#!/usr/bin/env python
# -*- coding: utf-8 -*-
"""
产品管理接口
"""

from flask import Blueprint, request, jsonify
import logging
from datetime import datetime
from auth_utils import require_auth, AuthUtils
from database_config import get_db_manager, format_datetime_fields
from log_utils import log_create, log_update, log_delete, log_error, log_operation

logger = logging.getLogger('article_server')

# 创建蓝图
product_bp = Blueprint('product', __name__, url_prefix='/api/products')

@product_bp.route('/list_info', methods=['GET'])
@require_auth
def get_products_list_info():
    """获取产品列表（简化版，仅返回5个字段）"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[获取产品列表简化版] 开始处理请求, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        logger.info(f"[获取产品列表简化版] 用户信息 - 用户ID: {current_user.get('user_id')}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        if not enterprise_id:
            logger.warning(f"[获取产品列表简化版] 无法获取企业ID, IP: {client_ip}")
            return jsonify({
                'code': 400,
                'message': '无法获取企业ID',
                'data': None
            }), 400
        
        db_manager = get_db_manager()
        
        # 查询产品列表（仅返回5个字段）
        # 使用 IN 替代 != 以优化索引使用
        sql = """
            SELECT id, name, status, created_at, updated_at
            FROM ai_products
            WHERE enterprise_id = %s AND status IN ('draft', 'active')
            ORDER BY created_at DESC
        """
        products = db_manager.execute_query(sql, (enterprise_id,))
        
        # 格式化日期时间字段
        products = format_datetime_fields(products)
        
        logger.info(f"[获取产品列表简化版] 查询成功, 返回数量: {len(products)}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        return jsonify({
            'code': 200,
            'message': 'success',
            'data': {
                'list': products
            },
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[获取产品列表简化版] 处理请求时发生错误: {str(e)}", exc_info=True)
        return jsonify({
            'code': 500,
            'message': '服务器内部错误',
            'data': None
        }), 500

@product_bp.route('/list', methods=['GET'])
@require_auth
def get_products_list():
    """获取产品列表"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[获取产品列表] 开始处理请求, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        logger.info(f"[获取产品列表] 用户信息 - 用户ID: {current_user.get('user_id')}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        if not enterprise_id:
            logger.warning(f"[获取产品列表] 无法获取企业ID, IP: {client_ip}")
            return jsonify({
                'code': 400,
                'message': '无法获取企业ID',
                'data': None
            }), 400
        
        # 获取查询参数
        page = int(request.args.get('page', 1))
        page_size = int(request.args.get('pageSize', 20))
        keyword = request.args.get('keyword', '').strip()
        type_id = request.args.get('type', '').strip()
        status = request.args.get('status', '').strip()
        
        logger.info(f"[获取产品列表] 查询参数: page={page}, pageSize={page_size}, keyword={keyword}, type={type_id}, status={status}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        # 构建查询条件
        where_conditions = ["enterprise_id = %s", "status != 'deleted'"]
        params = [enterprise_id]
        
        if keyword:
            where_conditions.append("name LIKE %s")
            params.append(f"%{keyword}%")
        
        if type_id:
            where_conditions.append("type_name LIKE %s")
            params.append(f"%{type_id}%")
        
        if status:
            where_conditions.append("status = %s")
            params.append(status)
        
        where_clause = " AND ".join(where_conditions)
        
        # 计算偏移量
        offset = (page - 1) * page_size
        
        db_manager = get_db_manager()
        
        # 查询总数
        count_sql = f"SELECT COUNT(*) as total FROM ai_products WHERE {where_clause}"
        count_result = db_manager.execute_query(count_sql, params)
        total = count_result[0]['total']
        
        # 查询产品列表
        sql = f"""
            SELECT p.id, p.name, p.type_name, p.knowledge, p.status,
                   p.articles_total, p.published_total,
                   p.image_url, p.image_thumbnail_url,
                   p.created_at, p.updated_at
            FROM ai_products p
            WHERE {where_clause}
            ORDER BY p.created_at DESC
            LIMIT %s OFFSET %s
        """
        params.extend([page_size, offset])
        products = db_manager.execute_query(sql, params)
        
        # 查询产品标签
        for product in products:
            tag_sql = """
                SELECT id, tag_name
                FROM ai_product_tags
                WHERE product_id = %s
            """
            tags = db_manager.execute_query(tag_sql, (product['id'],))
            product['tags'] = tags
        
        # 格式化日期时间字段
        products = format_datetime_fields(products)
        
        logger.info(f"[获取产品列表] 查询成功, 总数: {total}, 当前页: {page}, 每页: {page_size}, 返回数量: {len(products)}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        return jsonify({
            'code': 200,
            'message': 'success',
            'data': {
                'total': total,
                'list': products
            },
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[获取产品列表] 处理请求时发生错误: {str(e)}", exc_info=True)
        return jsonify({
            'code': 500,
            'message': '服务器内部错误',
            'data': None
        }), 500

@product_bp.route('/create', methods=['POST'])
@require_auth
def create_product():
    """创建产品"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[创建产品] 开始处理创建产品请求, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        logger.info(f"[创建产品] 用户信息 - 用户ID: {current_user.get('user_id')}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        if not enterprise_id:
            logger.warning(f"[创建产品] 无法获取企业ID, IP: {client_ip}")
            return jsonify({
                'code': 400,
                'message': '无法获取企业ID',
                'data': None
            }), 400
        
        data = request.get_json()
        if not data:
            logger.warning(f"[创建产品] 请求参数为空, 企业ID: {enterprise_id}, IP: {client_ip}")
            return jsonify({
                'code': 400,
                'message': '请求参数错误',
                'data': None
            }), 400
        
        logger.info(f"[创建产品] 收到创建请求, 产品名称: {data.get('name')}, 类型: {data.get('type_name') or data.get('type_id')}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        # 验证必需字段
        required_fields = ['name', 'type_id', 'knowledge', 'type_name']
        for field in required_fields:
            if not data.get(field):
                logger.warning(f"[创建产品] 缺少必需字段: {field}, 企业ID: {enterprise_id}, IP: {client_ip}")
                return jsonify({
                    'code': 400,
                    'message': f'缺少必需字段: {field}',
                    'data': None
                }), 400
        
        db_manager = get_db_manager()
        
        # 产品名称判重：检查同一企业下是否已存在相同名称的产品
        logger.info(f"[创建产品] 开始检查产品名称是否重复, 名称: {data['name']}, 企业ID: {enterprise_id}")
        check_duplicate_sql = """
            SELECT id, name FROM ai_products 
            WHERE enterprise_id = %s AND name = %s AND status != 'deleted'
        """
        existing_product = db_manager.execute_query(check_duplicate_sql, (enterprise_id, data['name']))
        
        if existing_product:
            logger.warning(f"[创建产品] 产品名称已存在, 名称: {data['name']}, 已存在ID: {existing_product[0]['id']}, 企业ID: {enterprise_id}, IP: {client_ip}")
            product_name = data['name']
            return jsonify({
                'code': 409,
                'message': f'产品名称「{product_name}」已存在，请使用其他名称',
                'data': None
            }), 409
        
        # 创建产品
        logger.info(f"[创建产品] 开始插入产品数据, 名称: {data['name']}, 企业ID: {enterprise_id}")
        sql = """
            INSERT INTO ai_products 
            (enterprise_id, name, type_id, type_name, knowledge, status, articles_total, published_total, image_url, image_thumbnail_url)
            VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s)
        """
        product_id = db_manager.execute_insert(sql, (
            enterprise_id,
            data['name'],
            data.get('type_id', 0),   
            data.get('type_name', ''),   
            data['knowledge'],
            'active',
            0, 0,  # articles_total, published_total
            data.get('image_url', ''),
            data.get('image_thumbnail_url', '')
        ))
        
        logger.info(f"[创建产品] 产品插入成功, ID: {product_id}, 名称: {data['name']}, 企业ID: {enterprise_id}")
        
        # 添加标签
        if data.get('tags'):
            logger.info(f"[创建产品] 开始添加产品标签, 产品ID: {product_id}, 标签数量: {len(data['tags'])}")
            for tag_name in data['tags']:
                tag_sql = "INSERT INTO ai_product_tags (enterprise_id, product_id, tag_name) VALUES (%s, %s, %s)"
                db_manager.execute_insert(tag_sql, (enterprise_id, product_id, tag_name))
            logger.info(f"[创建产品] 产品标签添加完成, 产品ID: {product_id}, 数量: {len(data['tags'])}")
        
        # 更新企业产品总数
        logger.info(f"[创建产品] 开始更新企业产品总数, 企业ID: {enterprise_id}")
        update_sql = "UPDATE ai_enterprises SET products_total = products_total + 1 WHERE id = %s"
        db_manager.execute_update(update_sql, (enterprise_id,))
        
        logger.info(f"[创建产品] 产品创建全部完成, ID: {product_id}, 名称: {data['name']}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        # 记录业务日志
        log_create(
            target_type='product',
            target_id=product_id,
            description=f"创建产品: {data['name']}",
            request_data=data,
            response_data={'id': product_id}
        )
        
        return jsonify({
            'code': 200,
            'message': '创建成功',
            'data': {'id': product_id},
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[创建产品] 处理请求时发生错误: {str(e)}", exc_info=True)
        return jsonify({
            'code': 500,
            'message': '服务器内部错误',
            'data': None
        }), 500

@product_bp.route('/<int:product_id>', methods=['PUT'])
@require_auth
def update_product(product_id):
    """更新产品"""
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({
                'code': 400,
                'message': '无法获取企业ID',
                'data': None
            }), 400
        
        data = request.get_json()
        if not data:
            return jsonify({
                'code': 400,
                'message': '请求参数错误',
                'data': None
            }), 400
        
        db_manager = get_db_manager()
        
        # 检查产品是否存在且属于当前企业
        check_sql = "SELECT id FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
        existing = db_manager.execute_query(check_sql, (product_id, enterprise_id))
        
        if not existing:
            return jsonify({
                'code': 404,
                'message': '产品不存在',
                'data': None
            }), 404
        
        # 构建更新字段
        update_fields = []
        params = []
        
        if 'name' in data:
            update_fields.append("name = %s")
            params.append(data['name'])
        
        if 'type_name' in data or 'type_id' in data:
            update_fields.append("type_name = %s")
            params.append(data.get('type_name', data.get('type_id', '')))
        
        if 'knowledge' in data:
            update_fields.append("knowledge = %s")
            params.append(data['knowledge'])
        
        if update_fields:
            params.append(product_id)
            sql = f"UPDATE ai_products SET {', '.join(update_fields)}, updated_at = NOW() WHERE id = %s"
            db_manager.execute_update(sql, params)
        
        # 更新标签
        if 'tags' in data:
            # 删除旧标签
            del_sql = "DELETE FROM ai_product_tags WHERE product_id = %s"
            db_manager.execute_update(del_sql, (product_id,))
            
            # 添加新标签
            for tag_name in data['tags']:
                tag_sql = "INSERT INTO ai_product_tags (enterprise_id, product_id, tag_name) VALUES (%s, %s, %s)"
                db_manager.execute_insert(tag_sql, (enterprise_id, product_id, tag_name))
        
        logger.info(f"更新产品成功: ID {product_id}")
        
        # 记录业务日志
        log_update(
            target_type='product',
            target_id=product_id,
            description=f"更新产品信息",
            request_data=data
        )
        
        return jsonify({
            'code': 200,
            'message': '更新成功',
            'data': None,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[更新产品] 处理请求时发生错误: {str(e)}", exc_info=True)
        return jsonify({
            'code': 500,
            'message': '服务器内部错误',
            'data': None
        }), 500

@product_bp.route('/<int:product_id>', methods=['DELETE'])
@require_auth
def delete_product(product_id):
    """删除产品"""
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({
                'code': 400,
                'message': '无法获取企业ID',
                'data': None
            }), 400
        
        db_manager = get_db_manager()
        
        # 检查产品是否存在且属于当前企业
        check_sql = "SELECT id, name FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
        existing = db_manager.execute_query(check_sql, (product_id, enterprise_id))
        
        if not existing:
            return jsonify({
                'code': 404,
                'message': '产品不存在',
                'data': None
            }), 404
        
        # 软删除产品
        sql = "UPDATE ai_products SET status = 'deleted', updated_at = NOW() WHERE id = %s"
        db_manager.execute_update(sql, (product_id,))
        
        # 更新企业产品总数
        update_sql = "UPDATE ai_enterprises SET products_total = products_total - 1 WHERE id = %s"
        db_manager.execute_update(update_sql, (enterprise_id,))
        
        logger.info(f"删除产品成功: {existing[0]['name']}")
        
        # 记录业务日志
        log_delete(
            target_type='product',
            target_id=product_id,
            description=f"删除产品: {existing[0]['name']}"
        )
        
        return jsonify({
            'code': 200,
            'message': '删除成功',
            'data': None,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[删除产品] 处理请求时发生错误: {str(e)}", exc_info=True)
        return jsonify({
            'code': 500,
            'message': '服务器内部错误',
            'data': None
        }), 500

@product_bp.route('/<int:product_id>', methods=['GET'])
@require_auth
def get_product_detail(product_id):
    """获取产品详情"""
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({
                'code': 400,
                'message': '无法获取企业ID',
                'data': None
            }), 400
        
        db_manager = get_db_manager()
        
        # 查询产品详情
        sql = """
            SELECT p.id, p.name, p.type_name, p.knowledge, p.status,
                   p.articles_total, p.published_total,
                   p.image_url, p.image_thumbnail_url,
                   p.created_at, p.updated_at
            FROM ai_products p
            WHERE p.id = %s AND p.enterprise_id = %s AND p.status != 'deleted'
        """
        result = db_manager.execute_query(sql, (product_id, enterprise_id))
        
        if not result:
            return jsonify({
                'code': 404,
                'message': '产品不存在',
                'data': None
            }), 404
        
        product = result[0]
        
        # 查询产品标签（直接从ai_product_tags查询）
        tag_sql = """
            SELECT id, tag_name
            FROM ai_product_tags
            WHERE product_id = %s
        """
        tags = db_manager.execute_query(tag_sql, (product_id,))
        product['tags'] = tags
        
        # 暂不查询产品图片（图片关联表结构不同）
        product['images'] = []
        
        logger.info(f"获取产品详情成功: ID {product_id}")
        
        return jsonify({
            'code': 200,
            'message': 'success',
            'data': product,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[获取产品详情] 处理请求时发生错误: {str(e)}", exc_info=True)
        return jsonify({
            'code': 500,
            'message': '服务器内部错误',
            'data': None
        }), 500

# ============================================================================
# 产品图片管理接口 (ai_product_images)
# ============================================================================

@product_bp.route('/<int:product_id>/images', methods=['GET'])
@require_auth
def get_product_images(product_id):
    """获取产品图片列表"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[获取产品图片] 产品ID: {product_id}, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证产品归属
        check_sql = "SELECT id FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
        if not db_manager.execute_query(check_sql, (product_id, enterprise_id)):
            return jsonify({'code': 404, 'message': '产品不存在', 'data': None}), 404
        
        # 获取分页参数
        page = int(request.args.get('page', 1))
        page_size = int(request.args.get('pageSize', 20))
        status = request.args.get('status', 'active')
        
        offset = (page - 1) * page_size
        
        # 查询总数
        count_sql = "SELECT COUNT(*) as total FROM ai_product_images WHERE product_id = %s AND status = %s"
        total = db_manager.execute_query(count_sql, (product_id, status))[0]['total']
        
        # 查询图片列表
        sql = """
            SELECT id, image_id, image_name, image_url, thumbnail_url, type_name,
                   description, file_size, width, height, upload_user_id, status,
                   created_at, updated_at
            FROM ai_product_images
            WHERE product_id = %s AND status = %s
            ORDER BY created_at DESC
            LIMIT %s OFFSET %s
        """
        images = db_manager.execute_query(sql, (product_id, status, page_size, offset))
        
        logger.info(f"[获取产品图片] 成功, 产品ID: {product_id}, 总数: {total}, 返回: {len(images)}")
        
        return jsonify({
            'code': 200,
            'message': 'success',
            'data': {'total': total, 'list': images},
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[获取产品图片] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/<int:product_id>/images', methods=['POST'])
@require_auth
def add_product_image(product_id):
    """添加产品图片"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[添加产品图片] 产品ID: {product_id}, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        user_id = current_user.get('user_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        data = request.get_json()
        if not data:
            return jsonify({'code': 400, 'message': '请求参数错误', 'data': None}), 400
        
        # 验证必需字段
        required = ['image_id', 'image_name', 'image_url']
        for field in required:
            if not data.get(field):
                return jsonify({'code': 400, 'message': f'缺少必需字段: {field}', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证产品归属
        check_sql = "SELECT id FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
        if not db_manager.execute_query(check_sql, (product_id, enterprise_id)):
            return jsonify({'code': 404, 'message': '产品不存在', 'data': None}), 404
        
        # 插入图片
        sql = """
            INSERT INTO ai_product_images 
            (enterprise_id, product_id, image_id, image_name, image_url, thumbnail_url,
             type_name, description, file_size, width, height, upload_user_id, status)
            VALUES (%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)
        """
        image_id = db_manager.execute_insert(sql, (
            enterprise_id, product_id,
            data['image_id'], data['image_name'], data['image_url'],
            data.get('thumbnail_url', ''), data.get('type_name', ''),
            data.get('description', ''), data.get('file_size'),
            data.get('width'), data.get('height'),
            user_id, 'active'
        ))
        
        logger.info(f"[添加产品图片] 成功, ID: {image_id}, 产品ID: {product_id}")
        
        log_create('product_image', image_id, f"添加产品图片: {data['image_name']}", data, {'id': image_id})
        
        return jsonify({
            'code': 200,
            'message': '添加成功',
            'data': {'id': image_id},
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[添加产品图片] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/<int:product_id>/images/<int:image_id>', methods=['PUT'])
@require_auth
def update_product_image(product_id, image_id):
    """更新产品图片"""
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        data = request.get_json()
        if not data:
            return jsonify({'code': 400, 'message': '请求参数错误', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证图片归属
        check_sql = "SELECT id FROM ai_product_images WHERE id = %s AND product_id = %s AND enterprise_id = %s"
        if not db_manager.execute_query(check_sql, (image_id, product_id, enterprise_id)):
            return jsonify({'code': 404, 'message': '图片不存在', 'data': None}), 404
        
        # 构建更新
        update_fields = []
        params = []
        
        field_mapping = {
            'image_name': 'image_name', 'image_url': 'image_url',
            'thumbnail_url': 'thumbnail_url', 'type_name': 'type_name',
            'description': 'description', 'file_size': 'file_size',
            'width': 'width', 'height': 'height'
        }
        
        for key, db_field in field_mapping.items():
            if key in data:
                update_fields.append(f"{db_field} = %s")
                params.append(data[key])
        
        if update_fields:
            params.append(image_id)
            sql = f"UPDATE ai_product_images SET {', '.join(update_fields)}, updated_at = NOW() WHERE id = %s"
            db_manager.execute_update(sql, params)
        
        logger.info(f"[更新产品图片] 成功, ID: {image_id}")
        
        log_update('product_image', image_id, "更新产品图片", data)
        
        return jsonify({
            'code': 200,
            'message': '更新成功',
            'data': None,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[更新产品图片] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/<int:product_id>/images/<int:image_id>', methods=['DELETE'])
@require_auth
def delete_product_image(product_id, image_id):
    """删除产品图片"""
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证图片归属
        check_sql = "SELECT image_name FROM ai_product_images WHERE id = %s AND product_id = %s AND enterprise_id = %s"
        result = db_manager.execute_query(check_sql, (image_id, product_id, enterprise_id))
        
        if not result:
            return jsonify({'code': 404, 'message': '图片不存在', 'data': None}), 404
        
        # 软删除
        sql = "UPDATE ai_product_images SET status = 'deleted', updated_at = NOW() WHERE id = %s"
        db_manager.execute_update(sql, (image_id,))
        
        logger.info(f"[删除产品图片] 成功, ID: {image_id}")
        
        log_delete('product_image', image_id, f"删除产品图片: {result[0]['image_name']}")
        
        return jsonify({
            'code': 200,
            'message': '删除成功',
            'data': None,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[删除产品图片] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

# ============================================================================
# 产品标签管理接口 (ai_product_tags)
# ============================================================================

@product_bp.route('/<int:product_id>/tags', methods=['GET'])
@require_auth
def get_product_tags(product_id):
    """获取产品标签列表"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[获取产品标签] 产品ID: {product_id}, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证产品归属
        check_sql = "SELECT id FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
        if not db_manager.execute_query(check_sql, (product_id, enterprise_id)):
            return jsonify({'code': 404, 'message': '产品不存在', 'data': None}), 404
        
        # 查询标签
        sql = """
            SELECT id, tag_name, created_at
            FROM ai_product_tags
            WHERE product_id = %s AND enterprise_id = %s
            ORDER BY created_at DESC
        """
        tags = db_manager.execute_query(sql, (product_id, enterprise_id))
        
        logger.info(f"[获取产品标签] 成功, 产品ID: {product_id}, 数量: {len(tags)}")
        
        return jsonify({
            'code': 200,
            'message': 'success',
            'data': {'list': tags},
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[获取产品标签] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/<int:product_id>/tags', methods=['POST'])
@require_auth
def add_product_tag(product_id):
    """添加产品标签"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[添加产品标签] 产品ID: {product_id}, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        data = request.get_json()
        if not data or not data.get('tag_name'):
            return jsonify({'code': 400, 'message': '标签名称不能为空', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证产品归属
        check_sql = "SELECT id FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
        if not db_manager.execute_query(check_sql, (product_id, enterprise_id)):
            return jsonify({'code': 404, 'message': '产品不存在', 'data': None}), 404
        
        # 检查标签是否已存在
        exists_sql = "SELECT id FROM ai_product_tags WHERE product_id = %s AND enterprise_id = %s AND tag_name = %s"
        if db_manager.execute_query(exists_sql, (product_id, enterprise_id, data['tag_name'])):
            return jsonify({'code': 400, 'message': '标签已存在', 'data': None}), 400
        
        # 插入标签
        sql = "INSERT INTO ai_product_tags (enterprise_id, product_id, tag_name) VALUES (%s, %s, %s)"
        tag_id = db_manager.execute_insert(sql, (enterprise_id, product_id, data['tag_name']))
        
        logger.info(f"[添加产品标签] 成功, ID: {tag_id}, 标签: {data['tag_name']}")
        
        log_create('product_tag', tag_id, f"添加产品标签: {data['tag_name']}", data, {'id': tag_id})
        
        return jsonify({
            'code': 200,
            'message': '添加成功',
            'data': {'id': tag_id},
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[添加产品标签] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/<int:product_id>/tags/<int:tag_id>', methods=['DELETE'])
@require_auth
def delete_product_tag(product_id, tag_id):
    """删除产品标签"""
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证标签归属
        check_sql = "SELECT tag_name FROM ai_product_tags WHERE id = %s AND product_id = %s AND enterprise_id = %s"
        result = db_manager.execute_query(check_sql, (tag_id, product_id, enterprise_id))
        
        if not result:
            return jsonify({'code': 404, 'message': '标签不存在', 'data': None}), 404
        
        # 删除标签
        sql = "DELETE FROM ai_product_tags WHERE id = %s"
        db_manager.execute_update(sql, (tag_id,))
        
        logger.info(f"[删除产品标签] 成功, ID: {tag_id}")
        
        log_delete('product_tag', tag_id, f"删除产品标签: {result[0]['tag_name']}")
        
        return jsonify({
            'code': 200,
            'message': '删除成功',
            'data': None,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[删除产品标签] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

# ============================================================================
# 产品类型管理接口 (ai_product_types)
# ============================================================================

@product_bp.route('/<int:product_id>/types', methods=['GET'])
@require_auth
def get_product_types(product_id):
    """获取产品类型列表"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[获取产品类型] 产品ID: {product_id}, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证产品归属
        check_sql = "SELECT id FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
        if not db_manager.execute_query(check_sql, (product_id, enterprise_id)):
            return jsonify({'code': 404, 'message': '产品不存在', 'data': None}), 404
        
        # 查询类型
        sql = """
            SELECT id, type_name, created_at
            FROM ai_product_types
            WHERE product_id = %s AND enterprise_id = %s
            ORDER BY created_at DESC
        """
        types = db_manager.execute_query(sql, (product_id, enterprise_id))
        
        logger.info(f"[获取产品类型] 成功, 产品ID: {product_id}, 数量: {len(types)}")
        
        return jsonify({
            'code': 200,
            'message': 'success',
            'data': {'list': types},
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[获取产品类型] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/<int:product_id>/types', methods=['POST'])
@require_auth
def add_product_type(product_id):
    """添加产品类型"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[添加产品类型] 产品ID: {product_id}, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        data = request.get_json()
        if not data or not data.get('type_name'):
            return jsonify({'code': 400, 'message': '类型名称不能为空', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证产品归属
        check_sql = "SELECT id FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
        if not db_manager.execute_query(check_sql, (product_id, enterprise_id)):
            return jsonify({'code': 404, 'message': '产品不存在', 'data': None}), 404
        
        # 检查类型是否已存在
        exists_sql = "SELECT id FROM ai_product_types WHERE product_id = %s AND enterprise_id = %s AND type_name = %s"
        if db_manager.execute_query(exists_sql, (product_id, enterprise_id, data['type_name'])):
            return jsonify({'code': 400, 'message': '类型已存在', 'data': None}), 400
        
        # 插入类型
        sql = "INSERT INTO ai_product_types (enterprise_id, product_id, type_name) VALUES (%s, %s, %s)"
        type_id = db_manager.execute_insert(sql, (enterprise_id, product_id, data['type_name']))
        
        logger.info(f"[添加产品类型] 成功, ID: {type_id}, 类型: {data['type_name']}")
        
        log_create('product_type', type_id, f"添加产品类型: {data['type_name']}", data, {'id': type_id})
        
        return jsonify({
            'code': 200,
            'message': '添加成功',
            'data': {'id': type_id},
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[添加产品类型] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/<int:product_id>/types/<int:type_id>', methods=['DELETE'])
@require_auth
def delete_product_type(product_id, type_id):
    """删除产品类型"""
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证类型归属
        check_sql = "SELECT type_name FROM ai_product_types WHERE id = %s AND product_id = %s AND enterprise_id = %s"
        result = db_manager.execute_query(check_sql, (type_id, product_id, enterprise_id))
        
        if not result:
            return jsonify({'code': 404, 'message': '类型不存在', 'data': None}), 404
        
        # 删除类型
        sql = "DELETE FROM ai_product_types WHERE id = %s"
        db_manager.execute_update(sql, (type_id,))
        
        logger.info(f"[删除产品类型] 成功, ID: {type_id}")
        
        log_delete('product_type', type_id, f"删除产品类型: {result[0]['type_name']}")
        
        return jsonify({
            'code': 200,
            'message': '删除成功',
            'data': None,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[删除产品类型] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

# ============================================================================
# 企业产品类型管理接口 (基于enterprise_id的独立管理)
# ============================================================================

@product_bp.route('/types/list', methods=['GET'])
@require_auth
def get_enterprise_product_types():
    """获取企业所有产品类型列表（独立接口）"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[获取企业产品类型列表] 开始处理请求, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            logger.warning(f"[获取企业产品类型列表] 无法获取企业ID, IP: {client_ip}")
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        logger.info(f"[获取企业产品类型列表] 企业ID: {enterprise_id}, IP: {client_ip}")
        
        # 获取分页参数
        page = int(request.args.get('page', 1))
        page_size = int(request.args.get('pageSize', 20))
        keyword = request.args.get('keyword', '').strip()
        
        offset = (page - 1) * page_size
        
        db_manager = get_db_manager()
        
        # 构建查询条件
        where_conditions = ["enterprise_id = %s"]
        params = [enterprise_id]
        
        if keyword:
            where_conditions.append("type_name LIKE %s")
            params.append(f"%{keyword}%")
        
        where_clause = " AND ".join(where_conditions)
        
        # 查询总数
        count_sql = f"SELECT COUNT(*) as total FROM ai_product_types WHERE {where_clause}"
        total = db_manager.execute_query(count_sql, params)[0]['total']
        
        # 查询类型列表
        sql = f"""
            SELECT id, type_name, enterprise_id, product_id, created_at
            FROM ai_product_types
            WHERE {where_clause}
            ORDER BY created_at DESC
            LIMIT %s OFFSET %s
        """
        params.extend([page_size, offset])
        types = db_manager.execute_query(sql, params)
        
        logger.info(f"[获取企业产品类型列表] 查询成功, 企业ID: {enterprise_id}, 总数: {total}, 返回: {len(types)}, IP: {client_ip}")
        
        return jsonify({
            'code': 200,
            'message': 'success',
            'data': {'total': total, 'list': types},
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[获取企业产品类型列表] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/types/create', methods=['POST'])
@require_auth
def create_enterprise_product_type():
    """创建企业产品类型（独立接口）"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[创建企业产品类型] 开始处理请求, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            logger.warning(f"[创建企业产品类型] 无法获取企业ID, IP: {client_ip}")
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        data = request.get_json()
        if not data or not data.get('type_name'):
            logger.warning(f"[创建企业产品类型] 类型名称不能为空, 企业ID: {enterprise_id}, IP: {client_ip}")
            return jsonify({'code': 400, 'message': '类型名称不能为空', 'data': None}), 400
        
        product_id = data.get('product_id', 0)  # 默认0表示不关联产品
        type_name = data['type_name']
        
        logger.info(f"[创建企业产品类型] 类型名称: {type_name}, 产品ID: {product_id}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        db_manager = get_db_manager()
        
        # 如果指定了产品ID，验证产品归属
        if product_id > 0:
            check_sql = "SELECT id FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
            if not db_manager.execute_query(check_sql, (product_id, enterprise_id)):
                logger.warning(f"[创建企业产品类型] 产品不存在或不属于当前企业, 产品ID: {product_id}, 企业ID: {enterprise_id}")
                return jsonify({'code': 404, 'message': '产品不存在', 'data': None}), 404
        
        # 检查类型是否已存在
        exists_sql = "SELECT id FROM ai_product_types WHERE enterprise_id = %s AND product_id = %s AND type_name = %s"
        if db_manager.execute_query(exists_sql, (enterprise_id, product_id, type_name)):
            logger.warning(f"[创建企业产品类型] 类型已存在, 类型: {type_name}, 企业ID: {enterprise_id}")
            return jsonify({'code': 400, 'message': '该类型已存在', 'data': None}), 400
        
        # 插入类型
        sql = "INSERT INTO ai_product_types (enterprise_id, product_id, type_name) VALUES (%s, %s, %s)"
        type_id = db_manager.execute_insert(sql, (enterprise_id, product_id, type_name))
        
        logger.info(f"[创建企业产品类型] 创建成功, ID: {type_id}, 类型: {type_name}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        log_create('enterprise_product_type', type_id, f"创建产品类型: {type_name}", data, {'id': type_id})
        
        return jsonify({
            'code': 200,
            'message': '创建成功',
            'data': {'id': type_id},
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[创建企业产品类型] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/types/<int:type_id>', methods=['PUT'])
@require_auth
def update_enterprise_product_type(type_id):
    """更新企业产品类型（独立接口）"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[更新企业产品类型] 类型ID: {type_id}, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        data = request.get_json()
        if not data:
            return jsonify({'code': 400, 'message': '请求参数错误', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证类型归属
        check_sql = "SELECT type_name, product_id FROM ai_product_types WHERE id = %s AND enterprise_id = %s"
        result = db_manager.execute_query(check_sql, (type_id, enterprise_id))
        
        if not result:
            logger.warning(f"[更新企业产品类型] 类型不存在, ID: {type_id}, 企业ID: {enterprise_id}")
            return jsonify({'code': 404, 'message': '类型不存在', 'data': None}), 404
        
        old_data = result[0]
        
        # 构建更新
        update_fields = []
        params = []
        
        if 'type_name' in data:
            # 检查新名称是否与其他类型重复
            exists_sql = "SELECT id FROM ai_product_types WHERE enterprise_id = %s AND product_id = %s AND type_name = %s AND id != %s"
            if db_manager.execute_query(exists_sql, (enterprise_id, old_data['product_id'], data['type_name'], type_id)):
                return jsonify({'code': 400, 'message': '类型名称已存在', 'data': None}), 400
            
            update_fields.append("type_name = %s")
            params.append(data['type_name'])
        
        if 'product_id' in data:
            # 验证新产品归属
            if data['product_id'] > 0:
                check_product_sql = "SELECT id FROM ai_products WHERE id = %s AND enterprise_id = %s AND status != 'deleted'"
                if not db_manager.execute_query(check_product_sql, (data['product_id'], enterprise_id)):
                    return jsonify({'code': 404, 'message': '产品不存在', 'data': None}), 404
            
            update_fields.append("product_id = %s")
            params.append(data['product_id'])
        
        if update_fields:
            params.append(type_id)
            sql = f"UPDATE ai_product_types SET {', '.join(update_fields)} WHERE id = %s"
            db_manager.execute_update(sql, params)
            
            logger.info(f"[更新企业产品类型] 更新成功, ID: {type_id}, 企业ID: {enterprise_id}")
            
            log_update('enterprise_product_type', type_id, "更新产品类型", data)
        
        return jsonify({
            'code': 200,
            'message': '更新成功',
            'data': None,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[更新企业产品类型] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/types/<int:type_id>', methods=['DELETE'])
@require_auth
def delete_enterprise_product_type(type_id):
    """删除企业产品类型（独立接口）"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[删除企业产品类型] 类型ID: {type_id}, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 验证类型归属
        check_sql = "SELECT type_name FROM ai_product_types WHERE id = %s AND enterprise_id = %s"
        result = db_manager.execute_query(check_sql, (type_id, enterprise_id))
        
        if not result:
            logger.warning(f"[删除企业产品类型] 类型不存在, ID: {type_id}, 企业ID: {enterprise_id}")
            return jsonify({'code': 404, 'message': '类型不存在', 'data': None}), 404
        
        type_name = result[0]['type_name']
        
        # 删除类型
        sql = "DELETE FROM ai_product_types WHERE id = %s"
        db_manager.execute_update(sql, (type_id,))
        
        logger.info(f"[删除企业产品类型] 删除成功, ID: {type_id}, 类型: {type_name}, 企业ID: {enterprise_id}, IP: {client_ip}")
        
        log_delete('enterprise_product_type', type_id, f"删除产品类型: {type_name}")
        
        return jsonify({
            'code': 200,
            'message': '删除成功',
            'data': None,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[删除企业产品类型] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500

@product_bp.route('/types/<int:type_id>', methods=['GET'])
@require_auth
def get_enterprise_product_type_detail(type_id):
    """获取企业产品类型详情（独立接口）"""
    client_ip = request.environ.get('HTTP_X_FORWARDED_FOR', request.environ.get('REMOTE_ADDR', '未知'))
    logger.info(f"[获取企业产品类型详情] 类型ID: {type_id}, IP: {client_ip}")
    
    try:
        current_user = AuthUtils.get_current_user()
        enterprise_id = current_user.get('enterprise_id')
        
        if not enterprise_id:
            return jsonify({'code': 400, 'message': '无法获取企业ID', 'data': None}), 400
        
        db_manager = get_db_manager()
        
        # 查询类型详情
        sql = """
            SELECT id, type_name, enterprise_id, product_id, created_at
            FROM ai_product_types
            WHERE id = %s AND enterprise_id = %s
        """
        result = db_manager.execute_query(sql, (type_id, enterprise_id))
        
        if not result:
            logger.warning(f"[获取企业产品类型详情] 类型不存在, ID: {type_id}, 企业ID: {enterprise_id}")
            return jsonify({'code': 404, 'message': '类型不存在', 'data': None}), 404
        
        type_data = result[0]
        
        logger.info(f"[获取企业产品类型详情] 查询成功, ID: {type_id}, 类型: {type_data['type_name']}, 企业ID: {enterprise_id}")
        
        return jsonify({
            'code': 200,
            'message': 'success',
            'data': type_data,
            'timestamp': int(datetime.now().timestamp() * 1000)
        })
        
    except Exception as e:
        logger.error(f"[获取企业产品类型详情] 错误: {str(e)}", exc_info=True)
        return jsonify({'code': 500, 'message': '服务器内部错误', 'data': None}), 500