overwrite", "append", "cancel"]:
    """Zeigt Dialog mit benutzerdefinierten Buttons: Überschreiben/Anhängen/Abbrechen.

    Parameters
    ----------
    parent :
        Eltern-Widget oder None.
    title : str
        Dialog-Titel.
    message : str
        Hauptmeldung mit Erklärung.

    Returns
    -------
    Literal["overwrite", "append", "cancel"]
        Genaue Entscheidung des Nutzers.
    """
    msg = QMessageBox(parent)
    msg.setIcon(ICON_QUESTION)
    msg.setWindowTitle(title)
    msg.setText(message)
    
    # Eigene Buttons mit exakten Texten
    overwrite_btn = msg.addButton("Überschreiben", QMessageBox.ButtonRole.AcceptRole)
    append_btn = msg.addButton("Anhängen", QMessageBox.ButtonRole.ActionRole)
    cancel_btn = msg.addButton("Abbrechen", QMessageBox.ButtonRole.RejectRole)
    
    exec_dialog(msg)
    
    clicked = msg.clickedButton()
    if clicked == overwrite_btn:
        return "overwrite"
    elif clicked == append_btn:
        return "append"
    else:  # cancel_btn
        return "cancel"