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# SPDX-License-Identifier: LGPL-2.1-or-later

# ***************************************************************************
# *   Copyright (c) 2025 Samuel Abels <knipknap@gmail.com>                  *
# *                                                                         *
# *   This program is free software; you can redistribute it and/or modify  *
# *   it under the terms of the GNU Lesser General Public License (LGPL)    *
# *   as published by the Free Software Foundation; either version 2 of     *
# *   the License, or (at your option) any later version.                   *
# *   for detail see the LICENCE text file.                                 *
# *                                                                         *
# *   This program is distributed in the hope that it will be useful,       *
# *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
# *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
# *   GNU Library General Public License for more details.                  *
# *                                                                         *
# *   You should have received a copy of the GNU Library General Public     *
# *   License along with this program; if not, write to the Free Software   *
# *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
# *   USA                                                                   *
# *                                                                         *
# ***************************************************************************
import pathlib
from typing import Optional, List, Type, Iterable
from PySide.QtWidgets import QFileDialog, QMessageBox
from ...assets import AssetSerializer
from ...assets.ui.util import (
    make_import_filters,
    get_serializer_from_extension,
)
from ..models.base import ToolBit
from ..serializers import all_serializers


class ToolBitOpenDialog(QFileDialog):
    def __init__(
        self,
        serializers: Iterable[Type[AssetSerializer]] | None,
        parent=None,
    ):
        super().__init__(parent)
        self.serializers = list(serializers) if serializers else all_serializers
        self.setWindowTitle("Open ToolBit(s)")
        self.setFileMode(QFileDialog.ExistingFiles)  # Allow multiple files
        filters = make_import_filters(self.serializers)
        self.setNameFilters(filters)
        if filters:
            self.selectNameFilter(filters[0])

    def _deserialize_selected_file(self, file_path: pathlib.Path) -> Optional[ToolBit]:
        """Deserialize the selected file using the appropriate serializer."""
        file_extension = file_path.suffix.lower()
        serializer_class = get_serializer_from_extension(
            self.serializers, file_extension, for_import=True
        )
        if not serializer_class:
            QMessageBox.critical(
                self,
                "Error",
                f"No supported serializer found for file extension '{file_extension}'",
            )
            return None
        try:
            raw_data = file_path.read_bytes()
            toolbit = serializer_class.deep_deserialize(raw_data)
            if not isinstance(toolbit, ToolBit):
                raise TypeError("Deserialized asset is not of type ToolBit")
            return toolbit
        except Exception as e:
            QMessageBox.critical(self, "Error", f"Failed to import toolbit: {e}")
            return None

    def exec(self) -> List[ToolBit]:
        toolbits = []
        if super().exec_():
            filenames = self.selectedFiles()
            for filename in filenames:
                file_path = pathlib.Path(filename)
                toolbit = self._deserialize_selected_file(file_path)
                if toolbit:
                    toolbits.append(toolbit)
        return toolbits

	# SPDX-License-Identifier: LGPL-2.1-or-later

	# ***************************************************************************
	# * Copyright (c) 2025 Samuel Abels <knipknap@gmail.com> *
	# * *
	# * This program is free software; you can redistribute it and/or modify *
	# * it under the terms of the GNU Lesser General Public License (LGPL) *
	# * as published by the Free Software Foundation; either version 2 of *
	# * the License, or (at your option) any later version. *
	# * for detail see the LICENCE text file. *
	# * *
	# * This program is distributed in the hope that it will be useful, *
	# * but WITHOUT ANY WARRANTY; without even the implied warranty of *
	# * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
	# * GNU Library General Public License for more details. *
	# * *
	# * You should have received a copy of the GNU Library General Public *
	# * License along with this program; if not, write to the Free Software *
	# * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 *
	# * USA *
	# * *
	# ***************************************************************************
	import pathlib
	from typing import Optional, List, Type, Iterable
	from PySide.QtWidgets import QFileDialog, QMessageBox
	from ...assets import AssetSerializer
	from ...assets.ui.util import (
	make_import_filters,
	get_serializer_from_extension,
	)
	from ..models.base import ToolBit
	from ..serializers import all_serializers


	class ToolBitOpenDialog(QFileDialog):
	def __init__(
	self,
	serializers: Iterable[Type[AssetSerializer]] \| None,
	parent=None,
	):
	super().__init__(parent)
	self.serializers = list(serializers) if serializers else all_serializers
	self.setWindowTitle("Open ToolBit(s)")
	self.setFileMode(QFileDialog.ExistingFiles) # Allow multiple files
	filters = make_import_filters(self.serializers)
	self.setNameFilters(filters)
	if filters:
	self.selectNameFilter(filters[0])

	def _deserialize_selected_file(self, file_path: pathlib.Path) -> Optional[ToolBit]:
	"""Deserialize the selected file using the appropriate serializer."""
	file_extension = file_path.suffix.lower()
	serializer_class = get_serializer_from_extension(
	self.serializers, file_extension, for_import=True
	)
	if not serializer_class:
	QMessageBox.critical(
	self,
	"Error",
	f"No supported serializer found for file extension '{file_extension}'",
	)
	return None
	try:
	raw_data = file_path.read_bytes()
	toolbit = serializer_class.deep_deserialize(raw_data)
	if not isinstance(toolbit, ToolBit):
	raise TypeError("Deserialized asset is not of type ToolBit")
	return toolbit
	except Exception as e:
	QMessageBox.critical(self, "Error", f"Failed to import toolbit: {e}")
	return None

	def exec(self) -> List[ToolBit]:
	toolbits = []
	if super().exec_():
	filenames = self.selectedFiles()
	for filename in filenames:
	file_path = pathlib.Path(filename)
	toolbit = self._deserialize_selected_file(file_path)
	if toolbit:
	toolbits.append(toolbit)
	return toolbits