"""Dialogue Edition de contenu — texte et images existants."""

from PyQt6.QtWidgets import (QDialog, QVBoxLayout, QHBoxLayout, QLabel,
                              QGroupBox, QListWidget, QListWidgetItem,
                              QPushButton, QDialogButtonBox, QTextEdit,
                              QFileDialog, QTabWidget, QWidget, QMessageBox)
from PyQt6.QtCore import Qt


class EditContentDialog(QDialog):
    def __init__(self, text_items=None, image_items=None, parent=None):
        super().__init__(parent)
        self.setWindowTitle("Edition de contenu")
        self.setMinimumSize(500, 400)
        self._text_items = text_items or []
        self._image_items = image_items or []
        self._actions = []  # liste de {"type": "mask_text"|"replace_image", ...}
        self._setup_ui()

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

        tabs = QTabWidget()

        # Onglet Texte
        text_tab = QWidget()
        tl = QVBoxLayout(text_tab)
        tl.addWidget(QLabel("Texte detecte sur la page (cliquez pour masquer) :"))
        self._text_list = QListWidget()
        for item in self._text_items:
            li = QListWidgetItem(item["text"])
            li.setData(Qt.ItemDataRole.UserRole, item)
            self._text_list.addItem(li)
        tl.addWidget(self._text_list)

        btn_mask = QPushButton("Masquer le texte selectionne")
        btn_mask.clicked.connect(self._mask_text)
        tl.addWidget(btn_mask)

        tabs.addTab(text_tab, "Texte")

        # Onglet Images
        img_tab = QWidget()
        il = QVBoxLayout(img_tab)
        il.addWidget(QLabel("Images detectees sur la page :"))
        self._img_list = QListWidget()
        for item in self._image_items:
            li = QListWidgetItem(f"{item['name']} ({item['width']}x{item['height']})")
            li.setData(Qt.ItemDataRole.UserRole, item)
            self._img_list.addItem(li)
        il.addWidget(self._img_list)

        btn_layout = QHBoxLayout()
        btn_replace = QPushButton("Remplacer par une image...")
        btn_replace.clicked.connect(self._replace_image)
        btn_layout.addWidget(btn_replace)
        btn_delete = QPushButton("Masquer cette image")
        btn_delete.clicked.connect(self._delete_image)
        btn_layout.addWidget(btn_delete)
        il.addLayout(btn_layout)

        tabs.addTab(img_tab, "Images")

        layout.addWidget(tabs)

        # Actions en attente
        self._actions_label = QLabel("Actions en attente : 0")
        layout.addWidget(self._actions_label)

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

    def _mask_text(self):
        item = self._text_list.currentItem()
        if not item:
            return
        data = item.data(Qt.ItemDataRole.UserRole)
        self._actions.append({"type": "mask_text", "text": data["text"], "line_index": data["line_index"]})
        item.setForeground(Qt.GlobalColor.red)
        item.setText(f"[MASQUE] {data['text']}")
        self._actions_label.setText(f"Actions en attente : {len(self._actions)}")

    def _replace_image(self):
        item = self._img_list.currentItem()
        if not item:
            return
        path, _ = QFileDialog.getOpenFileName(self, "Image de remplacement", "",
                                               "Images (*.png *.jpg *.jpeg *.bmp)")
        if path:
            data = item.data(Qt.ItemDataRole.UserRole)
            self._actions.append({"type": "replace_image", "name": data["name"], "new_path": path})
            item.setText(f"[REMPLACE] {data['name']}")
            self._actions_label.setText(f"Actions en attente : {len(self._actions)}")

    def _delete_image(self):
        item = self._img_list.currentItem()
        if not item:
            return
        data = item.data(Qt.ItemDataRole.UserRole)
        self._actions.append({"type": "mask_image", "name": data["name"]})
        item.setForeground(Qt.GlobalColor.red)
        item.setText(f"[MASQUE] {data['name']}")
        self._actions_label.setText(f"Actions en attente : {len(self._actions)}")

    def get_actions(self):
        return self._actions