1055 lines
38 KiB
Python
1055 lines
38 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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数据库服务层 - 改进版本
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负责景区、产品、风格、受众等数据的查询和管理
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"""
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import logging
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import time
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import traceback
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import os
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import json
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from typing import Dict, Any, Optional, List, Tuple
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import mysql.connector
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from mysql.connector import pooling
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logger = logging.getLogger(__name__)
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class DatabaseService:
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"""数据库服务类 - 改进版本"""
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def __init__(self, config_manager=None):
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"""
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初始化数据库服务
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Args:
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config_manager: 配置管理器（可选）
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"""
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self.config_manager = config_manager
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self.db_pool = self._init_db_pool()
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# 添加连接状态检查
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if self.db_pool:
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logger.info("数据库服务初始化成功")
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else:
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logger.error("数据库服务初始化失败")
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def _load_database_config(self) -> Dict[str, Any]:
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"""
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加载数据库配置 - 改进的配置加载逻辑
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Returns:
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数据库配置字典
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"""
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db_config = {}
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# 方法1：尝试从配置管理器获取
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if self.config_manager:
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try:
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raw_config = self.config_manager.get_raw_config('database')
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if raw_config:
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db_config = self._process_env_vars(raw_config)
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logger.info("从配置管理器加载数据库配置成功")
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else:
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logger.warning("配置管理器中未找到数据库配置")
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except Exception as e:
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logger.warning(f"从配置管理器加载数据库配置失败: {e}")
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# 方法2：如果配置管理器失败，尝试直接读取配置文件
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if not db_config:
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try:
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config_path = os.path.join(os.path.dirname(__file__), '../../config/database.json')
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if os.path.exists(config_path):
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with open(config_path, 'r', encoding='utf-8') as f:
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raw_config = json.load(f)
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db_config = self._process_env_vars(raw_config)
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logger.info("直接从配置文件加载数据库配置成功")
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else:
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logger.warning(f"配置文件不存在: {config_path}")
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except Exception as e:
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logger.warning(f"直接读取配置文件失败: {e}")
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# 方法3：使用环境变量作为兜底
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if not db_config:
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db_config = {
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'host': os.getenv('DB_HOST', 'localhost'),
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'user': os.getenv('DB_USER', 'root'),
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'password': os.getenv('DB_PASSWORD', 'civmek-rezTed-0hovre'),
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'database': os.getenv('DB_NAME', 'travel_content'),
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'port': int(os.getenv('DB_PORT', '3306')),
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'charset': 'utf8mb4',
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'pool_size': 10
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}
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logger.info("使用环境变量和默认值构建数据库配置")
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return db_config
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def _init_db_pool(self):
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"""初始化数据库连接池 - 改进版本"""
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try:
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# 获取数据库配置
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db_config = self._load_database_config()
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if not db_config:
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logger.error("无法获取数据库配置")
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return None
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# 打印连接信息（不包含密码）
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connection_info = {k: v for k, v in db_config.items() if k != 'password'}
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logger.info(f"尝试连接数据库: {connection_info}")
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# 从配置中分离MySQL连接池支持的参数和不支持的参数
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config = db_config.copy()
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# MySQL连接池不支持的参数，需要移除
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unsupported_params = [
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'max_retry_attempts', 'query_timeout', 'soft_delete_field',
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'active_record_value', 'pool_size'
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]
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# 提取连接池大小
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pool_size = config.pop('pool_size', 10)
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# 移除不支持的参数
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for param in unsupported_params:
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config.pop(param, None)
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# 确保必要的参数存在且正确
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config.setdefault('autocommit', True)
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config.setdefault('raise_on_warnings', True)
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# 创建连接池
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pool = pooling.MySQLConnectionPool(
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pool_name=f"database_service_pool_{int(time.time())}",
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pool_size=pool_size,
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**config
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)
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# 测试连接
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test_conn = pool.get_connection()
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try:
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cursor = test_conn.cursor()
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cursor.execute("SELECT 1 as test")
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result = cursor.fetchone()
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cursor.close()
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logger.info(f"数据库连接测试成功，测试结果: {result}")
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finally:
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test_conn.close()
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logger.info(f"数据库连接池初始化成功，连接池大小: {pool_size}")
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return pool
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except Exception as e:
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error_details = traceback.format_exc()
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logger.error(f"数据库连接池初始化失败: {e}\n{error_details}")
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return None
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def _process_env_vars(self, config: Dict[str, Any]) -> Dict[str, Any]:
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"""处理环境变量 - 改进版本"""
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if not config:
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return {}
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processed_config = {}
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for key, value in config.items():
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if isinstance(value, str) and value.startswith("${") and value.endswith("}"):
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env_var = value[2:-1]
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env_value = os.environ.get(env_var, "")
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processed_config[key] = env_value
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if env_value:
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logger.debug(f"环境变量 {env_var} 被成功替换")
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else:
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logger.warning(f"环境变量 {env_var} 未设置")
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else:
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processed_config[key] = value
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return processed_config
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def _execute_query(self, query: str, params: Optional[Tuple] = None, fetch_one: bool = False) -> Optional[Any]:
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"""
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执行数据库查询的通用方法
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Args:
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query: SQL查询语句
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params: 查询参数
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fetch_one: 是否只获取一条记录
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Returns:
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查询结果
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"""
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if not self.db_pool:
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logger.error("数据库连接池未初始化")
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return None
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try:
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with self.db_pool.get_connection() as conn:
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with conn.cursor(dictionary=True) as cursor:
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cursor.execute(query, params or ())
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if fetch_one:
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result = cursor.fetchone()
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else:
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result = cursor.fetchall()
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return result
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except Exception as e:
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logger.error(f"执行查询失败: {query[:100]}... 错误: {e}")
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return None
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def get_scenic_spot_by_id(self, spot_id: int) -> Optional[Dict[str, Any]]:
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"""根据ID获取单个景区信息 - 改进版本"""
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logger.debug(f"查询景区信息: ID={spot_id}")
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query = "SELECT * FROM scenicSpot WHERE id = %s AND isDelete = 0"
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result = self._execute_query(query, (spot_id,), fetch_one=True)
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if result:
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logger.info(f"成功找到景区信息: ID={spot_id}, 名称={result.get('name', 'Unknown')}")
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return result
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else:
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logger.warning(f"未找到景区信息: ID={spot_id}")
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return None
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def get_product_by_id(self, product_id: int) -> Optional[Dict[str, Any]]:
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"""根据ID获取单个产品信息 - 改进版本"""
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logger.debug(f"查询产品信息: ID={product_id}")
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query = "SELECT * FROM product WHERE id = %s AND isDelete = 0"
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result = self._execute_query(query, (product_id,), fetch_one=True)
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if result:
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logger.info(f"成功找到产品信息: ID={product_id}, 名称={result.get('productName', 'Unknown')}")
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return result
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else:
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logger.warning(f"未找到产品信息: ID={product_id}")
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return None
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def get_style_by_id(self, style_id: int) -> Optional[Dict[str, Any]]:
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"""
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根据ID获取风格信息 - 改进版本
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Args:
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style_id: 风格ID
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Returns:
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风格信息字典，如果未找到则返回None
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"""
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logger.debug(f"查询风格信息: ID={style_id}")
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query = "SELECT * FROM contentStyle WHERE id = %s AND isDelete = 0"
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result = self._execute_query(query, (style_id,), fetch_one=True)
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if result:
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logger.info(f"成功找到风格信息: ID={style_id}, 名称={result.get('styleName', 'Unknown')}")
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return result
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else:
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logger.warning(f"未找到风格信息: ID={style_id}")
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return None
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def get_audience_by_id(self, audience_id: int) -> Optional[Dict[str, Any]]:
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"""
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根据ID获取受众信息 - 改进版本
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Args:
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audience_id: 受众ID
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Returns:
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受众信息字典，如果未找到则返回None
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"""
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logger.debug(f"查询受众信息: ID={audience_id}")
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query = "SELECT * FROM targetAudience WHERE id = %s AND isDelete = 0"
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result = self._execute_query(query, (audience_id,), fetch_one=True)
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if result:
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logger.info(f"成功找到受众信息: ID={audience_id}, 名称={result.get('audienceName', 'Unknown')}")
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return result
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else:
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logger.warning(f"未找到受众信息: ID={audience_id}")
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return None
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def get_scenic_spots_by_ids(self, spot_ids: List[int]) -> List[Dict[str, Any]]:
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"""
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根据ID列表批量获取景区信息 - 改进版本
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Args:
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spot_ids: 景区ID列表
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Returns:
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景区信息列表
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"""
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if not spot_ids:
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logger.warning("景区ID列表为空")
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return []
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logger.info(f"批量查询景区信息: IDs={spot_ids}") # 添加具体ID信息
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placeholders = ','.join(['%s'] * len(spot_ids))
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query = f"SELECT * FROM scenicSpot WHERE id IN ({placeholders}) AND isDelete = 0"
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# 添加查询详情日志
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logger.debug(f"执行景区查询SQL: {query} with params: {spot_ids}")
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results = self._execute_query(query, tuple(spot_ids))
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if results is None:
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logger.error("批量查询景区信息失败")
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return self._get_fallback_scenic_spots(spot_ids)
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# 检查是否所有ID都找到了对应的记录
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found_ids = {result['id'] for result in results}
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missing_ids = set(spot_ids) - found_ids
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if missing_ids:
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logger.warning(f"部分景区ID未找到: {missing_ids}")
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logger.info(f"数据库中实际找到的景区ID: {found_ids}")
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# 添加兜底数据
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fallback_spots = self._get_fallback_scenic_spots(list(missing_ids))
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results.extend(fallback_spots)
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logger.info(f"批量查询景区信息: 请求{len(spot_ids)}个，找到{len([r for r in results if r['id'] in spot_ids])}个")
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return results
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def _get_fallback_scenic_spots(self, spot_ids: List[int]) -> List[Dict[str, Any]]:
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"""
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获取景区的兜底数据 - 改进版本
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"""
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fallback_spots = []
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for spot_id in spot_ids:
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fallback_spots.append({
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'id': spot_id,
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'name': f'景区{spot_id}',
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'address': '默认地址',
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'advantage': '优美的自然风光',
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'highlight': '值得一游的景点',
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'isPublic': 1,
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'isDelete': 0,
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'_is_fallback': True
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})
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logger.info(f"使用兜底景区数据: {len(fallback_spots)}个")
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return fallback_spots
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def get_products_by_ids(self, productIds: List[int]) -> List[Dict[str, Any]]:
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"""
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根据ID列表批量获取产品信息 - 改进版本
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Args:
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productIds: 产品ID列表
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Returns:
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产品信息列表
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"""
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if not productIds:
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logger.warning("产品ID列表为空")
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return []
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logger.debug(f"批量查询产品信息: IDs={productIds}")
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placeholders = ','.join(['%s'] * len(productIds))
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query = f"SELECT * FROM product WHERE id IN ({placeholders}) AND isDelete = 0"
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results = self._execute_query(query, tuple(productIds))
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if results is None:
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logger.error("批量查询产品信息失败")
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return self._get_fallback_products(productIds)
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# 检查是否所有ID都找到了对应的记录
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found_ids = {result['id'] for result in results}
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missing_ids = set(productIds) - found_ids
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if missing_ids:
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logger.warning(f"部分产品ID未找到: {missing_ids}")
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# 添加兜底数据
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fallback_products = self._get_fallback_products(list(missing_ids))
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results.extend(fallback_products)
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logger.info(f"批量查询产品信息: 请求{len(productIds)}个，找到{len([r for r in results if r['id'] in productIds])}个")
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return results
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def _get_fallback_products(self, productIds: List[int]) -> List[Dict[str, Any]]:
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"""
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获取产品的兜底数据 - 改进版本，使用正确的字段名
|
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"""
|
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fallback_products = []
|
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for product_id in productIds:
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fallback_products.append({
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'id': product_id,
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'productName': f'产品{product_id}',
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'originPrice': '999',
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'realPrice': '888',
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'packageInfo': '包含景区门票和导游服务',
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'keyAdvantages': '性价比高，服务优质',
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'highlights': '精品线路，专业导游',
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'detailedDescription': '详细的产品描述',
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'isDelete': 0,
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'_is_fallback': True
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})
|
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logger.info(f"使用兜底产品数据: {len(fallback_products)}个")
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return fallback_products
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|
||
def get_styles_by_ids(self, styleIds: List[int]) -> List[Dict[str, Any]]:
|
||
"""
|
||
根据ID列表批量获取风格信息 - 改进版本
|
||
|
||
Args:
|
||
styleIds: 风格ID列表
|
||
|
||
Returns:
|
||
风格信息列表
|
||
"""
|
||
if not styleIds:
|
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logger.warning("风格ID列表为空")
|
||
return []
|
||
|
||
logger.debug(f"批量查询风格信息: IDs={styleIds}")
|
||
|
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placeholders = ','.join(['%s'] * len(styleIds))
|
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query = f"SELECT * FROM contentStyle WHERE id IN ({placeholders}) AND isDelete = 0"
|
||
results = self._execute_query(query, tuple(styleIds))
|
||
|
||
if results is None:
|
||
logger.error("批量查询风格信息失败")
|
||
return self._get_fallback_styles(styleIds)
|
||
|
||
# 检查是否所有ID都找到了对应的记录
|
||
found_ids = {result['id'] for result in results}
|
||
missing_ids = set(styleIds) - found_ids
|
||
|
||
if missing_ids:
|
||
logger.warning(f"部分风格ID未找到: {missing_ids}")
|
||
# 添加兜底数据
|
||
fallback_styles = self._get_fallback_styles(list(missing_ids))
|
||
results.extend(fallback_styles)
|
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|
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logger.info(f"批量查询风格信息: 请求{len(styleIds)}个，找到{len([r for r in results if r['id'] in styleIds])}个")
|
||
return results
|
||
|
||
def _get_fallback_styles(self, styleIds: List[int]) -> List[Dict[str, Any]]:
|
||
"""
|
||
获取风格的兜底数据 - 改进版本
|
||
"""
|
||
fallback_styles = []
|
||
for style_id in styleIds:
|
||
fallback_styles.append({
|
||
'id': style_id,
|
||
'styleName': f'风格{style_id}',
|
||
'description': '默认风格描述',
|
||
'isDelete': 0,
|
||
'_is_fallback': True
|
||
})
|
||
logger.info(f"使用兜底风格数据: {len(fallback_styles)}个")
|
||
return fallback_styles
|
||
|
||
def get_audiences_by_ids(self, audienceIds: List[int]) -> List[Dict[str, Any]]:
|
||
"""
|
||
根据ID列表批量获取受众信息 - 改进版本
|
||
|
||
Args:
|
||
audienceIds: 受众ID列表
|
||
|
||
Returns:
|
||
受众信息列表
|
||
"""
|
||
if not audienceIds:
|
||
logger.warning("受众ID列表为空")
|
||
return []
|
||
|
||
logger.debug(f"批量查询受众信息: IDs={audienceIds}")
|
||
|
||
placeholders = ','.join(['%s'] * len(audienceIds))
|
||
query = f"SELECT * FROM targetAudience WHERE id IN ({placeholders}) AND isDelete = 0"
|
||
results = self._execute_query(query, tuple(audienceIds))
|
||
|
||
if results is None:
|
||
logger.error("批量查询受众信息失败")
|
||
return self._get_fallback_audiences(audienceIds)
|
||
|
||
# 检查是否所有ID都找到了对应的记录
|
||
found_ids = {result['id'] for result in results}
|
||
missing_ids = set(audienceIds) - found_ids
|
||
|
||
if missing_ids:
|
||
logger.warning(f"部分受众ID未找到: {missing_ids}")
|
||
# 添加兜底数据
|
||
fallback_audiences = self._get_fallback_audiences(list(missing_ids))
|
||
results.extend(fallback_audiences)
|
||
|
||
logger.info(f"批量查询受众信息: 请求{len(audienceIds)}个，找到{len([r for r in results if r['id'] in audienceIds])}个")
|
||
return results
|
||
|
||
def _get_fallback_audiences(self, audienceIds: List[int]) -> List[Dict[str, Any]]:
|
||
"""
|
||
获取受众的兜底数据 - 改进版本
|
||
"""
|
||
fallback_audiences = []
|
||
for audience_id in audienceIds:
|
||
fallback_audiences.append({
|
||
'id': audience_id,
|
||
'audienceName': f'受众{audience_id}',
|
||
'description': '默认受众描述',
|
||
'isDelete': 0,
|
||
'_is_fallback': True
|
||
})
|
||
logger.info(f"使用兜底受众数据: {len(fallback_audiences)}个")
|
||
return fallback_audiences
|
||
|
||
def list_all_scenic_spots(self, user_id: Optional[int] = None, is_public: Optional[bool] = None) -> List[Dict[str, Any]]:
|
||
"""
|
||
获取所有景区列表 - 改进版本
|
||
|
||
Args:
|
||
user_id: 用户ID，如果提供则只返回该用户的景区
|
||
is_public: 是否公开，如果提供则过滤公开/私有景区
|
||
|
||
Returns:
|
||
景区列表
|
||
"""
|
||
logger.debug(f"获取景区列表: user_id={user_id}, is_public={is_public}")
|
||
|
||
# 构建查询条件
|
||
conditions = ["isDelete = 0"]
|
||
params = []
|
||
|
||
if user_id is not None:
|
||
conditions.append("userId = %s")
|
||
params.append(user_id)
|
||
|
||
if is_public is not None:
|
||
conditions.append("isPublic = %s")
|
||
params.append(1 if is_public else 0)
|
||
|
||
query = f"""
|
||
SELECT id, name, address, trafficInfo, description,
|
||
advantage, highlight, isPublic, userId
|
||
FROM scenicSpot
|
||
WHERE {' AND '.join(conditions)}
|
||
ORDER BY name
|
||
"""
|
||
|
||
results = self._execute_query(query, tuple(params))
|
||
|
||
if results is None:
|
||
logger.error("获取景区列表失败")
|
||
return []
|
||
|
||
logger.info(f"获取景区列表: 找到{len(results)}个景区")
|
||
return results
|
||
|
||
def list_all_products(self, user_id: Optional[int] = None, is_public: Optional[bool] = None) -> List[Dict[str, Any]]:
|
||
"""
|
||
获取所有产品列表 - 改进版本
|
||
|
||
Args:
|
||
user_id: 用户ID，如果提供则只返回该用户的产品
|
||
is_public: 是否公开，如果提供则过滤公开/私有产品
|
||
|
||
Returns:
|
||
产品列表
|
||
"""
|
||
logger.debug(f"获取产品列表: user_id={user_id}, is_public={is_public}")
|
||
|
||
# 构建查询条件
|
||
conditions = ["isDelete = 0"]
|
||
params = []
|
||
|
||
if user_id is not None:
|
||
conditions.append("userId = %s")
|
||
params.append(user_id)
|
||
|
||
if is_public is not None:
|
||
conditions.append("isPublic = %s")
|
||
params.append(1 if is_public else 0)
|
||
|
||
query = f"""
|
||
SELECT id, productName, originPrice, realPrice, packageInfo,
|
||
detailedDescription, keyAdvantages, highlights,
|
||
usageRules, surcharge, reservation, refund, discounts,
|
||
isPublic, userId
|
||
FROM product
|
||
WHERE {' AND '.join(conditions)}
|
||
ORDER BY productName
|
||
"""
|
||
|
||
results = self._execute_query(query, tuple(params))
|
||
|
||
if results is None:
|
||
logger.error("获取产品列表失败")
|
||
return []
|
||
|
||
logger.info(f"获取产品列表: 找到{len(results)}个产品")
|
||
return results
|
||
|
||
def list_all_styles(self) -> List[Dict[str, Any]]:
|
||
"""
|
||
获取所有风格列表 - 改进版本
|
||
|
||
Returns:
|
||
风格列表
|
||
"""
|
||
logger.debug("获取风格列表")
|
||
|
||
query = "SELECT id, styleName, description FROM contentStyle WHERE isDelete = 0 ORDER BY styleName"
|
||
results = self._execute_query(query)
|
||
|
||
if results is None:
|
||
logger.error("获取风格列表失败")
|
||
return []
|
||
|
||
logger.info(f"获取风格列表: 找到{len(results)}个风格")
|
||
return results
|
||
|
||
def list_all_audiences(self) -> List[Dict[str, Any]]:
|
||
"""
|
||
获取所有受众列表 - 改进版本
|
||
|
||
Returns:
|
||
受众列表
|
||
"""
|
||
logger.debug("获取受众列表")
|
||
|
||
query = "SELECT id, audienceName, description FROM targetAudience WHERE isDelete = 0 ORDER BY audienceName"
|
||
results = self._execute_query(query)
|
||
|
||
if results is None:
|
||
logger.error("获取受众列表失败")
|
||
return []
|
||
|
||
logger.info(f"获取受众列表: 找到{len(results)}个受众")
|
||
return results
|
||
|
||
def is_available(self) -> bool:
|
||
"""
|
||
检查数据库服务是否可用 - 改进版本
|
||
|
||
Returns:
|
||
数据库是否可用
|
||
"""
|
||
if not self.db_pool:
|
||
return False
|
||
|
||
try:
|
||
# 执行简单的测试查询
|
||
result = self._execute_query("SELECT 1 as test", fetch_one=True)
|
||
return result is not None and result.get('test') == 1
|
||
except Exception as e:
|
||
logger.error(f"数据库可用性检查失败: {e}")
|
||
return False
|
||
|
||
# 名称到ID的反向查询方法 - 改进版本
|
||
|
||
def get_style_id_by_name(self, style_name: str) -> Optional[int]:
|
||
"""
|
||
根据风格名称获取风格ID - 改进版本
|
||
|
||
Args:
|
||
style_name: 风格名称
|
||
|
||
Returns:
|
||
风格ID，如果未找到则返回None
|
||
"""
|
||
logger.debug(f"根据名称查询风格ID: {style_name}")
|
||
|
||
query = "SELECT id FROM contentStyle WHERE styleName = %s AND isDelete = 0"
|
||
result = self._execute_query(query, (style_name,), fetch_one=True)
|
||
|
||
if result:
|
||
style_id = result['id']
|
||
logger.info(f"找到风格ID: {style_name} -> {style_id}")
|
||
return style_id
|
||
else:
|
||
logger.warning(f"未找到风格: {style_name}")
|
||
return None
|
||
|
||
def get_audience_id_by_name(self, audience_name: str) -> Optional[int]:
|
||
"""
|
||
根据受众名称获取受众ID - 改进版本
|
||
|
||
Args:
|
||
audience_name: 受众名称
|
||
|
||
Returns:
|
||
受众ID，如果未找到则返回None
|
||
"""
|
||
logger.debug(f"根据名称查询受众ID: {audience_name}")
|
||
|
||
query = "SELECT id FROM targetAudience WHERE audienceName = %s AND isDelete = 0"
|
||
result = self._execute_query(query, (audience_name,), fetch_one=True)
|
||
|
||
if result:
|
||
audience_id = result['id']
|
||
logger.info(f"找到受众ID: {audience_name} -> {audience_id}")
|
||
return audience_id
|
||
else:
|
||
logger.warning(f"未找到受众: {audience_name}")
|
||
return None
|
||
|
||
def get_scenic_spot_id_by_name(self, spot_name: str) -> Optional[int]:
|
||
"""
|
||
根据景区名称获取景区ID - 改进版本
|
||
|
||
Args:
|
||
spot_name: 景区名称
|
||
|
||
Returns:
|
||
景区ID，如果未找到则返回None
|
||
"""
|
||
logger.debug(f"根据名称查询景区ID: {spot_name}")
|
||
|
||
query = "SELECT id FROM scenicSpot WHERE name = %s AND isDelete = 0"
|
||
result = self._execute_query(query, (spot_name,), fetch_one=True)
|
||
|
||
if result:
|
||
spot_id = result['id']
|
||
logger.info(f"找到景区ID: {spot_name} -> {spot_id}")
|
||
return spot_id
|
||
else:
|
||
logger.warning(f"未找到景区: {spot_name}")
|
||
return None
|
||
|
||
def get_product_id_by_name(self, product_name: str) -> Optional[int]:
|
||
"""
|
||
根据产品名称获取产品ID - 改进版本
|
||
|
||
Args:
|
||
product_name: 产品名称
|
||
|
||
Returns:
|
||
产品ID，如果未找到则返回None
|
||
"""
|
||
logger.debug(f"根据名称查询产品ID: {product_name}")
|
||
|
||
query = "SELECT id FROM product WHERE productName = %s AND isDelete = 0"
|
||
result = self._execute_query(query, (product_name,), fetch_one=True)
|
||
|
||
if result:
|
||
product_id = result['id']
|
||
logger.info(f"找到产品ID: {product_name} -> {product_id}")
|
||
return product_id
|
||
else:
|
||
logger.warning(f"未找到产品: {product_name}")
|
||
return None
|
||
|
||
def get_image_by_id(self, image_id: int) -> Optional[Dict[str, Any]]:
|
||
"""
|
||
根据ID获取图像信息 - 改进版本
|
||
|
||
Args:
|
||
image_id: 图像ID
|
||
|
||
Returns:
|
||
图像信息字典，如果未找到则返回None
|
||
"""
|
||
logger.debug(f"查询图像信息: ID={image_id}")
|
||
|
||
query = "SELECT * FROM material WHERE id = %s AND materialType = 'image' AND isDelete = 0"
|
||
result = self._execute_query(query, (image_id,), fetch_one=True)
|
||
|
||
if result:
|
||
logger.info(f"成功找到图像信息: ID={image_id}, 名称={result.get('materialName', 'Unknown')}")
|
||
return result
|
||
else:
|
||
logger.warning(f"未找到图像信息: ID={image_id}")
|
||
return None
|
||
|
||
def get_images_by_ids(self, image_ids: List[int]) -> List[Dict[str, Any]]:
|
||
"""
|
||
根据ID列表批量获取图像信息 - 改进版本
|
||
|
||
Args:
|
||
image_ids: 图像ID列表
|
||
|
||
Returns:
|
||
图像信息列表
|
||
"""
|
||
if not image_ids:
|
||
return []
|
||
|
||
logger.debug(f"批量查询图像信息: IDs={image_ids}")
|
||
|
||
placeholders = ','.join(['%s'] * len(image_ids))
|
||
query = f"SELECT * FROM material WHERE id IN ({placeholders}) AND materialType = 'image' AND isDelete = 0"
|
||
results = self._execute_query(query, tuple(image_ids))
|
||
|
||
if results is None:
|
||
logger.error("批量查询图像信息失败")
|
||
return []
|
||
|
||
logger.info(f"批量查询图像信息: 请求{len(image_ids)}个，找到{len(results)}个")
|
||
return results
|
||
|
||
def get_content_by_id(self, content_id: int) -> Optional[Dict[str, Any]]:
|
||
"""
|
||
根据ID获取内容信息 - 改进版本
|
||
|
||
Args:
|
||
content_id: 内容ID
|
||
|
||
Returns:
|
||
内容信息字典，如果未找到则返回None
|
||
"""
|
||
logger.debug(f"查询内容信息: ID={content_id}")
|
||
|
||
query = "SELECT * FROM content WHERE id = %s AND isDelete = 0"
|
||
result = self._execute_query(query, (content_id,), fetch_one=True)
|
||
|
||
if result:
|
||
logger.info(f"成功找到内容信息: ID={content_id}, 标题={result.get('title', 'Unknown')}")
|
||
return result
|
||
else:
|
||
logger.warning(f"未找到内容信息: ID={content_id}")
|
||
return None
|
||
|
||
def get_content_by_topic_index(self, topic_index: str) -> Optional[Dict[str, Any]]:
|
||
"""根据主题索引获取内容信息 - 改进版本"""
|
||
logger.debug(f"根据主题索引查询内容信息: topic_index={topic_index}")
|
||
|
||
query = "SELECT * FROM content WHERE topicIndex = %s AND isDelete = 0 ORDER BY createTime DESC LIMIT 1"
|
||
result = self._execute_query(query, (topic_index,), fetch_one=True)
|
||
|
||
if result:
|
||
logger.info(f"成功找到内容信息: topicIndex={topic_index}, 标题={result.get('title', 'Unknown')}")
|
||
return result
|
||
else:
|
||
logger.warning(f"未找到内容信息: topicIndex={topic_index}")
|
||
return None
|
||
|
||
def get_images_by_folder_id(self, folder_id: int) -> List[Dict[str, Any]]:
|
||
"""
|
||
根据文件夹ID获取图像列表 - 改进版本
|
||
|
||
Args:
|
||
folder_id: 文件夹ID
|
||
|
||
Returns:
|
||
图像信息列表
|
||
"""
|
||
logger.debug(f"根据文件夹ID获取图像: folder_id={folder_id}")
|
||
|
||
query = "SELECT * FROM material WHERE folderId = %s AND materialType = 'image' AND isDelete = 0 ORDER BY createTime DESC"
|
||
results = self._execute_query(query, (folder_id,))
|
||
|
||
if results is None:
|
||
logger.error(f"根据文件夹ID获取图像失败: folder_id={folder_id}")
|
||
return []
|
||
|
||
logger.info(f"根据文件夹ID获取图像: folderId={folder_id}, 找到{len(results)}个图像")
|
||
return results
|
||
|
||
def get_folder_by_id(self, folder_id: int) -> Optional[Dict[str, Any]]:
|
||
"""
|
||
根据ID获取文件夹信息 - 改进版本
|
||
|
||
Args:
|
||
folder_id: 文件夹ID
|
||
|
||
Returns:
|
||
文件夹信息字典，如果未找到则返回None
|
||
"""
|
||
logger.debug(f"查询文件夹信息: ID={folder_id}")
|
||
|
||
query = "SELECT * FROM material_folder WHERE id = %s AND isDelete = 0"
|
||
result = self._execute_query(query, (folder_id,), fetch_one=True)
|
||
|
||
if result:
|
||
logger.info(f"成功找到文件夹信息: ID={folder_id}, 名称={result.get('folderName', 'Unknown')}")
|
||
return result
|
||
else:
|
||
logger.warning(f"未找到文件夹信息: ID={folder_id}")
|
||
return None
|
||
|
||
def get_related_images_for_content(self, content_id: int, limit: int = 10) -> List[Dict[str, Any]]:
|
||
"""
|
||
获取与内容相关的图像列表 - 改进版本
|
||
|
||
Args:
|
||
content_id: 内容ID
|
||
limit: 限制数量
|
||
|
||
Returns:
|
||
相关图像列表
|
||
"""
|
||
logger.debug(f"获取相关内容图像: content_id={content_id}, limit={limit}")
|
||
|
||
# 首先检查内容是否存在
|
||
content_query = "SELECT * FROM content WHERE id = %s AND isDelete = 0"
|
||
content = self._execute_query(content_query, (content_id,), fetch_one=True)
|
||
|
||
if not content:
|
||
logger.warning(f"内容不存在: content_id={content_id}")
|
||
return []
|
||
|
||
# 获取相关的图像（这里可以根据业务逻辑调整查询条件）
|
||
images_query = "SELECT * FROM material WHERE materialType = 'image' AND isDelete = 0 ORDER BY RAND() LIMIT %s"
|
||
results = self._execute_query(images_query, (limit,))
|
||
|
||
if results is None:
|
||
logger.error(f"获取相关内容图像失败: content_id={content_id}")
|
||
return []
|
||
|
||
logger.info(f"获取相关内容图像: contentId={content_id}, 找到{len(results)}个图像")
|
||
return results
|
||
|
||
# 模板相关查询方法 - 改进版本
|
||
|
||
def get_all_poster_templates(self) -> List[Dict[str, Any]]:
|
||
"""
|
||
获取所有海报模板 - 改进版本
|
||
|
||
Returns:
|
||
模板列表
|
||
"""
|
||
logger.debug("获取所有海报模板")
|
||
|
||
query = "SELECT * FROM poster_templates ORDER BY created_at"
|
||
results = self._execute_query(query)
|
||
|
||
if results is None:
|
||
logger.error("获取海报模板列表失败")
|
||
return []
|
||
|
||
logger.info(f"获取海报模板列表: 找到{len(results)}个模板")
|
||
return results
|
||
|
||
def get_poster_template_by_id(self, template_id: str) -> Optional[Dict[str, Any]]:
|
||
"""
|
||
根据ID获取海报模板信息 - 改进版本
|
||
|
||
Args:
|
||
template_id: 模板ID
|
||
|
||
Returns:
|
||
模板信息字典，如果未找到则返回None
|
||
"""
|
||
logger.debug(f"查询模板信息: ID={template_id}")
|
||
|
||
query = "SELECT * FROM poster_templates WHERE id = %s"
|
||
result = self._execute_query(query, (template_id,), fetch_one=True)
|
||
|
||
if result:
|
||
logger.info(f"成功找到模板信息: ID={template_id}, 名称={result.get('name', 'Unknown')}")
|
||
return result
|
||
else:
|
||
logger.warning(f"未找到模板信息: ID={template_id}")
|
||
return None
|
||
|
||
def get_active_poster_templates(self) -> List[Dict[str, Any]]:
|
||
"""
|
||
获取所有激活的海报模板 - 改进版本
|
||
|
||
Returns:
|
||
激活的模板列表
|
||
"""
|
||
logger.debug("获取激活的海报模板")
|
||
|
||
query = "SELECT * FROM poster_templates WHERE is_active = 1 ORDER BY created_at"
|
||
results = self._execute_query(query)
|
||
|
||
if results is None:
|
||
logger.error("获取激活模板列表失败")
|
||
return []
|
||
|
||
logger.info(f"获取激活模板列表: 找到{len(results)}个模板")
|
||
return results
|
||
|
||
def update_template_usage_stats(self, template_id: str, success: bool = True, processing_time: float = 0.0):
|
||
"""
|
||
更新模板使用统计 - 改进版本
|
||
|
||
Args:
|
||
template_id: 模板ID
|
||
success: 是否成功
|
||
processing_time: 处理时间（秒）
|
||
"""
|
||
if not self.db_pool:
|
||
logger.error("数据库连接池未初始化")
|
||
return
|
||
|
||
try:
|
||
with self.db_pool.get_connection() as conn:
|
||
with conn.cursor() as cursor:
|
||
# 更新或插入统计记录
|
||
cursor.execute("""
|
||
INSERT INTO templateUsageStats (templateId, usageCount, successCount, errorCount, avgProcessingTime, lastUsedAt)
|
||
VALUES (%s, 1, %s, %s, %s, NOW())
|
||
ON DUPLICATE KEY UPDATE
|
||
usageCount = usageCount + 1,
|
||
successCount = successCount + %s,
|
||
errorCount = errorCount + %s,
|
||
avgProcessingTime = (avgProcessingTime * (usageCount - 1) + %s) / usageCount,
|
||
lastUsedAt = NOW(),
|
||
updatedAt = NOW()
|
||
""", (
|
||
template_id,
|
||
1 if success else 0,
|
||
0 if success else 1,
|
||
processing_time,
|
||
1 if success else 0,
|
||
0 if success else 1,
|
||
processing_time
|
||
))
|
||
|
||
conn.commit()
|
||
|
||
logger.info(f"更新模板使用统计成功: template_id={template_id}, success={success}, time={processing_time:.3f}s")
|
||
|
||
except Exception as e:
|
||
logger.error(f"更新模板使用统计失败: {e}")
|
||
|
||
def get_template_usage_stats(self, template_id: str) -> Optional[Dict[str, Any]]:
|
||
"""
|
||
获取模板使用统计 - 改进版本
|
||
|
||
Args:
|
||
template_id: 模板ID
|
||
|
||
Returns:
|
||
使用统计信息
|
||
"""
|
||
logger.debug(f"查询模板使用统计: template_id={template_id}")
|
||
|
||
query = "SELECT * FROM templateUsageStats WHERE templateId = %s"
|
||
result = self._execute_query(query, (template_id,), fetch_one=True)
|
||
|
||
if result:
|
||
logger.info(f"成功找到模板使用统计: template_id={template_id}")
|
||
return result
|
||
else:
|
||
logger.warning(f"未找到模板使用统计: template_id={template_id}")
|
||
return None
|
||
|
||
def get_connection_info(self) -> Dict[str, Any]:
|
||
"""
|
||
获取数据库连接信息 - 用于调试
|
||
|
||
Returns:
|
||
连接信息字典
|
||
"""
|
||
if not self.db_pool:
|
||
return {"status": "disconnected", "pool": None}
|
||
|
||
try:
|
||
# 获取连接池状态
|
||
pool_info = {
|
||
"status": "connected",
|
||
"pool_name": getattr(self.db_pool, '_pool_name', 'unknown'),
|
||
"pool_size": getattr(self.db_pool, '_pool_size', 'unknown'),
|
||
"active_connections": len(getattr(self.db_pool, '_cnx_queue', [])) if hasattr(self.db_pool, '_cnx_queue') else 'unknown'
|
||
}
|
||
|
||
# 测试连接
|
||
test_result = self._execute_query("SELECT VERSION() as version, DATABASE() as database", fetch_one=True)
|
||
if test_result:
|
||
pool_info.update({
|
||
"mysql_version": test_result.get('version', 'unknown'),
|
||
"current_database": test_result.get('database', 'unknown')
|
||
})
|
||
|
||
return pool_info
|
||
|
||
except Exception as e:
|
||
logger.error(f"获取连接信息失败: {e}")
|
||
return {"status": "error", "error": str(e)}
|