#!/usr/bin/env python3
"""
Tkinter Simple Media Player - A lightweight version with minimal dependencies
Features:
- Image display
- Basic playlist management 
- Settings configuration
- Auto-hiding controls
- Touch display optimization with virtual keyboard
"""

import tkinter as tk
from tkinter import ttk, messagebox, simpledialog
import threading
import time
import os
import json
import datetime
from pathlib import Path
import subprocess
import sys
import requests  # Required for server communication
import queue
import vlc  # For video playback with hardware acceleration

# Try importing PIL but provide fallback
try:
    from PIL import Image, ImageTk
    PIL_AVAILABLE = True
except ImportError:
    PIL_AVAILABLE = False
    print("WARNING: PIL not available. Image display functionality will be limited.")

# Import existing functions
from python_functions import (
    load_local_playlist, download_media_files, clean_unused_files,
    save_local_playlist, update_config_playlist_version, fetch_server_playlist,
    load_config
)
from logging_config import Logger

# Import virtual keyboard components
from virtual_keyboard import VirtualKeyboard, TouchOptimizedEntry, TouchOptimizedButton

# Update the config file path to use the resources directory
CONFIG_FILE = os.path.join(os.path.dirname(os.path.dirname(__file__)), 'resources', 'app_config.txt')

class SimpleMediaPlayerApp:
    def __init__(self):
        self.root = tk.Tk()
        self.setup_window()
        
        # Media player state
        self.playlist = []
        self.current_index = 0
        self.is_paused = False
        self.is_fullscreen = True
        self.auto_advance_timer = None
        self.hide_controls_timer = None
        self.video_thread = None
        self.update_queue = queue.Queue()
        
        # UI Elements
        self.image_label = None
        self.status_label = None
        self.control_frame = None
        self.settings_window = None
        
        # Running state
        self.running = True
        
        # Display scaling mode ('fit', 'fill', 'stretch')
        self.scaling_mode = 'fit'  # Default to fit (maintain aspect ratio with black bars)
        
    # VLC will be used for video/audio playback (no pygame needed)
        
        self.setup_ui()
        
        # Initialize from server
        self.initialize_playlist_from_server()
        
        # Start periodic playlist checks
        self.start_periodic_checks()
        
    def setup_window(self):
        """Configure the main window"""
        self.root.title("Simple Signage Player")
        self.root.configure(bg='black')
        
        # Load window size from config
        try:
            config = load_config()
            width = int(config.get('screen_w', 1920))
            height = int(config.get('screen_h', 1080))
            # Load scaling mode preference
            self.scaling_mode = config.get('scaling_mode', 'fit')
        except:
            width, height = 800, 600  # Fallback size if config fails
            self.scaling_mode = 'fit'  # Default scaling mode
        
        self.root.geometry(f"{width}x{height}")
        self.root.attributes('-fullscreen', True)
        
        # Bind events
        self.root.bind('<Key>', self.on_key_press)
        self.root.bind('<Button-1>', self.on_mouse_click)
        self.root.bind('<Motion>', self.on_mouse_motion)
        self.root.focus_set()
        
    def setup_ui(self):
        """Create the user interface"""
        # Main content area - make sure it's black and fill the entire window
        self.content_frame = tk.Frame(self.root, bg='black')
        self.content_frame.pack(fill=tk.BOTH, expand=True)
        
        # Image display - expand to fill the entire window
        self.image_label = tk.Label(self.content_frame, bg='black')
        self.image_label.pack(fill=tk.BOTH, expand=True)
        
        # Status label - hidden by default
        self.status_label = tk.Label(
            self.content_frame, 
            bg='black', 
            fg='white', 
            font=('Arial', 24),
            text=""
        )
        # Don't place the status label by default to keep it hidden
        
        # Control panel
        self.create_control_panel()
        self.show_controls()
        self.schedule_hide_controls()
        
    def create_control_panel(self):
        """Create touch-optimized control panel with larger buttons"""
        # Create control frame with larger size for touch
        self.control_frame = tk.Frame(
            self.root,
            bg='#1a1a1a',  # Dark background
            bd=2,
            relief=tk.RAISED,
            padx=15,
            pady=15
        )
        self.control_frame.place(relx=0.98, rely=0.98, anchor='se')
        
        # Touch-optimized button configuration
        button_config = {
            'bg': '#333333',
            'fg': 'white',
            'activebackground': '#555555',
            'activeforeground': 'white',
            'relief': tk.FLAT,
            'borderwidth': 0,
            'width': 10,  # Larger for touch
            'height': 3,  # Larger for touch
            'font': ('Segoe UI', 10, 'bold'),  # Larger font
            'cursor': 'hand2'
        }
        
        # Previous button
        self.prev_btn = tk.Button(
            self.control_frame,
            text="⏮ Prev",
            command=self.previous_media,
            **button_config
        )
        self.prev_btn.grid(row=0, column=0, padx=5)
        
        # Play/Pause button
        self.play_pause_btn = tk.Button(
            self.control_frame,
            text="⏸ Pause" if not self.is_paused else "▶ Play",
            command=self.toggle_play_pause,
            bg='#27ae60',  # Green for play/pause
            activebackground='#35d974',
            **{k: v for k, v in button_config.items() if k not in ['bg', 'activebackground']}
        )
        self.play_pause_btn.grid(row=0, column=1, padx=5)
        
        # Next button
        self.next_btn = tk.Button(
            self.control_frame,
            text="Next ⏭",
            command=self.next_media,
            **button_config
        )
        self.next_btn.grid(row=0, column=2, padx=5)
        
        # Settings button
        self.settings_btn = tk.Button(
            self.control_frame,
            text="⚙️ Settings",
            command=self.open_settings,
            bg='#9b59b6',  # Purple for settings
            activebackground='#bb8fce',
            **{k: v for k, v in button_config.items() if k not in ['bg', 'activebackground']}
        )
        self.settings_btn.grid(row=0, column=3, padx=5)
        
        # Exit button with special styling
        self.exit_btn = tk.Button(
            self.control_frame,
            text="❌ EXIT",
            command=self.show_exit_dialog,
            bg='#e74c3c',  # Red background
            fg='white',
            activebackground='#ec7063',
            activeforeground='white',
            relief=tk.FLAT,
            borderwidth=0,
            width=8,
            height=3,
            font=('Segoe UI', 10, 'bold'),
            cursor='hand2'
        )
        self.exit_btn.grid(row=0, column=4, padx=5)
        
        # Add touch feedback to all buttons
        for button in [self.prev_btn, self.play_pause_btn, self.next_btn, 
                      self.settings_btn, self.exit_btn]:
            self.add_touch_feedback_to_control_button(button)
    
    def scale_image_to_screen(self, img, screen_width, screen_height, mode='fit'):
        """
        Scale image to screen with different modes:
        - 'fit': Maintain aspect ratio, add black bars if needed (letterbox/pillarbox)
        - 'fill': Maintain aspect ratio, crop if needed to fill entire screen
        - 'stretch': Ignore aspect ratio, stretch to fill entire screen
        """
        img_width, img_height = img.size
        
        if mode == 'stretch':
            # Stretch to fill entire screen, ignoring aspect ratio
            return img.resize((screen_width, screen_height), Image.LANCZOS), (0, 0)
            
        elif mode == 'fill':
            # Maintain aspect ratio, crop to fill entire screen
            screen_ratio = screen_width / screen_height
            img_ratio = img_width / img_height
            
            if img_ratio > screen_ratio:
                # Image is wider - scale by height and crop width
                new_height = screen_height
                new_width = int(screen_height * img_ratio)
                x_offset = (screen_width - new_width) // 2
                y_offset = 0
            else:
                # Image is taller - scale by width and crop height
                new_width = screen_width
                new_height = int(screen_width / img_ratio)
                x_offset = 0
                y_offset = (screen_height - new_height) // 2
            
            # Resize and crop
            img_resized = img.resize((new_width, new_height), Image.LANCZOS)
            
            # Create final image and paste (this will crop automatically)
            final_img = Image.new('RGB', (screen_width, screen_height), 'black')
            
            # Calculate crop area if image is larger than screen
            if new_width > screen_width:
                crop_x = (new_width - screen_width) // 2
                img_resized = img_resized.crop((crop_x, 0, crop_x + screen_width, new_height))
                x_offset = 0
            if new_height > screen_height:
                crop_y = (new_height - screen_height) // 2
                img_resized = img_resized.crop((0, crop_y, new_width, crop_y + screen_height))
                y_offset = 0
                
            final_img.paste(img_resized, (x_offset, y_offset))
            return final_img, (x_offset, y_offset)
            
        else:  # mode == 'fit' (default)
            # Maintain aspect ratio, add black bars if needed
            screen_ratio = screen_width / screen_height
            img_ratio = img_width / img_height
            
            if img_ratio > screen_ratio:
                # Image is wider than screen - fit to width
                new_width = screen_width
                new_height = int(screen_width / img_ratio)
            else:
                # Image is taller than screen - fit to height
                new_height = screen_height
                new_width = int(screen_height * img_ratio)
            
            # Resize image
            img_resized = img.resize((new_width, new_height), Image.LANCZOS)
            
            # Create black background and center the image
            final_img = Image.new('RGB', (screen_width, screen_height), 'black')
            x_offset = (screen_width - new_width) // 2
            y_offset = (screen_height - new_height) // 2
            final_img.paste(img_resized, (x_offset, y_offset))
            
            return final_img, (x_offset, y_offset)
    
    def add_touch_feedback_to_control_button(self, button):
        """Add touch feedback effects to control panel buttons"""
        original_bg = button.cget('bg')
        
        def on_press(e):
            button.configure(relief=tk.SUNKEN)
            
        def on_release(e):
            button.configure(relief=tk.FLAT)
            
        def on_enter(e):
            button.configure(relief=tk.RAISED)
            
        def on_leave(e):
            button.configure(relief=tk.FLAT)

        button.bind("<Button-1>", on_press)
        button.bind("<ButtonRelease-1>", on_release)
        button.bind("<Enter>", on_enter)
        button.bind("<Leave>", on_leave)

    def initialize_playlist_from_server(self):
        """Initialize the playlist from the server on startup with fallback to local playlist"""
        # First try to load any existing local playlist as fallback
        fallback_playlist = None
        try:
            local_playlist_data = load_local_playlist()
            fallback_playlist = local_playlist_data.get('playlist', [])
            if fallback_playlist:
                Logger.info(f"Found fallback playlist with {len(fallback_playlist)} items")
        except Exception as e:
            Logger.warning(f"No fallback playlist available: {e}")

        # Show connection status
        self.status_label.config(text="Connecting to server...\nPlease wait")
        self.status_label.place(relx=0.5, rely=0.5, anchor='center')
        self.root.update()
        
        # Load configuration
        config = load_config()
        server = config.get("server_ip", "")
        host = config.get("screen_name", "")
        quick = config.get("quickconnect_key", "")
        port = config.get("port", "")
        
        Logger.info(f"Initializing with settings: server={server}, host={host}, port={port}")
        
        if not server or not host or not quick or not port:
            Logger.warning("Missing server configuration, using fallback playlist")
            self.status_label.place_forget()
            self.load_fallback_playlist(fallback_playlist)
            return
        
        # Attempt to fetch server playlist with timeout
        server_connection_successful = False
        try:
            # Add connection timeout and retry logic
            Logger.info("Attempting to connect to server...")
            self.status_label.config(text="Connecting to server...\nAttempting connection")
            self.root.update()
            
            server_playlist_data = fetch_server_playlist()
            server_playlist = server_playlist_data.get('playlist', [])
            server_version = server_playlist_data.get('version', 0)
            
            if server_playlist:
                Logger.info(f"Server playlist found with {len(server_playlist)} items, version {server_version}")
                server_connection_successful = True
                
                # Download media files and update local playlist
                self.status_label.config(text="Downloading media files...\nPlease wait")
                self.root.update()
                
                download_media_files(server_playlist, server_version)
                update_config_playlist_version(server_version)
                
                # Load the updated local playlist
                local_playlist_data = load_local_playlist()
                self.playlist = local_playlist_data.get('playlist', [])
                
                if self.playlist:
                    Logger.info(f"Successfully loaded {len(self.playlist)} items from server")
                    self.status_label.place_forget()
                    self.play_current_media()
                    return
                else:
                    Logger.warning("Server playlist was empty, falling back to local playlist")
            else:
                Logger.warning("Server returned empty playlist, falling back to local playlist")
                
        except requests.exceptions.ConnectTimeout:
            Logger.error("Server connection timeout, using fallback playlist")
        except requests.exceptions.ConnectionError:
            Logger.error("Cannot connect to server, using fallback playlist")
        except requests.exceptions.Timeout:
            Logger.error("Server request timeout, using fallback playlist")
        except Exception as e:
            Logger.error(f"Failed to fetch playlist from server: {e}, using fallback playlist")
        
        # If we reach here, server connection failed - use fallback
        if not server_connection_successful:
            self.status_label.config(text="Server unavailable\nLoading last playlist...")
            self.root.update()
            time.sleep(1)  # Brief pause to show message
            
        self.status_label.place_forget()
        self.load_fallback_playlist(fallback_playlist)
        
    def load_fallback_playlist(self, fallback_playlist):
        """Load fallback playlist when server is unavailable"""
        if fallback_playlist and len(fallback_playlist) > 0:
            self.playlist = fallback_playlist
            Logger.info(f"Loaded fallback playlist with {len(self.playlist)} items")
            self.play_current_media()
        else:
            Logger.warning("No fallback playlist available, loading demo content")
            self.load_demo_or_local_playlist()
            
    def load_demo_or_local_playlist(self):
        """Load either the existing local playlist or demo content"""
        # First try to load the local playlist
        local_playlist_data = load_local_playlist()
        self.playlist = local_playlist_data.get('playlist', [])
        
        if self.playlist:
            Logger.info(f"Loaded existing local playlist with {len(self.playlist)} items")
            self.play_current_media()
            return
            
        # If no local playlist, try loading demo content
        Logger.info("No local playlist found, loading demo content")
        self.create_demo_content()
        
        if self.playlist:
            self.play_current_media()
        else:
            self.show_no_content_message()
            
    def create_demo_content(self):
        """Create demo content for testing"""
        demo_images = []
        
        # First check static/resurse folder for any media
        static_dir = os.path.join(os.path.dirname(__file__), 'static', 'resurse')
        if os.path.exists(static_dir):
            for file in os.listdir(static_dir):
                if file.lower().endswith(('.jpg', '.jpeg', '.png', '.gif')):
                    full_path = os.path.join(static_dir, file)
                    demo_images.append({
                        'file_name': file,
                        'url': full_path,
                        'duration': 5
                    })
        
        # If no files found in static/resurse, look in Resurse folder
        if not demo_images:
            demo_dir = './Resurse'
            if os.path.exists(demo_dir):
                for file in os.listdir(demo_dir):
                    if file.lower().endswith(('.jpg', '.jpeg', '.png', '.gif')):
                        demo_images.append({
                            'file_name': file,
                            'url': os.path.join(demo_dir, file),
                            'duration': 5
                        })
        
        if demo_images:
            self.playlist = demo_images
            Logger.info(f"Created demo playlist with {len(demo_images)} images")
        else:
            # Create a text-only demo if no images found
            self.playlist = [{
                'file_name': 'Demo Text',
                'url': 'text://Welcome to Tkinter Media Player!\n\nPlease configure server settings',
                'duration': 5
            }]
            
    def show_no_content_message(self):
        """Show message when no content is available"""
        self.image_label.config(image='')
        self.status_label.config(
            text="No media content available.\nPress Settings to configure server connection."
        )
        self.status_label.place(relx=0.5, rely=0.5, anchor='center')
        
    def show_error_message(self, message):
        """Show error message"""
        self.image_label.config(image='')
        self.status_label.config(text=f"Error: {message}")
        self.status_label.place(relx=0.5, rely=0.5, anchor='center')
        
    def play_current_media(self):
        """Play the current media item"""
        if not self.playlist or self.current_index >= len(self.playlist):
            self.show_no_content_message()
            return
            
        media = self.playlist[self.current_index]
        file_path = media.get('url', '')
        file_name = media.get('file_name', '')
        duration = media.get('duration', 10)
        
        # Handle relative paths by converting to absolute paths
        if file_path.startswith('static/resurse/'):
            # Convert relative path to absolute
            absolute_path = os.path.join(os.path.dirname(__file__), file_path)
            file_path = absolute_path
        
        Logger.info(f"Playing media: {file_name} from {file_path}")
        
        # Log media start
        self.log_event(file_name, "STARTED")
        
        # Cancel existing timers
        self.cancel_timers()
        
        # Handle different media types
        if file_path.startswith('text://'):
            self.show_text_content(file_path[7:], duration)
        elif file_path.lower().endswith(('.mp4', '.avi', '.mov', '.mkv')):
            self.play_video(file_path)
        elif os.path.exists(file_path) and file_path.lower().endswith(('.jpg', '.jpeg', '.png', '.gif', '.bmp')):
            self.show_image(file_path, duration)
        else:
            Logger.error(f"Unsupported or missing media: {file_path}")
            self.status_label.config(text=f"Missing or unsupported media:\n{file_name}")
            # Schedule next media after short delay
            self.auto_advance_timer = self.root.after(5000, self.next_media)
            
    def play_video(self, file_path):
        """Play video file using system VLC as a subprocess for robust hardware acceleration and stability."""
        self.status_label.place_forget()
        def run_vlc_subprocess():
            try:
                Logger.info(f"Starting system VLC subprocess for video: {file_path}")
                # Build VLC command
                vlc_cmd = [
                    'cvlc',
                    '--fullscreen',
                    '--no-osd',
                    '--no-video-title-show',
                    '--play-and-exit',
                    '--quiet',
                    file_path
                ]
                proc = subprocess.Popen(vlc_cmd, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
                proc.wait()
                Logger.info(f"VLC subprocess finished: {file_path}")
            except Exception as e:
                Logger.error(f"VLC subprocess error: {e}")
            finally:
                self.root.after_idle(lambda: setattr(self, 'auto_advance_timer', self.root.after(1000, self.next_media)))
        threading.Thread(target=run_vlc_subprocess, daemon=True).start()
        
    def _update_video_frame(self, photo):
        """Update video frame from main thread"""
        try:
            self.image_label.config(image=photo)
            self.image_label.image = photo  # Keep reference
        except Exception as e:
            Logger.error(f"Error updating video frame: {e}")
            
    def _show_video_error(self, error_msg):
        """Show video error from main thread"""
        try:
            self.status_label.config(text=f"Video Error:\n{error_msg}")
            self.status_label.place(relx=0.5, rely=0.5, anchor='center')
            self.auto_advance_timer = self.root.after(5000, self.next_media)
        except Exception as e:
            Logger.error(f"Error showing video error: {e}")
            self.auto_advance_timer = self.root.after(5000, self.next_media)
        
    def show_text_content(self, text, duration):
        """Display text content"""
        self.image_label.config(image='')
        self.status_label.config(text=text)
        
        # Schedule next media
        self.auto_advance_timer = self.root.after(
            int(duration * 1000),
            self.next_media
        )
        
    def show_image(self, file_path, duration):
        """Display an image in full screen, properly fitted to screen size"""
        try:
            # Hide status label and clear any previous text
            self.status_label.place_forget()
            self.status_label.config(text="")
            
            if PIL_AVAILABLE:
                # Use PIL for better image handling
                img = Image.open(file_path)
                original_size = img.size
                
                # Get actual screen dimensions
                screen_width = self.root.winfo_width()
                screen_height = self.root.winfo_height()
                
                # Ensure we have valid screen dimensions
                if screen_width <= 1 or screen_height <= 1:
                    screen_width = 1920  # Default fallback
                    screen_height = 1080
                
                # Scale image using the scaling helper
                final_img, offset = self.scale_image_to_screen(img, screen_width, screen_height, self.scaling_mode)
                
                # Convert to PhotoImage
                photo = ImageTk.PhotoImage(final_img)
                
                # Clear previous image and display new one
                self.image_label.config(image=photo)
                self.image_label.image = photo  # Keep reference
                
                Logger.info(f"Successfully displayed image: {os.path.basename(file_path)} "
                           f"(Original: {original_size}, Screen: {screen_width}x{screen_height}, "
                           f"Mode: {self.scaling_mode}, Offset: {offset})")
            else:
                # Fall back to basic text display if PIL not available
                self.image_label.config(image='')
                self.status_label.config(text=f"IMAGE: {os.path.basename(file_path)}\n\n(Install PIL for image display)")
                self.status_label.place(relx=0.5, rely=0.5, anchor='center')
                Logger.warning("PIL not available - showing text placeholder for image")
            
            # Schedule next media
            self.auto_advance_timer = self.root.after(
                int(duration * 1000),
                self.next_media
            )
            
        except Exception as e:
            Logger.error(f"Failed to show image {file_path}: {e}")
            self.image_label.config(image='')
            self.status_label.config(text=f"Image Error:\n{os.path.basename(file_path)}\n{str(e)}")
            self.status_label.place(relx=0.5, rely=0.5, anchor='center')
            self.auto_advance_timer = self.root.after(5000, self.next_media)
            
    def next_media(self):
        """Move to next media"""
        self.cancel_timers()
        
        if not self.playlist:
            return
            
        self.current_index = (self.current_index + 1) % len(self.playlist)
        
        # Check for playlist updates at end of cycle
        if self.current_index == 0:
            threading.Thread(target=self.check_playlist_updates, daemon=True).start()
            
        self.play_current_media()
        
    def previous_media(self):
        """Move to previous media"""
        self.cancel_timers()
        
        if not self.playlist:
            return
            
        self.current_index = (self.current_index - 1) % len(self.playlist)
        self.play_current_media()
        
    def toggle_play_pause(self):
        """Toggle play/pause state"""
        self.is_paused = not self.is_paused
        
        if self.is_paused:
            self.play_pause_btn.config(text="▶ Play")
            self.cancel_timers()
        else:
            self.play_pause_btn.config(text="⏸ Pause")
            # Resume current media
            self.play_current_media()
                
        Logger.info(f"Media {'paused' if self.is_paused else 'resumed'}")
        
    def cancel_timers(self):
        """Cancel all active timers"""
        if self.auto_advance_timer:
            self.root.after_cancel(self.auto_advance_timer)
            self.auto_advance_timer = None
            
    def show_controls(self):
        """Show control panel"""
        if self.control_frame:
            self.control_frame.place(relx=0.98, rely=0.98, anchor='se')
            
    def hide_controls(self):
        """Hide control panel"""
        if self.control_frame:
            self.control_frame.place_forget()
            
    def schedule_hide_controls(self):
        """Schedule hiding controls after delay"""
        if self.hide_controls_timer:
            self.root.after_cancel(self.hide_controls_timer)
        self.hide_controls_timer = self.root.after(10000, self.hide_controls)
        
    def on_mouse_click(self, event):
        """Handle mouse clicks"""
        self.show_controls()
        self.schedule_hide_controls()
        
    def on_mouse_motion(self, event):
        """Handle mouse motion"""
        self.show_controls()
        self.schedule_hide_controls()
        
    def on_key_press(self, event):
        """Handle keyboard events"""
        key = event.keysym.lower()
        
        if key == 'f':
            self.toggle_fullscreen()
        elif key == 'space':
            self.toggle_play_pause()
        elif key == 'left':
            self.previous_media()
        elif key == 'right':
            self.next_media()
        elif key == 'escape':
            self.show_exit_dialog()
        elif key == '1':
            self.set_scaling_mode('fit')
        elif key == '2':
            self.set_scaling_mode('fill')
        elif key == '3':
            self.set_scaling_mode('stretch')
        elif event.state & 0x4:  # Ctrl key pressed
            if key == 's':
                self.open_settings()
            
        self.show_controls()
        self.schedule_hide_controls()
        
    def set_scaling_mode(self, mode):
        """Change the scaling mode and refresh current media"""
        old_mode = self.scaling_mode
        self.scaling_mode = mode
        Logger.info(f"Scaling mode changed from '{old_mode}' to '{mode}'")
        
        # Show temporary notification
        self.status_label.config(text=f"Scaling Mode: {mode.title()}\n"
                                     f"1=Fit  2=Fill  3=Stretch")
        self.status_label.place(relx=0.5, rely=0.05, anchor='center')
        
        # Hide notification after 2 seconds
        self.root.after(2000, lambda: self.status_label.place_forget())
        
        # Refresh current media with new scaling
        if self.playlist and 0 <= self.current_index < len(self.playlist):
            self.cancel_timers()
            self.play_current_media()
        
    def toggle_fullscreen(self):
        """Toggle fullscreen mode"""
        self.is_fullscreen = not self.is_fullscreen
        self.root.attributes('-fullscreen', self.is_fullscreen)
        
    def open_settings(self):
        """Open settings window"""
        if hasattr(self, 'settings_window') and self.settings_window and self.settings_window.winfo_exists():
            self.settings_window.lift()
            return

        # Pause media playback when opening settings
        if not self.is_paused:
            self.toggle_play_pause()

        self.settings_window = SettingsWindow(self.root, self)

        # Add a callback to resume playback when the settings window is closed
        def on_settings_close():
            if self.is_paused:
                self.toggle_play_pause()

        self.settings_window.protocol("WM_DELETE_WINDOW", on_settings_close)
        
    def show_exit_dialog(self):
        """Show modern password-protected exit dialog"""
        try:
            config = load_config()
            quickconnect_key = config.get('quickconnect_key', '')
        except:
            quickconnect_key = ''
        
        # Create modern exit dialog
        exit_dialog = tk.Toplevel(self.root)
        exit_dialog.title("Exit Application")
        exit_dialog.geometry("400x200")
        exit_dialog.configure(bg='#2d2d2d')
        exit_dialog.transient(self.root)
        exit_dialog.grab_set()
        exit_dialog.resizable(False, False)
        
        # Center the dialog using helper method
        self.center_dialog_on_screen(exit_dialog, 400, 200)
        
        # Header with icon
        header_frame = tk.Frame(exit_dialog, bg='#cc0000', height=60)
        header_frame.pack(fill=tk.X)
        header_frame.pack_propagate(False)
        
        icon_label = tk.Label(header_frame, text="⚠", font=('Arial', 20, 'bold'), 
                             fg='white', bg='#cc0000')
        icon_label.pack(side=tk.LEFT, padx=15, pady=15)
        
        title_label = tk.Label(header_frame, text="Exit Application", 
                              font=('Arial', 14, 'bold'), fg='white', bg='#cc0000')
        title_label.pack(side=tk.LEFT, pady=15)
        
        # Content frame
        content_frame = tk.Frame(exit_dialog, bg='#2d2d2d', padx=20, pady=20)
        content_frame.pack(fill=tk.BOTH, expand=True)
        
        # Password prompt
        prompt_label = tk.Label(content_frame, text="Enter password to exit:", 
                               font=('Arial', 11), fg='white', bg='#2d2d2d')
        prompt_label.pack(pady=(0, 10))
        
        # Password entry
        password_var = tk.StringVar()
        password_entry = tk.Entry(content_frame, textvariable=password_var, 
                                 font=('Arial', 11), show='*', width=25,
                                 bg='#404040', fg='white', insertbackground='white',
                                 relief=tk.FLAT, bd=5)
        password_entry.pack(pady=(0, 15))
        password_entry.focus_set()
        
        # Button frame
        button_frame = tk.Frame(content_frame, bg='#2d2d2d')
        button_frame.pack(fill=tk.X)
        
        def check_password():
            if password_var.get() == quickconnect_key:
                exit_dialog.destroy()
                self.exit_application()
            elif password_var.get():  # Only show error if password was entered
                # Show error in red
                error_label.config(text="✗ Incorrect password", fg='#ff4444')
                password_entry.delete(0, tk.END)
                password_entry.focus_set()
        
        def cancel_exit():
            exit_dialog.destroy()
        
        # Error label (hidden initially)
        error_label = tk.Label(content_frame, text="", font=('Arial', 9), 
                              bg='#2d2d2d')
        error_label.pack()
        
        # Buttons
        cancel_btn = tk.Button(button_frame, text="Cancel", command=cancel_exit,
                              bg='#555555', fg='white', font=('Arial', 10, 'bold'),
                              relief=tk.FLAT, padx=20, pady=8, width=10)
        cancel_btn.pack(side=tk.RIGHT, padx=(10, 0))
        
        exit_btn = tk.Button(button_frame, text="Exit", command=check_password,
                            bg='#cc0000', fg='white', font=('Arial', 10, 'bold'),
                            relief=tk.FLAT, padx=20, pady=8, width=10)
        exit_btn.pack(side=tk.RIGHT)
        
        # Bind Enter key to check password
        password_entry.bind('<Return>', lambda e: check_password())
        exit_dialog.bind('<Escape>', lambda e: cancel_exit())
        
    def exit_application(self):
        """Exit the application"""
        Logger.info("Application exit requested")
        self.running = False
        self.root.quit()
        self.root.destroy()
        
    def center_dialog_on_screen(self, dialog, width, height):
        """Center a dialog window on screen regardless of screen size"""
        dialog.update_idletasks()  # Ensure geometry is calculated
        screen_width = dialog.winfo_screenwidth()
        screen_height = dialog.winfo_screenheight()
        
        # Calculate center position
        center_x = int((screen_width - width) / 2)
        center_y = int((screen_height - height) / 2)
        
        # Ensure the dialog doesn't go off-screen on smaller displays
        center_x = max(0, min(center_x, screen_width - width))
        center_y = max(0, min(center_y, screen_height - height))
        
        dialog.geometry(f"{width}x{height}+{center_x}+{center_y}")
        
        # Bring to front and focus
        dialog.lift()
        dialog.focus_force()
        
        return center_x, center_y
        
    def check_playlist_updates(self):
        """Check for playlist updates from server with fallback protection"""
        try:
            config = load_config()
            local_version = config.get('playlist_version', 0)
            
            server_playlist_data = fetch_server_playlist()
            server_version = server_playlist_data.get('version', 0)
            
            if server_version > local_version:
                Logger.info(f"Updating playlist: {local_version} -> {server_version}")
                
                # Clean old files
                local_playlist_data = load_local_playlist()
                clean_unused_files(local_playlist_data.get('playlist', []))
                
                # Download new content
                download_media_files(
                    server_playlist_data.get('playlist', []),
                    server_version
                )
                
                # Update local playlist
                local_playlist_data = load_local_playlist()
                self.playlist = local_playlist_data.get('playlist', [])
                
                # Reset to beginning of playlist
                self.current_index = 0
                
                Logger.info("Playlist updated successfully")
                
                # Continue with current media after update
                self.play_current_media()
            else:
                Logger.info("No playlist updates available")
                
        except requests.exceptions.ConnectTimeout:
            Logger.warning("Server connection timeout during update check - continuing with current playlist")
        except requests.exceptions.ConnectionError:
            Logger.warning("Cannot connect to server during update check - continuing with current playlist")
        except requests.exceptions.Timeout:
            Logger.warning("Server request timeout during update check - continuing with current playlist")
        except Exception as e:
            Logger.warning(f"Failed to check playlist updates: {e} - continuing with current playlist")
            
    def log_event(self, file_name, event):
        """Log media events"""
        try:
            timestamp = datetime.datetime.now().strftime('%Y-%m-%d %H:%M:%S')
            log_message = f"{timestamp} - {event}: {file_name}\n"
            
            # Update the log file path to the resources directory
            log_file = os.path.join(os.path.dirname(os.path.dirname(__file__)), 'resources', 'log.txt')
            with open(log_file, 'a') as f:
                f.write(log_message)
                
        except Exception as e:
            Logger.error(f"Failed to log event: {e}")
            
    def start_periodic_checks(self):
        """Start periodic playlist checks"""
        def check_loop():
            """Background thread for periodic checks"""
            while self.running:
                try:
                    time.sleep(300)  # Check every 5 minutes
                    if self.running:
                        self.check_playlist_updates()
                except Exception as e:
                    Logger.error(f"Error in periodic check: {e}")
        
        # Start background thread
        threading.Thread(target=check_loop, daemon=True).start()
        
    def run(self):
        """Start the application"""
        Logger.info("Starting Simple Tkinter Media Player")
        try:
            self.root.mainloop()
        except KeyboardInterrupt:
            self.exit_application()
        except Exception as e:
            Logger.error(f"Application error: {e}")
            print(f"Error: {e}")


class SettingsWindow:
    def __init__(self, parent, app):
        self.parent = parent
        self.app = app
        self.window = tk.Toplevel(parent)
        
        # Initialize virtual keyboard for touch displays
        self.virtual_keyboard = VirtualKeyboard(self.window, dark_theme=True)
        
        self.setup_window()
        self.create_widgets()
        self.load_config()
        
        # Setup touch optimization
        self.setup_touch_optimization()
        
    def setup_window(self):
        """Setup settings window with enhanced dark theme"""
        self.window.title("🎬 Signage Player Settings")
        self.window.geometry("900x700")
        
        # Enhanced dark theme colors
        self.colors = {
            'bg_primary': '#1e2124',      # Very dark background
            'bg_secondary': '#2f3136',    # Slightly lighter background
            'bg_tertiary': '#36393f',     # Card backgrounds
            'accent': '#7289da',          # Discord-like blue accent
            'accent_hover': '#677bc4',    # Darker accent for hover
            'success': '#43b581',         # Green for success
            'warning': '#faa61a',         # Orange for warnings
            'danger': '#f04747',          # Red for errors
            'text_primary': '#ffffff',    # White text
            'text_secondary': '#b9bbbe',  # Gray text
            'text_muted': '#72767d',      # Muted text
            'border': '#202225'           # Border color
        }
        
        self.window.configure(bg=self.colors['bg_primary'])
        self.window.transient(self.parent)
        self.window.grab_set()
        
        # Set window properties
        self.window.resizable(True, True)
        self.window.minsize(700, 500)
        
        # Set window icon if available
        try:
            # Try to use a simple emoji icon
            self.window.iconname("🎬")
        except:
            pass
        
        # Center the window on screen using helper method
        self.center_window_on_screen(self.window, 900, 700)
        
        # Add subtle window border effect
        self.window.configure(highlightbackground=self.colors['border'], highlightthickness=1)
        
    def create_widgets(self):
        """Create settings widgets with enhanced dark theme styling"""
        # Configure enhanced custom styles
        style = ttk.Style()
        style.theme_use('clam')
        # Enhanced dark theme styles
        style.configure('Dark.TNotebook', 
                        background=self.colors['bg_secondary'], 
                        borderwidth=0,
                        tabmargins=[2, 5, 2, 0])
        style.configure('Dark.TNotebook.Tab', 
                        padding=[20, 12], 
                        font=('Segoe UI', 11, 'bold'),
                        background=self.colors['bg_tertiary'],
                        foreground=self.colors['text_secondary'],
                        borderwidth=1,
                        focuscolor='none')
        style.map('Dark.TNotebook.Tab',
                  background=[('selected', self.colors['accent']),
                             ('active', self.colors['accent_hover'])],
                  foreground=[('selected', self.colors['text_primary']),
                             ('active', self.colors['text_primary'])])
        style.configure('Dark.TFrame', background=self.colors['bg_secondary'])
        style.configure('Dark.TLabel', 
                        background=self.colors['bg_secondary'], 
                        foreground=self.colors['text_primary'], 
                        font=('Segoe UI', 10))
        style.configure('Dark.TEntry', 
                        fieldbackground=self.colors['bg_tertiary'],
                        foreground=self.colors['text_primary'],
                        bordercolor=self.colors['border'],
                        lightcolor=self.colors['bg_tertiary'],
                        darkcolor=self.colors['bg_tertiary'],
                        font=('Segoe UI', 10),
                        insertcolor=self.colors['text_primary'])
        
        # Main container frame
        main_frame = tk.Frame(self.window, bg=self.colors['bg_primary'])
        main_frame.pack(fill=tk.BOTH, expand=True, padx=0, pady=0)
        
        # Header section with gradient-like effect
        header_frame = tk.Frame(main_frame, bg=self.colors['bg_secondary'], height=80)
        header_frame.pack(fill=tk.X, padx=0, pady=0)
        header_frame.pack_propagate(False)
        
        # Title with enhanced styling
        title_container = tk.Frame(header_frame, bg=self.colors['bg_secondary'])
        title_container.pack(expand=True, fill=tk.BOTH)
        
        title_label = tk.Label(title_container, 
                              text="🎬 Digital Signage Control Center", 
                              font=('Segoe UI', 24, 'bold'), 
                              fg=self.colors['text_primary'], 
                              bg=self.colors['bg_secondary'])
        title_label.pack(expand=True)
        
        subtitle_label = tk.Label(title_container,
                                 text="Configure your digital signage display settings",
                                 font=('Segoe UI', 11),
                                 fg=self.colors['text_secondary'],
                                 bg=self.colors['bg_secondary'])
        subtitle_label.pack()
        
        # Content area
        content_frame = tk.Frame(main_frame, bg=self.colors['bg_primary'])
        content_frame.pack(fill=tk.BOTH, expand=True, padx=20, pady=20)
        
        # Create enhanced notebook with dark theme
        notebook = ttk.Notebook(content_frame, style='Dark.TNotebook')
        notebook.pack(fill=tk.BOTH, expand=True, pady=(0, 20))
        
        # Create tabs with enhanced styling
        self.create_connection_tab_enhanced(notebook)
        self.create_display_tab_enhanced(notebook)
        self.create_advanced_tab_enhanced(notebook)
        self.create_logs_tab_enhanced(notebook)
        self.create_about_tab_enhanced(notebook)
        
        # Enhanced bottom button section
        self.create_bottom_controls(content_frame)
        
        # Load initial data
        self.load_logs()
        
    def create_connection_tab_enhanced(self, notebook):
        """Create enhanced connection settings tab"""
        tab_frame = tk.Frame(notebook, bg=self.colors['bg_secondary'])
        notebook.add(tab_frame, text="🌐 Connection")
        
        # Create scrollable content
        canvas = tk.Canvas(tab_frame, bg=self.colors['bg_secondary'], highlightthickness=0)
        scrollbar = tk.Scrollbar(tab_frame, orient="vertical", command=canvas.yview,
                                bg=self.colors['bg_tertiary'], troughcolor=self.colors['bg_primary'])
        scrollable_frame = tk.Frame(canvas, bg=self.colors['bg_secondary'])
        
        scrollable_frame.bind("<Configure>", lambda e: canvas.configure(scrollregion=canvas.bbox("all")))
        canvas.create_window((0, 0), window=scrollable_frame, anchor="nw")
        canvas.configure(yscrollcommand=scrollbar.set)
        
        # Server connection card
        server_card = self.create_settings_card(scrollable_frame, "🖥️ Server Connection", 
                                               "Configure your signage server connection details")
        
        # Server IP/Domain
        self.create_input_field(server_card, "Server IP/Domain:", "server_ip_var", 
                               placeholder="e.g., digi-server.example.com")
        
        # Port
        self.create_input_field(server_card, "Port:", "port_var", width=15,
                               placeholder="8880")
        
        # Device settings card
        device_card = self.create_settings_card(scrollable_frame, "📱 Device Settings",
                                               "Identify this display device")
        
        # Screen/Device name
        self.create_input_field(device_card, "Device Name:", "screen_name_var",
                               placeholder="e.g., lobby-display-01")
        
        # QuickConnect key
        self.create_input_field(device_card, "QuickConnect Key:", "quickconnect_var",
                               password=True, placeholder="Enter your access key")
        
        # Connection testing card
        test_card = self.create_settings_card(scrollable_frame, "🔗 Connection Test",
                                            "Test your server connection")
        
        test_btn_frame = tk.Frame(test_card, bg=self.colors['bg_tertiary'])
        test_btn_frame.pack(fill=tk.X, pady=10)
        
        test_btn = self.create_action_button(test_btn_frame, "🔗 Test Connection", 
                                           self.test_connection, self.colors['accent'])
        test_btn.pack(side=tk.LEFT, padx=5)
        
        canvas.pack(side="left", fill="both", expand=True, padx=20, pady=20)
        scrollbar.pack(side="right", fill="y")
        
    def create_display_tab_enhanced(self, notebook):
        """Create enhanced display settings tab"""
        tab_frame = tk.Frame(notebook, bg=self.colors['bg_secondary'])
        notebook.add(tab_frame, text="🖼️ Display")
        
        main_container = tk.Frame(tab_frame, bg=self.colors['bg_secondary'])
        main_container.pack(fill=tk.BOTH, expand=True, padx=20, pady=20)
        
        # Resolution settings card
        resolution_card = self.create_settings_card(main_container, "🖥️ Screen Resolution",
                                                   "Configure display resolution settings")
        
        # Resolution input fields
        resolution_inputs = tk.Frame(resolution_card, bg=self.colors['bg_tertiary'])
        resolution_inputs.pack(fill=tk.X, pady=10)
        
        self.create_input_field(resolution_inputs, "Width (px):", "screen_w_var", 
                               width=15, placeholder="1920")
        self.create_input_field(resolution_inputs, "Height (px):", "screen_h_var", 
                               width=15, placeholder="1080")
        
        # Preset buttons with enhanced styling
        presets_frame = tk.Frame(resolution_card, bg=self.colors['bg_tertiary'])
        presets_frame.pack(fill=tk.X, pady=15)
        
        tk.Label(presets_frame, text="Quick Presets:", 
                font=('Segoe UI', 11, 'bold'),
                bg=self.colors['bg_tertiary'], 
                fg=self.colors['text_primary']).pack(anchor=tk.W, pady=(0, 10))
        
        preset_buttons = tk.Frame(presets_frame, bg=self.colors['bg_tertiary'])
        preset_buttons.pack(anchor=tk.W)
        
        presets = [("📱 HD", "1366", "768"), ("💻 Full HD", "1920", "1080"), 
                  ("🖥️ 4K", "3840", "2160"), ("📺 Classic", "1024", "768")]
        
        for preset_name, width, height in presets:
            btn = self.create_preset_button(preset_buttons, preset_name, width, height)
            btn.pack(side=tk.LEFT, padx=3, pady=2)
            
        # Scaling mode settings card
        scaling_card = self.create_settings_card(main_container, "📐 Image/Video Scaling",
                                                "Configure how images and videos are displayed on screen")
        
        # Scaling mode options
        self.scaling_mode_var = tk.StringVar(value=self.app.scaling_mode if hasattr(self.app, 'scaling_mode') else 'fit')
        
        scaling_label = tk.Label(scaling_card, text="Scaling Mode:", 
                               font=('Segoe UI', 12, 'bold'),
                               bg=self.colors['bg_tertiary'], 
                               fg=self.colors['text_primary'])
        scaling_label.pack(anchor=tk.W, pady=(0, 10))
        
        scaling_options = tk.Frame(scaling_card, bg=self.colors['bg_tertiary'])
        scaling_options.pack(fill=tk.X, pady=5)
        
        # Radio buttons for scaling modes
        modes = [
            ("fit", "🖼️ Fit", "Maintain aspect ratio, add black bars if needed"),
            ("fill", "🔍 Fill", "Maintain aspect ratio, crop to fill entire screen"),
            ("stretch", "↔️ Stretch", "Ignore aspect ratio, stretch to fill screen")
        ]
        
        for mode_value, mode_label, mode_desc in modes:
            mode_frame = tk.Frame(scaling_options, bg=self.colors['bg_tertiary'])
            mode_frame.pack(fill=tk.X, pady=2)
            
            radio_btn = tk.Radiobutton(mode_frame, 
                                     text=mode_label,
                                     variable=self.scaling_mode_var,
                                     value=mode_value,
                                     bg=self.colors['bg_tertiary'],
                                     fg=self.colors['text_primary'],
                                     font=('Segoe UI', 11, 'bold'),
                                     selectcolor=self.colors['bg_primary'],
                                     activebackground=self.colors['bg_tertiary'],
                                     activeforeground=self.colors['text_primary'],
                                     command=lambda: self.update_scaling_mode())
            radio_btn.pack(side=tk.LEFT, anchor=tk.W)
            
            desc_label = tk.Label(mode_frame, text=f" - {mode_desc}",
                                font=('Segoe UI', 9),
                                bg=self.colors['bg_tertiary'],
                                fg=self.colors['text_secondary'])
            desc_label.pack(side=tk.LEFT, anchor=tk.W, padx=(10, 0))
        
        # Keyboard shortcuts info
        shortcuts_frame = tk.Frame(scaling_card, bg=self.colors['bg_tertiary'])
        shortcuts_frame.pack(fill=tk.X, pady=(15, 0))
        
        shortcuts_label = tk.Label(shortcuts_frame, 
                                  text="💡 Tip: Use keyboard shortcuts 1, 2, 3 to quickly change scaling mode during playback",
                                  font=('Segoe UI', 9, 'italic'),
                                  bg=self.colors['bg_tertiary'],
                                  fg=self.colors['text_muted'],
                                  wraplength=400)
        shortcuts_label.pack(anchor=tk.W)
        
    def update_scaling_mode(self):
        """Update the scaling mode in the main app"""
        new_mode = self.scaling_mode_var.get()
        if hasattr(self.app, 'set_scaling_mode'):
            self.app.set_scaling_mode(new_mode)
        else:
            self.app.scaling_mode = new_mode
            
    def create_advanced_tab_enhanced(self, notebook):
        """Create enhanced advanced settings tab"""
        tab_frame = tk.Frame(notebook, bg=self.colors['bg_secondary'])
        notebook.add(tab_frame, text="⚙️ Advanced")
        
        main_container = tk.Frame(tab_frame, bg=self.colors['bg_secondary'])
        main_container.pack(fill=tk.BOTH, expand=True, padx=20, pady=20)
        
        # Sync settings card
        sync_card = self.create_settings_card(main_container, "🔄 Synchronization",
                                            "Configure automatic content updates")
        
        self.create_input_field(sync_card, "Auto-refresh (minutes):", "refresh_interval_var",
                               width=15, placeholder="15")
        
        # Performance settings card
        perf_card = self.create_settings_card(main_container, "⚡ Performance",
                                            "Optimize playback performance")
        
        self.hardware_accel_var = tk.BooleanVar(value=True)
        self.create_checkbox(perf_card, "Enable hardware acceleration", self.hardware_accel_var)
        self.settings_window = SettingsWindow(self.root, self, dark_theme=True)
        self.cache_media_var = tk.BooleanVar(value=True)
        self.create_checkbox(perf_card, "Cache media files locally", self.cache_media_var)
        
        self.auto_retry_var = tk.BooleanVar(value=True)
        self.create_checkbox(perf_card, "Auto-retry failed downloads", self.auto_retry_var)
        
    def create_logs_tab_enhanced(self, notebook):
        """Create enhanced logs tab"""
        tab_frame = tk.Frame(notebook, bg=self.colors['bg_secondary'])
        notebook.add(tab_frame, text="📋 Logs")
        
        main_container = tk.Frame(tab_frame, bg=self.colors['bg_secondary'])
        main_container.pack(fill=tk.BOTH, expand=True, padx=20, pady=20)
        
        # Log header
        log_header = tk.Frame(main_container, bg=self.colors['bg_secondary'])
        log_header.pack(fill=tk.X, pady=(0, 15))
        
        tk.Label(log_header, text="📋 Application Logs", 
                font=('Segoe UI', 16, 'bold'),
                bg=self.colors['bg_secondary'], 
                fg=self.colors['text_primary']).pack(side=tk.LEFT)
        
        refresh_btn = self.create_action_button(log_header, "🔄 Refresh Logs", 
                                              self.load_logs, self.colors['accent'])
        refresh_btn.pack(side=tk.RIGHT)
        
        # Log display area
        log_container = tk.Frame(main_container, bg=self.colors['bg_tertiary'], 
                                relief=tk.FLAT, bd=2)
        log_container.pack(fill=tk.BOTH, expand=True)
        
        self.log_text = tk.Text(log_container, 
                               font=('Consolas', 9), 
                               bg=self.colors['bg_primary'], 
                               fg=self.colors['text_primary'],
                               insertbackground=self.colors['accent'],
                               selectbackground=self.colors['accent'],
                               selectforeground=self.colors['text_primary'],
                               relief=tk.FLAT, 
                               bd=10, 
                               wrap=tk.WORD)
        
        log_scrollbar = tk.Scrollbar(log_container, command=self.log_text.yview,
                                    bg=self.colors['bg_tertiary'])
        self.log_text.configure(yscrollcommand=log_scrollbar.set)
        
        self.log_text.pack(side=tk.LEFT, fill=tk.BOTH, expand=True)
        log_scrollbar.pack(side=tk.RIGHT, fill=tk.Y)
        
    def create_about_tab_enhanced(self, notebook):
        """Create enhanced about tab"""
        tab_frame = tk.Frame(notebook, bg=self.colors['bg_secondary'])
        notebook.add(tab_frame, text="ℹ️ About")
        
        main_container = tk.Frame(tab_frame, bg=self.colors['bg_secondary'])
        main_container.pack(fill=tk.BOTH, expand=True, padx=40, pady=40)
        
        # App branding section
        branding_frame = tk.Frame(main_container, bg=self.colors['bg_secondary'])
        branding_frame.pack(fill=tk.X, pady=(0, 40))
        
        # Large app icon
        icon_label = tk.Label(branding_frame, text="🎬", 
                             font=('Segoe UI Emoji', 64), 
                             bg=self.colors['bg_secondary'], 
                             fg=self.colors['accent'])
        icon_label.pack()
        
        # App title and version
        title_label = tk.Label(branding_frame, text="Digital Signage Player", 
                              font=('Segoe UI', 24, 'bold'), 
                              bg=self.colors['bg_secondary'], 
                              fg=self.colors['text_primary'])
        title_label.pack(pady=(10, 5))
        
        version_label = tk.Label(branding_frame, text="Version 2.1 - Enhanced Dark Edition", 
                                font=('Segoe UI', 12), 
                                bg=self.colors['bg_secondary'], 
                                fg=self.colors['text_secondary'])
        version_label.pack()
        
        # Feature highlights
        features_text = (
            "🚀 Features:\n"
            "• Modern dark theme interface\n"
            "• High-resolution media display\n"
            "• Remote playlist management\n"
            "• Real-time content synchronization\n"
            "• Hardware acceleration support\n"
            "• Cross-platform compatibility\n"
            "• Advanced logging and diagnostics\n\n"
            "⌨️ Keyboard Shortcuts:\n"
            "F11 - Toggle fullscreen mode\n"
            "Space - Play/Pause media\n"
            "← → - Navigate between media\n"
            "1 - Set scaling mode to Fit (maintain aspect ratio with black bars)\n"
            "2 - Set scaling mode to Fill (maintain aspect ratio, crop to fill screen)\n"
            "3 - Set scaling mode to Stretch (ignore aspect ratio, stretch to fill)\n"
            "Ctrl+S - Open settings panel\n"
            "Escape - Exit application (password protected)\n\n"
            "Built with ❤️ using Python & Tkinter"
        )
        
        features_label = tk.Label(main_container, text=features_text, 
                                 justify=tk.LEFT,
                                 font=('Segoe UI', 11), 
                                 bg=self.colors['bg_secondary'], 
                                 fg=self.colors['text_primary'],
                                 wraplength=600)
        features_label.pack(anchor=tk.W)
        
    def create_bottom_controls(self, parent):
        """Create enhanced bottom control buttons"""
        controls_frame = tk.Frame(parent, bg=self.colors['bg_secondary'], 
                                 relief=tk.FLAT, bd=1)
        controls_frame.pack(fill=tk.X, pady=(10, 0))
        
        # Left side buttons
        left_buttons = tk.Frame(controls_frame, bg=self.colors['bg_secondary'])
        left_buttons.pack(side=tk.LEFT, padx=10, pady=15)
        
        save_btn = self.create_action_button(left_buttons, "💾 Save Configuration", 
                                           self.save_config, self.colors['success'])
        save_btn.pack(side=tk.LEFT, padx=5)
        
        test_btn = self.create_action_button(left_buttons, "🔗 Test Connection", 
                                           self.test_connection, self.colors['accent'])
        test_btn.pack(side=tk.LEFT, padx=5)
        
        refresh_btn = self.create_action_button(left_buttons, "🔄 Refresh Playlist", 
                                              self.force_playlist_refresh, self.colors['warning'])
        refresh_btn.pack(side=tk.LEFT, padx=5)
        
        # Right side buttons
        right_buttons = tk.Frame(controls_frame, bg=self.colors['bg_secondary'])
        right_buttons.pack(side=tk.RIGHT, padx=10, pady=15)
        
        cancel_btn = self.create_action_button(right_buttons, "❌ Cancel", 
                                             self.window.destroy, self.colors['danger'])
        cancel_btn.pack(side=tk.RIGHT, padx=5)
        
        # Status display
        self.status_frame = tk.Frame(parent, bg=self.colors['bg_primary'])
        self.status_frame.pack(fill=tk.X, pady=(10, 0))
        
        self.connection_status = tk.Label(self.status_frame, 
                                         text="Ready to configure your digital signage settings", 
                                         bg=self.colors['bg_primary'], 
                                         fg=self.colors['text_secondary'], 
                                         font=('Segoe UI', 9))
        self.connection_status.pack(anchor=tk.W, padx=10, pady=5)
        
    def create_settings_card(self, parent, title, description):
        """Create a settings card with enhanced styling"""
        card_frame = tk.Frame(parent, bg=self.colors['bg_tertiary'], 
                             relief=tk.FLAT, bd=2)
        card_frame.pack(fill=tk.X, pady=(0, 20), padx=5)
        
        # Card header
        header_frame = tk.Frame(card_frame, bg=self.colors['bg_tertiary'])
        header_frame.pack(fill=tk.X, padx=20, pady=(15, 5))
        
        title_label = tk.Label(header_frame, text=title, 
                              font=('Segoe UI', 14, 'bold'),
                              bg=self.colors['bg_tertiary'], 
                              fg=self.colors['text_primary'])
        title_label.pack(anchor=tk.W)
        
        desc_label = tk.Label(header_frame, text=description,
                             font=('Segoe UI', 9),
                             bg=self.colors['bg_tertiary'],
                             fg=self.colors['text_secondary'])
        desc_label.pack(anchor=tk.W, pady=(2, 0))
        
        # Card content area
        content_frame = tk.Frame(card_frame, bg=self.colors['bg_tertiary'])
        content_frame.pack(fill=tk.X, padx=20, pady=(10, 15))
        
        return content_frame
        
    def create_input_field(self, parent, label_text, var_name, width=35, placeholder="", password=False):
        """Create a touch-optimized input field with virtual keyboard support"""
        field_frame = tk.Frame(parent, bg=self.colors['bg_tertiary'])
        field_frame.pack(fill=tk.X, pady=12)  # Increased padding for touch
        
        label = tk.Label(field_frame, text=label_text, 
                        font=('Segoe UI', 12, 'bold'),  # Larger font for touch
                        bg=self.colors['bg_tertiary'], 
                        fg=self.colors['text_primary'],
                        width=18, anchor='w')
        label.pack(side=tk.LEFT)
        
        # Create StringVar if it doesn't exist
        if not hasattr(self, var_name):
            setattr(self, var_name, tk.StringVar())
        
        var = getattr(self, var_name)
        
        # Use touch-optimized entry with virtual keyboard
        entry = TouchOptimizedEntry(field_frame, 
                                   virtual_keyboard=self.virtual_keyboard,
                                   textvariable=var, 
                                   width=width,
                                   font=('Segoe UI', 12),  # Larger font
                                   bg=self.colors['bg_primary'],
                                   fg=self.colors['text_primary'],
                                   insertbackground=self.colors['accent'],
                                   relief=tk.FLAT, 
                                   bd=10)  # Larger border for easier touch
        
        if password:
            entry.configure(show='*')
            
        entry.pack(side=tk.LEFT, padx=(15, 0), pady=5)
        
        # Add placeholder text effect
        if placeholder:
            self.add_placeholder(entry, placeholder)
            
        return entry
            
    def create_checkbox(self, parent, text, variable):
        """Create a checkbox with dark theme styling"""
        cb_frame = tk.Frame(parent, bg=self.colors['bg_tertiary'])
        cb_frame.pack(fill=tk.X, pady=5)
        
        checkbox = tk.Checkbutton(cb_frame, text=text, variable=variable,
                                 bg=self.colors['bg_tertiary'],
                                 fg=self.colors['text_primary'],
                                 font=('Segoe UI', 10),
                                 selectcolor=self.colors['bg_primary'],
                                 activebackground=self.colors['bg_tertiary'],
                                 activeforeground=self.colors['text_primary'])
        checkbox.pack(anchor=tk.W, padx=5)
        
    def create_action_button(self, parent, text, command, color):
        """Create a touch-optimized action button with enhanced styling"""
        button = TouchOptimizedButton(parent, 
                                     text=text, 
                                     command=command,
                                     bg=color, 
                                     fg=self.colors['text_primary'],
                                     font=('Segoe UI', 12, 'bold'),  # Larger font
                                     relief=tk.FLAT, 
                                     padx=25,  # Larger padding for touch
                                     pady=15,  # Larger padding for touch
                                     cursor='hand2',
                                     bd=3)
        
        # Add enhanced hover effects for touch feedback
        def on_enter(e):
            button.configure(bg=self.lighten_color(color), relief=tk.RAISED)
            
        def on_leave(e):
            button.configure(bg=color, relief=tk.FLAT)
            
        def on_press(e):
            button.configure(relief=tk.SUNKEN)
            
        def on_release(e):
            button.configure(relief=tk.FLAT)
            
        button.bind("<Enter>", on_enter)
        button.bind("<Leave>", on_leave)
        button.bind("<Button-1>", on_press)
        button.bind("<ButtonRelease-1>", on_release)
        
        return button
        
    def create_preset_button(self, parent, text, width, height):
        """Create a touch-optimized preset resolution button"""
        button = TouchOptimizedButton(parent, 
                                     text=text,
                                     command=lambda: self.set_resolution_preset(width, height),
                                     bg=self.colors['bg_primary'],
                                     fg=self.colors['text_primary'],
                                     font=('Segoe UI', 10, 'bold'),
                                     relief=tk.FLAT, 
                                     padx=20,  # Larger for touch
                                     pady=10,  # Larger for touch
                                     cursor='hand2')
        
        def on_enter(e):
            button.configure(bg=self.colors['accent'], relief=tk.RAISED)
            
        def on_leave(e):
            button.configure(bg=self.colors['bg_primary'], relief=tk.FLAT)
            
        def on_press(e):
            button.configure(relief=tk.SUNKEN)
            
        def on_release(e):
            button.configure(relief=tk.FLAT)
            
        button.bind("<Enter>", on_enter)
        button.bind("<Leave>", on_leave)
        button.bind("<Button-1>", on_press)
        button.bind("<ButtonRelease-1>", on_release)
        
        return button
        
    def add_placeholder(self, entry, placeholder_text):
        """Add placeholder text to entry widget"""
        entry.insert(0, placeholder_text)
        entry.configure(fg=self.colors['text_muted'])
        
        def on_focus_in(event):
            if entry.get() == placeholder_text:
                entry.delete(0, tk.END)
                entry.configure(fg=self.colors['text_primary'])
                
        def on_focus_out(event):
            if not entry.get():
                entry.insert(0, placeholder_text)
                entry.configure(fg=self.colors['text_muted'])
                
        entry.bind('<FocusIn>', on_focus_in)
        entry.bind('<FocusOut>', on_focus_out)
        
    def lighten_color(self, color):
        """Lighten a hex color for hover effects"""
        color = color.lstrip('#')
        rgb = tuple(int(color[i:i+2], 16) for i in (0, 2, 4))
        lighter_rgb = tuple(min(255, int(c * 1.2)) for c in rgb)
        return f"#{lighter_rgb[0]:02x}{lighter_rgb[1]:02x}{lighter_rgb[2]:02x}"
        
    def center_window_on_screen(self, window, width, height):
        """Center a window on screen regardless of screen size"""
        window.update_idletasks()  # Ensure geometry is calculated
        screen_width = window.winfo_screenwidth()
        screen_height = window.winfo_screenheight()
        
        # Calculate center position
        center_x = int((screen_width - width) / 2)
        center_y = int((screen_height - height) / 2)
        
        # Ensure the window doesn't go off-screen on smaller displays
        center_x = max(0, min(center_x, screen_width - width))
        center_y = max(0, min(center_y, screen_height - height))
        
        window.geometry(f"{width}x{height}+{center_x}+{center_y}")
        
        # Bring to front and focus
        window.lift()
        window.focus_force()
        
        return center_x, center_y
        
    def setup_touch_optimization(self):
        """Setup touch-friendly optimizations"""
        # Hide virtual keyboard when clicking outside input fields
        def hide_keyboard_on_click(event):
            # Check if click is not on an entry widget
            if not isinstance(event.widget, (tk.Entry, TouchOptimizedEntry)):
                self.virtual_keyboard.hide_keyboard()
        
        self.window.bind("<Button-1>", hide_keyboard_on_click, "+")
        
        # Make window touch-friendly by increasing minimum size
        self.window.minsize(800, 600)
        
        # Override window close to hide keyboard first
        original_destroy = self.window.destroy
        def enhanced_destroy():
            self.virtual_keyboard.hide_keyboard()
            original_destroy()
        
        self.window.destroy = enhanced_destroy
        self.window.protocol("WM_DELETE_WINDOW", enhanced_destroy)
        
    def set_resolution_preset(self, width, height):
        """Set resolution to preset values with visual feedback"""
        self.screen_w_var.set(width)
        self.screen_h_var.set(height)
        self.connection_status.configure(
            text=f"✅ Resolution preset applied: {width}x{height}",
            fg=self.colors['success']
        )
        
        # Reset status color after 3 seconds
        self.window.after(3000, lambda: self.connection_status.configure(
            fg=self.colors['text_secondary']
        ))
        
    def load_config(self):
        """Load current configuration with enhanced feedback"""
        try:
            Logger.info("Loading configuration in enhanced settings window")
            config = load_config()
            Logger.info(f"Config loaded: {config}")
            
            # Set values for connection settings
            if hasattr(self, 'screen_name_var'):
                self.screen_name_var.set(config.get('screen_name', ''))
            if hasattr(self, 'server_ip_var'):
                self.server_ip_var.set(config.get('server_ip', ''))
            if hasattr(self, 'port_var'):
                self.port_var.set(config.get('port', '8880'))
            if hasattr(self, 'quickconnect_var'):
                self.quickconnect_var.set(config.get('quickconnect_key', ''))
                
            # Set values for display settings
            if hasattr(self, 'screen_w_var'):
                self.screen_w_var.set(config.get('screen_w', '1920'))
            if hasattr(self, 'screen_h_var'):
                self.screen_h_var.set(config.get('screen_h', '1080'))
            if hasattr(self, 'scaling_mode_var'):
                self.scaling_mode_var.set(config.get('scaling_mode', 'fit'))
            
            # Set values for advanced settings
            if hasattr(self, 'refresh_interval_var'):
                self.refresh_interval_var.set(config.get('refresh_interval', '15'))
            if hasattr(self, 'hardware_accel_var'):
                self.hardware_accel_var.set(config.get('hardware_acceleration', True))
            if hasattr(self, 'cache_media_var'):
                self.cache_media_var.set(config.get('cache_media', True))
            if hasattr(self, 'auto_retry_var'):
                self.auto_retry_var.set(config.get('auto_retry', True))
            
            # Update status with success message
            if hasattr(self, 'connection_status'):
                self.connection_status.configure(
                    text="✅ Configuration loaded successfully",
                    fg=self.colors['success']
                )
                # Reset status color after 3 seconds
                self.window.after(3000, lambda: self.connection_status.configure(
                    fg=self.colors['text_secondary']
                ))
            
            Logger.info("Configuration values loaded successfully in enhanced settings")
            
        except Exception as e:
            Logger.error(f"Failed to load config in enhanced settings: {e}")
            
            # Set default values if loading fails
            if hasattr(self, 'screen_name_var'):
                self.screen_name_var.set('')
            if hasattr(self, 'server_ip_var'):
                self.server_ip_var.set('')
            if hasattr(self, 'port_var'):
                self.port_var.set('8880')
            if hasattr(self, 'quickconnect_var'):
                self.quickconnect_var.set('')
            if hasattr(self, 'screen_w_var'):
                self.screen_w_var.set('1920')
            if hasattr(self, 'screen_h_var'):
                self.screen_h_var.set('1080')
                
            # Set advanced defaults
            if hasattr(self, 'refresh_interval_var'):
                self.refresh_interval_var.set('15')
            if hasattr(self, 'hardware_accel_var'):
                self.hardware_accel_var.set(True)
            if hasattr(self, 'cache_media_var'):
                self.cache_media_var.set(True)
            if hasattr(self, 'auto_retry_var'):
                self.auto_retry_var.set(True)
            
            # Show error message with enhanced styling
            if hasattr(self, 'connection_status'):
                self.connection_status.configure(
                    text=f"⚠️ Warning: Could not load existing config: {str(e)[:50]}...",
                    fg=self.colors['warning']
                )
        
    def save_config(self):
        """Save configuration with enhanced feedback"""
        try:
            # Load existing config or create new one
            try:
                config = load_config()
            except:
                config = {}
            
            # Update with new values from the enhanced interface
            if hasattr(self, 'screen_name_var'):
                config['screen_name'] = self.screen_name_var.get()
            if hasattr(self, 'server_ip_var'):
                config['server_ip'] = self.server_ip_var.get()
            if hasattr(self, 'port_var'):
                config['port'] = self.port_var.get()
            if hasattr(self, 'quickconnect_var'):
                config['quickconnect_key'] = self.quickconnect_var.get()
            if hasattr(self, 'screen_w_var'):
                config['screen_w'] = self.screen_w_var.get()
            if hasattr(self, 'screen_h_var'):
                config['screen_h'] = self.screen_h_var.get()
            
            # Save advanced settings if they exist
            if hasattr(self, 'refresh_interval_var'):
                config['refresh_interval'] = self.refresh_interval_var.get()
            if hasattr(self, 'hardware_accel_var'):
                config['hardware_acceleration'] = self.hardware_accel_var.get()
            if hasattr(self, 'cache_media_var'):
                config['cache_media'] = self.cache_media_var.get()
            if hasattr(self, 'auto_retry_var'):
                config['auto_retry'] = self.auto_retry_var.get()
            
            # Save display settings
            if hasattr(self, 'scaling_mode_var'):
                config['scaling_mode'] = self.scaling_mode_var.get()
                # Also update the main app's scaling mode
                if hasattr(self.app, 'scaling_mode'):
                    self.app.scaling_mode = self.scaling_mode_var.get()
            
            # Ensure directory exists
            config_dir = os.path.dirname(CONFIG_FILE)
            os.makedirs(config_dir, exist_ok=True)
            
            with open(CONFIG_FILE, 'w') as f:
                json.dump(config, f, indent=4)
                
            Logger.info(f"Enhanced configuration saved to {CONFIG_FILE}")
            
            # Show enhanced success message
            self.show_enhanced_success_message("Configuration saved successfully!")
            
            # Ask if user wants to refresh playlist now
            if messagebox.askyesno("Refresh Playlist", 
                                  "Configuration saved! Would you like to refresh the playlist from server now?",
                                  icon='question'):
                self.force_playlist_refresh()
                
            self.window.destroy()
            
        except Exception as e:
            Logger.error(f"Failed to save enhanced configuration: {e}")
            self.show_enhanced_error_message(f"Failed to save configuration: {e}")
            
    def show_enhanced_success_message(self, message):
        """Show an enhanced success message with dark theme"""
        success_window = tk.Toplevel(self.window)
        success_window.title("Success")
        success_window.geometry("400x150")
        success_window.configure(bg=self.colors['bg_primary'])
        success_window.transient(self.window)
        success_window.grab_set()
        success_window.resizable(False, False)
        
        # Center the window using helper method
        self.center_window_on_screen(success_window, 400, 150)
        
        # Main frame
        main_frame = tk.Frame(success_window, bg=self.colors['bg_primary'], padx=30, pady=20)
        main_frame.pack(fill=tk.BOTH, expand=True)
        
        # Success icon
        icon_label = tk.Label(main_frame, text="✅", font=('Segoe UI Emoji', 32), 
                             fg=self.colors['success'], bg=self.colors['bg_primary'])
        icon_label.pack(pady=(0, 10))
        
        # Success message
        msg_label = tk.Label(main_frame, text=message, font=('Segoe UI', 12, 'bold'), 
                            fg=self.colors['text_primary'], bg=self.colors['bg_primary'],
                            wraplength=340, justify=tk.CENTER)
        msg_label.pack(pady=(0, 20))
        
        # OK button
        ok_btn = self.create_action_button(main_frame, "OK", success_window.destroy, 
                                         self.colors['success'])
        ok_btn.pack()
        
        # Auto-close after 3 seconds
        success_window.after(3000, success_window.destroy)
        
    def show_enhanced_error_message(self, message):
        """Show an enhanced error message with dark theme"""
        error_window = tk.Toplevel(self.window)
        error_window.title("Error")
        error_window.geometry("400x150")
        error_window.configure(bg=self.colors['bg_primary'])
        error_window.transient(self.window)
        error_window.grab_set()
        error_window.resizable(False, False)
        
        # Center the window using helper method
        self.center_window_on_screen(error_window, 400, 150)
        
        # Main frame
        main_frame = tk.Frame(error_window, bg=self.colors['bg_primary'], padx=30, pady=20)
        main_frame.pack(fill=tk.BOTH, expand=True)
        
        # Error icon
        icon_label = tk.Label(main_frame, text="❌", font=('Segoe UI Emoji', 32), 
                             fg=self.colors['danger'], bg=self.colors['bg_primary'])
        icon_label.pack(pady=(0, 10))
        
        # Error message
        msg_label = tk.Label(main_frame, text=message, font=('Segoe UI', 11), 
                            fg=self.colors['text_primary'], bg=self.colors['bg_primary'],
                            wraplength=340, justify=tk.CENTER)
        msg_label.pack(pady=(0, 20))
        
        # OK button
        ok_btn = self.create_action_button(main_frame, "OK", error_window.destroy, 
                                         self.colors['danger'])
        ok_btn.pack()
            
    def show_success_message(self, message):
        """Show a modern success message"""
        success_window = tk.Toplevel(self.window)
        success_window.title("Success")
        success_window.geometry("300x120")
        success_window.configure(bg='#2d5a2d')
        success_window.transient(self.window)
        success_window.grab_set()
        
        # Center the window using helper method
        self.center_window_on_screen(success_window, 300, 120)
        
        # Success icon and message
        icon_label = tk.Label(success_window, text="✓", font=('Arial', 24, 'bold'), 
                             fg='white', bg='#2d5a2d')
        icon_label.pack(pady=10)
        
        msg_label = tk.Label(success_window, text=message, font=('Arial', 10), 
                            fg='white', bg='#2d5a2d', wraplength=250)
        msg_label.pack(pady=5)
        
        ok_btn = tk.Button(success_window, text="OK", command=success_window.destroy,
                          bg='#4d7d4d', fg='white', font=('Arial', 10, 'bold'),
                          relief=tk.FLAT, padx=20, pady=5)
        ok_btn.pack(pady=10)
        
    def force_playlist_refresh(self):
        """Force refresh of playlist from server"""
        try:
            # Show connection message
            self.connection_status.configure(text="Refreshing playlist from server...")
            self.window.update()
            
            # Fetch server playlist
            server_playlist_data = fetch_server_playlist()
            server_playlist = server_playlist_data.get('playlist', [])
            server_version = server_playlist_data.get('version', 0)
            
            if server_playlist:
                # Clean old files
                local_playlist_data = load_local_playlist()
                clean_unused_files(local_playlist_data.get('playlist', []))
                
                # Download new content
                download_media_files(server_playlist, server_version)
                update_config_playlist_version(server_version)
                
                # Let the app know to reload
                self.app.playlist = load_local_playlist().get('playlist', [])
                self.app.current_index = 0  # Reset to beginning
                
                self.connection_status.configure(text=f"Playlist refreshed! Downloaded {len(server_playlist)} media files.")
                
                # Force the app to play the current media
                if self.app.playlist:
                    self.app.play_current_media()
            else:
                self.connection_status.configure(text="Server returned empty playlist. Check server connection settings.")
                
        except Exception as e:
            self.connection_status.configure(text=f"Error refreshing playlist: {str(e)[:50]}...")
            Logger.error(f"Failed to refresh playlist: {e}")
            
    def test_connection(self):
        """Test server connection"""
        try:
            self.connection_status.configure(text="Testing connection...")
            self.window.update()
            
            server_ip = self.server_ip_var.get()
            port = self.port_var.get()
            screen_name = self.screen_name_var.get()
            quickconnect = self.quickconnect_var.get()
            
            if not all([server_ip, port, screen_name, quickconnect]):
                self.connection_status.configure(text="Please fill all connection fields")
                return
                
            url = f"http://{server_ip}:{port}/api/playlists"
            params = {
                'hostname': screen_name,
                'quickconnect_code': quickconnect
            }
            
            response = requests.get(url, params=params, timeout=10)
            
            if response.status_code == 200:
                data = response.json()
                version = data.get('playlist_version', 'Unknown')
                num_items = len(data.get('playlist', []))
                self.connection_status.configure(
                    text=f"✓ Connected! Server playlist version: {version}, {num_items} media items available"
                )
            else:
                self.connection_status.configure(
                    text=f"✗ Connection failed (Status: {response.status_code})"
                )
                
        except Exception as e:
            self.connection_status.configure(text=f"✗ Connection error: {str(e)[:50]}...")
            
    def load_logs(self):
        """Load recent log entries"""
        try:
            # Update to use the resources directory
            log_file = os.path.join(os.path.dirname(os.path.dirname(__file__)), 'resources', 'log.txt')
            
            if os.path.exists(log_file):
                with open(log_file, 'r') as f:
                    lines = f.readlines()
                    
                # Show last 20 lines
                recent_lines = lines[-20:] if len(lines) > 20 else lines
                
                self.log_text.delete(1.0, tk.END)
                self.log_text.insert(tk.END, ''.join(recent_lines))
                self.log_text.see(tk.END)
            else:
                self.log_text.delete(1.0, tk.END)
                self.log_text.insert(tk.END, "No log file found")
                
        except Exception as e:
            self.log_text.delete(1.0, tk.END)
            self.log_text.insert(tk.END, f"Error loading logs: {e}")
            
    def load_playlist_view(self):
        """Load playlist items into treeview"""
        try:
            # Clear existing items
            for item in self.playlist_view.get_children():
                self.playlist_view.delete(item)
        except Exception as e:
            Logger.error(f"Failed to load playlist view: {e}")
            messagebox.showerror("Error", f"Failed to load playlist: {e}")
    
    def show_video_placeholder(self, filename, duration):
        """Show placeholder for video files"""
        self.image_label.config(image='')
        self.status_label.config(text="")  # Clear any status text for cleaner display
        
        # Schedule next media
        self.auto_advance_timer = self.root.after(
            int(duration * 1000),
            self.next_media
        )