#!/usr/bin/env python
"""
Prostoy test skript dlya proverki ConfigurableKitOptionAttribute
bez Unicode simvolov
"""
import os
import sys
import django

os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'myproject.settings')
django.setup()

from products.models.kits import (
    ConfigurableKitProduct,
    ConfigurableKitOption,
    ConfigurableKitProductAttribute,
    ConfigurableKitOptionAttribute,
    ProductKit
)
from django_tenants.utils import tenant_context
from tenants.models import Client

try:
    client = Client.objects.get(schema_name='grach')
    print(f"OK: Found tenant: {client.name} (schema: {client.schema_name})\n")
except Client.DoesNotExist:
    print("ERROR: Tenant 'grach' not found")
    print("Available tenants:")
    for c in Client.objects.all():
        print(f"   - {c.name} ({c.schema_name})")
    sys.exit(1)

with tenant_context(client):
    print("=" * 70)
    print("TEST: ConfigurableKitOptionAttribute M2M Model")
    print("=" * 70)

    # Test 1: Check models exist
    print("\n1. Checking if models exist...")
    try:
        # Try to get a ConfigurableKitProduct
        products = ConfigurableKitProduct.objects.filter(name__icontains="test").first()
        if products:
            print(f"   OK: Found ConfigurableKitProduct: {products.name}")
        else:
            print("   INFO: No test ConfigurableKitProduct found")

        # Check ConfigurableKitProductAttribute exists
        attrs = ConfigurableKitProductAttribute.objects.all()
        print(f"   OK: ConfigurableKitProductAttribute model exists. Count: {attrs.count()}")

        # Check ConfigurableKitOptionAttribute exists
        opt_attrs = ConfigurableKitOptionAttribute.objects.all()
        print(f"   OK: ConfigurableKitOptionAttribute model exists. Count: {opt_attrs.count()}")
    except Exception as e:
        print(f"   ERROR: {e}")
        import traceback
        traceback.print_exc()
        sys.exit(1)

    # Test 2: Check M2M relationships
    print("\n2. Checking M2M relationships...")
    try:
        # Get a sample variant
        option = ConfigurableKitOption.objects.first()
        if option:
            print(f"   OK: Found option: {option.id} for parent: {option.parent.name}")

            # Check if we can access attributes_set
            attr_set = option.attributes_set.all()
            print(f"   OK: Can access attributes_set. Count: {attr_set.count()}")

            # Check if we can reverse access
            if attr_set.exists():
                opt_attr = attr_set.first()
                print(f"   OK: Can access option_attr.option: {opt_attr.option.id}")
                print(f"   OK: Can access option_attr.attribute: {opt_attr.attribute.id}")
        else:
            print("   INFO: No ConfigurableKitOption found")
    except Exception as e:
        print(f"   ERROR: {e}")
        import traceback
        traceback.print_exc()
        sys.exit(1)

    # Test 3: Check form validation logic
    print("\n3. Checking form validation setup...")
    try:
        from products.forms import ConfigurableKitOptionForm

        # Create a test form with instance
        option = ConfigurableKitOption.objects.filter(
            parent__parent_attributes__isnull=False
        ).first()

        if option:
            form = ConfigurableKitOptionForm(instance=option)
            print(f"   OK: Form created for option with parent: {option.parent.name}")

            # Check dynamically generated fields
            dynamic_fields = [f for f in form.fields if f.startswith('attribute_')]
            print(f"   OK: Found {len(dynamic_fields)} dynamic attribute fields:")
            for field_name in dynamic_fields:
                print(f"      - {field_name}")
        else:
            print("   INFO: No option with parent attributes found")
    except Exception as e:
        print(f"   ERROR: {e}")
        import traceback
        traceback.print_exc()
        sys.exit(1)

    # Test 4: Check view integration
    print("\n4. Checking view imports...")
    try:
        from products.views.configurablekit_views import (
            ConfigurableKitProductCreateView,
            ConfigurableKitProductUpdateView
        )
        print("   OK: Views imported successfully")
        print("   OK: ConfigurableKitProductCreateView available")
        print("   OK: ConfigurableKitProductUpdateView available")
    except Exception as e:
        print(f"   ERROR: {e}")
        import traceback
        traceback.print_exc()
        sys.exit(1)

    print("\n" + "=" * 70)
    print("OK: ALL TESTS PASSED! Implementation is ready for testing.")
    print("=" * 70)