import sys
from PySide6.QtWidgets import (
    QApplication, QMainWindow, QWidget, QVBoxLayout, QHBoxLayout,
    QPushButton, QLabel, QSplitter, QStackedWidget, QLineEdit
)
from PySide6.QtCore import Qt, Slot
from PySide6.QtGui import QPalette, QColor

from ui.widgets.placeholder_widget import PlaceholderWidget
from ui.widgets.color_list_widget import ColorListWidget
from ui.widgets.thumbnail_list_widget import ThumbnailListWidget
from ui.widgets.split_view_widget import SplitView
from ui.view_settings_dialog import ViewSettingsDialog

class MainWindow(QMainWindow):
    def __init__(self):
        super().__init__()
        self.setWindowTitle("Mayo Stain Helper")
        self.resize(1920, 1080)
        self.setup_ui()

    def setup_ui(self):
        # Central widget and main layout
        central_widget = QWidget()
        main_layout = QHBoxLayout(central_widget)
        self.setCentralWidget(central_widget)

        self.preview_widget = SplitView()

        self.thumbnail_widget = ThumbnailListWidget()
        self.thumbnail_widget.setFixedWidth(200)

        self.control_widget = QWidget()
        self.control_widget.setFixedWidth(300)

        main_layout.addWidget(self.preview_widget)
        main_layout.addWidget(self.thumbnail_widget)
        main_layout.addWidget(self.control_widget)

        control_layout = QVBoxLayout(self.control_widget)
        control_layout.setContentsMargins(0, 0, 0, 0)

        histogram_view = PlaceholderWidget("Histogram View", "#FF5733")
        histogram_view.setFixedHeight(200)

        self.view_settings_button = QPushButton("Ustawienia widoku")
        self.view_settings_button.setMinimumHeight(40)
        self.view_settings_button.setStyleSheet("font-size: 12pt;")
        
        self.view_settings_dialog = ViewSettingsDialog(self)
        self.view_settings_button.clicked.connect(self.view_settings_dialog.show)


        self.color_list_widget = ColorListWidget(self.control_widget)

        self.record_button = QPushButton("Nagraj Wideo")
        self.record_button.setMinimumHeight(40)
        self.record_button.setStyleSheet("font-size: 12pt;")

        self.photo_button = QPushButton("Zrób zdjęcie")
        self.photo_button.setMinimumHeight(40)
        self.photo_button.setStyleSheet("font-size: 12pt;")
        
        control_layout.addWidget(histogram_view)
        control_layout.addWidget(self.view_settings_button)
        control_layout.addWidget(self.color_list_widget)
        control_layout.addWidget(self.record_button)
        control_layout.addWidget(self.photo_button)