"""
Shopify Adapter
Phase 6: Site Integration & Multi-Destination Publishing

Adapter for publishing content to Shopify.
Skeleton implementation - to be fully implemented in future.
"""
import logging
from typing import Dict, Any
from datetime import datetime

from igny8_core.business.publishing.services.adapters.base_adapter import BaseAdapter

logger = logging.getLogger(__name__)


class ShopifyAdapter(BaseAdapter):
    """
    Adapter for publishing content to Shopify.
    Skeleton implementation - full implementation pending.
    """
    
    def publish(
        self,
        content: Any,
        destination_config: Dict[str, Any]
    ) -> Dict[str, Any]:
        """
        Publish content to Shopify.
        
        Args:
            content: Content instance or dict with content data
            destination_config: {
                'shop_domain': str,
                'access_token': str,
                'content_type': str,  # 'page', 'blog_post', 'product'
            }
        
        Returns:
            dict: {
                'success': bool,
                'external_id': str,  # Shopify resource ID
                'url': str,  # Published resource URL
                'published_at': datetime,
                'metadata': dict
            }
        """
        # TODO: Implement Shopify publishing
        logger.warning("[ShopifyAdapter] Shopify publishing not yet implemented")
        
        return {
            'success': False,
            'external_id': None,
            'url': None,
            'published_at': None,
            'metadata': {
                'error': 'Shopify publishing not yet implemented'
            }
        }
    
    def test_connection(
        self,
        config: Dict[str, Any]
    ) -> Dict[str, Any]:
        """
        Test connection to Shopify.
        
        Args:
            config: {
                'shop_domain': str,
                'access_token': str
            }
        
        Returns:
            dict: {
                'success': bool,
                'message': str,
                'details': dict
            }
        """
        # TODO: Implement Shopify connection testing
        logger.warning("[ShopifyAdapter] Shopify connection testing not yet implemented")
        
        return {
            'success': False,
            'message': 'Shopify connection testing not yet implemented',
            'details': {}
        }
    
    def get_status(
        self,
        published_id: str,
        config: Dict[str, Any]
    ) -> Dict[str, Any]:
        """
        Get publishing status for published content.
        
        Args:
            published_id: Shopify resource ID
            config: Shopify configuration
        
        Returns:
            dict: {
                'status': str,  # 'published', 'draft', 'deleted', etc.
                'url': str,
                'updated_at': datetime,
                'metadata': dict
            }
        """
        # TODO: Implement Shopify status retrieval
        logger.warning("[ShopifyAdapter] Shopify status retrieval not yet implemented")
        
        return {
            'status': 'unknown',
            'url': None,
            'updated_at': None,
            'metadata': {
                'error': 'Shopify status retrieval not yet implemented'
            }
        }
    
    def validate_config(
        self,
        config: Dict[str, Any]
    ) -> tuple:
        """
        Validate Shopify configuration.
        
        Args:
            config: Shopify configuration
        
        Returns:
            tuple: (is_valid, error_message)
        """
        required_fields = ['shop_domain', 'access_token']
        
        for field in required_fields:
            if field not in config or not config[field]:
                return False, f"Missing required field: {field}"
        
        # Validate domain format
        shop_domain = config.get('shop_domain', '')
        if not shop_domain.endswith('.myshopify.com'):
            return False, "shop_domain must end with .myshopify.com"
        
        return True, None

