"""Dialogue Inserer des pages blanches."""

from PyQt6.QtWidgets import (QDialog, QVBoxLayout, QHBoxLayout, QLabel,
                              QGroupBox, QRadioButton, QSpinBox,
                              QDialogButtonBox)


class InsertBlankDialog(QDialog):
    def __init__(self, total_pages=1, parent=None):
        super().__init__(parent)
        self.setWindowTitle("Inserer des pages blanches")
        self.setMinimumWidth(400)
        self._total_pages = total_pages
        self._setup_ui()

    def _setup_ui(self):
        layout = QVBoxLayout(self)

        grp = QGroupBox("Mode d'insertion")
        gl = QVBoxLayout(grp)

        self.rb_after = QRadioButton("Apres la page :")
        self.rb_after.setChecked(True)
        after_layout = QHBoxLayout()
        after_layout.addWidget(self.rb_after)
        self.spin_pos = QSpinBox()
        self.spin_pos.setRange(1, self._total_pages)
        self.spin_pos.setValue(1)
        after_layout.addWidget(self.spin_pos)
        after_layout.addStretch()
        gl.addLayout(after_layout)

        self.rb_before = QRadioButton("Avant la page selectionnee")
        gl.addWidget(self.rb_before)

        every_layout = QHBoxLayout()
        self.rb_every = QRadioButton("Toutes les")
        every_layout.addWidget(self.rb_every)
        self.spin_every = QSpinBox()
        self.spin_every.setRange(1, 100)
        self.spin_every.setValue(2)
        self.spin_every.setEnabled(False)
        every_layout.addWidget(self.spin_every)
        every_layout.addWidget(QLabel("pages"))
        every_layout.addStretch()
        gl.addLayout(every_layout)

        pad_layout = QHBoxLayout()
        self.rb_pad = QRadioButton("Completer au multiple de")
        pad_layout.addWidget(self.rb_pad)
        self.spin_multiple = QSpinBox()
        self.spin_multiple.setRange(2, 32)
        self.spin_multiple.setValue(4)
        self.spin_multiple.setEnabled(False)
        pad_layout.addWidget(self.spin_multiple)
        pad_layout.addWidget(QLabel("pages"))
        pad_layout.addStretch()
        gl.addLayout(pad_layout)

        layout.addWidget(grp)

        # Activer/desactiver les spinbox
        self.rb_every.toggled.connect(self.spin_every.setEnabled)
        self.rb_pad.toggled.connect(self.spin_multiple.setEnabled)

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

    def get_settings(self):
        if self.rb_after.isChecked():
            return {"mode": "after", "position": self.spin_pos.value()}
        elif self.rb_before.isChecked():
            return {"mode": "before", "position": self.spin_pos.value()}
        elif self.rb_every.isChecked():
            return {"mode": "every_n", "every_n": self.spin_every.value()}
        else:
            return {"mode": "pad_to_multiple", "target_multiple": self.spin_multiple.value()}