from PySide6.QtWidgets import (
    QDialog,
    QDialogButtonBox,
    QFormLayout,
    QLineEdit,
    QMessageBox,
    QVBoxLayout,
)


class ItemOptionsDialog(QDialog):
    """Small, extensible options dialog shared by ports and connections."""

    def __init__(self, title: str, name: str, parent=None, *, name_required: bool = True) -> None:
        super().__init__(parent)
        self.name_required = name_required
        self.setWindowTitle(title)
        self.resize(380, 120)

        layout = QVBoxLayout(self)
        self.form = QFormLayout()
        self.name_edit = QLineEdit(name, self)
        self.form.addRow("Name:", self.name_edit)
        layout.addLayout(self.form)

        buttons = QDialogButtonBox(
            QDialogButtonBox.StandardButton.Ok | QDialogButtonBox.StandardButton.Cancel,
            parent=self,
        )
        buttons.accepted.connect(self.accept)
        buttons.rejected.connect(self.reject)
        layout.addWidget(buttons)

    @property
    def name(self) -> str:
        return self.name_edit.text().strip()

    def accept(self) -> None:
        if self.name_required and not self.name:
            QMessageBox.warning(self, "Invalid name", "The name cannot be empty.")
            return
        super().accept()