from __future__ import annotations

from PySide6.QtCore import QObject, Signal, Slot


class EditWorker(QObject):
    finished = Signal(object)
    failed = Signal(str)

    def __init__(self, action):
        super().__init__()
        self.action = action

    @Slot()
    def run(self) -> None:
        try:
            self.finished.emit(self.action())
        except Exception as exc:
            self.failed.emit(str(exc))


class ScanWorker(QObject):
    finished = Signal(object)
    failed = Signal(str)

    def __init__(self, action):
        super().__init__()
        self.action = action

    @Slot()
    def run(self) -> None:
        try:
            self.finished.emit(self.action())
        except Exception as exc:
            self.failed.emit(str(exc))


class LoadWorker(QObject):
    finished = Signal(object)
    failed = Signal(str)

    def __init__(self, action):
        super().__init__()
        self.action = action

    @Slot()
    def run(self) -> None:
        try:
            self.finished.emit(self.action())
        except Exception as exc:
            self.failed.emit(str(exc))