"""
Test script to verify app.py portability logic
Simulates app.py being in different locations
"""

from pathlib import Path
import sys

def test_portability_logic(app_location):
    """Test the portability logic as if app.py was at app_location"""
    
    # Simulate app.py's __file__ being at app_location
    print(f"\n📍 Testing with app.py at: {app_location}")
    print("-" * 60)
    
    # This is the exact logic from app.py
    webapp_parent = app_location.parent.parent
    if (webapp_parent / 'config').exists():
        PROJECT_ROOT = webapp_parent
        location_type = "Original location (webapp/)"
    else:
        # app.py was moved - find project root by searching for config/
        PROJECT_ROOT = app_location.parent
        while PROJECT_ROOT != PROJECT_ROOT.parent:  # Until root of filesystem
            if (PROJECT_ROOT / 'config').exists() and (PROJECT_ROOT / 'src').exists():
                break
            PROJECT_ROOT = PROJECT_ROOT.parent
        location_type = "Moved location (outside webapp/)"
    
    # Determine webapp folder (for templates/static/uploads)
    WEBAPP_FOLDER = PROJECT_ROOT / 'webapp'
    
    # Print results
    print(f"Location type: {location_type}")
    print(f"PROJECT_ROOT: {PROJECT_ROOT}")
    print(f"WEBAPP_FOLDER: {WEBAPP_FOLDER}")
    
    # Verify all required folders exist
    required_folders = ['config', 'src', 'webapp', 'ai_models', 'docs']
    all_exist = True
    print(f"\nRequired folders check:")
    for folder in required_folders:
        exists = (PROJECT_ROOT / folder).exists()
        status = "✓" if exists else "✗"
        print(f"  {status} {folder}")
        all_exist = all_exist and exists
    
    # Check template and static folders
    print(f"\nFlask folders check:")
    templates_exist = (WEBAPP_FOLDER / 'templates').exists()
    static_exist = (WEBAPP_FOLDER / 'static').exists()
    print(f"  {'✓' if templates_exist else '✗'} templates/")
    print(f"  {'✓' if static_exist else '✗'} static/")
    
    return all_exist and templates_exist and static_exist

# Test 1: Original location (webapp/app.py)
project_root = Path(__file__).parent
result1 = test_portability_logic(project_root / 'webapp' / 'app.py')

# Test 2: Moved to project root (app.py)
result2 = test_portability_logic(project_root / 'app.py')

# Test 3: Moved to src (src/app.py)
result3 = test_portability_logic(project_root / 'src' / 'app.py')

# Summary
print("\n" + "=" * 60)
print("PORTABILITY TEST SUMMARY")
print("=" * 60)
print(f"✓ Original location (webapp/app.py):  {'PASS' if result1 else 'FAIL'}")
print(f"{'✓' if result2 else '✗'} Moved to root (app.py):           {'PASS' if result2 else 'FAIL'}")
print(f"{'✓' if result3 else '✗'} Moved to src (src/app.py):       {'PASS' if result3 else 'FAIL'}")

if result1 and result2 and result3:
    print("\n✅ app.py IS PORTABLE - Can be used anywhere in the project!")
else:
    print("\n❌ app.py is NOT fully portable")