#!/usr/bin/env python3
"""
Test script to verify invoice routing is working
Run this to check if all invoice endpoints are accessible
"""

import os
import sys

# Add the app directory to the Python path
sys.path.insert(0, '/app')

def test_imports():
    """Test if all required modules can be imported"""
    try:
        from app import create_app
        from app.routes.invoices import invoices_bp
        print("✓ All imports successful")
        return True
    except Exception as e:
        print(f"✗ Import failed: {e}")
        return False

def test_blueprint_routes():
    """Test if the blueprint has all required routes"""
    try:
        from app.routes.invoices import invoices_bp
        
        # Check if the blueprint has the required routes
        required_routes = [
            'list_invoices',
            'create_invoice', 
            'view_invoice',
            'edit_invoice',
            'update_invoice_status',
            'delete_invoice',
            'generate_from_time',
            'export_invoice_csv',
            'export_invoice_pdf',
            'duplicate_invoice'
        ]
        
        print("\nChecking blueprint routes:")
        all_routes_ok = True
        
        # Get the actual view functions from the blueprint
        view_functions = invoices_bp.view_functions
        
        for route_name in required_routes:
            if route_name in view_functions:
                print(f"✓ {route_name}")
            else:
                print(f"✗ {route_name}")
                all_routes_ok = False
        
        return all_routes_ok
        
    except Exception as e:
        print(f"✗ Route check failed: {e}")
        return False

def test_url_generation():
    """Test if URLs can be generated for all routes"""
    try:
        from app import create_app
        from app.routes.invoices import invoices_bp
        
        # Create a test app context
        app = create_app()
        
        with app.app_context():
            from flask import url_for
            
            # Test URL generation for key routes
            test_urls = [
                ('invoices.list_invoices', {}),
                ('invoices.create_invoice', {}),
                ('invoices.view_invoice', {'invoice_id': 1}),
                ('invoices.edit_invoice', {'invoice_id': 1}),
                ('invoices.update_invoice_status', {'invoice_id': 1}),
                ('invoices.delete_invoice', {'invoice_id': 1}),
                ('invoices.generate_from_time', {'invoice_id': 1}),
                ('invoices.export_invoice_csv', {'invoice_id': 1}),
                ('invoices.export_invoice_pdf', {'invoice_id': 1}),
                ('invoices.duplicate_invoice', {'invoice_id': 1})
            ]
            
            print("\nTesting URL generation:")
            all_urls_ok = True
            
            for endpoint, values in test_urls:
                try:
                    url = url_for(endpoint, **values)
                    print(f"✓ {endpoint}: {url}")
                except Exception as e:
                    print(f"✗ {endpoint}: {e}")
                    all_urls_ok = False
            
            return all_urls_ok
            
    except Exception as e:
        print(f"✗ URL generation test failed: {e}")
        return False

def main():
    print("=== Invoice Routing Test ===")
    
    # Test imports
    if not test_imports():
        print("\n✗ Import test failed - cannot continue")
        return
    
    # Test blueprint routes
    routes_ok = test_blueprint_routes()
    
    # Test URL generation
    urls_ok = test_url_generation()
    
    # Summary
    print("\n=== Summary ===")
    if routes_ok and urls_ok:
        print("✓ All invoice routing tests passed")
        print("✓ Application should work correctly")
    else:
        print("⚠ Some routing tests failed")
        print("⚠ Check the errors above")
    
    print("\n=== Recommendations ===")
    if not routes_ok:
        print("1. Check blueprint route definitions")
        print("2. Verify function names match route names")
    
    if not urls_ok:
        print("1. Check URL generation in templates")
        print("2. Verify endpoint names in url_for() calls")
        print("3. Check if all required parameters are provided")

if __name__ == '__main__':
    main()