from PyQt5.QtWidgets import QMainWindow, QWidget, QLabel, QDesktopWidget, QToolBar, QPushButton, QGroupBox, QGridLayout
from PyQt5.QtWidgets import QVBoxLayout
from PyQt5.QtGui import QPixmap
from PyQt5.QtCore import Qt


class PictureImporter(QMainWindow):

    def __init__(self, parent=None, max_relative_resize_width: float = 0.8, max_relative_resize_height: float = 0.8,):
        super().__init__(parent)

        # Menubar
        self.__menu_bar = self.menuBar()
        self.__menu_bar.addAction("Action1")
        self.__menu_bar.addAction("Action2")

        # Toolbar
        open = QToolBar()
        open.addAction("Open")
        self.addToolBar(open)
        close = QToolBar()
        close.addAction("Close")
        self.addToolBar(close)

        # layout
        self.__layout = QGridLayout()

        # Central Component Settings
        self.__window = QWidget()

        self.setCentralWidget(self.__window)

        # Statusbar Settings
        self.__status_bar = self.statusBar()
        self.__status_bar.showMessage("Welcome to ArtNet! :)", 5000)
        label = QLabel("ArtNet - v0.1")
        self.__status_bar.addPermanentWidget(label)

        self.resize(800, 600)
        self.setWindowTitle("ArtNet - Picture Importer")
        self.center()

    def center(self):
        """
        Centers the window in the middle of the screen

        :return:
        """
        screen = QDesktopWidget().screenGeometry()
        size = self.geometry()
        self.move((screen.width() - size.width()) / 2, (screen.height() - size.height()) / 2)

    @DeprecationWarning
    def display_geometry(self):
        x = self.x()
        y = self.y()
        print("x: {0}, y: {1}".format(x, y))
        x = self.pos().x()
        y = self.pos().y()
        print("x: {0}, y: {1}".format(x, y))
        x = self.frameGeometry().x()
        y = self.frameGeometry().y()
        print("x: {0}, y: {1}".format(x, y))
        x = self.geometry().x()
        y = self.geometry().y()
        print("x: {0}, y: {1}".format(x, y))
        print("geometry: ", self.geometry())
        print("frameGeometry: ", self.frameGeometry())

    def set_temporary_status_message(self, text: str, duration: int):
        """
        Set a temporary status message (bottom left) for the given duration in milliseconds.
        :param text:
        :param duration:
        :return:
        """
        self.__status_bar.showMessage("Welcome to ArtNet! :)", 5000)

    def display_image(self, full_path: str):
        """
        Display an image in the central widget
        :param full_path:
        :return:
        """
        label = QLabel(self)
        pixmap = self.__image_resize(QPixmap(full_path))

        label.setPixmap(pixmap)
        label.setAlignment(Qt.AlignCenter)

        self.setCentralWidget(label)
        self.center()

    def __image_resize(self, pixmap: QPixmap) -> QPixmap:
        """
        Resize the given pixmap so that we're not out of the desktop.

        :return: new scaled QPixmap
        """
        return pixmap
        screen_rect = QDesktopWidget().screenGeometry()
        print("Resizing pixmap to", int(screen_rect.width()*0.4), int(screen_rect.height()*0.6))
        return pixmap.scaled(int(screen_rect.width()*0.6), int(screen_rect.height()*0.7), Qt.KeepAspectRatio)