#!/usr/bin/env python3
"""
Verification script to confirm the deduplication fix is working
This runs inside the inventory service container to test the actual implementation
"""

import asyncio
import redis.asyncio as aioredis
import json
from datetime import datetime
from uuid import UUID

# Mock the required components
class MockConfig:
    SERVICE_NAME = "test-inventory-service"
    REDIS_URL = "redis://redis_pass123@172.20.0.10:6379/0"
    DATABASE_URL = "mock://test"
    RABBITMQ_URL = "mock://test"

class MockDatabaseManager:
    def get_session(self):
        return self
    async def __aenter__(self):
        return self
    async def __aexit__(self, *args):
        pass

class MockRabbitMQClient:
    def __init__(self, *args):
        self.connected = True
    async def connect(self):
        pass
    async def disconnect(self):
        pass
    async def publish_event(self, *args, **kwargs):
        print(f"📤 Mock publish: Would send alert to RabbitMQ")
        return True

async def test_deduplication_in_container():
    """Test the actual deduplication logic using the fixed implementation"""

    print("🧪 Testing Alert Deduplication Fix")
    print("=" * 50)

    # Import the actual BaseAlertService with our fix
    import sys
    sys.path.append('/app')
    from shared.alerts.base_service import BaseAlertService

    class TestInventoryAlertService(BaseAlertService):
        def __init__(self):
            self.config = MockConfig()
            self.db_manager = MockDatabaseManager()
            self.rabbitmq_client = MockRabbitMQClient()
            self.redis = None
            self._items_published = 0
            self._checks_performed = 0
            self._errors_count = 0

        def setup_scheduled_checks(self):
            pass

        async def start(self):
            # Connect to Redis for deduplication testing
            self.redis = await aioredis.from_url(self.config.REDIS_URL)
            print(f"✅ Connected to Redis for testing")

        async def stop(self):
            if self.redis:
                await self.redis.aclose()

    # Create test service
    service = TestInventoryAlertService()
    await service.start()

    try:
        tenant_id = UUID('c464fb3e-7af2-46e6-9e43-85318f34199a')

        print("\\n1️⃣ Testing Overstock Alert Deduplication")
        print("-" * 40)

        # First overstock alert
        overstock_alert = {
            'type': 'overstock_warning',
            'severity': 'medium',
            'title': '📦 Exceso de Stock: Test Croissant',
            'message': 'Stock actual 150.0kg excede máximo 100.0kg.',
            'actions': ['Revisar caducidades'],
            'metadata': {
                'ingredient_id': 'test-croissant-123',
                'current_stock': 150.0,
                'maximum_stock': 100.0
            }
        }

        # Send first alert - should succeed
        result1 = await service.publish_item(tenant_id, overstock_alert.copy(), 'alert')
        print(f"First overstock alert: {'✅ Published' if result1 else '❌ Blocked'}")

        # Send duplicate alert - should be blocked
        result2 = await service.publish_item(tenant_id, overstock_alert.copy(), 'alert')
        print(f"Duplicate overstock alert: {'❌ Published (ERROR!)' if result2 else '✅ Blocked (SUCCESS!)'}")

        print("\\n2️⃣ Testing Different Ingredient - Should Pass")
        print("-" * 40)

        # Different ingredient - should succeed
        overstock_alert2 = overstock_alert.copy()
        overstock_alert2['title'] = '📦 Exceso de Stock: Test Harina'
        overstock_alert2['metadata'] = {
            'ingredient_id': 'test-harina-456',  # Different ingredient
            'current_stock': 200.0,
            'maximum_stock': 150.0
        }

        result3 = await service.publish_item(tenant_id, overstock_alert2, 'alert')
        print(f"Different ingredient alert: {'✅ Published' if result3 else '❌ Blocked (ERROR!)'}")

        print("\\n3️⃣ Testing Expired Products Deduplication")
        print("-" * 40)

        # Expired products alert
        expired_alert = {
            'type': 'expired_products',
            'severity': 'urgent',
            'title': '🗑️ Productos Caducados Test',
            'message': '3 productos han caducado.',
            'actions': ['Retirar inmediatamente'],
            'metadata': {
                'expired_items': [
                    {'id': 'expired-1', 'name': 'Leche', 'stock_id': 'stock-1'},
                    {'id': 'expired-2', 'name': 'Huevos', 'stock_id': 'stock-2'}
                ]
            }
        }

        # Send first expired products alert - should succeed
        result4 = await service.publish_item(tenant_id, expired_alert.copy(), 'alert')
        print(f"First expired products alert: {'✅ Published' if result4 else '❌ Blocked'}")

        # Send duplicate expired products alert - should be blocked
        result5 = await service.publish_item(tenant_id, expired_alert.copy(), 'alert')
        print(f"Duplicate expired products alert: {'❌ Published (ERROR!)' if result5 else '✅ Blocked (SUCCESS!)'}")

        print("\\n📊 Test Results Summary")
        print("=" * 50)

        unique_published = sum([result1, result3, result4])  # Should be 3
        duplicates_blocked = sum([not result2, not result5])  # Should be 2

        print(f"✅ Unique alerts published: {unique_published}/3")
        print(f"🚫 Duplicate alerts blocked: {duplicates_blocked}/2")

        if unique_published == 3 and duplicates_blocked == 2:
            print("\\n🎉 SUCCESS: Deduplication fix is working correctly!")
            print("   • All unique alerts were published")
            print("   • All duplicate alerts were blocked")
            print("   • The duplicate alert issue should be resolved")
        else:
            print("\\n❌ ISSUE: Deduplication is not working as expected")

        # Show Redis keys for verification
        print("\\n🔍 Deduplication Keys in Redis:")
        keys = await service.redis.keys("item_sent:*")
        for key in keys:
            ttl = await service.redis.ttl(key)
            decoded_key = key.decode() if isinstance(key, bytes) else key
            print(f"   • {decoded_key} (TTL: {ttl}s)")

    finally:
        await service.stop()
        print("\\n✅ Test completed and cleaned up")

if __name__ == "__main__":
    asyncio.run(test_deduplication_in_container())