"""! @brief Defines the model class to handle type of client."""
##
# @file BTypeModel.py
#
# @brief Defines the BTypeModel class.
#
# @section description_businesstypemodel Description
# Defines the model class to handle CRUD operations on customers types.
# - BTypeModel (Model class)
#
# @section libraries_businesstypemodel Libraries/Modules
# - <a href="https://doc.qt.io/qtforpython-6/PySide6/QtCore/QAbstractListModel.html">QAbstractListModel</a> PySid6 core Class
#   - Provides an abstract model that can be subclassed to create one-dimensional list models.
# - <a href="https://doc.qt.io/qtforpython-6/PySide6/QtCore/QModelIndex.html">QModelIndex</a> PySid6 core Class
#   - Used to locate data in a data model.
# - <a href="https://doc.qt.io/qtforpython-6/PySide6/QtCore/Slot.html">Slot</a> PySide6 function
#   - A function that is called in response to a particular signal.
# - <a href="https://doc.qt.io/qtforpython-6/PySide6/QtCore/Qt.html">Qt</a> PySid6 core Class
#   - A namespace contains miscellaneous identifiers used throughout the Qt library.
# - <a href="">BTypeDAO</a> Local class
#   -  Defines the low-lever DAO class to handle CRUD operations on customers types.
#
# @section notes_businesstypemodel Notes
# - None.
#
# @section todo_businesstypemodel TODO
# - None.
#
# @section author_businesstypemodel Author(s)
# - Created by Linuxero on 03/14/2025.
# - Modified by Linuxero on 03/14/2025.
#
# Copyright (c) 2025 Schnaxero.  All rights reserved.

from PySide6.QtCore import QAbstractListModel, Qt, QModelIndex
from .BTypeDAO import BTypeDAO


class BTypeModel(QAbstractListModel):
    """! The BTypeModel class.
    Defines a model class utilized to handle data.
    Inherits from QAbstractListModel
    Handles the customers types data operations.
    """
    def __init__(self):
        """! The AddressModel class initializer.
        """
        super().__init__()
        self.__btype_data = BTypeDAO().getBType()

    def rowCount(self, parent = QModelIndex()):
        """! Returns the number of rows under the given parent.
        Ref. <a href="https://doc.qt.io/qtforpython-6/PySide6/QtCore/QAbstractItemModel.html#PySide6.QtCore.QAbstractItemModel.rowCount">rowCount()</a>
        """
        return len(self.__btype_data)

    def data(self, index, role = Qt.DisplayRole):
        """! Returns the data stored under the given role for the item referred to by the index.
        Ref. <a href="https://doc.qt.io/qtforpython-6/PySide6/QtCore/QAbstractItemModel.html#PySide6.QtCore.QAbstractItemModel.data">data()</a>
        """
        row = index.row()
        if role == Qt.DisplayRole:
            data= self.__btype_data[row][1]
            return data
        return None