# Do the imports
import sys
from PyQt5.QtWidgets import (QApplication, QMainWindow, QWidget, QGridLayout, QLabel,
                             QFrame, QHBoxLayout, QPushButton, QListWidget, QVBoxLayout, \
                                QDial)
from PyQt5.QtCore import Qt


class Modal:
    ''' Class will handle data manipulations '''
    pass


class Window(QMainWindow):
    ''' Class will handle the display '''
    def __init__(self):
        QMainWindow.__init__(self)
        self.setWindowTitle('My Music Player')

        # Sets a fixed size for the window
        self.setFixedSize(1280,720)

        # Create a main container - will hold all other widgets and layouts
        container = QGridLayout()

        # Create a header label
        header = QLabel('My Music Player')
        header.setFrameShape(QFrame.Shape.Box)
        header.setFrameShadow(QFrame.Shadow.Raised)
        header.setLineWidth(3)

        # Just like in css - set color and background color and the like. Is a bit limited.
        header.setStyleSheet('font-size: 48px; color: gold; \
                             font-weight: bold; font-family: comic sans ms; \
                             background-color: seagreen; padding: 10px;')
     
        # Aligning the text to the center
        header.setAlignment(Qt.AlignmentFlag.AlignCenter)

        # Set some common font styles
        common_style = ''' font-weight: bold; font-size: 10pt; padding: 3px; '''

        # Status Bars
        self.status = QLabel('Status: Now Stopped')
        self.status.setStyleSheet(common_style)
        self.status.setFrameShape(QFrame.Shape.Box)
        self.status.setFrameShadow(QFrame.Shadow.Sunken)
        self.track = QLabel('Track: ')
        self.track.setStyleSheet(common_style)
        self.track.setFrameShape(QFrame.Shape.Box)
        self.track.setFrameShadow(QFrame.Shadow.Sunken)

        # To Style Buttons
        btn_style = ''' QPushButton{background-color: skyblue;}
                        QPushButton:hover{background-color: lightskyblue; \
                            color: dodgetblue; font-weight: bold;}'''
     
        file_button = QPushButton('Get Audio')
        file_button.setStyleSheet(btn_style)
        file_button.setCursor(Qt.CursorShape.PointingHandCursor)
        clear_button = QPushButton('Clear List')
        clear_button.setStyleSheet(btn_style)
        clear_button.setCursor(Qt.CursorShape.PointingHandCursor)

        # Container to hold top button
        box1 = QHBoxLayout()
        box1.addWidget(file_button)
        box1.addWidget(clear_button)

        # Info Containers
        info_container = QGridLayout()
        # Using a frame to get a border around the info_container
        frame = QFrame()
        frame.setFrameShape(QFrame.Shape.Box)
        frame.setFrameShadow(QFrame.Shadow.Sunken)
        frame.setLayout(info_container)
     
        # Artist Labels Static
        artist = QLabel('Artist:')
        album = QLabel('Album:')
        _track = QLabel('Track:')
        release = QLabel('Album Release:')
        genre = QLabel('Genre:')

        # Empty labels used as place holders. Text will show when a track is playing
        self.artist = QLabel()
        self.album = QLabel()
        self._track = QLabel()
        self.release = QLabel()
        self.genre = QLabel()
        self.art = QLabel()

        # Numers relate to a grid - row, column, occupy how many rows, how many columns
        info_container.addWidget(artist, 0, 0, 1, 1)
        info_container.addWidget(self.artist, 0, 1, 1, 1)
        info_container.addWidget(album, 1, 0, 1, 1)
        info_container.addWidget(self.album, 1, 1, 1, 1)
        info_container.addWidget(_track, 2, 0, 1, 1)
        info_container.addWidget(self._track, 2, 1, 1, 1)
        info_container.addWidget(release, 3, 0, 1, 1)
        info_container.addWidget(self.release, 3, 1, 1, 1)
        info_container.addWidget(genre, 4, 0, 1, 1)
        info_container.addWidget(self.genre, 4, 1, 1, 1)
        info_container.addWidget(self.art, 5, 0, 1, 2)
        # Create a listbox to hold tracks
        self.music_list = QListWidget()

        # Container for buttons stop, play, next, back, and exit
        btn_container = QHBoxLayout()
        self.play = QPushButton('Play')
        self.play.setStyleSheet(btn_style)
        self.play.setCursor(Qt.CursorShape.PointingHandCursor)
        self.prev = QPushButton('Prev')
        self.prev.setStyleSheet(btn_style)
        self.prev.setCursor(Qt.CursorShape.PointingHandCursor)
        self._next = QPushButton('Next')
        self._next.setStyleSheet(btn_style)
        self._next.setCursor(Qt.CursorShape.PointingHandCursor)
        self.stop = QPushButton('Stop')
        self.stop.setCursor(Qt.CursorShape.PointingHandCursor)
        self.stop.setStyleSheet(btn_style)
        self._exit = QPushButton('Exit')
        self._exit.setCursor(Qt.CursorShape.PointingHandCursor)
        self._exit.setStyleSheet('QPushButton{background-color: firebrick;} \
                                 QPushButton:hover{background-color: red; color: white; \
                                 font-weight: bold;}')

        # Add buttons to button container
        btn_container.addWidget(self.play)
        btn_container.addWidget(self.prev)
        btn_container.addWidget(self._next)
        btn_container.addWidget(self.stop)
        btn_container.addWidget(self._exit)
        # Placeholder
        holder = QFrame()
        holder.setFrameShape(QFrame.Shape.Box)
        holder.setFrameShadow(QFrame.Shadow.Sunken)

        # Volume Controller - Creating the box give the light gray square
        dialbox = QVBoxLayout()
        dialframe = QFrame()
        dialframe.setFrameShape(QFrame.Shape.Box)
        dialframe.setFrameShadow(QFrame.Shadow.Sunken)
        dialframe.setLayout(dialbox)

        # QDial creates the object, setRange - the range for volume
        # setNotchesVisible - the ticks around the dial
        # setSliderPosition sets the default volume
        # setValues is used for passing variables
        self.dial = QDial()
        self.dial.setRange(0, 100)
        self.dial.setNotchesVisible(True)
        self.dial.setSliderPosition(50)
        self.dial.setValue(50)

        # The volume label in with the dial control
        dialbox.addWidget(QLabel('Volume'))
        dialbox.addWidget(self.dial)
             
        # section for adding widgets to main container
        container.addWidget(header, 0, 0, 1, 3, Qt.AlignmentFlag.AlignTop)
        container.addWidget(self.status, 1, 0, 1, 1)
        container.addWidget(self.track, 1, 1, 1, 1)
        container.addLayout(box1, 1, 2, 1, 1)
        container.addWidget(frame, 2, 0, 2, 1)
        container.addWidget(self.music_list, 2, 1, 1, 2)
        container.addLayout(btn_container, 3, 1, 1, 2)
        container.addWidget(holder, 4, 0, 1, 2)
        container.addWidget(dialframe, 4, 2, 1, 1)
        # Sets main layout
        widget = QWidget()
        widget.setLayout(container)
        self.setCentralWidget(widget)


class Controller:
    def __init__(self, modal, window):
        self.modal = modal
        self.window = window

if __name__ == '__main__':
    app = QApplication([])
    controller = Controller(Modal(), Window())
    controller.window.show()
    sys.exit(app.exec())