增加选股策略
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oficcejo
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""
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净利增长策略监控数据库管理模块
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复用低价擒牛的数据库结构，但标识为不同策略
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"""
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import sqlite3
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import logging
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from datetime import datetime
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from typing import List, Dict, Tuple, Optional
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import os
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class ProfitGrowthMonitor:
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"""净利增长策略监控数据库管理"""
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def __init__(self, db_path: str = "profit_growth_monitor.db"):
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"""
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初始化监控数据库
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Args:
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db_path: 数据库文件路径
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"""
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self.db_path = db_path
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self.logger = logging.getLogger(__name__)
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self._init_database()
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def _init_database(self):
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"""初始化数据库表结构"""
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try:
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conn = sqlite3.connect(self.db_path)
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cursor = conn.cursor()
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# 创建监控股票表
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS monitored_stocks (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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stock_code TEXT NOT NULL,
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stock_name TEXT NOT NULL,
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buy_price REAL NOT NULL,
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buy_date TEXT NOT NULL,
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holding_days INTEGER DEFAULT 0,
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status TEXT DEFAULT 'holding',
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add_time TEXT NOT NULL,
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remove_time TEXT,
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remove_reason TEXT,
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UNIQUE(stock_code, status)
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)
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""")
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# 创建卖出提醒表
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cursor.execute("""
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CREATE TABLE IF NOT EXISTS sell_alerts (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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stock_code TEXT NOT NULL,
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stock_name TEXT NOT NULL,
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alert_type TEXT NOT NULL,
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alert_reason TEXT,
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current_price REAL,
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kdj_k REAL,
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kdj_d REAL,
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kdj_j REAL,
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holding_days INTEGER,
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alert_time TEXT NOT NULL,
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is_processed INTEGER DEFAULT 0
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)
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""")
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conn.commit()
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conn.close()
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self.logger.info("净利增长监控数据库初始化成功")
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except Exception as e:
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self.logger.error(f"数据库初始化失败: {e}")
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def add_stock(self, stock_code: str, stock_name: str, buy_price: float,
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buy_date: str = None) -> Tuple[bool, str]:
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"""
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添加股票到监控列表
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Args:
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stock_code: 股票代码
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stock_name: 股票名称
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buy_price: 买入价格
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buy_date: 买入日期（可选，默认为当前日期）
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Returns:
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(是否成功, 消息)
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"""
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try:
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if buy_date is None:
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buy_date = datetime.now().strftime("%Y-%m-%d")
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add_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
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conn = sqlite3.connect(self.db_path)
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cursor = conn.cursor()
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# 检查是否已存在
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cursor.execute("""
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SELECT id FROM monitored_stocks
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WHERE stock_code = ? AND status = 'holding'
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""", (stock_code,))
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if cursor.fetchone():
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conn.close()
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return False, f"股票 {stock_code} 已在监控列表中"
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# 插入新记录
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cursor.execute("""
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INSERT INTO monitored_stocks
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(stock_code, stock_name, buy_price, buy_date, add_time)
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VALUES (?, ?, ?, ?, ?)
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""", (stock_code, stock_name, buy_price, buy_date, add_time))
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conn.commit()
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conn.close()
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self.logger.info(f"添加股票到监控: {stock_code} {stock_name}")
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return True, f"成功添加 {stock_name} 到监控列表"
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except Exception as e:
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self.logger.error(f"添加股票失败: {e}")
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return False, f"添加失败: {str(e)}"
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def get_monitoring_stocks(self) -> List[Dict]:
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"""获取所有监控中的股票"""
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try:
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conn = sqlite3.connect(self.db_path)
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conn.row_factory = sqlite3.Row
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cursor = conn.cursor()
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cursor.execute("""
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SELECT * FROM monitored_stocks
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WHERE status = 'holding'
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ORDER BY add_time DESC
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""")
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stocks = [dict(row) for row in cursor.fetchall()]
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conn.close()
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return stocks
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except Exception as e:
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self.logger.error(f"获取监控股票失败: {e}")
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return []
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def update_holding_days(self, stock_code: str, days: int) -> bool:
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"""更新持股天数"""
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try:
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conn = sqlite3.connect(self.db_path)
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cursor = conn.cursor()
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cursor.execute("""
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UPDATE monitored_stocks
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SET holding_days = ?
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WHERE stock_code = ? AND status = 'holding'
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""", (days, stock_code))
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conn.commit()
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conn.close()
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return True
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except Exception as e:
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self.logger.error(f"更新持股天数失败: {e}")
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return False
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def add_sell_alert(self, stock_code: str, stock_name: str, alert_type: str,
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alert_reason: str = None, current_price: float = None,
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kdj_k: float = None, kdj_d: float = None, kdj_j: float = None,
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holding_days: int = None) -> Tuple[bool, str]:
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"""添加卖出提醒"""
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try:
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alert_time = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
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conn = sqlite3.connect(self.db_path)
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cursor = conn.cursor()
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cursor.execute("""
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INSERT INTO sell_alerts
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(stock_code, stock_name, alert_type, alert_reason,
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current_price, kdj_k, kdj_d, kdj_j, holding_days, alert_time)
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VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
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""", (stock_code, stock_name, alert_type, alert_reason,
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current_price, kdj_k, kdj_d, kdj_j, holding_days, alert_time))
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conn.commit()
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conn.close()
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self.logger.info(f"添加卖出提醒: {stock_code} - {alert_type}")
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return True, "提醒添加成功"
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except Exception as e:
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self.logger.error(f"添加卖出提醒失败: {e}")
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return False, str(e)
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def get_unprocessed_alerts(self) -> List[Dict]:
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"""获取未处理的卖出提醒"""
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try:
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conn = sqlite3.connect(self.db_path)
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conn.row_factory = sqlite3.Row
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cursor = conn.cursor()
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cursor.execute("""
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SELECT * FROM sell_alerts
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WHERE is_processed = 0
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ORDER BY alert_time DESC
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""")
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alerts = [dict(row) for row in cursor.fetchall()]
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conn.close()
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return alerts
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except Exception as e:
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self.logger.error(f"获取卖出提醒失败: {e}")
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return []
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def get_all_alerts(self, limit: int = 50) -> List[Dict]:
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"""获取所有卖出提醒历史"""
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try:
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conn = sqlite3.connect(self.db_path)
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conn.row_factory = sqlite3.Row
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cursor = conn.cursor()
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cursor.execute("""
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SELECT * FROM sell_alerts
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ORDER BY alert_time DESC
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LIMIT ?
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""", (limit,))
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alerts = [dict(row) for row in cursor.fetchall()]
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conn.close()
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return alerts
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except Exception as e:
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self.logger.error(f"获取提醒历史失败: {e}")
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return []
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def remove_stock(self, stock_code: str, reason: str = "手动移除") -> Tuple[bool, str]:
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"""从监控列表移除股票"""
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try:
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conn = sqlite3.connect(self.db_path)
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cursor = conn.cursor()
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# 先检查是否存在持仓中的股票
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cursor.execute("""
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SELECT id FROM monitored_stocks
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WHERE stock_code = ? AND status = 'holding'
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""", (stock_code,))
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if not cursor.fetchone():
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conn.close()
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return False, f"股票 {stock_code} 不在监控列表中"
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# 先删除该股票的所有'removed'记录（避免UNIQUE约束冲突）
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cursor.execute("""
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DELETE FROM monitored_stocks
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WHERE stock_code = ? AND status = 'removed'
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""", (stock_code,))
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# 然后更新持仓中的记录为'removed'
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cursor.execute("""
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UPDATE monitored_stocks
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SET status = 'removed',
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remove_time = ?,
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remove_reason = ?
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WHERE stock_code = ? AND status = 'holding'
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""", (datetime.now().strftime("%Y-%m-%d %H:%M:%S"), reason, stock_code))
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conn.commit()
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conn.close()
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self.logger.info(f"移除股票: {stock_code}, 原因: {reason}")
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return True, f"成功移除 {stock_code}"
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except Exception as e:
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self.logger.error(f"移除股票失败: {e}")
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return False, f"移除失败: {str(e)}"
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def get_removed_stocks(self, limit: int = 50) -> List[Dict]:
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"""获取已移除的股票历史"""
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try:
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conn = sqlite3.connect(self.db_path)
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conn.row_factory = sqlite3.Row
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cursor = conn.cursor()
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cursor.execute("""
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SELECT * FROM monitored_stocks
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WHERE status = 'removed'
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ORDER BY remove_time DESC
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LIMIT ?
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""", (limit,))
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stocks = [dict(row) for row in cursor.fetchall()]
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conn.close()
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return stocks
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except Exception as e:
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self.logger.error(f"获取移除历史失败: {e}")
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return []
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# 全局实例
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profit_growth_monitor = ProfitGrowthMonitor()
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