"""
Test script to generate a quality test label
This script creates a test label with all features to verify quality improvements
"""

import sys
import os

# Add parent directory to path
sys.path.insert(0, os.path.dirname(os.path.abspath(__file__)))

from print_label import create_label_pdf, get_available_printers, print_to_printer
import datetime

def generate_quality_test_label():
    """Generate a test label to verify quality improvements"""
    
    print("=" * 60)
    print("  Label Quality Test - Verification Script")
    print("=" * 60)
    print()
    
    # Test data with varied character types
    test_data = {
        'article': 'TEST-123-ABC',      # Mixed alphanumeric
        'nr_art': '999988887777',        # All numeric (barcode test)
        'serial': 'SN-2026-XY-001'      # Complex serial number
    }
    
    # Create test label string
    label_text = f"{test_data['article']};{test_data['nr_art']};{test_data['serial']}"
    
    print("Test Label Data:")
    print(f"  Nr. Comanda: {test_data['article']}")
    print(f"  Nr. Art.:    {test_data['nr_art']}")
    print(f"  Serial No.:  {test_data['serial']}")
    print()
    
    # Generate PDF
    print("Generating high-quality test label PDF...")
    try:
        pdf_path = create_label_pdf(label_text)
        
        if pdf_path and os.path.exists(pdf_path):
            print(f"✅ PDF generated successfully!")
            print(f"   Location: {pdf_path}")
            print()
            
            # Get file size
            file_size = os.path.getsize(pdf_path)
            print(f"   File size: {file_size:,} bytes")
            
            # Larger file size indicates uncompressed, higher quality
            if file_size > 50000:  # > 50 KB suggests good quality
                print("   ✅ Good file size (uncompressed for quality)")
            else:
                print("   ⚠️  Small file size (may be compressed)")
            print()
            
            # Ask if user wants to print
            print("Available printers:")
            printers = get_available_printers()
            for idx, printer in enumerate(printers, 1):
                print(f"  {idx}. {printer}")
            print()
            
            response = input("Print test label? (Y/N): ").strip().upper()
            
            if response == 'Y':
                print()
                printer_idx = input(f"Select printer (1-{len(printers)}): ").strip()
                
                try:
                    printer_idx = int(printer_idx) - 1
                    if 0 <= printer_idx < len(printers):
                        selected_printer = printers[printer_idx]
                        print(f"\nPrinting to: {selected_printer}")
                        print("Please wait...")
                        
                        success = print_to_printer(selected_printer, pdf_path)
                        
                        if success:
                            print("\n✅ Print job sent successfully!")
                            print()
                            print("Quality Check Checklist:")
                            print("  □ Is text sharp and readable?")
                            print("  □ Is the checkmark image crisp?")
                            print("  □ Are there no pixelation artifacts?")
                            print()
                            print("If quality is still poor:")
                            print("  1. Run: .\\configure_printer_quality.ps1")
                            print("  2. Adjust printer darkness/density")
                            print("  3. Check printer driver is up to date")
                            print("  4. Verify correct label material is loaded")
                        else:
                            print("\n⚠️  Print job may have failed")
                    else:
                        print("Invalid printer selection")
                except ValueError:
                    print("Invalid input")
            else:
                print("\nPrint skipped. You can print the PDF manually from:")
                print(f"  {pdf_path}")
            
            print()
            print("=" * 60)
            print("Quality Test Information:")
            print("=" * 60)
            print()
            print("This test label uses the following quality settings:")
            print("  • DPI: 1200 (increased from 600)")
            print("  • Font Size: 8pt (increased from 6pt)")
            print("  • PDF Compression: Disabled (was enabled)")
            print("  • Image Mode: RGB (was Grayscale)")
            print("  • Image Resampling: Modern API (fixed)")
            print()
            print("Expected improvements:")
            print("  ✓ Sharper, more legible text")
            print("  ✓ Crisper image rendering")
            print("  ✓ Better contrast and clarity")
            print()
            print("See PRINT_QUALITY_IMPROVEMENTS.md for full details")
            print()
            
        else:
            print("❌ Failed to generate PDF")
            return False
            
    except Exception as e:
        print(f"❌ Error generating test label: {e}")
        import traceback
        traceback.print_exc()
        return False
    
    return True

if __name__ == "__main__":
    print()
    success = generate_quality_test_label()
    print()
    
    if not success:
        print("Test failed. Please check error messages above.")
        sys.exit(1)
    else:
        print("Test completed successfully!")
        sys.exit(0)